Search

Hoai An D. Nguyen

Examiner (ID: 13808, Phone: (571)272-2170 , Office: P/2868 )

Most Active Art Unit
2858
Art Unit(s)
2858, 2854, 2831, 2868
Total Applications
1691
Issued Applications
1490
Pending Applications
80
Abandoned Applications
140

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18364309 [patent_doc_number] => 20230145900 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-11 [patent_title] => HALF BRIDGE POWER CONVERTER, AND SWITCHING METHOD FOR HALF BRIDGE POWER CONVERTER AND POWER SWITCH [patent_app_type] => utility [patent_app_number] => 17/918840 [patent_app_country] => US [patent_app_date] => 2021-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4280 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 244 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17918840 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/918840
HALF BRIDGE POWER CONVERTER, AND SWITCHING METHOD FOR HALF BRIDGE POWER CONVERTER AND POWER SWITCH Feb 3, 2021 Abandoned
Array ( [id] => 17008334 [patent_doc_number] => 20210239495 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-05 [patent_title] => Fader Device [patent_app_type] => utility [patent_app_number] => 17/159985 [patent_app_country] => US [patent_app_date] => 2021-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4204 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17159985 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/159985
Fader device Jan 26, 2021 Issued
Array ( [id] => 17823766 [patent_doc_number] => 11428710 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-30 [patent_title] => Methods and systems for connecting and metering distributed energy resource devices [patent_app_type] => utility [patent_app_number] => 17/158406 [patent_app_country] => US [patent_app_date] => 2021-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5674 [patent_no_of_claims] => 8 [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] => 17158406 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/158406
Methods and systems for connecting and metering distributed energy resource devices Jan 25, 2021 Issued
Array ( [id] => 17801303 [patent_doc_number] => 11415598 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-16 [patent_title] => Methods and systems for connecting and metering distributed energy resource devices [patent_app_type] => utility [patent_app_number] => 17/158508 [patent_app_country] => US [patent_app_date] => 2021-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5670 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17158508 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/158508
Methods and systems for connecting and metering distributed energy resource devices Jan 25, 2021 Issued
Array ( [id] => 16993174 [patent_doc_number] => 20210231594 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-29 [patent_title] => UNIFORMITY PROPERTY ACQUISITION APPARATUS, METHOD OF ACQUIRING UNIFORMITY PROPERTY AND NON-TRANSITORY COMPUTER-READABLE RECORDING MEDIUM [patent_app_type] => utility [patent_app_number] => 17/155815 [patent_app_country] => US [patent_app_date] => 2021-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9789 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17155815 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/155815
Uniformity property acquisition apparatus, method of acquiring uniformity property and non-transitory computer-readable recording medium Jan 21, 2021 Issued
Array ( [id] => 18429871 [patent_doc_number] => 11675087 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-06-13 [patent_title] => Magnetic velocity and position sensors [patent_app_type] => utility [patent_app_number] => 17/776488 [patent_app_country] => US [patent_app_date] => 2021-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3430 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [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] => 17776488 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/776488
Magnetic velocity and position sensors Jan 7, 2021 Issued
Array ( [id] => 19182118 [patent_doc_number] => 11988703 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-21 [patent_title] => Monitoring system for evaluating a condition of an electrical grid [patent_app_type] => utility [patent_app_number] => 17/757428 [patent_app_country] => US [patent_app_date] => 2020-12-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 32 [patent_figures_cnt] => 43 [patent_no_of_words] => 12484 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17757428 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/757428
Monitoring system for evaluating a condition of an electrical grid Dec 30, 2020 Issued
Array ( [id] => 16848111 [patent_doc_number] => 20210148856 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-20 [patent_title] => DUAL GATE BIOLOGICALLY SENSITIVE FIELD EFFECT TRANSISTOR [patent_app_type] => utility [patent_app_number] => 17/135508 [patent_app_country] => US [patent_app_date] => 2020-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5388 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17135508 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/135508
Dual gate biologically sensitive field effect transistor Dec 27, 2020 Issued
Array ( [id] => 18078793 [patent_doc_number] => 20220404405 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-22 [patent_title] => DISPLAY DEVICE AND DETECTION METHOD FOR IMPEDANCE OF DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 17/419722 [patent_app_country] => US [patent_app_date] => 2020-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4404 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17419722 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/419722
Display device and detection method for impedance of display device Dec 22, 2020 Issued
Array ( [id] => 18949141 [patent_doc_number] => 11892430 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-06 [patent_title] => VOC detection PID gas sensor device [patent_app_type] => utility [patent_app_number] => 17/617486 [patent_app_country] => US [patent_app_date] => 2020-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 6771 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17617486 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/617486
