Search

Joseph Chang

Examiner (ID: 13012, Phone: (571)272-1759 , Office: P/2842 )

Most Active Art Unit
2817
Art Unit(s)
2849, 2817, 2836, 2843, 2842
Total Applications
2195
Issued Applications
1924
Pending Applications
129
Abandoned Applications
171

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17887286 [patent_doc_number] => 20220302764 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-22 [patent_title] => WIRELESS POWER-TRANSMISSION APPARATUS AND WIRELESS POWER-TRANSMISSION METHOD [patent_app_type] => utility [patent_app_number] => 17/832549 [patent_app_country] => US [patent_app_date] => 2022-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6745 [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] => 17832549 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/832549
Wireless power-transmission apparatus and wireless power-transmission method Jun 2, 2022 Issued
Array ( [id] => 18760315 [patent_doc_number] => 11811363 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-07 [patent_title] => Electronic component packages, electronic component, and oscillator [patent_app_type] => utility [patent_app_number] => 17/752895 [patent_app_country] => US [patent_app_date] => 2022-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4024 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17752895 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/752895
Electronic component packages, electronic component, and oscillator May 24, 2022 Issued
Array ( [id] => 17871719 [patent_doc_number] => 20220294456 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => Compensation Technique for the Nonlinear Behavior of Digitally-Controlled Oscillator (DCO) Gain [patent_app_type] => utility [patent_app_number] => 17/752355 [patent_app_country] => US [patent_app_date] => 2022-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6760 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17752355 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/752355
Compensation technique for the nonlinear behavior of digitally-controlled oscillator (DCO) gain May 23, 2022 Issued
Array ( [id] => 17887462 [patent_doc_number] => 20220302940 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-22 [patent_title] => Millimeter Wave (MMWAVE) System and Methods [patent_app_type] => utility [patent_app_number] => 17/751288 [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] => 8976 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17751288 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/751288
Millimeter wave (MMWAVE) system and methods May 22, 2022 Issued
Array ( [id] => 18025059 [patent_doc_number] => 20220376558 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-24 [patent_title] => COIL FOR FOREIGN OBJECT DETECTION AND WIRELESS POWER TRANSMITTER COMPRISING THE SAME [patent_app_type] => utility [patent_app_number] => 17/664365 [patent_app_country] => US [patent_app_date] => 2022-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24174 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17664365 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/664365
Coil for foreign object detection and wireless power transmitter comprising the same May 19, 2022 Issued
Array ( [id] => 17950170 [patent_doc_number] => 20220337189 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => OSCILLATOR WITH FREQUENCY VARIATION COMPENSATION [patent_app_type] => utility [patent_app_number] => 17/742300 [patent_app_country] => US [patent_app_date] => 2022-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4886 [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] => 17742300 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/742300
Oscillator with frequency variation compensation May 10, 2022 Issued
17/662389 PHASE NOISE, RIPPLE, AND AREA REDUCTION TECHNIQUES FOR VOLTAGE-CONTROLLED OSCILLATORS (VCOs) WITH COMMON-MODE INDUCTORS May 5, 2022 Abandoned
Array ( [id] => 18624343 [patent_doc_number] => 11757405 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-12 [patent_title] => Oscillator circuit [patent_app_type] => utility [patent_app_number] => 17/733158 [patent_app_country] => US [patent_app_date] => 2022-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 8811 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17733158 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/733158
Oscillator circuit Apr 28, 2022 Issued
Array ( [id] => 18624344 [patent_doc_number] => 11757406 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-12 [patent_title] => Oscillator circuit [patent_app_type] => utility [patent_app_number] => 17/733453 [patent_app_country] => US [patent_app_date] => 2022-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 9237 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [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] => 17733453 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/733453
Oscillator circuit Apr 28, 2022 Issued
Array ( [id] => 18081916 [patent_doc_number] => 20220407528 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-22 [patent_title] => METHODS AND SYSTEMS FOR ATOMIC CLOCKS WITH HIGH ACCURACY AND LOW ALLAN DEVIATION [patent_app_type] => utility [patent_app_number] => 17/731795 [patent_app_country] => US [patent_app_date] => 2022-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8615 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [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] => 17731795 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/731795
Methods and systems for atomic clocks with high accuracy and low Allan deviation Apr 27, 2022 Issued
