Search

Hanway Chang

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

Most Active Art Unit
2881
Art Unit(s)
2881, 4183, 2878
Total Applications
1116
Issued Applications
943
Pending Applications
84
Abandoned Applications
103

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17716518 [patent_doc_number] => 11380516 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-05 [patent_title] => System and method for generating and analyzing roughness measurements and their use for process monitoring and control [patent_app_type] => utility [patent_app_number] => 17/097593 [patent_app_country] => US [patent_app_date] => 2020-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 44 [patent_no_of_words] => 23090 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17097593 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/097593
System and method for generating and analyzing roughness measurements and their use for process monitoring and control Nov 12, 2020 Issued
Array ( [id] => 16888862 [patent_doc_number] => 20210175059 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-10 [patent_title] => ACQUISITION STRATEGY FOR OBTAINING ELECTRON-IONIZATION-LIKE SPECTRA [patent_app_type] => utility [patent_app_number] => 17/097863 [patent_app_country] => US [patent_app_date] => 2020-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3287 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17097863 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/097863
ACQUISITION STRATEGY FOR OBTAINING ELECTRON-IONIZATION-LIKE SPECTRA Nov 12, 2020 Abandoned
Array ( [id] => 19505990 [patent_doc_number] => 12117406 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-15 [patent_title] => Charged particle detection for spectroscopic techniques [patent_app_type] => utility [patent_app_number] => 17/770495 [patent_app_country] => US [patent_app_date] => 2020-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 15819 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17770495 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/770495
Charged particle detection for spectroscopic techniques Nov 8, 2020 Issued
Array ( [id] => 17599269 [patent_doc_number] => 20220148843 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-12 [patent_title] => APPARATUS AND SYSTEM INCLUDING HIGH ANGLE EXTRACTION OPTICS [patent_app_type] => utility [patent_app_number] => 17/092250 [patent_app_country] => US [patent_app_date] => 2020-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6508 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17092250 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/092250
Apparatus and system including high angle extraction optics Nov 6, 2020 Issued
Array ( [id] => 17542384 [patent_doc_number] => 11307501 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-04-19 [patent_title] => Extreme ultraviolet light generating apparatus, extreme ultraviolet light generating method, and electronic device manufacturing method [patent_app_type] => utility [patent_app_number] => 17/089289 [patent_app_country] => US [patent_app_date] => 2020-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 15 [patent_no_of_words] => 14973 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [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] => 17089289 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/089289
Extreme ultraviolet light generating apparatus, extreme ultraviolet light generating method, and electronic device manufacturing method Nov 3, 2020 Issued
Array ( [id] => 17605498 [patent_doc_number] => 11333981 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-17 [patent_title] => Target image capturing device and extreme ultraviolet light generation apparatus [patent_app_type] => utility [patent_app_number] => 17/089143 [patent_app_country] => US [patent_app_date] => 2020-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 37 [patent_no_of_words] => 17422 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17089143 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/089143
Target image capturing device and extreme ultraviolet light generation apparatus Nov 3, 2020 Issued
Array ( [id] => 16623055 [patent_doc_number] => 20210041708 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-11 [patent_title] => REFLECTIVE OPTICAL ELEMENT, BEAM GUIDING DEVICE AND EUV-BEAM GENERATING DEVICE [patent_app_type] => utility [patent_app_number] => 17/076841 [patent_app_country] => US [patent_app_date] => 2020-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4879 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17076841 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/076841
Reflective optical element, beam guiding device and EUV-beam generating device Oct 21, 2020 Issued
Array ( [id] => 17457726 [patent_doc_number] => 11272607 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-08 [patent_title] => Laser produced plasma illuminator with low atomic number cryogenic target [patent_app_type] => utility [patent_app_number] => 17/076774 [patent_app_country] => US [patent_app_date] => 2020-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 13639 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17076774 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/076774
Laser produced plasma illuminator with low atomic number cryogenic target Oct 20, 2020 Issued
Array ( [id] => 17425917 [patent_doc_number] => 11259394 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-22 [patent_title] => Laser produced plasma illuminator with liquid sheet jet target [patent_app_type] => utility [patent_app_number] => 17/076767 [patent_app_country] => US [patent_app_date] => 2020-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 17 [patent_no_of_words] => 15058 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17076767 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/076767
Laser produced plasma illuminator with liquid sheet jet target Oct 20, 2020 Issued
Array ( [id] => 17925827 [patent_doc_number] => 11469088 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-11 [patent_title] => Methods and apparatus of adaptive and automatic adjusting and controlling for optimized electrometer analog signal linearity, sensitivity, and range [patent_app_type] => utility [patent_app_number] => 17/074527 [patent_app_country] => US [patent_app_date] => 2020-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6196 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17074527 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/074527
