Search

Joseph Chang

Examiner (ID: 16584, Phone: (571)272-1759 , Office: P/2842 )

Most Active Art Unit
2817
Art Unit(s)
2817, 2849, 2842, 2843
Total Applications
2180
Issued Applications
1920
Pending Applications
118
Abandoned Applications
171

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18745633 [patent_doc_number] => 20230354627 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => IMAGING ELEMENT, STACKED-TYPE IMAGING ELEMENT, IMAGING APPARATUS AND ELECTRONIC APPARATUS [patent_app_type] => utility [patent_app_number] => 18/347186 [patent_app_country] => US [patent_app_date] => 2023-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12977 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18347186 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/347186
IMAGING ELEMENT, STACKED-TYPE IMAGING ELEMENT, IMAGING APPARATUS AND ELECTRONIC APPARATUS Jul 4, 2023 Abandoned
Array ( [id] => 19123661 [patent_doc_number] => 11967656 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-23 [patent_title] => Photovoltaic cell, method for preparing same, and photovoltaic module [patent_app_type] => utility [patent_app_number] => 18/343726 [patent_app_country] => US [patent_app_date] => 2023-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 7970 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [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] => 18343726 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/343726
Photovoltaic cell, method for preparing same, and photovoltaic module Jun 27, 2023 Issued
Array ( [id] => 19358454 [patent_doc_number] => 12058937 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-06 [patent_title] => Thermoelectric conversion module and structure for thermoelectric conversion element [patent_app_type] => utility [patent_app_number] => 18/215717 [patent_app_country] => US [patent_app_date] => 2023-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6721 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18215717 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/215717
Thermoelectric conversion module and structure for thermoelectric conversion element Jun 27, 2023 Issued
Array ( [id] => 19974088 [patent_doc_number] => 12342723 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-24 [patent_title] => Ion thermoelectric elastomer and thermoelectric element including same [patent_app_type] => utility [patent_app_number] => 18/211909 [patent_app_country] => US [patent_app_date] => 2023-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 42 [patent_figures_cnt] => 45 [patent_no_of_words] => 5371 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18211909 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/211909
Ion thermoelectric elastomer and thermoelectric element including same Jun 19, 2023 Issued
Array ( [id] => 19239524 [patent_doc_number] => 20240196720 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => LASER-SINTERED PEROVSKITE SOLAR CELL AND MANUFACTURING METHOD [patent_app_type] => utility [patent_app_number] => 18/335976 [patent_app_country] => US [patent_app_date] => 2023-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5305 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18335976 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/335976
Laser-sintered perovskite solar cell and manufacturing method Jun 14, 2023 Issued
Array ( [id] => 19161859 [patent_doc_number] => 20240154566 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => SOLAR TRACKER WITH ROTATION TRANSMISSION SUPPORT [patent_app_type] => utility [patent_app_number] => 18/335359 [patent_app_country] => US [patent_app_date] => 2023-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2048 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18335359 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/335359
SOLAR TRACKER WITH ROTATION TRANSMISSION SUPPORT Jun 14, 2023 Pending
Array ( [id] => 18743622 [patent_doc_number] => 20230352610 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => PHOTOVOLTAIC MODULE [patent_app_type] => utility [patent_app_number] => 18/209622 [patent_app_country] => US [patent_app_date] => 2023-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13544 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18209622 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/209622
Photovoltaic module Jun 13, 2023 Issued
Array ( [id] => 18834442 [patent_doc_number] => 20230402969 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-14 [patent_title] => INTERCONNECTION ELEMENT, PHOTOVOLTAIC STRING AND ASSOCIATED METHODS [patent_app_type] => utility [patent_app_number] => 18/333995 [patent_app_country] => US [patent_app_date] => 2023-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10369 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18333995 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/333995
Interconnection element, photovoltaic string and associated methods Jun 12, 2023 Issued
Array ( [id] => 18680206 [patent_doc_number] => 20230317864 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => Photovoltaic Devices Including Nitrogen-Containing Metal Contact [patent_app_type] => utility [patent_app_number] => 18/206430 [patent_app_country] => US [patent_app_date] => 2023-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3530 [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] => 18206430 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/206430
Photovoltaic Devices Including Nitrogen-Containing Metal Contact Jun 5, 2023 Abandoned
Array ( [id] => 19974020 [patent_doc_number] => 12342654 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-24 [patent_title] => Method for preparing solar cell, and solar cell [patent_app_type] => utility [patent_app_number] => 18/328697 [patent_app_country] => US [patent_app_date] => 2023-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 11 [patent_no_of_words] => 5090 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18328697 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/328697