Array ( [id] => 18295483 [patent_doc_number] => 20230105169 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-06 [patent_title] => MULTI-CORE OSCILLATOR WITH ENHANCED MODE ROBUSTNESS [patent_app_type] => utility [patent_app_number] => 17/730721 [patent_app_country] => US [patent_app_date] => 2022-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11023 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17730721 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/730721
Multi-core oscillator with enhanced mode robustness Apr 26, 2022 Issued
Array ( [id] => 17780876 [patent_doc_number] => 20220247226 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-04 [patent_title] => Wireless Power Supply Apparatus and Wireless Power Receiving Terminal [patent_app_type] => utility [patent_app_number] => 17/726761 [patent_app_country] => US [patent_app_date] => 2022-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16416 [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] => 17726761 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/726761
Wireless power supply apparatus and wireless power receiving terminal Apr 21, 2022 Issued
Array ( [id] => 18712691 [patent_doc_number] => 20230335324 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => AIR-CORE REACTORS FOR USE WITH POWER TRANSMISSION SYSTEMS [patent_app_type] => utility [patent_app_number] => 17/720160 [patent_app_country] => US [patent_app_date] => 2022-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4054 [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] => 17720160 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/720160
Air-core reactors for use with power transmission systems Apr 12, 2022 Issued
Array ( [id] => 20375608 [patent_doc_number] => 12483053 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-25 [patent_title] => Control device for energy storage cell, energy storage apparatus, and method of controlling energy storage apparatus [patent_app_type] => utility [patent_app_number] => 18/561650 [patent_app_country] => US [patent_app_date] => 2022-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 15 [patent_no_of_words] => 5720 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18561650 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/561650
Control device for energy storage cell, energy storage apparatus, and method of controlling energy storage apparatus Apr 12, 2022 Issued
Array ( [id] => 18827980 [patent_doc_number] => 11843273 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-12 [patent_title] => Battery module and power supply system [patent_app_type] => utility [patent_app_number] => 17/714186 [patent_app_country] => US [patent_app_date] => 2022-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 11209 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 17714186 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/714186
Battery module and power supply system Apr 5, 2022 Issued
Array ( [id] => 19192213 [patent_doc_number] => 20240171126 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-23 [patent_title] => PHASE LOCKED OSCILLATOR AND METHOD [patent_app_type] => utility [patent_app_number] => 18/551908 [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] => 12479 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -60 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18551908 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/551908
Phase locked oscillator and method Mar 27, 2022 Issued
Array ( [id] => 18062604 [patent_doc_number] => 20220393691 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-08 [patent_title] => FREQUENCY MODULATION SPECTROSCOPY WITH LOCALIZED FLUORESCENCE [patent_app_type] => utility [patent_app_number] => 17/695986 [patent_app_country] => US [patent_app_date] => 2022-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2901 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17695986 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/695986
Frequency modulation spectroscopy with localized fluorescence Mar 15, 2022 Issued
Array ( [id] => 18062604 [patent_doc_number] => 20220393691 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-08 [patent_title] => FREQUENCY MODULATION SPECTROSCOPY WITH LOCALIZED FLUORESCENCE [patent_app_type] => utility [patent_app_number] => 17/695986 [patent_app_country] => US [patent_app_date] => 2022-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2901 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17695986 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/695986
Frequency modulation spectroscopy with localized fluorescence Mar 15, 2022 Issued
Array ( [id] => 18059816 [patent_doc_number] => 20220390902 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-08 [patent_title] => ATOMIC CLOCK WITH ATOM-TRAP ENHANCED OSCILLATOR REGULATION [patent_app_type] => utility [patent_app_number] => 17/695968 [patent_app_country] => US [patent_app_date] => 2022-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2905 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17695968 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/695968
Atomic clock with atom-trap enhanced oscillator regulation Mar 15, 2022 Issued
Array ( [id] => 19197655 [patent_doc_number] => 11994893 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-28 [patent_title] => Converter control method, converter, and photovoltaic power generation system [patent_app_type] => utility [patent_app_number] => 17/696596 [patent_app_country] => US [patent_app_date] => 2022-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 9590 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17696596 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/696596
Converter control method, converter, and photovoltaic power generation system Mar 15, 2022 Issued
Menu