Search

John S. Wasaff

Examiner (ID: 1879)

Most Active Art Unit
3742
Art Unit(s)
3742, 3689
Total Applications
383
Issued Applications
104
Pending Applications
65
Abandoned Applications
214

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17946253 [patent_doc_number] => 20220333270 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => SiC SEED CRYSTAL AND METHOD FOR PRODUCING SAME, SiC INGOT PRODUCED BY GROWING SAID SiC SEED CRYSTAL AND METHOD FOR PRODUCING SAME, AND SiC WAFER PRODUCED FROM SAID SiC INGOT AND SiC WAFER WITH EPITAXIAL FILM AND METHODS RESPECTIVELY FOR PRODUCING SAID SiC WAFER AND SAID SiC WAFER WITH EPITAXIAL FILM [patent_app_type] => utility [patent_app_number] => 17/633096 [patent_app_country] => US [patent_app_date] => 2020-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20814 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -36 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17633096 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/633096
SiC SEED CRYSTAL AND METHOD FOR PRODUCING SAME, SiC INGOT PRODUCED BY GROWING SAID SiC SEED CRYSTAL AND METHOD FOR PRODUCING SAME, AND SiC WAFER PRODUCED FROM SAID SiC INGOT AND SiC WAFER WITH EPITAXIAL FILM AND METHODS RESPECTIVELY FOR PRODUCING SAID SiC WAFER AND SAID SiC WAFER WITH EPITAXIAL FILM Aug 4, 2020 Pending
Array ( [id] => 17867588 [patent_doc_number] => 20220290324 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => SiC SUBSTRATE PRODUCTION METHOD [patent_app_type] => utility [patent_app_number] => 17/633118 [patent_app_country] => US [patent_app_date] => 2020-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14369 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17633118 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/633118
SiC SUBSTRATE PRODUCTION METHOD Aug 4, 2020 Pending
Array ( [id] => 17883193 [patent_doc_number] => 20220298670 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-22 [patent_title] => METHOD FOR PRODUCING SEMICONDUCTOR WAFERS FROM MONOCRYSTALLINE SILICON [patent_app_type] => utility [patent_app_number] => 17/636370 [patent_app_country] => US [patent_app_date] => 2020-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1722 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17636370 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/636370
Method for producing semiconductor wafers of monocrystalline silicon by pulling a single silicon crystal from a melt contained in a crucible and continually changing the rotational direction of the crucible Aug 4, 2020 Issued
Array ( [id] => 17807922 [patent_doc_number] => 20220259757 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => SILICON INGOT, SILICON BLOCK, SILICON SUBSTRATE, MANUFACTURING METHOD FOR SILICON INGOT, AND SOLAR CELL [patent_app_type] => utility [patent_app_number] => 17/627412 [patent_app_country] => US [patent_app_date] => 2020-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 35052 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 273 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17627412 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/627412
SILICON INGOT, SILICON BLOCK, SILICON SUBSTRATE, MANUFACTURING METHOD FOR SILICON INGOT, AND SOLAR CELL Jul 16, 2020 Pending
Array ( [id] => 16624789 [patent_doc_number] => 20210043442 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-11 [patent_title] => METHOD FOR IMPROVING FLATNESS OF SEMICONDUCTOR THIN FILM [patent_app_type] => utility [patent_app_number] => 16/928577 [patent_app_country] => US [patent_app_date] => 2020-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3414 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16928577 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/928577
METHOD FOR IMPROVING FLATNESS OF SEMICONDUCTOR THIN FILM Jul 13, 2020 Abandoned
Array ( [id] => 18623733 [patent_doc_number] => 11756788 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-12 [patent_title] => Method for growing a metastable crystalline structure which is a 2-dimensional planar film from a nanowire metastable seed crystal provided inside a template structure [patent_app_type] => utility [patent_app_number] => 16/926850 [patent_app_country] => US [patent_app_date] => 2020-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 15 [patent_no_of_words] => 6027 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16926850 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/926850
Method for growing a metastable crystalline structure which is a 2-dimensional planar film from a nanowire metastable seed crystal provided inside a template structure Jul 12, 2020 Issued
Array ( [id] => 17807923 [patent_doc_number] => 20220259758 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => A METHOD OF CONTROLLED N-DOPING OF GROUP III-V MATERIALS GROWN ON (111) SI [patent_app_type] => utility [patent_app_number] => 17/625441 [patent_app_country] => US [patent_app_date] => 2020-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5692 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17625441 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/625441
A METHOD OF CONTROLLED N-DOPING OF GROUP III-V MATERIALS GROWN ON (111) SI Jul 6, 2020 Pending
Array ( [id] => 17588016 [patent_doc_number] => 11326274 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-10 [patent_title] => Single crystal growth crucible having a first housing and a second housing, and single crystal production device [patent_app_type] => utility [patent_app_number] => 16/910542 [patent_app_country] => US [patent_app_date] => 2020-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6945 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 303 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16910542 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/910542
Single crystal growth crucible having a first housing and a second housing, and single crystal production device Jun 23, 2020 Issued
Array ( [id] => 17392754 [patent_doc_number] => 11241745 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-08 [patent_title] => Cutting tool including substrate and coating layer [patent_app_type] => utility [patent_app_number] => 17/254521 [patent_app_country] => US [patent_app_date] => 2020-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 12931 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 293 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17254521 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/254521
Cutting tool including substrate and coating layer Jun 21, 2020 Issued
Array ( [id] => 16771254 [patent_doc_number] => 10982349 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-04-20 [patent_title] => Temperature field device comprising a first drum, a second drum, and a filler inside the second drum and a space between the second drum and the first drum [patent_app_type] => utility [patent_app_number] => 16/903345 [patent_app_country] => US [patent_app_date] => 2020-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 15124 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 297 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16903345 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/903345
