Search

Hanway Chang

Examiner (ID: 18322, Phone: (571)270-5766 , Office: P/2881 )

Most Active Art Unit
2881
Art Unit(s)
2881, 4183
Total Applications
1088
Issued Applications
928
Pending Applications
97
Abandoned Applications
98

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17886330 [patent_doc_number] => 20220301808 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-22 [patent_title] => ION GENERATOR AND ION IMPLANTER [patent_app_type] => utility [patent_app_number] => 17/836109 [patent_app_country] => US [patent_app_date] => 2022-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7894 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17836109 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/836109
Ion generator and ion implanter Jun 8, 2022 Issued
Array ( [id] => 18833720 [patent_doc_number] => 20230402247 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-14 [patent_title] => MOLTEN LIQUID TRANSPORT FOR TUNABLE VAPORIZATION IN ION SOURCES [patent_app_type] => utility [patent_app_number] => 17/835107 [patent_app_country] => US [patent_app_date] => 2022-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8010 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17835107 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/835107
Molten liquid transport for tunable vaporization in ion sources Jun 7, 2022 Issued
Array ( [id] => 18068091 [patent_doc_number] => 20220399179 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-15 [patent_title] => ION BEAM CHAMBER FLUID DELIVERY APPARATUS AND METHOD AND ION BEAM ETCHER USING SAME [patent_app_type] => utility [patent_app_number] => 17/805663 [patent_app_country] => US [patent_app_date] => 2022-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5389 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17805663 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/805663
Ion beam chamber fluid delivery apparatus and method and ion beam etcher using same Jun 5, 2022 Issued
Array ( [id] => 18821008 [patent_doc_number] => 20230395349 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => Creating Multiple Electron Beams with a Photocathode Film [patent_app_type] => utility [patent_app_number] => 17/830244 [patent_app_country] => US [patent_app_date] => 2022-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8072 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [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] => 17830244 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/830244
Creating multiple electron beams with a photocathode film May 31, 2022 Issued
Array ( [id] => 18047864 [patent_doc_number] => 11521822 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-06 [patent_title] => Ion gun and vacuum processing apparatus [patent_app_type] => utility [patent_app_number] => 17/828312 [patent_app_country] => US [patent_app_date] => 2022-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 18 [patent_no_of_words] => 8559 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17828312 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/828312
Ion gun and vacuum processing apparatus May 30, 2022 Issued
Array ( [id] => 17853465 [patent_doc_number] => 20220283507 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-08 [patent_title] => TARGET CONTROL IN EXTREME ULTRAVIOLET LITHOGRAPHY SYSTEMS USING ABERRATION OF REFLECTION IMAGE [patent_app_type] => utility [patent_app_number] => 17/751545 [patent_app_country] => US [patent_app_date] => 2022-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8471 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17751545 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/751545
Target control in extreme ultraviolet lithography systems using aberration of reflection image May 22, 2022 Issued
Array ( [id] => 19235523 [patent_doc_number] => 20240192717 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => POWER SUPPLY [patent_app_type] => utility [patent_app_number] => 18/556200 [patent_app_country] => US [patent_app_date] => 2022-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3191 [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] => 18556200 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/556200
POWER SUPPLY Apr 28, 2022 Pending
Array ( [id] => 19235523 [patent_doc_number] => 20240192717 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => POWER SUPPLY [patent_app_type] => utility [patent_app_number] => 18/556200 [patent_app_country] => US [patent_app_date] => 2022-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3191 [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] => 18556200 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/556200
POWER SUPPLY Apr 28, 2022 Pending
Array ( [id] => 18766881 [patent_doc_number] => 11817289 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-14 [patent_title] => Charged particle beam device [patent_app_type] => utility [patent_app_number] => 17/725276 [patent_app_country] => US [patent_app_date] => 2022-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 18 [patent_no_of_words] => 4477 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17725276 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/725276
Charged particle beam device Apr 19, 2022 Issued
Array ( [id] => 18481131 [patent_doc_number] => 11694883 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-04 [patent_title] => Sample support, sample ionization method, and mass spectrometry method [patent_app_type] => utility [patent_app_number] => 17/719121 [patent_app_country] => US [patent_app_date] => 2022-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 11982 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17719121 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/719121
Sample support, sample ionization method, and mass spectrometry method Apr 11, 2022 Issued
