Search

Hanway Chang

Examiner (ID: 19053, Phone: (571)270-5766 , Office: P/2881 )

Most Active Art Unit
2881
Art Unit(s)
2881, 4183
Total Applications
1086
Issued Applications
925
Pending Applications
96
Abandoned Applications
97

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18061706 [patent_doc_number] => 20220392793 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-08 [patent_title] => METHODS OF CROSS-SECTION IMAGING OF AN INSPECTION VOLUME IN A WAFER [patent_app_type] => utility [patent_app_number] => 17/820117 [patent_app_country] => US [patent_app_date] => 2022-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 45372 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -30 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17820117 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/820117
METHODS OF CROSS-SECTION IMAGING OF AN INSPECTION VOLUME IN A WAFER Aug 15, 2022 Pending
Array ( [id] => 18953909 [patent_doc_number] => 20240042236 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => RADIOTHERAPY DOSE PARAMETER COMPUTATION TECHNIQUES [patent_app_type] => utility [patent_app_number] => 17/882452 [patent_app_country] => US [patent_app_date] => 2022-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4808 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17882452 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/882452
Radiotherapy dose parameter computation techniques Aug 4, 2022 Issued
Array ( [id] => 18953909 [patent_doc_number] => 20240042236 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => RADIOTHERAPY DOSE PARAMETER COMPUTATION TECHNIQUES [patent_app_type] => utility [patent_app_number] => 17/882452 [patent_app_country] => US [patent_app_date] => 2022-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4808 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17882452 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/882452
Radiotherapy dose parameter computation techniques Aug 4, 2022 Issued
Array ( [id] => 18031395 [patent_doc_number] => 11514586 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-11-29 [patent_title] => Automated application of drift correction to sample studied under electron microscope [patent_app_type] => utility [patent_app_number] => 17/817248 [patent_app_country] => US [patent_app_date] => 2022-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 199 [patent_figures_cnt] => 205 [patent_no_of_words] => 41566 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17817248 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/817248
Automated application of drift correction to sample studied under electron microscope Aug 2, 2022 Issued
Array ( [id] => 18010680 [patent_doc_number] => 20220369447 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-17 [patent_title] => EUV LIGHT SOURCE AND APPARATUS FOR EUV LITHOGRAPHY [patent_app_type] => utility [patent_app_number] => 17/875288 [patent_app_country] => US [patent_app_date] => 2022-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7130 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17875288 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/875288
EUV light source and apparatus for EUV lithography Jul 26, 2022 Issued
Array ( [id] => 18125498 [patent_doc_number] => 20230011115 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-12 [patent_title] => Integrated Sample Processing System with Multiple Detection Capability [patent_app_type] => utility [patent_app_number] => 17/814530 [patent_app_country] => US [patent_app_date] => 2022-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19655 [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] => 17814530 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/814530
Integrated sample processing system with multiple detection capability Jul 24, 2022 Issued
Array ( [id] => 19046603 [patent_doc_number] => 11935722 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-19 [patent_title] => Machine learning on wafer defect review [patent_app_type] => utility [patent_app_number] => 17/870654 [patent_app_country] => US [patent_app_date] => 2022-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 10103 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17870654 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/870654
Machine learning on wafer defect review Jul 20, 2022 Issued
Array ( [id] => 19842642 [patent_doc_number] => 12255041 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-18 [patent_title] => Electron microscope and method of correcting aberration [patent_app_type] => utility [patent_app_number] => 17/869117 [patent_app_country] => US [patent_app_date] => 2022-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 8333 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17869117 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/869117
Electron microscope and method of correcting aberration Jul 19, 2022 Issued
Array ( [id] => 19975982 [patent_doc_number] => 12343438 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-01 [patent_title] => Luminaire emitting two different bands of disinfection light [patent_app_type] => utility [patent_app_number] => 17/865043 [patent_app_country] => US [patent_app_date] => 2022-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 34 [patent_no_of_words] => 28408 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17865043 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/865043
Luminaire emitting two different bands of disinfection light Jul 13, 2022 Issued
Array ( [id] => 19917323 [patent_doc_number] => 12292690 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-06 [patent_title] => Insert for a source chamber of an EUV radiation source [patent_app_type] => utility [patent_app_number] => 17/864939 [patent_app_country] => US [patent_app_date] => 2022-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17864939 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/864939
Insert for a source chamber of an EUV radiation source Jul 13, 2022 Issued
Array ( [id] => 17947053 [patent_doc_number] => 20220334072 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => IMAGING SYSTEMS AND METHODS OF OPERATING THE SAME [patent_app_type] => utility [patent_app_number] => 17/859133 [patent_app_country] => US [patent_app_date] => 2022-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8623 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17859133 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/859133
Imaging systems and methods of operating the same Jul 6, 2022 Issued
Array ( [id] => 18141557 [patent_doc_number] => 20230015400 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => Electron Microscope and Image Generation Method [patent_app_type] => utility [patent_app_number] => 17/858436 [patent_app_country] => US [patent_app_date] => 2022-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5007 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [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] => 17858436 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/858436
Electron microscope and image generation method Jul 5, 2022 Issued
Array ( [id] => 19972353 [patent_doc_number] => 12340972 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-24 [patent_title] => Method for operating a particle beam microscope, particle beam microscope and computer program product [patent_app_type] => utility [patent_app_number] => 17/810783 [patent_app_country] => US [patent_app_date] => 2022-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 429 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 258 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17810783 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/810783
Method for operating a particle beam microscope, particle beam microscope and computer program product Jul 4, 2022 Issued
Array ( [id] => 18165986 [patent_doc_number] => 20230032587 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-02 [patent_title] => METHOD, APPARATUS, AND PROGRAM FOR DETERMINING CONDITION RELATED TO CAPTURED IMAGE OF CHARGED PARTICLE BEAM APPARATUS [patent_app_type] => utility [patent_app_number] => 17/855888 [patent_app_country] => US [patent_app_date] => 2022-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7290 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [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] => 17855888 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/855888
Method, apparatus, and program for determining condition related to captured image of charged particle beam apparatus Jun 30, 2022 Issued
Array ( [id] => 19720266 [patent_doc_number] => 12205809 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-21 [patent_title] => Gas retaining ion guide with axial acceleration [patent_app_type] => utility [patent_app_number] => 17/854940 [patent_app_country] => US [patent_app_date] => 2022-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 4551 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17854940 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/854940
Gas retaining ion guide with axial acceleration Jun 29, 2022 Issued
Array ( [id] => 18080947 [patent_doc_number] => 20220406559 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-22 [patent_title] => CHARGE CARRIER GENERATION SOURCE [patent_app_type] => utility [patent_app_number] => 17/806293 [patent_app_country] => US [patent_app_date] => 2022-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3829 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17806293 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/806293
Charge carrier generation source Jun 9, 2022 Issued
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
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