Search

Sang H. Nguyen

Examiner (ID: 13797, Phone: (571)272-2425 , Office: P/2886 )

Most Active Art Unit
2877
Art Unit(s)
2877, 2886
Total Applications
2513
Issued Applications
2129
Pending Applications
146
Abandoned Applications
260

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20387437 [patent_doc_number] => 12487162 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-02 [patent_title] => Method and aerosol measuring device for determining a source-dependent particle size distribution of an aerosol [patent_app_type] => utility [patent_app_number] => 17/958958 [patent_app_country] => US [patent_app_date] => 2022-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [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] => 17958958 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/958958
Method and aerosol measuring device for determining a source-dependent particle size distribution of an aerosol Oct 2, 2022 Issued
Array ( [id] => 20913424 [patent_doc_number] => 12710267 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-08-18 [patent_title] => Camera device [patent_app_type] => utility [patent_app_number] => 18/697380 [patent_app_country] => US [patent_app_date] => 2022-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 26 [patent_no_of_words] => 5991 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 247 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18697380 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/697380
CAMERA DEVICE Sep 29, 2022 Pending
Array ( [id] => 20658551 [patent_doc_number] => 20260110592 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-04-23 [patent_title] => APPARATUS AND METHOD FOR OBTAINING MODE FIELD DIAMETER OF OPTICAL FIBER [patent_app_type] => utility [patent_app_number] => 19/114288 [patent_app_country] => US [patent_app_date] => 2022-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19114288 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/114288
APPARATUS AND METHOD FOR OBTAINING MODE FIELD DIAMETER OF OPTICAL FIBER Sep 27, 2022 Pending
Array ( [id] => 20358457 [patent_doc_number] => 12474449 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-18 [patent_title] => Optical transmitting apparatus and electronic device [patent_app_type] => utility [patent_app_number] => 17/955261 [patent_app_country] => US [patent_app_date] => 2022-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 21 [patent_no_of_words] => 7295 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 342 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17955261 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/955261
Optical transmitting apparatus and electronic device Sep 27, 2022 Issued
Array ( [id] => 18940743 [patent_doc_number] => 20240035882 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => LIGHT SENSING METHOD HAVING SENSING ORDER ADJUSTING MECHANISM [patent_app_type] => utility [patent_app_number] => 17/950217 [patent_app_country] => US [patent_app_date] => 2022-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7779 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 238 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17950217 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/950217
Light sensing method having sensing order adjusting mechanism Sep 21, 2022 Issued
Array ( [id] => 18144001 [patent_doc_number] => 20230017852 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => LAMP FILAMENT HAVING A PITCH GRADIENT AND METHOD OF MAKING [patent_app_type] => utility [patent_app_number] => 17/947819 [patent_app_country] => US [patent_app_date] => 2022-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6843 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17947819 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/947819
Lamp filament having a pitch gradient and method of making Sep 18, 2022 Issued
Array ( [id] => 18143516 [patent_doc_number] => 20230017365 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => APPARATUS AND METHOD FOR INSPECTING LAMPS [patent_app_type] => utility [patent_app_number] => 17/947791 [patent_app_country] => US [patent_app_date] => 2022-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10018 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17947791 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/947791
Apparatus and method for inspecting lamps Sep 18, 2022 Issued
Array ( [id] => 19048787 [patent_doc_number] => 20240090756 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => Endoscopic System with Electrical Bridge in Distal Tip [patent_app_type] => utility [patent_app_number] => 17/946204 [patent_app_country] => US [patent_app_date] => 2022-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5711 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17946204 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/946204
Endoscopic System with Electrical Bridge in Distal Tip Sep 15, 2022 Pending
Array ( [id] => 19035526 [patent_doc_number] => 20240085341 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-14 [patent_title] => OPTICAL SPECTRA RECONSTRUCTION BASED ON OPTICAL MEASUREMENTS OF DOWNHOLE FLUIDS [patent_app_type] => utility [patent_app_number] => 17/941144 [patent_app_country] => US [patent_app_date] => 2022-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7412 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17941144 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/941144
Optical spectra reconstruction based on optical measurements of downhole fluids Sep 8, 2022 Issued
Array ( [id] => 19061161 [patent_doc_number] => 11940386 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-26 [patent_title] => Photonic sensor using a fixed-wavelength laser [patent_app_type] => utility [patent_app_number] => 17/903931 [patent_app_country] => US [patent_app_date] => 2022-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 24 [patent_no_of_words] => 14663 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17903931 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/903931
Photonic sensor using a fixed-wavelength laser Sep 5, 2022 Issued
