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] => 14844505 [patent_doc_number] => 20190280653 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-12 [patent_title] => LINEAR AMPLIFYING DEVICE, INPUT SIGNAL SUPPLYING METHOD, AND ORIGIN AVOIDING CIRCUIT USED THEREIN [patent_app_type] => utility [patent_app_number] => 16/304726 [patent_app_country] => US [patent_app_date] => 2017-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3046 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16304726 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/304726
Linear amplifying device, input signal supplying method, and origin avoiding circuit used therein May 28, 2017 Issued
Array ( [id] => 16820606 [patent_doc_number] => 11005452 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-11 [patent_title] => Impedance tuner and signal amplification device [patent_app_type] => utility [patent_app_number] => 16/609847 [patent_app_country] => US [patent_app_date] => 2017-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 4253 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16609847 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/609847
Impedance tuner and signal amplification device May 23, 2017 Issued
Array ( [id] => 12695074 [patent_doc_number] => 20180123524 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-03 [patent_title] => SINGLE-ENDED AMPLIFIER CIRCUIT WITH IMPROVED CHOPPER CONFIGURATION [patent_app_type] => utility [patent_app_number] => 15/603004 [patent_app_country] => US [patent_app_date] => 2017-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4349 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15603004 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/603004
Single-ended amplifier circuit with improved chopper configuration May 22, 2017 Issued
Array ( [id] => 13044361 [patent_doc_number] => 10044327 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-08-07 [patent_title] => Fast settling capacitive gain amplifier circuit [patent_app_type] => utility [patent_app_number] => 15/600484 [patent_app_country] => US [patent_app_date] => 2017-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 32 [patent_figures_cnt] => 32 [patent_no_of_words] => 28552 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 15600484 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/600484
Fast settling capacitive gain amplifier circuit May 18, 2017 Issued
Array ( [id] => 12479772 [patent_doc_number] => 09991851 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2018-06-05 [patent_title] => Multi-mode radio frequency (RF) power amplifier circuit [patent_app_type] => utility [patent_app_number] => 15/596836 [patent_app_country] => US [patent_app_date] => 2017-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 5647 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15596836 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/596836
Multi-mode radio frequency (RF) power amplifier circuit May 15, 2017 Issued
Array ( [id] => 14527189 [patent_doc_number] => 10340868 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-07-02 [patent_title] => Amplifier circuit including first input branch circuit, second input branch circuit, feedback capacitor, and operational amplifier and pulse-wave measuring device [patent_app_type] => utility [patent_app_number] => 15/594075 [patent_app_country] => US [patent_app_date] => 2017-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4585 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15594075 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/594075
Amplifier circuit including first input branch circuit, second input branch circuit, feedback capacitor, and operational amplifier and pulse-wave measuring device May 11, 2017 Issued
Array ( [id] => 11870115 [patent_doc_number] => 20170237400 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-08-17 [patent_title] => 'POWER AMPLIFIER' [patent_app_type] => utility [patent_app_number] => 15/585418 [patent_app_country] => US [patent_app_date] => 2017-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 4463 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15585418 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/585418
Power amplifier May 2, 2017 Issued
Array ( [id] => 12096071 [patent_doc_number] => 20170353163 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-12-07 [patent_title] => 'Methods and devices for predistortion of signals' [patent_app_type] => utility [patent_app_number] => 15/584076 [patent_app_country] => US [patent_app_date] => 2017-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 19136 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15584076 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/584076
Methods and devices for predistortion of signals May 1, 2017 Issued
Array ( [id] => 13132943 [patent_doc_number] => 10084417 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-09-25 [patent_title] => High and low voltage limited power amplification system [patent_app_type] => utility [patent_app_number] => 15/584341 [patent_app_country] => US [patent_app_date] => 2017-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5486 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15584341 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/584341
High and low voltage limited power amplification system May 1, 2017 Issued
Array ( [id] => 15377141 [patent_doc_number] => 10530303 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-01-07 [patent_title] => Multi-phase power converter system using multiple amplifier integrated circuits [patent_app_type] => utility [patent_app_number] => 15/582861 [patent_app_country] => US [patent_app_date] => 2017-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 18 [patent_no_of_words] => 6952 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15582861 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/582861
