Search

Hieu P. Nguyen

Examiner (ID: 536, Phone: (571)272-8577 , Office: P/2842 )

Most Active Art Unit
2843
Art Unit(s)
2817, 2843, 2842
Total Applications
1784
Issued Applications
1616
Pending Applications
85
Abandoned Applications
121

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19926877 [patent_doc_number] => 12301176 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-13 [patent_title] => Low loss travelling wave parametric devices using planar capacitors [patent_app_type] => utility [patent_app_number] => 17/932659 [patent_app_country] => US [patent_app_date] => 2022-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17932659 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/932659
Low loss travelling wave parametric devices using planar capacitors Sep 14, 2022 Issued
Array ( [id] => 18113732 [patent_doc_number] => 20230006612 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-05 [patent_title] => MINIMIZING TOTAL HARMONIC DISTORTION AND POWER SUPPLY INDUCED INTERMODULATION DISTORTION IN A SINGLE-ENDED CLASS-D PULSE WIDTH MODULATION AMPLIFIER [patent_app_type] => utility [patent_app_number] => 17/940332 [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] => 4377 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17940332 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/940332
Minimizing total harmonic distortion and power supply induced intermodulation distortion in a single-ended class-D pulse width modulation amplifier Sep 7, 2022 Issued
Array ( [id] => 19494761 [patent_doc_number] => 12113487 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-08 [patent_title] => Jump-start power amplifier boost converter [patent_app_type] => utility [patent_app_number] => 17/930561 [patent_app_country] => US [patent_app_date] => 2022-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 18 [patent_no_of_words] => 14850 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17930561 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/930561
Jump-start power amplifier boost converter Sep 7, 2022 Issued
Array ( [id] => 18680887 [patent_doc_number] => 20230318550 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => AMPLIFIER CIRCUIT AND SENSOR CIRCUIT [patent_app_type] => utility [patent_app_number] => 17/930061 [patent_app_country] => US [patent_app_date] => 2022-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7043 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17930061 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/930061
Amplifier circuit and sensor circuit Sep 5, 2022 Issued
Array ( [id] => 18098398 [patent_doc_number] => 20220416739 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-29 [patent_title] => PUSH-PULL RADIO FREQUENCY POWER AMPLIFIER AND METHOD FOR CONTROLLING CIRCUIT [patent_app_type] => utility [patent_app_number] => 17/929729 [patent_app_country] => US [patent_app_date] => 2022-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10858 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17929729 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/929729
Push-pull radio frequency power amplifier and method for controlling circuit Sep 4, 2022 Issued
Array ( [id] => 18286716 [patent_doc_number] => 20230102188 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-30 [patent_title] => OVERCURRENT PROTECTION CIRCUIT, SEMICONDUCTOR DEVICE, ELECTRONIC APPARATUS, AND VEHICLE [patent_app_type] => utility [patent_app_number] => 17/902295 [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] => 7311 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 17902295 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/902295
OVERCURRENT PROTECTION CIRCUIT, SEMICONDUCTOR DEVICE, ELECTRONIC APPARATUS, AND VEHICLE Sep 1, 2022 Abandoned
Array ( [id] => 20244647 [patent_doc_number] => 12424981 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-23 [patent_title] => Methods and apparatus to reduce error in operational amplifiers [patent_app_type] => utility [patent_app_number] => 17/897958 [patent_app_country] => US [patent_app_date] => 2022-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2108 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17897958 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/897958
Methods and apparatus to reduce error in operational amplifiers Aug 28, 2022 Issued
Array ( [id] => 19981959 [patent_doc_number] => 12349461 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-01 [patent_title] => Transfer printing for RF applications [patent_app_type] => utility [patent_app_number] => 17/894712 [patent_app_country] => US [patent_app_date] => 2022-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 28 [patent_no_of_words] => 1292 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17894712 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/894712
Transfer printing for RF applications Aug 23, 2022 Issued
Array ( [id] => 20375682 [patent_doc_number] => 12483127 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-25 [patent_title] => Power supply modulator and power supply modulation type amplifier [patent_app_type] => utility [patent_app_number] => 17/890609 [patent_app_country] => US [patent_app_date] => 2022-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 2249 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 577 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17890609 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/890609
Power supply modulator and power supply modulation type amplifier Aug 17, 2022 Issued