Array ( [id] => 18719158 [patent_doc_number] => 11796496 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-10-24 [patent_title] => Instrument and method for measuring thermal diffusivity of materials [patent_app_type] => utility [patent_app_number] => 17/898435 [patent_app_country] => US [patent_app_date] => 2022-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 13 [patent_no_of_words] => 6977 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [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] => 17898435 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/898435
Instrument and method for measuring thermal diffusivity of materials Aug 28, 2022 Issued
Array ( [id] => 18230315 [patent_doc_number] => 20230069309 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-02 [patent_title] => TILT ANALYSIS METHOD, RECORDING MEDIUM STORING TILT ANALYSIS PROGRAM, AND TILT ANALYSIS DEVICE [patent_app_type] => utility [patent_app_number] => 17/822428 [patent_app_country] => US [patent_app_date] => 2022-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10375 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17822428 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/822428
TILT ANALYSIS METHOD, RECORDING MEDIUM STORING TILT ANALYSIS PROGRAM, AND TILT ANALYSIS DEVICE Aug 24, 2022 Pending
Array ( [id] => 18385409 [patent_doc_number] => 11656184 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-23 [patent_title] => Macro inspection systems, apparatus and methods [patent_app_type] => utility [patent_app_number] => 17/817826 [patent_app_country] => US [patent_app_date] => 2022-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 30 [patent_no_of_words] => 12238 [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] => 17817826 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/817826
Macro inspection systems, apparatus and methods Aug 4, 2022 Issued
Array ( [id] => 18164066 [patent_doc_number] => 20230030661 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-02 [patent_title] => MEASURING DEVICE, MEASURING METHOD, SUBSTRATE PROCESSING APPARATUS, AND METHOD OF MANUFACTURING PRODUCT [patent_app_type] => utility [patent_app_number] => 17/815412 [patent_app_country] => US [patent_app_date] => 2022-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16476 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17815412 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/815412
Measuring device, measuring method, substrate processing apparatus, and method of manufacturing product Jul 26, 2022 Issued
Array ( [id] => 19898632 [patent_doc_number] => 12276547 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-15 [patent_title] => Wide-field imaging and hyperspectral collaborative early warning system and method [patent_app_type] => utility [patent_app_number] => 18/022276 [patent_app_country] => US [patent_app_date] => 2022-07-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 0 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18022276 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/022276
Wide-field imaging and hyperspectral collaborative early warning system and method Jul 3, 2022 Issued
Array ( [id] => 18917503 [patent_doc_number] => 11879777 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-23 [patent_title] => Cellphone-based raman spectrometer system for the detection and identification of chemical and biological molecules [patent_app_type] => utility [patent_app_number] => 17/810477 [patent_app_country] => US [patent_app_date] => 2022-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 24 [patent_no_of_words] => 6246 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17810477 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/810477
Cellphone-based raman spectrometer system for the detection and identification of chemical and biological molecules Jun 30, 2022 Issued
Array ( [id] => 18110669 [patent_doc_number] => 20230003549 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-05 [patent_title] => CALIBRATION OF SENSOR POSITION OFFSETS BASED ON ROTATION AND TRANSLATION VECTORS FOR MATCHED TRAJECTORIES [patent_app_type] => utility [patent_app_number] => 17/856690 [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] => 15523 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17856690 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/856690
Calibration of sensor position offsets based on rotation and translation vectors for matched trajectories Jun 30, 2022 Issued
Array ( [id] => 19898841 [patent_doc_number] => 12276760 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-15 [patent_title] => Distance-measuring device [patent_app_type] => utility [patent_app_number] => 17/809029 [patent_app_country] => US [patent_app_date] => 2022-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 20 [patent_no_of_words] => 9264 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17809029 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/809029
Distance-measuring device Jun 26, 2022 Issued
Array ( [id] => 17914856 [patent_doc_number] => 20220317251 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => LASER EMITTING CIRCUIT AND LIDAR [patent_app_type] => utility [patent_app_number] => 17/843964 [patent_app_country] => US [patent_app_date] => 2022-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6907 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 282 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17843964 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/843964
Laser emitting circuit and lidar Jun 17, 2022 Issued
Array ( [id] => 18527065 [patent_doc_number] => 11714055 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-01 [patent_title] => Method for laser stimulated lock-in thermography for micro-crack detection [patent_app_type] => utility [patent_app_number] => 17/842391 [patent_app_country] => US [patent_app_date] => 2022-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 2576 [patent_no_of_claims] => 11 [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] => 17842391 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/842391
Method for laser stimulated lock-in thermography for micro-crack detection Jun 15, 2022 Issued
Menu