Search

Don J. Williams

Examiner (ID: 7189, Phone: (571)272-8538 , Office: P/2878 )

Most Active Art Unit
2878
Art Unit(s)
2878
Total Applications
1209
Issued Applications
1009
Pending Applications
62
Abandoned Applications
163

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20913470 [patent_doc_number] => 12710313 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-08-18 [patent_title] => System and method for imaging with a pixelated metasurface waveplate and a uniform polarizer [patent_app_type] => utility [patent_app_number] => 18/695391 [patent_app_country] => US [patent_app_date] => 2022-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 3107 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18695391 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/695391
SYSTEM AND METHOD FOR IMAGING WITH A PIXELATED METASURFACE WAVEPLATE AND A UNIFORM POLARIZER Sep 8, 2022 Pending
Array ( [id] => 18280582 [patent_doc_number] => 20230096054 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-30 [patent_title] => SURVEY SYSTEM [patent_app_type] => utility [patent_app_number] => 17/940578 [patent_app_country] => US [patent_app_date] => 2022-09-08 [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] => -4 [patent_words_short_claim] => 272 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17940578 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/940578
Survey system Sep 7, 2022 Issued
Array ( [id] => 18686178 [patent_doc_number] => 11781906 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-10 [patent_title] => Self-adaptive electromagnetic energy attenuator [patent_app_type] => utility [patent_app_number] => 17/902173 [patent_app_country] => US [patent_app_date] => 2022-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 17 [patent_no_of_words] => 9833 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17902173 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/902173
Self-adaptive electromagnetic energy attenuator Sep 1, 2022 Issued
Array ( [id] => 18097620 [patent_doc_number] => 20220415961 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-29 [patent_title] => SOLID-STATE IMAGING DEVICE, DRIVE METHOD THEREOF AND ELECTRONIC APPARATUS [patent_app_type] => utility [patent_app_number] => 17/902664 [patent_app_country] => US [patent_app_date] => 2022-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 51406 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 17902664 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/902664
Solid-state imaging device, drive method thereof and electronic apparatus Sep 1, 2022 Issued
Array ( [id] => 18965403 [patent_doc_number] => 11899160 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-13 [patent_title] => Light curtain safety system [patent_app_type] => utility [patent_app_number] => 17/896882 [patent_app_country] => US [patent_app_date] => 2022-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 22 [patent_no_of_words] => 24457 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17896882 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/896882
Light curtain safety system Aug 25, 2022 Issued
Array ( [id] => 18661557 [patent_doc_number] => 20230307571 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => PHOTODETECTOR [patent_app_type] => utility [patent_app_number] => 17/891799 [patent_app_country] => US [patent_app_date] => 2022-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5693 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 17891799 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/891799
Photodetector Aug 18, 2022 Issued
Array ( [id] => 19763955 [patent_doc_number] => 12222241 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-11 [patent_title] => Method and apparatus for extracting avalanche signal [patent_app_type] => utility [patent_app_number] => 18/684686 [patent_app_country] => US [patent_app_date] => 2022-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 4330 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18684686 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/684686
Method and apparatus for extracting avalanche signal Aug 11, 2022 Issued
Array ( [id] => 19926723 [patent_doc_number] => 12301021 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-13 [patent_title] => Multi-wavelength wireless optical charging system and method [patent_app_type] => utility [patent_app_number] => 17/887105 [patent_app_country] => US [patent_app_date] => 2022-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 18 [patent_no_of_words] => 2240 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [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] => 17887105 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/887105
Multi-wavelength wireless optical charging system and method Aug 11, 2022 Issued
Array ( [id] => 19918655 [patent_doc_number] => 12294034 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-06 [patent_title] => Light detection device [patent_app_type] => utility [patent_app_number] => 18/691119 [patent_app_country] => US [patent_app_date] => 2022-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 13707 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18691119 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/691119
Light detection device Aug 9, 2022 Issued
Array ( [id] => 20702377 [patent_doc_number] => 12625082 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-12 [patent_title] => Optical detection chip and optical detection system [patent_app_type] => utility [patent_app_number] => 18/294213 [patent_app_country] => US [patent_app_date] => 2022-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 5477 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [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] => 18294213 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/294213