VOC detection PID gas sensor device Dec 9, 2020 Issued
Array ( [id] => 18110914 [patent_doc_number] => 20230003794 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-05 [patent_title] => CHIP DETECTION DEVICE, CHIP DETECTION SYSTEM, AND CONTROL METHOD [patent_app_type] => utility [patent_app_number] => 17/784912 [patent_app_country] => US [patent_app_date] => 2020-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11636 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -29 [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] => 17784912 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/784912
Chip detection device, chip detection system, and control method Dec 1, 2020 Issued
Array ( [id] => 16713271 [patent_doc_number] => 20210080418 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-18 [patent_title] => OIL RECOVERY SENSOR [patent_app_type] => utility [patent_app_number] => 17/106967 [patent_app_country] => US [patent_app_date] => 2020-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11546 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17106967 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/106967
Oil recovery sensor Nov 29, 2020 Issued
Array ( [id] => 16871561 [patent_doc_number] => 20210165028 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-03 [patent_title] => CAPACITANCE SENSOR [patent_app_type] => utility [patent_app_number] => 17/104066 [patent_app_country] => US [patent_app_date] => 2020-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6718 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17104066 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/104066
Capacitance sensor Nov 24, 2020 Issued
Array ( [id] => 18046028 [patent_doc_number] => 11519977 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-06 [patent_title] => Stray field robust XMR sensor using perpendicular anisotropy [patent_app_type] => utility [patent_app_number] => 17/102747 [patent_app_country] => US [patent_app_date] => 2020-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 8229 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17102747 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/102747
Stray field robust XMR sensor using perpendicular anisotropy Nov 23, 2020 Issued
Array ( [id] => 16856175 [patent_doc_number] => 20210156920 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-27 [patent_title] => Electrical Installation Measuring System [patent_app_type] => utility [patent_app_number] => 17/100214 [patent_app_country] => US [patent_app_date] => 2020-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6535 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17100214 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/100214
Electrical installation measuring system Nov 19, 2020 Issued
Array ( [id] => 16689571 [patent_doc_number] => 20210072048 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-11 [patent_title] => CAPACITANCE MEASURING CIRCUIT AND ELECTROSTATIC CAPACITIVE DISPLACEMENT METER [patent_app_type] => utility [patent_app_number] => 17/082015 [patent_app_country] => US [patent_app_date] => 2020-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 49514 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17082015 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/082015
Capacitance measuring circuit and electrostatic capacitive displacement meter Oct 27, 2020 Issued
Array ( [id] => 17931170 [patent_doc_number] => 20220326295 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-13 [patent_title] => PULL OUT-ASSISTING LINKAGE DEVICE FOR TEST LOAD BOARD OF AUTOMATIC SEMICONDUCTOR TEST EQUIPMENT [patent_app_type] => utility [patent_app_number] => 17/638193 [patent_app_country] => US [patent_app_date] => 2020-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2796 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17638193 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/638193
Pull out-assisting linkage device for test load board of automatic semiconductor test equipment Oct 26, 2020 Issued
Array ( [id] => 18813258 [patent_doc_number] => 20230387595 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => COMMUNICATION DEVICE [patent_app_type] => utility [patent_app_number] => 18/031548 [patent_app_country] => US [patent_app_date] => 2020-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5885 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18031548 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/031548
COMMUNICATION DEVICE Oct 22, 2020 Abandoned
Array ( [id] => 18917648 [patent_doc_number] => 11879924 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-23 [patent_title] => System and method for performing measurements of antenna under test offset from center of quiet zone [patent_app_type] => utility [patent_app_number] => 17/059572 [patent_app_country] => US [patent_app_date] => 2020-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 24 [patent_no_of_words] => 15250 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [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] => 17059572 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/059572
System and method for performing measurements of antenna under test offset from center of quiet zone Oct 21, 2020 Issued
Array ( [id] => 18261555 [patent_doc_number] => 11609253 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-21 [patent_title] => Apparatus and method to determine impedance and/or admittance in a wireless device [patent_app_type] => utility [patent_app_number] => 17/039827 [patent_app_country] => US [patent_app_date] => 2020-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 12439 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17039827 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/039827
Apparatus and method to determine impedance and/or admittance in a wireless device Sep 29, 2020 Issued
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