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] => 19655044 [patent_doc_number] => 12176854 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-24 [patent_title] => Communication device having power amplification for multiple transmit uplinks [patent_app_type] => utility [patent_app_number] => 17/669167 [patent_app_country] => US [patent_app_date] => 2022-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 11214 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17669167 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/669167
Communication device having power amplification for multiple transmit uplinks Feb 9, 2022 Issued
Array ( [id] => 18563519 [patent_doc_number] => 11728776 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-15 [patent_title] => Switched capacitor amplifier apparatus and switched capacitor amplifying method for improving level-shifting [patent_app_type] => utility [patent_app_number] => 17/668397 [patent_app_country] => US [patent_app_date] => 2022-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 4726 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17668397 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/668397
Switched capacitor amplifier apparatus and switched capacitor amplifying method for improving level-shifting Feb 9, 2022 Issued
Array ( [id] => 17834416 [patent_doc_number] => 20220271720 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-25 [patent_title] => POWER AMPLIFIER CIRCUIT [patent_app_type] => utility [patent_app_number] => 17/650408 [patent_app_country] => US [patent_app_date] => 2022-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7713 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 266 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17650408 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/650408
Power amplifier circuit Feb 8, 2022 Issued
Array ( [id] => 18828062 [patent_doc_number] => 11843355 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-12 [patent_title] => High-energy suppression for capacitor transimpedance amplifier (CTIA)-based imagers or other imaging devices [patent_app_type] => utility [patent_app_number] => 17/649994 [patent_app_country] => US [patent_app_date] => 2022-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 5872 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17649994 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/649994
High-energy suppression for capacitor transimpedance amplifier (CTIA)-based imagers or other imaging devices Feb 3, 2022 Issued
Array ( [id] => 17811646 [patent_doc_number] => 20220263481 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => MULTI-STAGE AMPLIFIER CIRCUITS AND METHODS [patent_app_type] => utility [patent_app_number] => 17/665399 [patent_app_country] => US [patent_app_date] => 2022-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4940 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17665399 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/665399
Multi-stage amplifier circuits and methods Feb 3, 2022 Issued
Array ( [id] => 18555917 [patent_doc_number] => 20230253934 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-10 [patent_title] => HYBRID CLASS-H/PREDICTIVE CLASS-G SWITCHING AMPLIFIER ARCHITECTURE [patent_app_type] => utility [patent_app_number] => 17/649967 [patent_app_country] => US [patent_app_date] => 2022-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7430 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17649967 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/649967
Hybrid class-H/predictive class-G switching amplifier architecture Feb 3, 2022 Issued
Array ( [id] => 19912858 [patent_doc_number] => 12289084 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-29 [patent_title] => High tolerance variable gain amplifiers [patent_app_type] => utility [patent_app_number] => 17/588662 [patent_app_country] => US [patent_app_date] => 2022-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17588662 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/588662
High tolerance variable gain amplifiers Jan 30, 2022 Issued
Array ( [id] => 18548744 [patent_doc_number] => 11722107 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-08 [patent_title] => Zero-crossing management in Class-D audio amplifiers [patent_app_type] => utility [patent_app_number] => 17/589047 [patent_app_country] => US [patent_app_date] => 2022-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 14 [patent_no_of_words] => 6988 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17589047 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/589047
Zero-crossing management in Class-D audio amplifiers Jan 30, 2022 Issued
Array ( [id] => 17934085 [patent_doc_number] => 20220329211 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-13 [patent_title] => COMPENSATION OF THERMALLY INDUCED VOLTAGE ERRORS [patent_app_type] => utility [patent_app_number] => 17/587105 [patent_app_country] => US [patent_app_date] => 2022-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4872 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17587105 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/587105
Compensation of thermally induced voltage errors Jan 27, 2022 Issued
Array ( [id] => 18533854 [patent_doc_number] => 20230238931 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-27 [patent_title] => ANALOG IMPLEMENTATION OF VARIABLE-GAIN DIFFERENTIATORS BASED ON VOLTAGE-CONTROLLED AMPLIFIERS [patent_app_type] => utility [patent_app_number] => 17/585655 [patent_app_country] => US [patent_app_date] => 2022-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11334 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17585655 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/585655