Temperature field device comprising a first drum, a second drum, and a filler inside the second drum and a space between the second drum and the first drum Jun 15, 2020 Issued
Array ( [id] => 17830593 [patent_doc_number] => 20220267897 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-25 [patent_title] => GROUP III COMPOUND SUBSTRATE PRODUCTION METHOD AND SUBSTRATE PRODUCED BY THIS PRODUCTION METHOD [patent_app_type] => utility [patent_app_number] => 17/628745 [patent_app_country] => US [patent_app_date] => 2020-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11349 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17628745 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/628745
Method for producing a group III compound crystal by hydride vapor phase epitaxy on a seed substrate formed on a group III nitride base substrate Jun 15, 2020 Issued
Array ( [id] => 17990565 [patent_doc_number] => 20220356602 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-10 [patent_title] => IN-SITU AND SELECTIVE AREA ETCHING OF SURFACES OR LAYERS, AND HIGH-SPEED GROWTH OF GALLIUM NITRIDE, BY ORGANOMETALLIC CHLORINE PRECURSORS [patent_app_type] => utility [patent_app_number] => 17/620182 [patent_app_country] => US [patent_app_date] => 2020-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7454 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17620182 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/620182
IN-SITU AND SELECTIVE AREA ETCHING OF SURFACES OR LAYERS, AND HIGH-SPEED GROWTH OF GALLIUM NITRIDE, BY ORGANOMETALLIC CHLORINE PRECURSORS Jun 15, 2020 Pending
Array ( [id] => 18134987 [patent_doc_number] => 11560643 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-24 [patent_title] => System for efficient manufacturing of a plurality of high-quality semiconductor single crystals by physical vapor transport [patent_app_type] => utility [patent_app_number] => 16/894428 [patent_app_country] => US [patent_app_date] => 2020-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 6276 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16894428 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/894428
System for efficient manufacturing of a plurality of high-quality semiconductor single crystals by physical vapor transport Jun 4, 2020 Issued
Array ( [id] => 17953780 [patent_doc_number] => 11479875 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-25 [patent_title] => System for horizontal growth of high-quality semiconductor single crystals by physical vapor transport [patent_app_type] => utility [patent_app_number] => 16/894337 [patent_app_country] => US [patent_app_date] => 2020-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 6898 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 406 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16894337 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/894337
System for horizontal growth of high-quality semiconductor single crystals by physical vapor transport Jun 4, 2020 Issued
Array ( [id] => 16506630 [patent_doc_number] => 20200385886 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-10 [patent_title] => APPARATUS FOR PRODUCING GROUP-III NITRIDE SEMICONDUCTOR CRYSTAL [patent_app_type] => utility [patent_app_number] => 16/889852 [patent_app_country] => US [patent_app_date] => 2020-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5771 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16889852 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/889852
Apparatus for producing Group-III nitride semiconductor crystal including nitrogen source nozzles with different spray directions Jun 1, 2020 Issued
Array ( [id] => 17665625 [patent_doc_number] => 11359306 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-14 [patent_title] => Method for preparing a SiC ingot and device for preparing a SiC ingot wherein electrical resistance of crucible body is 2.9 ohms or more [patent_app_type] => utility [patent_app_number] => 16/881491 [patent_app_country] => US [patent_app_date] => 2020-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 7354 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 265 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16881491 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/881491
Method for preparing a SiC ingot and device for preparing a SiC ingot wherein electrical resistance of crucible body is 2.9 ohms or more May 21, 2020 Issued
Array ( [id] => 18604959 [patent_doc_number] => 11746415 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-05 [patent_title] => Method for applying a carbon layer to a substrate comprising introducing a process gas into a deposition chamber via a gas inlet and gas activation element [patent_app_type] => utility [patent_app_number] => 16/872394 [patent_app_country] => US [patent_app_date] => 2020-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4319 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16872394 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/872394
Method for applying a carbon layer to a substrate comprising introducing a process gas into a deposition chamber via a gas inlet and gas activation element May 11, 2020 Issued
Array ( [id] => 17917448 [patent_doc_number] => 20220319844 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => ANISOTROPIC EPITAXIAL GROWTH [patent_app_type] => utility [patent_app_number] => 17/615877 [patent_app_country] => US [patent_app_date] => 2020-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6788 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17615877 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/615877
ANISOTROPIC EPITAXIAL GROWTH May 6, 2020 Pending
Array ( [id] => 17022702 [patent_doc_number] => 20210246573 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-12 [patent_title] => SILICON CARBIDE CRYSTAL GROWING APPARATUS AND CRYSTAL GROWING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 16/866509 [patent_app_country] => US [patent_app_date] => 2020-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3278 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16866509 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/866509
SILICON CARBIDE CRYSTAL GROWING APPARATUS AND CRYSTAL GROWING METHOD THEREOF May 3, 2020 Abandoned
Array ( [id] => 17761877 [patent_doc_number] => 20220235489 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-28 [patent_title] => METHOD FOR MANUFACTURING GROUP III COMPOUND SUBSTRATE, AND GROUP III COMPOUND SUBSTRATE [patent_app_type] => utility [patent_app_number] => 17/613653 [patent_app_country] => US [patent_app_date] => 2020-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4395 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17613653 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/613653
METHOD FOR MANUFACTURING GROUP III COMPOUND SUBSTRATE, AND GROUP III COMPOUND SUBSTRATE Apr 30, 2020 Pending
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