Search

Henry Choe

Examiner (ID: 9269, Phone: (571)272-1760 , Office: P/2842 )

Most Active Art Unit
2817
Art Unit(s)
2843, 2817, 2842
Total Applications
3679
Issued Applications
3391
Pending Applications
196
Abandoned Applications
146

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 13436589 [patent_doc_number] => 20180269837 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-09-20 [patent_title] => Synchronized multiple channel lock-in amplifier [patent_app_type] => utility [patent_app_number] => 15/918115 [patent_app_country] => US [patent_app_date] => 2018-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5761 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15918115 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/918115
Synchronized multiple channel lock-in amplifier Mar 11, 2018 Issued
Array ( [id] => 13421245 [patent_doc_number] => 20180262165 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-09-13 [patent_title] => POWER AMPLIFIER MODULE [patent_app_type] => utility [patent_app_number] => 15/918414 [patent_app_country] => US [patent_app_date] => 2018-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9718 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15918414 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/918414
Power amplifier module Mar 11, 2018 Issued
Array ( [id] => 14302109 [patent_doc_number] => 10291192 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-05-14 [patent_title] => Programmable buffering, bandwidth extension and pre-emphasis of a track-and-hold circuit using series inductance [patent_app_type] => utility [patent_app_number] => 15/916887 [patent_app_country] => US [patent_app_date] => 2018-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 19 [patent_no_of_words] => 9968 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15916887 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/916887
Programmable buffering, bandwidth extension and pre-emphasis of a track-and-hold circuit using series inductance Mar 8, 2018 Issued
Array ( [id] => 13486467 [patent_doc_number] => 20180294776 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-11 [patent_title] => APPARATUS AND METHODS FOR REDUCING INDUCTOR RINGING OF A VOLTAGE CONVERTER [patent_app_type] => utility [patent_app_number] => 15/915936 [patent_app_country] => US [patent_app_date] => 2018-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10830 [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] => 15915936 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/915936
Apparatus and methods for reducing inductor ringing of a voltage converter Mar 7, 2018 Issued
Array ( [id] => 16545901 [patent_doc_number] => 20200412316 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-31 [patent_title] => LOW-VOLTAGE HIGH-SPEED PROGRAMMABLE EQUALIZATION CIRCUIT [patent_app_type] => utility [patent_app_number] => 16/969987 [patent_app_country] => US [patent_app_date] => 2018-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4266 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 312 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16969987 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/969987
LOW-VOLTAGE HIGH-SPEED PROGRAMMABLE EQUALIZATION CIRCUIT Mar 6, 2018 Abandoned
Array ( [id] => 16234610 [patent_doc_number] => 10742179 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-08-11 [patent_title] => Power amplifier [patent_app_type] => utility [patent_app_number] => 15/909539 [patent_app_country] => US [patent_app_date] => 2018-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4472 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 15909539 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/909539
Power amplifier Feb 28, 2018 Issued
Array ( [id] => 17819090 [patent_doc_number] => 11424718 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-23 [patent_title] => Envelope tracking supply modulator for power amplifier [patent_app_type] => utility [patent_app_number] => 16/977143 [patent_app_country] => US [patent_app_date] => 2018-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 7486 [patent_no_of_claims] => 14 [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] => 16977143 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/977143
Envelope tracking supply modulator for power amplifier Feb 28, 2018 Issued
Array ( [id] => 13668803 [patent_doc_number] => 10164589 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-12-25 [patent_title] => Power amplifier circuit [patent_app_type] => utility [patent_app_number] => 15/899734 [patent_app_country] => US [patent_app_date] => 2018-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 6946 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 291 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15899734 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/899734
Power amplifier circuit Feb 19, 2018 Issued
Array ( [id] => 16692901 [patent_doc_number] => 20210075380 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-11 [patent_title] => HIGH POWER AMPLIFIER CIRCUIT WITH PROTECTIVE FEEDBACK CIRCUIT [patent_app_type] => utility [patent_app_number] => 16/486544 [patent_app_country] => US [patent_app_date] => 2018-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5084 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 16486544 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/486544
High power amplifier circuit with protective feedback circuit Feb 18, 2018 Issued
Array ( [id] => 13284289 [patent_doc_number] => 10153739 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-12-11 [patent_title] => Power amplification division circuit and multi-stage type power amplification division circuit [patent_app_type] => utility [patent_app_number] => 15/890917 [patent_app_country] => US [patent_app_date] => 2018-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 20 [patent_no_of_words] => 16279 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 257 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15890917 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/890917