Array ( [id] => 19061143 [patent_doc_number] => 11940368 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-26 [patent_title] => Method for pre-detecting defective porous polymer substrate for separator [patent_app_type] => utility [patent_app_number] => 18/032565 [patent_app_country] => US [patent_app_date] => 2022-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 24 [patent_no_of_words] => 7618 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18032565 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/032565
Method for pre-detecting defective porous polymer substrate for separator Apr 5, 2022 Issued
Array ( [id] => 19494194 [patent_doc_number] => 12112915 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-08 [patent_title] => Vaporizer, ion source and method for generating aluminum-containing vapor [patent_app_type] => utility [patent_app_number] => 17/714491 [patent_app_country] => US [patent_app_date] => 2022-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3772 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17714491 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/714491
Vaporizer, ion source and method for generating aluminum-containing vapor Apr 5, 2022 Issued
Array ( [id] => 19569282 [patent_doc_number] => 12144072 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-12 [patent_title] => All-optical laser-driven light source with electrodeless ignition [patent_app_type] => utility [patent_app_number] => 17/707109 [patent_app_country] => US [patent_app_date] => 2022-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 6854 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17707109 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/707109
All-optical laser-driven light source with electrodeless ignition Mar 28, 2022 Issued
Array ( [id] => 17737904 [patent_doc_number] => 20220223366 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-14 [patent_title] => APPARATUS USING MULTIPLE BEAMS OF CHARGED PARTICLES [patent_app_type] => utility [patent_app_number] => 17/656731 [patent_app_country] => US [patent_app_date] => 2022-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7910 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17656731 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/656731
Apparatus using multiple beams of charged particles Mar 27, 2022 Issued
Array ( [id] => 19285585 [patent_doc_number] => 20240222062 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => Electron Gun, Electron Beam Applying Device, and Irradiation Position Shifting Method [patent_app_type] => utility [patent_app_number] => 18/556076 [patent_app_country] => US [patent_app_date] => 2022-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10925 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18556076 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/556076
Electron Gun, Electron Beam Applying Device, and Irradiation Position Shifting Method Mar 24, 2022 Pending
Array ( [id] => 19285585 [patent_doc_number] => 20240222062 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => Electron Gun, Electron Beam Applying Device, and Irradiation Position Shifting Method [patent_app_type] => utility [patent_app_number] => 18/556076 [patent_app_country] => US [patent_app_date] => 2022-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10925 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18556076 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/556076
Electron Gun, Electron Beam Applying Device, and Irradiation Position Shifting Method Mar 24, 2022 Pending
Array ( [id] => 18003650 [patent_doc_number] => 20220362416 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-17 [patent_title] => ELECTROMAGNETIC INTERFERENCE REDUCING SYSTEMS AND METHODS FOR ULTRAVIOLET LAMP ASSEMBLIES [patent_app_type] => utility [patent_app_number] => 17/703209 [patent_app_country] => US [patent_app_date] => 2022-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8438 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17703209 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/703209
Electromagnetic interference reducing systems and methods for ultraviolet lamp assemblies Mar 23, 2022 Issued
Array ( [id] => 19550183 [patent_doc_number] => 12133875 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-05 [patent_title] => Method and apparatus for treating post-harvest plant [patent_app_type] => utility [patent_app_number] => 17/656414 [patent_app_country] => US [patent_app_date] => 2022-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 17473 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17656414 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/656414
Method and apparatus for treating post-harvest plant Mar 23, 2022 Issued
Array ( [id] => 19522342 [patent_doc_number] => 12124061 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-22 [patent_title] => Method of forming photo-alignment film and method of forming liquid crystal layer [patent_app_type] => utility [patent_app_number] => 17/702010 [patent_app_country] => US [patent_app_date] => 2022-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 18221 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17702010 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/702010
Method of forming photo-alignment film and method of forming liquid crystal layer Mar 22, 2022 Issued
Array ( [id] => 17884047 [patent_doc_number] => 20220299524 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-22 [patent_title] => IDENTIFICATION AND QUANTITATION OF INSULIN-LIKE GROWTH FACTOR-I VARIANTS BY MASS SPECTROMETRY [patent_app_type] => utility [patent_app_number] => 17/697813 [patent_app_country] => US [patent_app_date] => 2022-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17892 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17697813 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/697813
Identification and quantitation of insulin-like growth factor-I variants by mass spectrometry Mar 16, 2022 Issued
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