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] => 9428519 [patent_doc_number] => 08704599 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-04-22 [patent_title] => 'Switching power supply circuit' [patent_app_type] => utility [patent_app_number] => 13/673913 [patent_app_country] => US [patent_app_date] => 2012-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5920 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 324 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13673913 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/673913
Switching power supply circuit Nov 8, 2012 Issued
Array ( [id] => 10455982 [patent_doc_number] => 20150340997 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-11-26 [patent_title] => 'CASCODE AMPLIFIER' [patent_app_type] => utility [patent_app_number] => 14/436633 [patent_app_country] => US [patent_app_date] => 2012-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2153 [patent_no_of_claims] => 4 [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] => 14436633 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/436633
CASCODE AMPLIFIER Nov 8, 2012 Abandoned
Array ( [id] => 9609198 [patent_doc_number] => 08786371 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-07-22 [patent_title] => 'Apparatus and methods for voltage converters' [patent_app_type] => utility [patent_app_number] => 13/671022 [patent_app_country] => US [patent_app_date] => 2012-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 11179 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13671022 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/671022
Apparatus and methods for voltage converters Nov 6, 2012 Issued
Array ( [id] => 8901862 [patent_doc_number] => 20130169365 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-07-04 [patent_title] => 'AUTOMATIC GAIN CONTROL FEEDBACK AMPLIFIER' [patent_app_type] => utility [patent_app_number] => 13/670016 [patent_app_country] => US [patent_app_date] => 2012-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4030 [patent_no_of_claims] => 10 [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] => 13670016 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/670016
Automatic gain control feedback amplifier Nov 5, 2012 Issued
Array ( [id] => 8812511 [patent_doc_number] => 20130113556 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-05-09 [patent_title] => 'VOLTAGE, CURRENT, AND SATURATION PREVENTION' [patent_app_type] => utility [patent_app_number] => 13/668641 [patent_app_country] => US [patent_app_date] => 2012-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 5108 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 2 [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] => 13668641 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/668641
Voltage, current, and saturation prevention Nov 4, 2012 Issued
Array ( [id] => 8803040 [patent_doc_number] => 08441317 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2013-05-14 [patent_title] => 'Tapered-impedance distributed switching power amplifier' [patent_app_type] => utility [patent_app_number] => 13/667642 [patent_app_country] => US [patent_app_date] => 2012-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 6911 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13667642 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/667642
Tapered-impedance distributed switching power amplifier Nov 1, 2012 Issued
Array ( [id] => 10951331 [patent_doc_number] => 20140354352 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-12-04 [patent_title] => 'SELF-OSCILLATING CLASS-D AMPLIFIER AND SELF-OSCILLATING FREQUENCY CONTROL METHOD FOR SELF-OSCILLATING CLASS-D AMPLIFIER' [patent_app_type] => utility [patent_app_number] => 14/356148 [patent_app_country] => US [patent_app_date] => 2012-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 11037 [patent_no_of_claims] => 10 [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] => 14356148 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/356148
Self-oscillating class-D amplifier and self-oscillating frequency control method for self-oscillating class-D amplifier Nov 1, 2012 Issued
Array ( [id] => 8695337 [patent_doc_number] => 20130057345 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-03-07 [patent_title] => 'Analog Circuit and Display Device and Electronic Device' [patent_app_type] => utility [patent_app_number] => 13/666090 [patent_app_country] => US [patent_app_date] => 2012-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 36 [patent_figures_cnt] => 36 [patent_no_of_words] => 13695 [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] => 13666090 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/666090
Analog circuit and display device and electronic device Oct 31, 2012 Issued
Array ( [id] => 9590310 [patent_doc_number] => 08779856 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-07-15 [patent_title] => 'Doherty amplifier circuit with phase-controlled load modulation' [patent_app_type] => utility [patent_app_number] => 13/665321 [patent_app_country] => US [patent_app_date] => 2012-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3806 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13665321 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/665321
Doherty amplifier circuit with phase-controlled load modulation Oct 30, 2012 Issued
Array ( [id] => 11208547 [patent_doc_number] => 09438182 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-09-06 [patent_title] => 'Digital class-D amplifier and digital signal processing method' [patent_app_type] => utility [patent_app_number] => 14/358182 [patent_app_country] => US [patent_app_date] => 2012-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2898 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14358182 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/358182
