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] => 19285586 [patent_doc_number] => 20240222063 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => CHARGED PARTICLE BEAM COLUMN, CHARGED PARTICLE BEAM CHROMATIC ABERRATION CORRECTOR, AND METHOD OF CORRECTING CHARGED PARTICLE BEAM CHROMATIC ABERRATION [patent_app_type] => utility [patent_app_number] => 18/091808 [patent_app_country] => US [patent_app_date] => 2022-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11333 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18091808 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/091808
CHARGED PARTICLE BEAM COLUMN, CHARGED PARTICLE BEAM CHROMATIC ABERRATION CORRECTOR, AND METHOD OF CORRECTING CHARGED PARTICLE BEAM CHROMATIC ABERRATION Dec 29, 2022 Pending
Array ( [id] => 19285586 [patent_doc_number] => 20240222063 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => CHARGED PARTICLE BEAM COLUMN, CHARGED PARTICLE BEAM CHROMATIC ABERRATION CORRECTOR, AND METHOD OF CORRECTING CHARGED PARTICLE BEAM CHROMATIC ABERRATION [patent_app_type] => utility [patent_app_number] => 18/091808 [patent_app_country] => US [patent_app_date] => 2022-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11333 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18091808 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/091808
CHARGED PARTICLE BEAM COLUMN, CHARGED PARTICLE BEAM CHROMATIC ABERRATION CORRECTOR, AND METHOD OF CORRECTING CHARGED PARTICLE BEAM CHROMATIC ABERRATION Dec 29, 2022 Pending
Array ( [id] => 18481068 [patent_doc_number] => 11694819 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-07-04 [patent_title] => Electromagnetic wave-trapping device [patent_app_type] => utility [patent_app_number] => 18/090379 [patent_app_country] => US [patent_app_date] => 2022-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 4872 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18090379 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/090379
Electromagnetic wave-trapping device Dec 27, 2022 Issued
Array ( [id] => 18488334 [patent_doc_number] => 20230215682 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-06 [patent_title] => ELECTROSTATIC MIRROR CHROMATIC ABERRATION CORRECTORS [patent_app_type] => utility [patent_app_number] => 18/083433 [patent_app_country] => US [patent_app_date] => 2022-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8863 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18083433 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/083433
ELECTROSTATIC MIRROR CHROMATIC ABERRATION CORRECTORS Dec 15, 2022 Pending
Array ( [id] => 19628651 [patent_doc_number] => 12167526 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-10 [patent_title] => Method and system for generating droplets for EUV photolithography processes [patent_app_type] => utility [patent_app_number] => 18/064858 [patent_app_country] => US [patent_app_date] => 2022-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 16 [patent_no_of_words] => 8216 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18064858 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/064858
Method and system for generating droplets for EUV photolithography processes Dec 11, 2022 Issued
Array ( [id] => 18937583 [patent_doc_number] => 20240032722 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => Electric Pot Capable of Sterilizing Remaining Water [patent_app_type] => utility [patent_app_number] => 18/063485 [patent_app_country] => US [patent_app_date] => 2022-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3852 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18063485 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/063485
Electric Pot Capable of Sterilizing Remaining Water Dec 7, 2022 Pending
Array ( [id] => 18937583 [patent_doc_number] => 20240032722 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => Electric Pot Capable of Sterilizing Remaining Water [patent_app_type] => utility [patent_app_number] => 18/063485 [patent_app_country] => US [patent_app_date] => 2022-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3852 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18063485 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/063485
Electric Pot Capable of Sterilizing Remaining Water Dec 7, 2022 Pending
Array ( [id] => 18937583 [patent_doc_number] => 20240032722 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => Electric Pot Capable of Sterilizing Remaining Water [patent_app_type] => utility [patent_app_number] => 18/063485 [patent_app_country] => US [patent_app_date] => 2022-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3852 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18063485 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/063485
Electric Pot Capable of Sterilizing Remaining Water Dec 7, 2022 Pending
Array ( [id] => 20116840 [patent_doc_number] => 12366540 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-22 [patent_title] => Device and method for measuring correlation between fatigue performance and microstructure of one-dimensional (1D) nanomaterial in situ in transmission electron microscope (TEM) [patent_app_type] => utility [patent_app_number] => 17/990962 [patent_app_country] => US [patent_app_date] => 2022-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 0 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17990962 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/990962
Device and method for measuring correlation between fatigue performance and microstructure of one-dimensional (1D) nanomaterial in situ in transmission electron microscope (TEM) Nov 20, 2022 Issued
Array ( [id] => 20116840 [patent_doc_number] => 12366540 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-22 [patent_title] => Device and method for measuring correlation between fatigue performance and microstructure of one-dimensional (1D) nanomaterial in situ in transmission electron microscope (TEM) [patent_app_type] => utility [patent_app_number] => 17/990962 [patent_app_country] => US [patent_app_date] => 2022-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 0 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17990962 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/990962
