Search

Daniel D. Chang

Examiner (ID: 461, Phone: (571)272-1801 , Office: P/2844 )

Most Active Art Unit
2844
Art Unit(s)
2845, 2819, 2844, 0
Total Applications
2565
Issued Applications
2341
Pending Applications
103
Abandoned Applications
143

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19783183 [patent_doc_number] => 12232238 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-18 [patent_title] => Sound ranging and luminaire localization in a lighting system [patent_app_type] => utility [patent_app_number] => 18/707900 [patent_app_country] => US [patent_app_date] => 2022-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 16 [patent_no_of_words] => 12001 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 300 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18707900 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/707900
Sound ranging and luminaire localization in a lighting system Dec 13, 2022 Issued
Array ( [id] => 18859060 [patent_doc_number] => 11856670 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-26 [patent_title] => Systems and methods for providing power supply to current controllers associated with LED lighting [patent_app_type] => utility [patent_app_number] => 18/081528 [patent_app_country] => US [patent_app_date] => 2022-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 11846 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18081528 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/081528
Systems and methods for providing power supply to current controllers associated with LED lighting Dec 13, 2022 Issued
Array ( [id] => 18889926 [patent_doc_number] => 11868699 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-09 [patent_title] => Inverted integrated circuit and method of forming the same [patent_app_type] => utility [patent_app_number] => 18/065299 [patent_app_country] => US [patent_app_date] => 2022-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 20 [patent_no_of_words] => 24335 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18065299 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/065299
Inverted integrated circuit and method of forming the same Dec 12, 2022 Issued
Array ( [id] => 19460568 [patent_doc_number] => 12101086 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-24 [patent_title] => Negative voltage level conversion control circuit and method [patent_app_type] => utility [patent_app_number] => 18/064250 [patent_app_country] => US [patent_app_date] => 2022-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6604 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18064250 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/064250
Negative voltage level conversion control circuit and method Dec 8, 2022 Issued
Array ( [id] => 19508386 [patent_doc_number] => 12119819 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-10-15 [patent_title] => Power-up switch-interconnect configuration [patent_app_type] => utility [patent_app_number] => 18/078033 [patent_app_country] => US [patent_app_date] => 2022-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 7822 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18078033 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/078033
Power-up switch-interconnect configuration Dec 7, 2022 Issued
Array ( [id] => 19222296 [patent_doc_number] => 20240187000 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => PROGRAMMABLE WIRING SYSTEM FOR RECONFIGURABLE DEVICES [patent_app_type] => utility [patent_app_number] => 18/075493 [patent_app_country] => US [patent_app_date] => 2022-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3734 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18075493 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/075493
Programmable wiring system for reconfigurable devices Dec 5, 2022 Issued
Array ( [id] => 19759958 [patent_doc_number] => 20250048523 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-06 [patent_title] => Centralized light supply apparatus [patent_app_type] => utility [patent_app_number] => 18/718896 [patent_app_country] => US [patent_app_date] => 2022-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4479 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18718896 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/718896
Centralized light supply apparatus Nov 28, 2022 Issued
Array ( [id] => 19750434 [patent_doc_number] => 20250038999 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-30 [patent_title] => PHYSICALLY UNCLONEABLE FUNCTION AS SECURE STORAGE [patent_app_type] => utility [patent_app_number] => 18/717243 [patent_app_country] => US [patent_app_date] => 2022-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5813 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18717243 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/717243
Physically uncloneable function as secure storage Nov 27, 2022 Issued
Array ( [id] => 19071686 [patent_doc_number] => 20240106112 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => ANTENNA MODULE AND ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 17/990744 [patent_app_country] => US [patent_app_date] => 2022-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4493 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17990744 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/990744
Antenna module and electronic device Nov 20, 2022 Issued
Array ( [id] => 18344736 [patent_doc_number] => 20230132846 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-04 [patent_title] => ELECTRONIC DEVICE AND MANUFACTURING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/052341 [patent_app_country] => US [patent_app_date] => 2022-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3716 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18052341 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/052341
Electronic device and manufacturing method thereof Nov 2, 2022 Issued
