Search

Samuel A. Acquah

Examiner (ID: 13702)

Most Active Art Unit
1711
Art Unit(s)
1774, 1711, 2899, 1207, 1754, 1503
Total Applications
2690
Issued Applications
2329
Pending Applications
91
Abandoned Applications
269

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18754526 [patent_doc_number] => 20230357950 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-09 [patent_title] => MANUFACTURING METHOD OF SINGLE CRYSTALS [patent_app_type] => utility [patent_app_number] => 18/029745 [patent_app_country] => US [patent_app_date] => 2021-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11814 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18029745 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/029745
MANUFACTURING METHOD OF SINGLE CRYSTALS Sep 21, 2021 Pending
Array ( [id] => 17482788 [patent_doc_number] => 20220090292 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-24 [patent_title] => ACTIVE BALANCING SEED LIFT [patent_app_type] => utility [patent_app_number] => 17/469031 [patent_app_country] => US [patent_app_date] => 2021-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11113 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17469031 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/469031
ACTIVE BALANCING SEED LIFT Sep 7, 2021 Abandoned
Array ( [id] => 18895017 [patent_doc_number] => 20240010502 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-11 [patent_title] => POLYCRYSTAL SILICON ROD, POLYCRYSTAL SILICON ROD PRODUCTION METHOD, AND POLYCRYSTAL SILICON THERMAL PROCESSING METHOD [patent_app_type] => utility [patent_app_number] => 18/037966 [patent_app_country] => US [patent_app_date] => 2021-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13243 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18037966 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/037966
POLYCRYSTAL SILICON ROD, POLYCRYSTAL SILICON ROD PRODUCTION METHOD, AND POLYCRYSTAL SILICON THERMAL PROCESSING METHOD Aug 31, 2021 Pending
Array ( [id] => 18485445 [patent_doc_number] => 20230212782 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-06 [patent_title] => METHOD FOR MANUFACTURING SILICON SINGLE-CRYSTAL SUBSTRATE AND SILICON SINGLE-CRYSTAL SUBSTRATE [patent_app_type] => utility [patent_app_number] => 18/019916 [patent_app_country] => US [patent_app_date] => 2021-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5855 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 18019916 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/019916
METHOD FOR MANUFACTURING SILICON SINGLE-CRYSTAL SUBSTRATE AND SILICON SINGLE-CRYSTAL SUBSTRATE Jul 22, 2021 Pending
Array ( [id] => 18143917 [patent_doc_number] => 20230017768 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => APPARATUS AND METHOD FOR USE WITH A SUBSTRATE CHAMBER [patent_app_type] => utility [patent_app_number] => 17/377581 [patent_app_country] => US [patent_app_date] => 2021-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8845 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17377581 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/377581
Apparatus and method for use with a substrate chamber Jul 15, 2021 Issued
Array ( [id] => 18230063 [patent_doc_number] => 20230069057 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-02 [patent_title] => Growth Device and Method for Low-Stress Crystals [patent_app_type] => utility [patent_app_number] => 17/797063 [patent_app_country] => US [patent_app_date] => 2021-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4127 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17797063 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/797063
Growth Device and Method for Low-Stress Crystals Jul 4, 2021 Abandoned
Array ( [id] => 18537960 [patent_doc_number] => 20230243063 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-03 [patent_title] => SiC CRYSTAL MANUFACTURING METHOD [patent_app_type] => utility [patent_app_number] => 18/011926 [patent_app_country] => US [patent_app_date] => 2021-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3876 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18011926 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/011926
SiC CRYSTAL MANUFACTURING METHOD Jun 28, 2021 Pending
Array ( [id] => 18537961 [patent_doc_number] => 20230243064 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-03 [patent_title] => Crystal Growing Unit for Producing a Single Crystal [patent_app_type] => utility [patent_app_number] => 18/012563 [patent_app_country] => US [patent_app_date] => 2021-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15023 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18012563 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/012563
Crystal growing unit for producing a single crystal Jun 23, 2021 Issued
Array ( [id] => 20129509 [patent_doc_number] => 12371813 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-29 [patent_title] => Silicon wafer and method for producing silicon wafer [patent_app_type] => utility [patent_app_number] => 18/011422 [patent_app_country] => US [patent_app_date] => 2021-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 0 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18011422 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/011422
Silicon wafer and method for producing silicon wafer Jun 13, 2021 Issued
Array ( [id] => 20480690 [patent_doc_number] => 12529161 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-20 [patent_title] => Systems for preparing crystals [patent_app_type] => utility [patent_app_number] => 17/338766 [patent_app_country] => US [patent_app_date] => 2021-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 15 [patent_no_of_words] => 15019 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17338766 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/338766
Systems for preparing crystals Jun 3, 2021 Issued
