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] => 18640109 [patent_doc_number] => 11764741 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-09-19 [patent_title] => Determination of gain of pulse width modulation amplifier system [patent_app_type] => utility [patent_app_number] => 17/720936 [patent_app_country] => US [patent_app_date] => 2022-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6217 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17720936 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/720936
Determination of gain of pulse width modulation amplifier system Apr 13, 2022 Issued
Array ( [id] => 18183000 [patent_doc_number] => 20230043730 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-09 [patent_title] => Charge-steering amplifier circuit and control method thereof [patent_app_type] => utility [patent_app_number] => 17/720786 [patent_app_country] => US [patent_app_date] => 2022-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4115 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 17720786 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/720786
Charge-steering amplifier circuit and control method thereof Apr 13, 2022 Issued
Array ( [id] => 17950179 [patent_doc_number] => 20220337198 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => AMPLIFIER CIRCUIT, CORRESPONDING DEVICE AND METHOD [patent_app_type] => utility [patent_app_number] => 17/720502 [patent_app_country] => US [patent_app_date] => 2022-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8350 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17720502 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/720502
Amplifier circuit, corresponding device and method Apr 13, 2022 Issued
Array ( [id] => 18713496 [patent_doc_number] => 20230336132 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => CALIBRATION OF PULSE WIDTH MODULATION AMPLIFIER SYSTEM [patent_app_type] => utility [patent_app_number] => 17/720869 [patent_app_country] => US [patent_app_date] => 2022-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6217 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -32 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17720869 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/720869
Calibration of pulse width modulation amplifier system Apr 13, 2022 Issued
Array ( [id] => 18968075 [patent_doc_number] => 11901866 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-13 [patent_title] => Charge-steering amplifier-based amplifier circuit [patent_app_type] => utility [patent_app_number] => 17/717178 [patent_app_country] => US [patent_app_date] => 2022-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4720 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17717178 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/717178
Charge-steering amplifier-based amplifier circuit Apr 10, 2022 Issued
Array ( [id] => 18680873 [patent_doc_number] => 20230318536 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => LOW POWER VB CLASS AB AMPLIFIER WITH LOCAL COMMON MODE FEEDBACK [patent_app_type] => utility [patent_app_number] => 17/711183 [patent_app_country] => US [patent_app_date] => 2022-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5579 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 17711183 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/711183
Low power VB class AB amplifier with local common mode feedback Mar 31, 2022 Issued
Array ( [id] => 17918671 [patent_doc_number] => 20220321067 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => LOW NOISE AMPLIFIER INCORPORATING SUTARDJA TRANSFORMER [patent_app_type] => utility [patent_app_number] => 17/711935 [patent_app_country] => US [patent_app_date] => 2022-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7853 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17711935 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/711935
Low noise amplifier incorporating Sutardja transformer Mar 31, 2022 Issued
Array ( [id] => 19705636 [patent_doc_number] => 12199686 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-14 [patent_title] => Fast, low-power receive signal strength indicator (RSSI) circuit and method therefor [patent_app_type] => utility [patent_app_number] => 17/657540 [patent_app_country] => US [patent_app_date] => 2022-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 4236 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17657540 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/657540
Fast, low-power receive signal strength indicator (RSSI) circuit and method therefor Mar 30, 2022 Issued
Array ( [id] => 18828064 [patent_doc_number] => 11843357 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-12 [patent_title] => Output clamp and current limiter for amplifier [patent_app_type] => utility [patent_app_number] => 17/703153 [patent_app_country] => US [patent_app_date] => 2022-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6758 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17703153 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/703153
Output clamp and current limiter for amplifier Mar 23, 2022 Issued
Array ( [id] => 17724110 [patent_doc_number] => 20220216832 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-07 [patent_title] => Generation And Synchronization Of Pulse-Width Modulated (PWM) Waveforms For Radio-Frequency (RF) Applications [patent_app_type] => utility [patent_app_number] => 17/703230 [patent_app_country] => US [patent_app_date] => 2022-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 29223 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17703230 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/703230
Generation and synchronization of pulse-width modulated (PWM) waveforms for radio-frequency (RF) applications Mar 23, 2022 Issued