Device and method for measuring correlation between fatigue performance and microstructure of one-dimensional (1D) nanomaterial in situ in transmission electron microscope (TEM) Nov 20, 2022 Issued
Array ( [id] => 19176025 [patent_doc_number] => 20240161999 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => Laser Thermal Epitaxy in a Charged Particle Microscope [patent_app_type] => utility [patent_app_number] => 18/054880 [patent_app_country] => US [patent_app_date] => 2022-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6027 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18054880 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/054880
Laser Thermal Epitaxy in a Charged Particle Microscope Nov 10, 2022 Pending
Array ( [id] => 19164822 [patent_doc_number] => 11980704 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-14 [patent_title] => Flexible ion generator device [patent_app_type] => utility [patent_app_number] => 17/978622 [patent_app_country] => US [patent_app_date] => 2022-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 16 [patent_no_of_words] => 10937 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17978622 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/978622
Flexible ion generator device Oct 31, 2022 Issued
Array ( [id] => 18363949 [patent_doc_number] => 20230145540 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-11 [patent_title] => DEVICE FOR DESORPTION SCANNING OF ANALYTE MATERIAL ON A SAMPLE SUPPORT [patent_app_type] => utility [patent_app_number] => 18/051772 [patent_app_country] => US [patent_app_date] => 2022-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9545 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 18051772 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/051772
Device for desorption scanning of analyte material on a sample support Oct 31, 2022 Issued
Array ( [id] => 19507784 [patent_doc_number] => 12119214 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-15 [patent_title] => Ion guide with varying multipoles [patent_app_type] => utility [patent_app_number] => 17/975493 [patent_app_country] => US [patent_app_date] => 2022-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 20 [patent_no_of_words] => 12404 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17975493 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/975493
Ion guide with varying multipoles Oct 26, 2022 Issued
Array ( [id] => 18393042 [patent_doc_number] => 20230161262 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => EXTREME ULTRAVIOLET LIGHT GENERATION SYSTEM AND ELECTRONIC DEVICE MANUFACTURING METHOD [patent_app_type] => utility [patent_app_number] => 18/047587 [patent_app_country] => US [patent_app_date] => 2022-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10554 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18047587 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/047587
EXTREME ULTRAVIOLET LIGHT GENERATION SYSTEM AND ELECTRONIC DEVICE MANUFACTURING METHOD Oct 17, 2022 Pending
Array ( [id] => 18163541 [patent_doc_number] => 20230030134 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-02 [patent_title] => EXTREME ULTRAVIOLET CONTROL SYSTEM [patent_app_type] => utility [patent_app_number] => 17/963054 [patent_app_country] => US [patent_app_date] => 2022-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6614 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17963054 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/963054
Extreme ultraviolet control system Oct 9, 2022 Issued
Array ( [id] => 18178397 [patent_doc_number] => 20230039126 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-09 [patent_title] => SYSTEM AND METHOD FOR SAFELY IRRADICATING PATHOGENS [patent_app_type] => utility [patent_app_number] => 17/955168 [patent_app_country] => US [patent_app_date] => 2022-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8108 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 17955168 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/955168
System and method for safely irradicating pathogens Sep 27, 2022 Issued
Array ( [id] => 20360068 [patent_doc_number] => 12476073 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-18 [patent_title] => Scanning electron microscope image-based pitch walk inspection method and method of manufacturing semiconductor device comprising the inspection method [patent_app_type] => utility [patent_app_number] => 17/935128 [patent_app_country] => US [patent_app_date] => 2022-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 31 [patent_no_of_words] => 4380 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17935128 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/935128
Scanning electron microscope image-based pitch walk inspection method and method of manufacturing semiconductor device comprising the inspection method Sep 24, 2022 Issued
Array ( [id] => 20360068 [patent_doc_number] => 12476073 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-18 [patent_title] => Scanning electron microscope image-based pitch walk inspection method and method of manufacturing semiconductor device comprising the inspection method [patent_app_type] => utility [patent_app_number] => 17/935128 [patent_app_country] => US [patent_app_date] => 2022-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 31 [patent_no_of_words] => 4380 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17935128 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/935128
Scanning electron microscope image-based pitch walk inspection method and method of manufacturing semiconductor device comprising the inspection method Sep 24, 2022 Issued
Array ( [id] => 20109327 [patent_doc_number] => 12360038 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-15 [patent_title] => Transmission apparatus, measurement system, and camera system [patent_app_type] => utility [patent_app_number] => 17/933708 [patent_app_country] => US [patent_app_date] => 2022-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 29 [patent_no_of_words] => 5393 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17933708 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/933708
Transmission apparatus, measurement system, and camera system Sep 19, 2022 Issued
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