Array ( [id] => 17100091 [patent_doc_number] => 20210287882 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-16 [patent_title] => MODULAR MICROWAVE SOURCE WITH LOCAL LORENTZ FORCE [patent_app_type] => utility [patent_app_number] => 17/338510 [patent_app_country] => US [patent_app_date] => 2021-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8065 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17338510 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/338510
Modular microwave source with local lorentz force Jun 2, 2021 Issued
Array ( [id] => 17688331 [patent_doc_number] => 20220195623 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-23 [patent_title] => SPOOL-BALANCED SEED LIFT [patent_app_type] => utility [patent_app_number] => 17/338152 [patent_app_country] => US [patent_app_date] => 2021-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8922 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17338152 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/338152
Spool-balanced seed lift Jun 2, 2021 Issued
Array ( [id] => 18376428 [patent_doc_number] => 20230151512 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-18 [patent_title] => A METHOD FOR GROWING HIGH-QUALITY HETEROEPITAXIAL MONOCLINIC GALLIUM OXIDE CRYSTAL [patent_app_type] => utility [patent_app_number] => 17/771888 [patent_app_country] => US [patent_app_date] => 2021-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3786 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17771888 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/771888
Method for growing high-quality heteroepitaxial monoclinic gallium oxide crystal May 31, 2021 Issued
Array ( [id] => 17750084 [patent_doc_number] => 20220228289 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-21 [patent_title] => RAW MATERIAL FEED HOPPER AND SINGLE CRYSTAL GROWTH SYSTEM [patent_app_type] => utility [patent_app_number] => 17/333957 [patent_app_country] => US [patent_app_date] => 2021-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4850 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17333957 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/333957
Raw material feed hopper and single crystal growth system May 27, 2021 Issued
Array ( [id] => 18399545 [patent_doc_number] => 11661673 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-05-30 [patent_title] => HVPE apparatus and methods for growing indium nitride and indium nitride materials and structures grown thereby [patent_app_type] => utility [patent_app_number] => 17/329129 [patent_app_country] => US [patent_app_date] => 2021-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 33 [patent_figures_cnt] => 38 [patent_no_of_words] => 12491 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 311 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17329129 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/329129
HVPE apparatus and methods for growing indium nitride and indium nitride materials and structures grown thereby May 23, 2021 Issued
Array ( [id] => 17229042 [patent_doc_number] => 20210355598 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-18 [patent_title] => LOW-DISLOCATION BULK GAN CRYSTAL AND METHOD OF FABRICATING SAME [patent_app_type] => utility [patent_app_number] => 17/306239 [patent_app_country] => US [patent_app_date] => 2021-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5068 [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] => 17306239 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/306239
Low-dislocation bulk GaN crystal and method of fabricating same May 2, 2021 Issued
Array ( [id] => 19904416 [patent_doc_number] => 12281412 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-22 [patent_title] => Apparatus for heating multiple crucibles [patent_app_type] => utility [patent_app_number] => 17/927810 [patent_app_country] => US [patent_app_date] => 2021-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 2148 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 481 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17927810 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/927810
Apparatus for heating multiple crucibles Apr 26, 2021 Issued
Array ( [id] => 17200594 [patent_doc_number] => 20210340689 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-04 [patent_title] => CRUCIBLE AND CRYSTAL GROWTH EQUIPMENT [patent_app_type] => utility [patent_app_number] => 17/240349 [patent_app_country] => US [patent_app_date] => 2021-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6882 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17240349 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/240349
CRUCIBLE AND CRYSTAL GROWTH EQUIPMENT Apr 25, 2021 Abandoned
Array ( [id] => 18709707 [patent_doc_number] => 20230332329 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => MODIFIED NANOCRYSTALLINE STRIP, PREPARATION METHOD THEREFOR, AND APPLICATION THEREOF [patent_app_type] => utility [patent_app_number] => 18/043165 [patent_app_country] => US [patent_app_date] => 2021-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9330 [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] => 18043165 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/043165
MODIFIED NANOCRYSTALLINE STRIP, PREPARATION METHOD THEREFOR, AND APPLICATION THEREOF Apr 19, 2021 Pending
Array ( [id] => 17010773 [patent_doc_number] => 20210241934 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-05 [patent_title] => CRYSTAL AND SUBSTRATE OF CONDUCTIVE GaAs, AND METHOD FOR FORMING THE SAME [patent_app_type] => utility [patent_app_number] => 17/233845 [patent_app_country] => US [patent_app_date] => 2021-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5177 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17233845 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/233845
Crystal and substrate of conductive GaAs, and method for forming the same Apr 18, 2021 Issued
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