Search

Gary L. Welch

Supervisory Patent Examiner (ID: 4739, Phone: (571)272-4996 , Office: P/4100 )

Most Active Art Unit
3765
Art Unit(s)
3765, OPT, 1732, 3741
Total Applications
811
Issued Applications
665
Pending Applications
55
Abandoned Applications
91

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18322431 [patent_doc_number] => 20230120559 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => PHOTOELECTRIC COMPOSITE CABLE AND COMMUNICATION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/145264 [patent_app_country] => US [patent_app_date] => 2022-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5244 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18145264 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/145264
PHOTOELECTRIC COMPOSITE CABLE AND COMMUNICATION SYSTEM Dec 21, 2022 Abandoned
Array ( [id] => 18393001 [patent_doc_number] => 20230161221 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => Frequency Conversion Using Interdigitated Nonlinear Crystal Gratings [patent_app_type] => utility [patent_app_number] => 18/087236 [patent_app_country] => US [patent_app_date] => 2022-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17553 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 274 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18087236 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/087236
United states frequency conversion using interdigitated nonlinear crystal gratings Dec 21, 2022 Issued
Array ( [id] => 19250448 [patent_doc_number] => 20240201438 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => PHOTODETECTORS WITH A TAPERED INTERFACE [patent_app_type] => utility [patent_app_number] => 18/084921 [patent_app_country] => US [patent_app_date] => 2022-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5543 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18084921 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/084921
Photodetectors with a tapered interface Dec 19, 2022 Issued
Array ( [id] => 18362828 [patent_doc_number] => 20230144419 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-11 [patent_title] => HOLLOW-CORE PHOTONIC CRYSTAL FIBER BASED BROADBAND RADIATION GENERATOR [patent_app_type] => utility [patent_app_number] => 18/085338 [patent_app_country] => US [patent_app_date] => 2022-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 28889 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18085338 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/085338
Hollow-core photonic crystal fiber based broadband radiation generator Dec 19, 2022 Issued
Array ( [id] => 19250448 [patent_doc_number] => 20240201438 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => PHOTODETECTORS WITH A TAPERED INTERFACE [patent_app_type] => utility [patent_app_number] => 18/084921 [patent_app_country] => US [patent_app_date] => 2022-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5543 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18084921 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/084921
Photodetectors with a tapered interface Dec 19, 2022 Issued
Array ( [id] => 19779747 [patent_doc_number] => 12228777 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-18 [patent_title] => Optical alignment device [patent_app_type] => utility [patent_app_number] => 18/079973 [patent_app_country] => US [patent_app_date] => 2022-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 3683 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18079973 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/079973
Optical alignment device Dec 12, 2022 Issued
Array ( [id] => 18295760 [patent_doc_number] => 20230105446 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-06 [patent_title] => FABRICATION PROCESS CONTROL IN OPTICAL DEVICES [patent_app_type] => utility [patent_app_number] => 18/063186 [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] => 9480 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18063186 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/063186
Fabrication process control in optical devices Dec 7, 2022 Issued
Array ( [id] => 18265666 [patent_doc_number] => 20230086908 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-23 [patent_title] => OPTICAL ELEMENT MODULE, SLIM CONNECTOR PLUG, ACTIVE OPTICAL CABLE ASSEMBLY USING SAME, AND MANUFACTURING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/071848 [patent_app_country] => US [patent_app_date] => 2022-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16736 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18071848 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/071848
Optical element module, slim connector plug, active optical cable assembly using same, and manufacturing method thereof Nov 29, 2022 Issued
Array ( [id] => 18265666 [patent_doc_number] => 20230086908 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-23 [patent_title] => OPTICAL ELEMENT MODULE, SLIM CONNECTOR PLUG, ACTIVE OPTICAL CABLE ASSEMBLY USING SAME, AND MANUFACTURING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/071848 [patent_app_country] => US [patent_app_date] => 2022-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16736 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18071848 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/071848
Optical element module, slim connector plug, active optical cable assembly using same, and manufacturing method thereof Nov 29, 2022 Issued
Array ( [id] => 19340206 [patent_doc_number] => 12050392 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-30 [patent_title] => Waveguides and manufacturing methods thereof [patent_app_type] => utility [patent_app_number] => 18/072196 [patent_app_country] => US [patent_app_date] => 2022-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 18 [patent_no_of_words] => 13228 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18072196 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/072196