Array ( [id] => 18662040 [patent_doc_number] => 20230308057 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => HIGH-SPEED CURRENT-FEEDBACK AMPLIFIER WITH DISTORTION CANCELLATION [patent_app_type] => utility [patent_app_number] => 17/702631 [patent_app_country] => US [patent_app_date] => 2022-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5487 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17702631 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/702631
High-speed current-feedback amplifier with distortion cancellation Mar 22, 2022 Issued
Array ( [id] => 18736062 [patent_doc_number] => 11804809 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-31 [patent_title] => Audio amplifier [patent_app_type] => utility [patent_app_number] => 17/698640 [patent_app_country] => US [patent_app_date] => 2022-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2964 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [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] => 17698640 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/698640
Audio amplifier Mar 17, 2022 Issued
Array ( [id] => 19055662 [patent_doc_number] => 20240097631 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => PRECISION OPERATIONAL AMPLIFIER WITH A FLOATING INPUT STAGE [patent_app_type] => utility [patent_app_number] => 18/262626 [patent_app_country] => US [patent_app_date] => 2022-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9573 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18262626 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/262626
PRECISION OPERATIONAL AMPLIFIER WITH A FLOATING INPUT STAGE Mar 13, 2022 Pending
Array ( [id] => 18009530 [patent_doc_number] => 20220368297 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-17 [patent_title] => OPERATIONAL AMPLIFIER CIRCUIT AND OPERATIONAL AMPLIFIER COMPENSATION CIRCUIT FOR AMPLIFYING INPUT SIGNAL AT HIGH SLEW RATE [patent_app_type] => utility [patent_app_number] => 17/691428 [patent_app_country] => US [patent_app_date] => 2022-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10843 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17691428 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/691428
Operational amplifier circuit and operational amplifier compensation circuit for amplifying input signal at high slew rate Mar 9, 2022 Issued
Array ( [id] => 19766409 [patent_doc_number] => 12224717 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-11 [patent_title] => Distributed bias circuit for wideband amplifiers [patent_app_type] => utility [patent_app_number] => 17/689469 [patent_app_country] => US [patent_app_date] => 2022-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 14 [patent_no_of_words] => 6620 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 17689469 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/689469
Distributed bias circuit for wideband amplifiers Mar 7, 2022 Issued
Array ( [id] => 18616511 [patent_doc_number] => 20230283250 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => COMMON MODE TRANSIENT SUPPRESSION [patent_app_type] => utility [patent_app_number] => 17/653487 [patent_app_country] => US [patent_app_date] => 2022-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3688 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17653487 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/653487
Common mode transient suppression Mar 3, 2022 Issued
Array ( [id] => 18891618 [patent_doc_number] => 11870400 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-09 [patent_title] => Class-D amplifying system and class-D amplifier circuit [patent_app_type] => utility [patent_app_number] => 17/676594 [patent_app_country] => US [patent_app_date] => 2022-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 9142 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 325 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17676594 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/676594
Class-D amplifying system and class-D amplifier circuit Feb 20, 2022 Issued
Array ( [id] => 18571283 [patent_doc_number] => 20230261620 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => Switching Amplifier with Adaptive Supply-Voltage Scaling [patent_app_type] => utility [patent_app_number] => 17/673822 [patent_app_country] => US [patent_app_date] => 2022-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2307 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 17673822 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/673822
Switching amplifier with adaptive supply-voltage scaling Feb 16, 2022 Issued
Array ( [id] => 18182999 [patent_doc_number] => 20230043729 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-09 [patent_title] => AMPLIFIER CIRCUIT AND CIRCUIT SYSTEM USING THE SAME [patent_app_type] => utility [patent_app_number] => 17/674144 [patent_app_country] => US [patent_app_date] => 2022-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3751 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17674144 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/674144
Amplifier circuit and circuit system using the same Feb 16, 2022 Issued
Array ( [id] => 18919532 [patent_doc_number] => 11881828 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-23 [patent_title] => Tunable effective inductance for multi-gain LNA with inductive source degeneration [patent_app_type] => utility [patent_app_number] => 17/671374 [patent_app_country] => US [patent_app_date] => 2022-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 8075 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17671374 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/671374
Tunable effective inductance for multi-gain LNA with inductive source degeneration Feb 13, 2022 Issued
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