Multi-phase power converter system using multiple amplifier integrated circuits Apr 30, 2017 Issued
Array ( [id] => 11855515 [patent_doc_number] => 20170230007 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-08-10 [patent_title] => 'APPARATUS AND METHODS FOR REDUCING INDUCTOR RINGING OF A VOLTAGE CONVERTER' [patent_app_type] => utility [patent_app_number] => 15/581443 [patent_app_country] => US [patent_app_date] => 2017-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 11272 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15581443 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/581443
Apparatus and methods for reducing inductor ringing of a voltage converter Apr 27, 2017 Issued
Array ( [id] => 14352129 [patent_doc_number] => 20190158037 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-23 [patent_title] => HIGH-FREQUENCY AMPLIFIER UNIT AND HIGH-FREQUENCY POWER AMPLIFICATION APPARATUS [patent_app_type] => utility [patent_app_number] => 16/091723 [patent_app_country] => US [patent_app_date] => 2017-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4800 [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] => 16091723 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/091723
HIGH-FREQUENCY AMPLIFIER UNIT AND HIGH-FREQUENCY POWER AMPLIFICATION APPARATUS Apr 26, 2017 Abandoned
Array ( [id] => 11855528 [patent_doc_number] => 20170230020 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-08-10 [patent_title] => 'Class D Switching Amplifier and Method of Controlling a Loudspeaker' [patent_app_type] => utility [patent_app_number] => 15/497313 [patent_app_country] => US [patent_app_date] => 2017-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4964 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15497313 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/497313
Class D switching amplifier and method of controlling a loudspeaker Apr 25, 2017 Issued
Array ( [id] => 17396338 [patent_doc_number] => 11245363 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-08 [patent_title] => Efficiency, symmetrical Doherty power amplifier [patent_app_type] => utility [patent_app_number] => 16/607079 [patent_app_country] => US [patent_app_date] => 2017-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 8763 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16607079 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/607079
Efficiency, symmetrical Doherty power amplifier Apr 23, 2017 Issued
Array ( [id] => 16579434 [patent_doc_number] => 20210013835 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-14 [patent_title] => INVERTED DOHERTY POWER AMPLIFIER WITH LARGE RF AND INSTANTANEOUS BANDWIDTHS [patent_app_type] => utility [patent_app_number] => 16/607081 [patent_app_country] => US [patent_app_date] => 2017-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12215 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -62 [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] => 16607081 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/607081
Inverted Doherty power amplifier with large RF and instantaneous bandwidths Apr 23, 2017 Issued
Array ( [id] => 12006128 [patent_doc_number] => 20170310283 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-26 [patent_title] => 'Amplifier Control System' [patent_app_type] => utility [patent_app_number] => 15/493080 [patent_app_country] => US [patent_app_date] => 2017-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5475 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15493080 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/493080
Amplifier control system Apr 19, 2017 Issued
Array ( [id] => 14222621 [patent_doc_number] => 20190123695 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-04-25 [patent_title] => CIRCUITRY AND METHOD FOR GaN DEVICE [patent_app_type] => utility [patent_app_number] => 16/094338 [patent_app_country] => US [patent_app_date] => 2017-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7517 [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] => 16094338 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/094338
Circuitry and method for GaN device Apr 18, 2017 Issued
Array ( [id] => 12230303 [patent_doc_number] => 09917557 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2018-03-13 [patent_title] => 'Calibration for amplifier with configurable final output stage' [patent_app_type] => utility [patent_app_number] => 15/488979 [patent_app_country] => US [patent_app_date] => 2017-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 8854 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15488979 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/488979
Calibration for amplifier with configurable final output stage Apr 16, 2017 Issued
Array ( [id] => 12536382 [patent_doc_number] => 10008992 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2018-06-26 [patent_title] => Switching in amplifier with configurable final output stage [patent_app_type] => utility [patent_app_number] => 15/487555 [patent_app_country] => US [patent_app_date] => 2017-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 6856 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15487555 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/487555
Switching in amplifier with configurable final output stage Apr 13, 2017 Issued
Array ( [id] => 12006135 [patent_doc_number] => 20170310290 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-26 [patent_title] => 'AMPLIFIERS' [patent_app_type] => utility [patent_app_number] => 15/485384 [patent_app_country] => US [patent_app_date] => 2017-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5814 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15485384 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/485384
Amplifiers Apr 11, 2017 Issued
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