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] => 20493514 [patent_doc_number] => 12535381 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-27 [patent_title] => Information processing apparatus, information processing method, and program [patent_app_type] => utility [patent_app_number] => 18/360689 [patent_app_country] => US [patent_app_date] => 2023-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 6205 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 4 [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] => 18360689 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/360689
Information processing apparatus, information processing method, and program Jul 26, 2023 Issued
Array ( [id] => 20273148 [patent_doc_number] => 12442924 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Signal processing device, signal processing method, and lidar device [patent_app_type] => utility [patent_app_number] => 18/227013 [patent_app_country] => US [patent_app_date] => 2023-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 19 [patent_no_of_words] => 16524 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18227013 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/227013
Signal processing device, signal processing method, and lidar device Jul 26, 2023 Issued
Array ( [id] => 18911255 [patent_doc_number] => 11874231 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-01-16 [patent_title] => System and method for gemstone identification [patent_app_type] => utility [patent_app_number] => 18/226738 [patent_app_country] => US [patent_app_date] => 2023-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 7399 [patent_no_of_claims] => 18 [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] => 18226738 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/226738
System and method for gemstone identification Jul 25, 2023 Issued
Array ( [id] => 19340101 [patent_doc_number] => 12050287 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-30 [patent_title] => Laser emitting circuit and LiDAR [patent_app_type] => utility [patent_app_number] => 18/226254 [patent_app_country] => US [patent_app_date] => 2023-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6804 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 237 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18226254 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/226254
Laser emitting circuit and LiDAR Jul 25, 2023 Issued
Array ( [id] => 19551589 [patent_doc_number] => 12135291 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-05 [patent_title] => System for analog light measuring and photon counting in chemiluminescence measurements [patent_app_type] => utility [patent_app_number] => 18/225594 [patent_app_country] => US [patent_app_date] => 2023-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 28 [patent_no_of_words] => 16876 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18225594 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/225594
System for analog light measuring and photon counting in chemiluminescence measurements Jul 23, 2023 Issued
Array ( [id] => 18905314 [patent_doc_number] => 20240020799 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-18 [patent_title] => SUPER RESOLUTION AND COLOR MOTION ARTIFACT CORRECTION IN A PULSED HYPERSPECTRAL, FLUORESCENCE, AND LASER MAPPING IMAGING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/357005 [patent_app_country] => US [patent_app_date] => 2023-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 30095 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18357005 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/357005
Super resolution and color motion artifact correction in a pulsed hyperspectral, fluorescence, and laser mapping imaging system Jul 20, 2023 Issued
Array ( [id] => 18755208 [patent_doc_number] => 20230358635 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-09 [patent_title] => OPTICAL POWER DETECTOR AND READER [patent_app_type] => utility [patent_app_number] => 18/223862 [patent_app_country] => US [patent_app_date] => 2023-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8702 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18223862 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/223862
Optical power detector and reader Jul 18, 2023 Issued
Array ( [id] => 18903855 [patent_doc_number] => 20240019340 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-18 [patent_title] => SYSTEMS, DEVICES AND METHODS FOR A REPEATABLE AND QUANTIFIABLE MEASUREMENT OF THE HAZE PRESENT IN AN OPTICAL LENS [patent_app_type] => utility [patent_app_number] => 18/352841 [patent_app_country] => US [patent_app_date] => 2023-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8482 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18352841 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/352841
SYSTEMS, DEVICES AND METHODS FOR A REPEATABLE AND QUANTIFIABLE MEASUREMENT OF THE HAZE PRESENT IN AN OPTICAL LENS Jul 13, 2023 Pending
Array ( [id] => 20789453 [patent_doc_number] => 12663364 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-06-23 [patent_title] => Water turbidity evaluation using image sensor [patent_app_type] => utility [patent_app_number] => 18/220918 [patent_app_country] => US [patent_app_date] => 2023-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 8196 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18220918 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/220918
Water turbidity evaluation using image sensor Jul 11, 2023 Issued
Array ( [id] => 20078627 [patent_doc_number] => 12352687 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-08 [patent_title] => Mueller matrix ellipsometer [patent_app_type] => utility [patent_app_number] => 18/218692 [patent_app_country] => US [patent_app_date] => 2023-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5130 [patent_no_of_claims] => 41 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 331 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18218692 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/218692