Array ( [id] => 19357350 [patent_doc_number] => 12057814 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-06 [patent_title] => Multiple feedback filter [patent_app_type] => utility [patent_app_number] => 17/880142 [patent_app_country] => US [patent_app_date] => 2022-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 3681 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17880142 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/880142
Multiple feedback filter Aug 2, 2022 Issued
Array ( [id] => 19782049 [patent_doc_number] => 12231096 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-18 [patent_title] => Error amplifier circuit [patent_app_type] => utility [patent_app_number] => 17/878456 [patent_app_country] => US [patent_app_date] => 2022-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3224 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17878456 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/878456
Error amplifier circuit Jul 31, 2022 Issued
Array ( [id] => 19843182 [patent_doc_number] => 12255589 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-18 [patent_title] => Audio signal modulation and amplification circuit [patent_app_type] => utility [patent_app_number] => 17/877444 [patent_app_country] => US [patent_app_date] => 2022-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 4828 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17877444 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/877444
Audio signal modulation and amplification circuit Jul 28, 2022 Issued
Array ( [id] => 20132725 [patent_doc_number] => 12375043 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-29 [patent_title] => Aging-averse bandwidth extension apparatus [patent_app_type] => utility [patent_app_number] => 17/877157 [patent_app_country] => US [patent_app_date] => 2022-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 5643 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17877157 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/877157
Aging-averse bandwidth extension apparatus Jul 28, 2022 Issued
Array ( [id] => 18697152 [patent_doc_number] => 20230327611 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => POWER AMPLIFIER [patent_app_type] => utility [patent_app_number] => 17/875465 [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] => 2811 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 730 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17875465 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/875465
Power amplifier Jul 27, 2022 Issued
Array ( [id] => 18081865 [patent_doc_number] => 20220407477 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-22 [patent_title] => CLASS D AMPLIFIER MODULE [patent_app_type] => utility [patent_app_number] => 17/874359 [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] => 3656 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 17874359 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/874359
CLASS D AMPLIFIER MODULE Jul 26, 2022 Abandoned
Array ( [id] => 19415334 [patent_doc_number] => 12081178 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-03 [patent_title] => Amplifier with VCO-based ADC [patent_app_type] => utility [patent_app_number] => 17/869111 [patent_app_country] => US [patent_app_date] => 2022-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 4886 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17869111 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/869111
Amplifier with VCO-based ADC Jul 19, 2022 Issued
Array ( [id] => 20259480 [patent_doc_number] => 12431847 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-30 [patent_title] => Power amplifier circuit [patent_app_type] => utility [patent_app_number] => 17/812217 [patent_app_country] => US [patent_app_date] => 2022-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 0 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [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] => 17812217 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/812217
Power amplifier circuit Jul 12, 2022 Issued
Array ( [id] => 18176569 [patent_doc_number] => 20230037298 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-09 [patent_title] => GAIN COMPENSATION CIRCUIT [patent_app_type] => utility [patent_app_number] => 17/860981 [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] => 4035 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17860981 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/860981
Gain compensation circuit Jul 7, 2022 Issued
Array ( [id] => 20244644 [patent_doc_number] => 12424978 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-23 [patent_title] => Devices and methods to control dynamic audio range in non-boosted audio systems [patent_app_type] => utility [patent_app_number] => 17/859304 [patent_app_country] => US [patent_app_date] => 2022-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17859304 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/859304
Devices and methods to control dynamic audio range in non-boosted audio systems Jul 6, 2022 Issued
Array ( [id] => 17994203 [patent_doc_number] => 20220360240 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-10 [patent_title] => Band-Pass Josephson Traveling Wave Parametric Amplifier [patent_app_type] => utility [patent_app_number] => 17/858043 [patent_app_country] => US [patent_app_date] => 2022-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4766 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17858043 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/858043
Band-pass Josephson traveling wave parametric amplifier Jul 4, 2022 Issued
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