Digital class-D amplifier and digital signal processing method Oct 29, 2012 Issued
Array ( [id] => 9446862 [patent_doc_number] => 20140118031 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-05-01 [patent_title] => 'RF Pulse Edge Shaping' [patent_app_type] => utility [patent_app_number] => 13/663574 [patent_app_country] => US [patent_app_date] => 2012-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5148 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [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] => 13663574 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/663574
RF pulse edge shaping Oct 29, 2012 Issued
Array ( [id] => 8997214 [patent_doc_number] => 08521117 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2013-08-27 [patent_title] => 'System and method for digital interference cancellation' [patent_app_type] => utility [patent_app_number] => 13/662489 [patent_app_country] => US [patent_app_date] => 2012-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 8566 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 13662489 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/662489
System and method for digital interference cancellation Oct 27, 2012 Issued
Array ( [id] => 10570855 [patent_doc_number] => 09294041 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-03-22 [patent_title] => 'Average frequency control of switcher for envelope tracking' [patent_app_type] => utility [patent_app_number] => 13/661164 [patent_app_country] => US [patent_app_date] => 2012-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 14 [patent_no_of_words] => 13126 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13661164 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/661164
Average frequency control of switcher for envelope tracking Oct 25, 2012 Issued
Array ( [id] => 9869957 [patent_doc_number] => 08957733 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-02-17 [patent_title] => 'Systems and methods for performing multi-modal power amplification' [patent_app_type] => utility [patent_app_number] => 13/660755 [patent_app_country] => US [patent_app_date] => 2012-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 8984 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13660755 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/660755
Systems and methods for performing multi-modal power amplification Oct 24, 2012 Issued
Array ( [id] => 9433376 [patent_doc_number] => 20140111282 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-04-24 [patent_title] => 'DOHERTY POWER AMPLIFIER' [patent_app_type] => utility [patent_app_number] => 13/658354 [patent_app_country] => US [patent_app_date] => 2012-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1553 [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] => 13658354 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/658354
Doherty power amplifier Oct 22, 2012 Issued
Array ( [id] => 9704923 [patent_doc_number] => 08829997 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2014-09-09 [patent_title] => 'Monolithic integrated power regulation for power control and/or bias control' [patent_app_type] => utility [patent_app_number] => 13/658140 [patent_app_country] => US [patent_app_date] => 2012-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3408 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13658140 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/658140
Monolithic integrated power regulation for power control and/or bias control Oct 22, 2012 Issued
Array ( [id] => 11287172 [patent_doc_number] => 09503036 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-11-22 [patent_title] => 'Power amplifier having stack structure' [patent_app_type] => utility [patent_app_number] => 14/407965 [patent_app_country] => US [patent_app_date] => 2012-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 6267 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14407965 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/407965
Power amplifier having stack structure Oct 18, 2012 Issued
Array ( [id] => 9228101 [patent_doc_number] => 08633772 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-01-21 [patent_title] => 'Power conversion circuit and electronic device with power conversion circuit' [patent_app_type] => utility [patent_app_number] => 13/626906 [patent_app_country] => US [patent_app_date] => 2012-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1956 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 322 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13626906 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/626906
Power conversion circuit and electronic device with power conversion circuit Sep 25, 2012 Issued
Array ( [id] => 10845405 [patent_doc_number] => 08872589 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-10-28 [patent_title] => 'System and method for a programmable gain amplifier' [patent_app_type] => utility [patent_app_number] => 13/623583 [patent_app_country] => US [patent_app_date] => 2012-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 19 [patent_no_of_words] => 6072 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13623583 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/623583
System and method for a programmable gain amplifier Sep 19, 2012 Issued
Array ( [id] => 9255457 [patent_doc_number] => 08618880 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-12-31 [patent_title] => 'Power amplifier pre-distortion' [patent_app_type] => utility [patent_app_number] => 13/620463 [patent_app_country] => US [patent_app_date] => 2012-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 5489 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [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] => 13620463 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/620463
Power amplifier pre-distortion Sep 13, 2012 Issued
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