Array ( [id] => 19926119 [patent_doc_number] => 12300411 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-05-13 [patent_title] => System and method for nanomagnet based adder circuit [patent_app_type] => utility [patent_app_number] => 17/978160 [patent_app_country] => US [patent_app_date] => 2022-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 20 [patent_no_of_words] => 2226 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17978160 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/978160
System and method for nanomagnet based adder circuit Oct 30, 2022 Issued
Array ( [id] => 19131358 [patent_doc_number] => 20240136711 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => Integrated sheet-metal antenna with carrier screw which operates as a ground feed and provides mechanical support in an electronic device [patent_app_type] => utility [patent_app_number] => 17/969151 [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] => 5703 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17969151 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/969151
Integrated sheet-metal antenna with carrier screw which operates as a ground feed and provides mechanical support in an electronic device Oct 18, 2022 Issued
Array ( [id] => 19131358 [patent_doc_number] => 20240136711 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => Integrated sheet-metal antenna with carrier screw which operates as a ground feed and provides mechanical support in an electronic device [patent_app_type] => utility [patent_app_number] => 17/969151 [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] => 5703 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17969151 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/969151
Integrated sheet-metal antenna with carrier screw which operates as a ground feed and provides mechanical support in an electronic device Oct 18, 2022 Issued
Array ( [id] => 18488833 [patent_doc_number] => 20230216183 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-06 [patent_title] => ANTENNA STRUCTURE [patent_app_type] => utility [patent_app_number] => 17/967891 [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] => 4816 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17967891 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/967891
Antenna structure Oct 17, 2022 Issued
Array ( [id] => 19086909 [patent_doc_number] => 20240113710 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-04 [patent_title] => Very Low Voltage I/O Circuit And Method For Screening Defects [patent_app_type] => utility [patent_app_number] => 17/960078 [patent_app_country] => US [patent_app_date] => 2022-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9389 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17960078 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/960078
Very low voltage I/O circuit and method for screening defects Oct 3, 2022 Issued
Array ( [id] => 19654804 [patent_doc_number] => 12176610 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-12-24 [patent_title] => Vertical transition from CPW to air waveguide using half-mode excitation [patent_app_type] => utility [patent_app_number] => 17/958268 [patent_app_country] => US [patent_app_date] => 2022-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 12178 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17958268 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/958268
Vertical transition from CPW to air waveguide using half-mode excitation Sep 29, 2022 Issued
Array ( [id] => 18282232 [patent_doc_number] => 20230097704 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-30 [patent_title] => COMMUNICATION DEVICE COMPRISING A RETROREFLECTIVE STRUCTURE [patent_app_type] => utility [patent_app_number] => 17/958065 [patent_app_country] => US [patent_app_date] => 2022-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5430 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 17958065 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/958065
Communication device comprising a retroreflective structure Sep 29, 2022 Issued
Array ( [id] => 19625168 [patent_doc_number] => 12163990 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-10 [patent_title] => Permeability measuring probe and permeability measuring device [patent_app_type] => utility [patent_app_number] => 17/955732 [patent_app_country] => US [patent_app_date] => 2022-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 26 [patent_no_of_words] => 6338 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17955732 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/955732
Permeability measuring probe and permeability measuring device Sep 28, 2022 Issued
Array ( [id] => 19843234 [patent_doc_number] => 12255641 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-18 [patent_title] => Isolated drive circuit and isolated driving method with improved magnetic field immunity [patent_app_type] => utility [patent_app_number] => 17/950510 [patent_app_country] => US [patent_app_date] => 2022-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 13 [patent_no_of_words] => 3909 [patent_no_of_claims] => 19 [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] => 17950510 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/950510
Isolated drive circuit and isolated driving method with improved magnetic field immunity Sep 21, 2022 Issued
Array ( [id] => 19341652 [patent_doc_number] => 12051851 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-30 [patent_title] => Electronic device including antenna including coupling-feeding structure [patent_app_type] => utility [patent_app_number] => 17/946681 [patent_app_country] => US [patent_app_date] => 2022-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 25 [patent_no_of_words] => 11085 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17946681 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/946681
Electronic device including antenna including coupling-feeding structure Sep 15, 2022 Issued
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