Mueller matrix ellipsometer Jul 5, 2023 Issued
Array ( [id] => 20116822 [patent_doc_number] => 12366522 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-22 [patent_title] => Colorimeter optical measurement interference mitigation [patent_app_type] => utility [patent_app_number] => 18/344436 [patent_app_country] => US [patent_app_date] => 2023-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 15 [patent_no_of_words] => 1282 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [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] => 18344436 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/344436
Colorimeter optical measurement interference mitigation Jun 28, 2023 Issued
Array ( [id] => 19291747 [patent_doc_number] => 12031094 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-09 [patent_title] => Assemblies and methods for enhancing fluid catalytic cracking (FCC) processes during the FCC process using spectroscopic analyzers [patent_app_type] => utility [patent_app_number] => 18/213233 [patent_app_country] => US [patent_app_date] => 2023-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 28 [patent_no_of_words] => 31122 [patent_no_of_claims] => 43 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 492 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18213233 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/213233
Assemblies and methods for enhancing fluid catalytic cracking (FCC) processes during the FCC process using spectroscopic analyzers Jun 21, 2023 Issued
Array ( [id] => 19632334 [patent_doc_number] => 20240410783 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-12 [patent_title] => MEASUREMENT SYSTEM AND MEASUREMENT METHOD FOR MEASURING CHIP-SCALE POLARIZING PLATES [patent_app_type] => utility [patent_app_number] => 18/208071 [patent_app_country] => US [patent_app_date] => 2023-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3964 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 18208071 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/208071
MEASUREMENT SYSTEM AND MEASUREMENT METHOD FOR MEASURING CHIP-SCALE POLARIZING PLATES Jun 8, 2023 Abandoned
Array ( [id] => 19282835 [patent_doc_number] => 20240219311 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => SYSTEM AND METHOD FOR ELECTROMAGNETIC MONITORING OF ACTIVE CRACKS IN CONCRETE DAM [patent_app_type] => utility [patent_app_number] => 18/329804 [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] => 4033 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18329804 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/329804
System and method for electromagnetic monitoring of active cracks in concrete dam Jun 5, 2023 Issued
Array ( [id] => 20528249 [patent_doc_number] => 12546681 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-10 [patent_title] => Changeable tip for optical fiber inspection device [patent_app_type] => utility [patent_app_number] => 18/328367 [patent_app_country] => US [patent_app_date] => 2023-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1126 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18328367 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/328367
Changeable tip for optical fiber inspection device Jun 1, 2023 Issued
Array ( [id] => 18650695 [patent_doc_number] => 20230296528 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => pH INDICATOR SWABS FOR BIOMONITORING AND DIAGNOSTICS [patent_app_type] => utility [patent_app_number] => 18/323552 [patent_app_country] => US [patent_app_date] => 2023-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5508 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18323552 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/323552
pH indicator swabs for biomonitoring and diagnostics May 24, 2023 Issued
Array ( [id] => 18650639 [patent_doc_number] => 20230296472 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => NONDESTRUCTIVE IMAGING AND SURFACE QUALITY INSPECTION OF STRUCTURED PLATES [patent_app_type] => utility [patent_app_number] => 18/201942 [patent_app_country] => US [patent_app_date] => 2023-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9902 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18201942 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/201942
NONDESTRUCTIVE IMAGING AND SURFACE QUALITY INSPECTION OF STRUCTURED PLATES May 24, 2023 Abandoned
Array ( [id] => 19186972 [patent_doc_number] => 20240165885 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-23 [patent_title] => ENHANCED NON-DESTRUCTIVE TESTING IN DIRECTED ENERGY MATERIAL PROCESSING [patent_app_type] => utility [patent_app_number] => 18/200492 [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] => 18305 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18200492 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/200492
Enhanced non-destructive testing in directed energy material processing May 21, 2023 Issued
Array ( [id] => 20289286 [patent_doc_number] => 20250314529 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-09 [patent_title] => OPTICAL SENSOR AND ASSOCIATED METHODS [patent_app_type] => utility [patent_app_number] => 18/865873 [patent_app_country] => US [patent_app_date] => 2023-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26478 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18865873 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/865873
OPTICAL SENSOR AND ASSOCIATED METHODS May 16, 2023 Pending
Array ( [id] => 20481188 [patent_doc_number] => 12529660 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-20 [patent_title] => Integrated quality monitoring view for battery manufacturing process [patent_app_type] => utility [patent_app_number] => 18/144657 [patent_app_country] => US [patent_app_date] => 2023-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 21 [patent_no_of_words] => 1140 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18144657 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/144657
Integrated quality monitoring view for battery manufacturing process May 7, 2023 Issued
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