Power amplification division circuit and multi-stage type power amplification division circuit Feb 6, 2018 Issued
Array ( [id] => 16632165 [patent_doc_number] => 20210050819 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-18 [patent_title] => H-BRIDGE POWER AMPLIFIER ARRANGEMENT [patent_app_type] => utility [patent_app_number] => 16/967210 [patent_app_country] => US [patent_app_date] => 2018-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5646 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 415 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16967210 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/967210
H-bridge power amplifier arrangement Feb 4, 2018 Issued
Array ( [id] => 17122634 [patent_doc_number] => 11133783 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-28 [patent_title] => Power amplifier and impedance adjustment circuit [patent_app_type] => utility [patent_app_number] => 16/483171 [patent_app_country] => US [patent_app_date] => 2018-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 10139 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 260 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16483171 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/483171
Power amplifier and impedance adjustment circuit Feb 1, 2018 Issued
Array ( [id] => 16441086 [patent_doc_number] => 20200358413 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-12 [patent_title] => SIGNAL AMPLIFIER WITH CALIBRATED REFERENCE [patent_app_type] => utility [patent_app_number] => 16/763694 [patent_app_country] => US [patent_app_date] => 2018-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5449 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16763694 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/763694
Signal amplifier with calibrated reference Jan 29, 2018 Issued
Array ( [id] => 13820453 [patent_doc_number] => 10187013 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-01-22 [patent_title] => Stacked PA power control [patent_app_type] => utility [patent_app_number] => 15/882933 [patent_app_country] => US [patent_app_date] => 2018-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 7874 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15882933 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/882933
Stacked PA power control Jan 28, 2018 Issued
Array ( [id] => 13406405 [patent_doc_number] => 20180254745 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-09-06 [patent_title] => Stacked Power Amplifier Power Control [patent_app_type] => utility [patent_app_number] => 15/879273 [patent_app_country] => US [patent_app_date] => 2018-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11649 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 15879273 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/879273
Stacked power amplifier power control Jan 23, 2018 Issued
Array ( [id] => 16632177 [patent_doc_number] => 20210050831 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-18 [patent_title] => AMPLIFIER [patent_app_type] => utility [patent_app_number] => 16/759296 [patent_app_country] => US [patent_app_date] => 2018-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6442 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16759296 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/759296
Amplifier Jan 21, 2018 Issued
Array ( [id] => 16509880 [patent_doc_number] => 20200389136 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-10 [patent_title] => Power Amplifier Arrangement [patent_app_type] => utility [patent_app_number] => 16/959730 [patent_app_country] => US [patent_app_date] => 2018-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3183 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 16959730 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/959730
Power amplifier arrangement Jan 16, 2018 Issued
Array ( [id] => 14477629 [patent_doc_number] => 20190190466 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-20 [patent_title] => WIDEBAND TRANSIMPEDANCE AMPLIFIER CIRCUIT [patent_app_type] => utility [patent_app_number] => 15/872911 [patent_app_country] => US [patent_app_date] => 2018-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2680 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 15872911 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/872911
Wideband transimpedance amplifier circuit Jan 15, 2018 Issued
Array ( [id] => 12741103 [patent_doc_number] => 20180138868 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-17 [patent_title] => METHOD AND SYSTEM FOR LINEARIZING AN AMPLIFIER USING TRANSISTOR-LEVEL DYNAMIC FEEDBACK [patent_app_type] => utility [patent_app_number] => 15/871808 [patent_app_country] => US [patent_app_date] => 2018-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4966 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15871808 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/871808
METHOD AND SYSTEM FOR LINEARIZING AN AMPLIFIER USING TRANSISTOR-LEVEL DYNAMIC FEEDBACK Jan 14, 2018 Abandoned
Array ( [id] => 15704801 [patent_doc_number] => 10608592 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-03-31 [patent_title] => Linear amplifier having higher efficiency for envelope tracking modulator [patent_app_type] => utility [patent_app_number] => 15/871045 [patent_app_country] => US [patent_app_date] => 2018-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3614 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 15871045 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/871045
Linear amplifier having higher efficiency for envelope tracking modulator Jan 13, 2018 Issued
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