Waveguides and manufacturing methods thereof Nov 29, 2022 Issued
Array ( [id] => 18470676 [patent_doc_number] => 20230204962 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 17/994398 [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] => 6126 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17994398 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/994398
Electronic device Nov 27, 2022 Issued
Array ( [id] => 18470676 [patent_doc_number] => 20230204962 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 17/994398 [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] => 6126 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17994398 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/994398
Electronic device Nov 27, 2022 Issued
Array ( [id] => 18377521 [patent_doc_number] => 20230152608 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-18 [patent_title] => Integrated-Optics Phase Controller Having Improved Electrode Configuration [patent_app_type] => utility [patent_app_number] => 17/988653 [patent_app_country] => US [patent_app_date] => 2022-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6633 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17988653 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/988653
Integrated-optics phase controller having improved electrode configuration Nov 15, 2022 Issued
Array ( [id] => 18911519 [patent_doc_number] => 11874496 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-16 [patent_title] => Interferometer filters with compensation structure [patent_app_type] => utility [patent_app_number] => 17/987741 [patent_app_country] => US [patent_app_date] => 2022-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 32 [patent_no_of_words] => 11487 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [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] => 17987741 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/987741
Interferometer filters with compensation structure Nov 14, 2022 Issued
Array ( [id] => 18208410 [patent_doc_number] => 20230054668 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-23 [patent_title] => Optical Communications Connectors [patent_app_type] => utility [patent_app_number] => 17/981836 [patent_app_country] => US [patent_app_date] => 2022-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6373 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17981836 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/981836
Optical communications connectors Nov 6, 2022 Issued
Array ( [id] => 18884902 [patent_doc_number] => 20240008271 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => SOLID-STATE OPTICAL STORAGE DEVICE [patent_app_type] => utility [patent_app_number] => 17/977939 [patent_app_country] => US [patent_app_date] => 2022-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13624 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17977939 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/977939
SOLID-STATE OPTICAL STORAGE DEVICE Oct 30, 2022 Pending
Array ( [id] => 18228353 [patent_doc_number] => 20230067347 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-02 [patent_title] => MULTI-FIBER LIGHT GUIDE, DEVICE WITH A MULTI-FIBER LIGHT GUIDE AND METHOD FOR PRODUCING THE SAME [patent_app_type] => utility [patent_app_number] => 17/975979 [patent_app_country] => US [patent_app_date] => 2022-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6257 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17975979 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/975979
Multi-fiber light guide, device with a multi-fiber light guide and method for producing the same Oct 27, 2022 Issued
Array ( [id] => 19668973 [patent_doc_number] => 12181716 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-31 [patent_title] => Multicore optical fiber connector adapters [patent_app_type] => utility [patent_app_number] => 17/974706 [patent_app_country] => US [patent_app_date] => 2022-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 30 [patent_no_of_words] => 7816 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17974706 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/974706
Multicore optical fiber connector adapters Oct 26, 2022 Issued
Array ( [id] => 19963042 [patent_doc_number] => 12332539 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-17 [patent_title] => Reconfigurable all-optical activation functions having normalized output power [patent_app_type] => utility [patent_app_number] => 17/972927 [patent_app_country] => US [patent_app_date] => 2022-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 20 [patent_no_of_words] => 7185 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17972927 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/972927
Reconfigurable all-optical activation functions having normalized output power Oct 24, 2022 Issued
Array ( [id] => 19963042 [patent_doc_number] => 12332539 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-17 [patent_title] => Reconfigurable all-optical activation functions having normalized output power [patent_app_type] => utility [patent_app_number] => 17/972927 [patent_app_country] => US [patent_app_date] => 2022-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 20 [patent_no_of_words] => 7185 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17972927 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/972927
Reconfigurable all-optical activation functions having normalized output power Oct 24, 2022 Issued
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