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] => 896634 [patent_doc_number] => 07342444 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-03-11 [patent_title] => 'Power amplifying apparatus using asymmetric power drive' [patent_app_type] => utility [patent_app_number] => 11/316815 [patent_app_country] => US [patent_app_date] => 2005-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 22 [patent_no_of_words] => 7362 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/342/07342444.pdf [firstpage_image] =>[orig_patent_app_number] => 11316815 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/316815
Power amplifying apparatus using asymmetric power drive Dec 26, 2005 Issued
Array ( [id] => 5653363 [patent_doc_number] => 20060139098 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-06-29 [patent_title] => 'Differential amplifier' [patent_app_type] => utility [patent_app_number] => 11/315190 [patent_app_country] => US [patent_app_date] => 2005-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 26 [patent_no_of_words] => 9320 [patent_no_of_claims] => 37 [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] => publications/A1/0139/20060139098.pdf [firstpage_image] =>[orig_patent_app_number] => 11315190 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/315190
Differential amplifier Dec 22, 2005 Issued
Array ( [id] => 5653355 [patent_doc_number] => 20060139090 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-06-29 [patent_title] => 'Signal amplification method and amplifier array' [patent_app_type] => utility [patent_app_number] => 11/315252 [patent_app_country] => US [patent_app_date] => 2005-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5712 [patent_no_of_claims] => 14 [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] => publications/A1/0139/20060139090.pdf [firstpage_image] =>[orig_patent_app_number] => 11315252 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/315252
Signal amplification method and amplifier array Dec 22, 2005 Issued
Array ( [id] => 5020107 [patent_doc_number] => 20070146073 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-06-28 [patent_title] => 'Differential circuit with offset control' [patent_app_type] => utility [patent_app_number] => 11/317225 [patent_app_country] => US [patent_app_date] => 2005-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3207 [patent_no_of_claims] => 17 [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] => publications/A1/0146/20070146073.pdf [firstpage_image] =>[orig_patent_app_number] => 11317225 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/317225
Differential circuit with offset control Dec 21, 2005 Issued
Array ( [id] => 5117407 [patent_doc_number] => 20070139121 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-06-21 [patent_title] => 'Amplifier symmetric supply regulation' [patent_app_type] => utility [patent_app_number] => 11/314563 [patent_app_country] => US [patent_app_date] => 2005-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 906 [patent_no_of_claims] => 4 [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] => publications/A1/0139/20070139121.pdf [firstpage_image] =>[orig_patent_app_number] => 11314563 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/314563
Amplifier symmetric supply regulation Dec 20, 2005 Abandoned
Array ( [id] => 5117389 [patent_doc_number] => 20070139103 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-06-21 [patent_title] => 'Quiet power up and power down of a digital audio amplifier' [patent_app_type] => utility [patent_app_number] => 11/314203 [patent_app_country] => US [patent_app_date] => 2005-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 7835 [patent_no_of_claims] => 25 [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] => publications/A1/0139/20070139103.pdf [firstpage_image] =>[orig_patent_app_number] => 11314203 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/314203
Quiet power up and power down of a digital audio amplifier Dec 19, 2005 Issued
Array ( [id] => 5869899 [patent_doc_number] => 20060164170 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-07-27 [patent_title] => 'Small signal amplifier with large signal output boost stage' [patent_app_type] => utility [patent_app_number] => 11/313545 [patent_app_country] => US [patent_app_date] => 2005-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3545 [patent_no_of_claims] => 20 [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] => publications/A1/0164/20060164170.pdf [firstpage_image] =>[orig_patent_app_number] => 11313545 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/313545
Small signal amplifier with large signal output boost stage Dec 19, 2005 Issued
Array ( [id] => 432849 [patent_doc_number] => 07265626 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-09-04 [patent_title] => 'Fast-setting digital automatic gain control' [patent_app_type] => utility [patent_app_number] => 11/312089 [patent_app_country] => US [patent_app_date] => 2005-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 4492 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/265/07265626.pdf [firstpage_image] =>[orig_patent_app_number] => 11312089 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/312089
Fast-setting digital automatic gain control Dec 19, 2005 Issued
Array ( [id] => 5692138 [patent_doc_number] => 20060152283 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-07-13 [patent_title] => 'Circuit and method for avoiding circuit performance degradation caused by time-variable thermal imbalances' [patent_app_type] => utility [patent_app_number] => 11/311735 [patent_app_country] => US [patent_app_date] => 2005-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 12431 [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] => publications/A1/0152/20060152283.pdf [firstpage_image] =>[orig_patent_app_number] => 11311735 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/311735