Methods and apparatus of adaptive and automatic adjusting and controlling for optimized electrometer analog signal linearity, sensitivity, and range Oct 18, 2020 Issued
Array ( [id] => 17424194 [patent_doc_number] => 11257655 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-22 [patent_title] => Focused ion beam apparatus, and control method for focused ion beam apparatus [patent_app_type] => utility [patent_app_number] => 17/072691 [patent_app_country] => US [patent_app_date] => 2020-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 34 [patent_figures_cnt] => 38 [patent_no_of_words] => 20472 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17072691 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/072691
Focused ion beam apparatus, and control method for focused ion beam apparatus Oct 15, 2020 Issued
Array ( [id] => 16601453 [patent_doc_number] => 20210027984 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-28 [patent_title] => MACHINE LEARNING ON WAFER DEFECT REVIEW [patent_app_type] => utility [patent_app_number] => 17/069712 [patent_app_country] => US [patent_app_date] => 2020-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10103 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17069712 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/069712
Machine learning on wafer defect review Oct 12, 2020 Issued
Array ( [id] => 17681874 [patent_doc_number] => 11366122 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-21 [patent_title] => Picoliter droplet sample processing and deposition for mass spectrometry [patent_app_type] => utility [patent_app_number] => 17/062609 [patent_app_country] => US [patent_app_date] => 2020-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 32 [patent_no_of_words] => 24226 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 253 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17062609 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/062609
Picoliter droplet sample processing and deposition for mass spectrometry Oct 3, 2020 Issued
Array ( [id] => 17332265 [patent_doc_number] => 11222733 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-01-11 [patent_title] => Device and method for protection from radiation in space [patent_app_type] => utility [patent_app_number] => 17/034457 [patent_app_country] => US [patent_app_date] => 2020-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 20 [patent_no_of_words] => 13968 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17034457 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/034457
Device and method for protection from radiation in space Sep 27, 2020 Issued
Array ( [id] => 17152410 [patent_doc_number] => 11145499 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-12 [patent_title] => Mass spectrometric sample preparation for matrix-assisted ionization [patent_app_type] => utility [patent_app_number] => 17/027912 [patent_app_country] => US [patent_app_date] => 2020-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 3157 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17027912 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/027912
Mass spectrometric sample preparation for matrix-assisted ionization Sep 21, 2020 Issued
Array ( [id] => 16544859 [patent_doc_number] => 20200411274 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-31 [patent_title] => CHARGED PARTICLE BEAM SYSTEM [patent_app_type] => utility [patent_app_number] => 17/021724 [patent_app_country] => US [patent_app_date] => 2020-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19524 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 284 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17021724 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/021724
Charged particle beam system Sep 14, 2020 Issued
Array ( [id] => 16558372 [patent_doc_number] => 20210003521 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-07 [patent_title] => INSPECTION TOOL AND INSPECTION METHOD [patent_app_type] => utility [patent_app_number] => 17/019149 [patent_app_country] => US [patent_app_date] => 2020-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10093 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17019149 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/019149
Inspection tool and inspection method Sep 10, 2020 Issued
Array ( [id] => 19794640 [patent_doc_number] => 12235585 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-25 [patent_title] => Radiation conduit [patent_app_type] => utility [patent_app_number] => 17/764865 [patent_app_country] => US [patent_app_date] => 2020-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 7448 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17764865 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/764865
Radiation conduit Sep 7, 2020 Issued
Array ( [id] => 18178532 [patent_doc_number] => 20230039261 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-09 [patent_title] => SYSTEMS AND METHODS OF RAPID AND AUTONOMOUS DETECTION OF AEROSOL PARTICLES [patent_app_type] => utility [patent_app_number] => 17/762081 [patent_app_country] => US [patent_app_date] => 2020-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17376 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -33 [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] => 17762081 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/762081
Systems and methods of rapid and autonomous detection of aerosol particles Aug 25, 2020 Issued
Array ( [id] => 17380974 [patent_doc_number] => 11239002 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-02-01 [patent_title] => Scalable, electro-optically induced force system and method [patent_app_type] => utility [patent_app_number] => 17/001628 [patent_app_country] => US [patent_app_date] => 2020-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 26 [patent_no_of_words] => 9504 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17001628 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/001628
Scalable, electro-optically induced force system and method Aug 23, 2020 Issued
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