Method for preparing solar cell, and solar cell Jun 1, 2023 Issued
Array ( [id] => 18744095 [patent_doc_number] => 20230353083 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => TRACKER SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 18/203276 [patent_app_country] => US [patent_app_date] => 2023-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14052 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18203276 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/203276
TRACKER SYSTEM AND METHOD May 29, 2023 Abandoned
Array ( [id] => 19611066 [patent_doc_number] => 12159949 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-03 [patent_title] => Method for forming hole transport layer on surface of substrate, hole transport layer, solar cell and preparation method therefor, and photovoltaic module [patent_app_type] => utility [patent_app_number] => 18/322586 [patent_app_country] => US [patent_app_date] => 2023-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 13570 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 18322586 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/322586
Method for forming hole transport layer on surface of substrate, hole transport layer, solar cell and preparation method therefor, and photovoltaic module May 22, 2023 Issued
Array ( [id] => 19602730 [patent_doc_number] => 20240393610 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-28 [patent_title] => Cross Dichroic Prism Based Multi Band Solar Array [patent_app_type] => utility [patent_app_number] => 18/321597 [patent_app_country] => US [patent_app_date] => 2023-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2523 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 18321597 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/321597
Cross dichroic prism based multi band solar array May 21, 2023 Issued
Array ( [id] => 18975451 [patent_doc_number] => 20240055543 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-15 [patent_title] => VISIBLY TRANSPARENT, LUMINESCENT SOLAR CONCENTRATOR [patent_app_type] => utility [patent_app_number] => 18/144407 [patent_app_country] => US [patent_app_date] => 2023-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3952 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18144407 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/144407
VISIBLY TRANSPARENT, LUMINESCENT SOLAR CONCENTRATOR May 7, 2023 Abandoned
Array ( [id] => 20119685 [patent_doc_number] => 12369424 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-22 [patent_title] => Coating of solar panel backside [patent_app_type] => utility [patent_app_number] => 18/312649 [patent_app_country] => US [patent_app_date] => 2023-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6538 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 13 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18312649 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/312649
Coating of solar panel backside May 4, 2023 Issued
Array ( [id] => 19094108 [patent_doc_number] => 11955576 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-04-09 [patent_title] => Perpetual energy harvester and method of fabrication thereof [patent_app_type] => utility [patent_app_number] => 18/141220 [patent_app_country] => US [patent_app_date] => 2023-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 51 [patent_no_of_words] => 12057 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 277 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18141220 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/141220
Perpetual energy harvester and method of fabrication thereof Apr 27, 2023 Issued
Array ( [id] => 19928335 [patent_doc_number] => 12302646 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-13 [patent_title] => Photovoltaic module and preparation method thereof [patent_app_type] => utility [patent_app_number] => 18/309707 [patent_app_country] => US [patent_app_date] => 2023-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 20 [patent_no_of_words] => 13591 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 275 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18309707 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/309707
Photovoltaic module and preparation method thereof Apr 27, 2023 Issued
Array ( [id] => 19030079 [patent_doc_number] => 11929449 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-12 [patent_title] => Solar cell, manufacturing method thereof, and photovoltaic module [patent_app_type] => utility [patent_app_number] => 18/132796 [patent_app_country] => US [patent_app_date] => 2023-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 13421 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18132796 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/132796
Solar cell, manufacturing method thereof, and photovoltaic module Apr 9, 2023 Issued
Array ( [id] => 20286235 [patent_doc_number] => 20250311477 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-02 [patent_title] => SOLAR CELL, PREPARATION METHOD THEREFOR, AND PHOTOVOLTAIC MODULE [patent_app_type] => utility [patent_app_number] => 18/843234 [patent_app_country] => US [patent_app_date] => 2023-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3590 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18843234 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/843234
SOLAR CELL, PREPARATION METHOD THEREFOR, AND PHOTOVOLTAIC MODULE Apr 3, 2023 Pending
Array ( [id] => 18682522 [patent_doc_number] => 20230320212 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => ORGANIC SEMICONDUCTOR MIXTURE AND ORGANIC OPTOELECTRONIC DEVICE CONTAINING THE SAME [patent_app_type] => utility [patent_app_number] => 18/128590 [patent_app_country] => US [patent_app_date] => 2023-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10445 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18128590 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/128590
Organic semiconductor mixture and organic optoelectronic device containing the same Mar 29, 2023 Issued
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