Optical detection chip and optical detection system Aug 8, 2022 Issued
Array ( [id] => 19962906 [patent_doc_number] => 12332402 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-17 [patent_title] => Multi-channel programmable detection sensor [patent_app_type] => utility [patent_app_number] => 17/817119 [patent_app_country] => US [patent_app_date] => 2022-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17817119 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/817119
Multi-channel programmable detection sensor Aug 2, 2022 Issued
Array ( [id] => 18209450 [patent_doc_number] => 20230055710 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-23 [patent_title] => PROXIMITY SENSOR AND ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 17/875799 [patent_app_country] => US [patent_app_date] => 2022-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4074 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17875799 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/875799
PROXIMITY SENSOR AND ELECTRONIC DEVICE Jul 27, 2022 Abandoned
Array ( [id] => 19498511 [patent_doc_number] => 20240337529 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-10 [patent_title] => INTERCEPTION-PROOF SINGLE-PHOTON DETECTOR DEVICE FOR DETECTING AN OPTICAL SIGNAL [patent_app_type] => utility [patent_app_number] => 18/293999 [patent_app_country] => US [patent_app_date] => 2022-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4315 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18293999 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/293999
Interception-proof single-photon detector device for detecting an optical signal Jul 27, 2022 Issued
Array ( [id] => 19827099 [patent_doc_number] => 12247871 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-11 [patent_title] => Superconducting single-photon detection system [patent_app_type] => utility [patent_app_number] => 18/292490 [patent_app_country] => US [patent_app_date] => 2022-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 8126 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18292490 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/292490
Superconducting single-photon detection system Jul 27, 2022 Issued
Array ( [id] => 19817903 [patent_doc_number] => 20250076110 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-06 [patent_title] => SINGLE PHOTON DETECTOR DEVICE FOR DETECTING AN OPTICAL SIGNAL [patent_app_type] => utility [patent_app_number] => 18/293986 [patent_app_country] => US [patent_app_date] => 2022-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4981 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18293986 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/293986
Single photon detector device for detecting an optical signal Jul 27, 2022 Issued
Array ( [id] => 20295951 [patent_doc_number] => 20250321194 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-16 [patent_title] => APPEARANCE INSPECTION METHOD FOR GOODS [patent_app_type] => utility [patent_app_number] => 18/855670 [patent_app_country] => US [patent_app_date] => 2022-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3603 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 18855670 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/855670
APPEARANCE INSPECTION METHOD FOR GOODS Jul 24, 2022 Issued
Array ( [id] => 19544145 [patent_doc_number] => 20240361181 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-31 [patent_title] => SUPERCONDUCTING SINGLE PHOTON DETECTOR WITH PHOTON NUMBER RESOLUTION [patent_app_type] => utility [patent_app_number] => 18/573369 [patent_app_country] => US [patent_app_date] => 2022-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10594 [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] => 18573369 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/573369
Superconducting single photon detector with photon number resolution Jul 21, 2022 Issued
Array ( [id] => 18164980 [patent_doc_number] => 20230031577 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-02 [patent_title] => METHOD AND SYSTEMS FOR FABRICATING SUPERCONDUCTING NANOWIRE SINGLE PHOTON DETECTOR (SNSPD) [patent_app_type] => utility [patent_app_number] => 17/861166 [patent_app_country] => US [patent_app_date] => 2022-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7939 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 17861166 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/861166
METHOD AND SYSTEMS FOR FABRICATING SUPERCONDUCTING NANOWIRE SINGLE PHOTON DETECTOR (SNSPD) Jul 7, 2022 Abandoned
Array ( [id] => 19419295 [patent_doc_number] => 20240295418 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-05 [patent_title] => Encoder system and method for determining the reading head position in an encoder system [patent_app_type] => utility [patent_app_number] => 18/578449 [patent_app_country] => US [patent_app_date] => 2022-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5912 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18578449 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/578449
Encoder system and method for determining the reading head position in an encoder system Jun 30, 2022 Issued
Array ( [id] => 19498778 [patent_doc_number] => 20240337796 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-10 [patent_title] => Photon Detector System with Distance Control [patent_app_type] => utility [patent_app_number] => 18/573774 [patent_app_country] => US [patent_app_date] => 2022-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5932 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18573774 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/573774
Photon Detector System with Distance Control Jun 30, 2022 Pending
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