Analog implementation of variable-gain differentiators based on voltage-controlled amplifiers Jan 26, 2022 Issued
Array ( [id] => 18041035 [patent_doc_number] => 20220385252 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => OPERATIONAL AMPLIFIER FOR USE IN COULOMB COUNTER CIRCUIT [patent_app_type] => utility [patent_app_number] => 17/586111 [patent_app_country] => US [patent_app_date] => 2022-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4538 [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] => 17586111 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/586111
Operational amplifier for use in coulomb counter circuit Jan 26, 2022 Issued
Array ( [id] => 18533848 [patent_doc_number] => 20230238925 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-27 [patent_title] => DYNAMIC COMMON-MODE ADJUSTMENT FOR POWER AMPLIFIERS [patent_app_type] => utility [patent_app_number] => 17/648958 [patent_app_country] => US [patent_app_date] => 2022-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5680 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17648958 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/648958
Dynamic common-mode adjustment for power amplifiers Jan 25, 2022 Issued
Array ( [id] => 18507260 [patent_doc_number] => 11705084 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-07-18 [patent_title] => High-speed buffer amplifier [patent_app_type] => utility [patent_app_number] => 17/585087 [patent_app_country] => US [patent_app_date] => 2022-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2128 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17585087 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/585087
High-speed buffer amplifier Jan 25, 2022 Issued
Array ( [id] => 17600222 [patent_doc_number] => 20220149796 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-12 [patent_title] => AMPLIFIERS [patent_app_type] => utility [patent_app_number] => 17/583614 [patent_app_country] => US [patent_app_date] => 2022-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8429 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17583614 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/583614
Amplifiers Jan 24, 2022 Issued
Array ( [id] => 19030346 [patent_doc_number] => 11929717 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-12 [patent_title] => Dynamic current limit for operational amplifier [patent_app_type] => utility [patent_app_number] => 17/582338 [patent_app_country] => US [patent_app_date] => 2022-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4450 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17582338 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/582338
Dynamic current limit for operational amplifier Jan 23, 2022 Issued
Array ( [id] => 17599411 [patent_doc_number] => 20220148985 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-12 [patent_title] => MICROWAVE INTEGRATED CIRCUIT [patent_app_type] => utility [patent_app_number] => 17/581442 [patent_app_country] => US [patent_app_date] => 2022-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6407 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [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] => 17581442 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/581442
Microwave integrated circuit Jan 20, 2022 Issued
Array ( [id] => 18474078 [patent_doc_number] => 20230208366 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => Adaptive Sample and Hold Circuit for Signal Amplifier Range Selection [patent_app_type] => utility [patent_app_number] => 17/562991 [patent_app_country] => US [patent_app_date] => 2021-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5605 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17562991 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/562991
Adaptive sample and hold circuit for signal amplifier range selection Dec 26, 2021 Issued
Array ( [id] => 17537383 [patent_doc_number] => 20220115992 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-14 [patent_title] => AMPLIFIER CIRCUIT FOR DRIVING ELECTRO-OPTICAL MODULATORS WITH REDUCED PROCESS, VOLTAGE AND TEMPERATURE (PVT) SENSITIVITY [patent_app_type] => utility [patent_app_number] => 17/560910 [patent_app_country] => US [patent_app_date] => 2021-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9176 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 17560910 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/560910
Amplifier circuit for driving electro-optical modulators with reduced process, voltage and temperature (PVT) sensitivity Dec 22, 2021 Issued
Array ( [id] => 18457197 [patent_doc_number] => 20230198479 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => HARMONIC TRAPPING TECHNIQUES FOR TRANSMITTER INTERSTAGE MATCHING [patent_app_type] => utility [patent_app_number] => 17/559341 [patent_app_country] => US [patent_app_date] => 2021-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11289 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17559341 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/559341
Harmonic trapping techniques for transmitter interstage matching Dec 21, 2021 Issued
Array ( [id] => 19812858 [patent_doc_number] => 12244273 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-04 [patent_title] => Amplifier circuit [patent_app_type] => utility [patent_app_number] => 17/645512 [patent_app_country] => US [patent_app_date] => 2021-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6868 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17645512 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/645512
Amplifier circuit Dec 21, 2021 Issued
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