Circuit and method for avoiding circuit performance degradation caused by time-variable thermal imbalances Dec 18, 2005 Issued
Array ( [id] => 5646505 [patent_doc_number] => 20060132237 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-06-22 [patent_title] => 'Linear-in-dB variable gain amplifiers with an adaptive bias current' [patent_app_type] => utility [patent_app_number] => 11/311572 [patent_app_country] => US [patent_app_date] => 2005-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1627 [patent_no_of_claims] => 14 [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] => publications/A1/0132/20060132237.pdf [firstpage_image] =>[orig_patent_app_number] => 11311572 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/311572
Linear-in-dB variable gain amplifiers with an adaptive bias current Dec 18, 2005 Issued
Array ( [id] => 264343 [patent_doc_number] => 07570112 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-08-04 [patent_title] => 'Ultrasound imaging or other use variable input impedance preamplifier' [patent_app_type] => utility [patent_app_number] => 11/303852 [patent_app_country] => US [patent_app_date] => 2005-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 7460 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/570/07570112.pdf [firstpage_image] =>[orig_patent_app_number] => 11303852 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/303852
Ultrasound imaging or other use variable input impedance preamplifier Dec 14, 2005 Issued
Array ( [id] => 7604767 [patent_doc_number] => 07116164 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-10-03 [patent_title] => 'Variable-gain constant-bandwidth transimpedance amplifier' [patent_app_type] => utility [patent_app_number] => 11/294949 [patent_app_country] => US [patent_app_date] => 2005-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 23 [patent_no_of_words] => 3689 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/116/07116164.pdf [firstpage_image] =>[orig_patent_app_number] => 11294949 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/294949
Variable-gain constant-bandwidth transimpedance amplifier Dec 5, 2005 Issued
Array ( [id] => 5197176 [patent_doc_number] => 20070296494 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-12-27 [patent_title] => 'Predistorter' [patent_app_type] => utility [patent_app_number] => 11/667336 [patent_app_country] => US [patent_app_date] => 2005-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 9297 [patent_no_of_claims] => 3 [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] => publications/A1/0296/20070296494.pdf [firstpage_image] =>[orig_patent_app_number] => 11667336 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/667336
Predistorter Dec 4, 2005 Issued
Array ( [id] => 5635436 [patent_doc_number] => 20060066409 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-03-30 [patent_title] => 'Integrated direct drive inductor means enabled headphone amplifier' [patent_app_type] => utility [patent_app_number] => 11/282438 [patent_app_country] => US [patent_app_date] => 2005-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3123 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0066/20060066409.pdf [firstpage_image] =>[orig_patent_app_number] => 11282438 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/282438
Integrated direct drive inductor means enabled headphone amplifier Nov 16, 2005 Issued
Array ( [id] => 319291 [patent_doc_number] => 07522004 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-04-21 [patent_title] => 'High-frequency electronic switch, and burst wave generating device using the same and short range radar using the same' [patent_app_type] => utility [patent_app_number] => 10/588910 [patent_app_country] => US [patent_app_date] => 2005-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 16378 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/522/07522004.pdf [firstpage_image] =>[orig_patent_app_number] => 10588910 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/588910
High-frequency electronic switch, and burst wave generating device using the same and short range radar using the same Nov 13, 2005 Issued
Array ( [id] => 5824238 [patent_doc_number] => 20060061420 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-03-23 [patent_title] => 'Bias current cancellation for differential amplifiers' [patent_app_type] => utility [patent_app_number] => 11/272349 [patent_app_country] => US [patent_app_date] => 2005-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 2531 [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] => publications/A1/0061/20060061420.pdf [firstpage_image] =>[orig_patent_app_number] => 11272349 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/272349
Bias current cancellation for differential amplifiers Nov 9, 2005 Issued
Array ( [id] => 286107 [patent_doc_number] => 07551036 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-06-23 [patent_title] => 'Power amplifier for amplifying high-frequency (H.F.) signals' [patent_app_type] => utility [patent_app_number] => 11/719893 [patent_app_country] => US [patent_app_date] => 2005-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6859 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/551/07551036.pdf [firstpage_image] =>[orig_patent_app_number] => 11719893 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/719893
Power amplifier for amplifying high-frequency (H.F.) signals Nov 9, 2005 Issued
Array ( [id] => 5746125 [patent_doc_number] => 20060109055 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-05-25 [patent_title] => 'Low noise op amp' [patent_app_type] => utility [patent_app_number] => 11/267330 [patent_app_country] => US [patent_app_date] => 2005-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 6929 [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] => publications/A1/0109/20060109055.pdf [firstpage_image] =>[orig_patent_app_number] => 11267330 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/267330
Low noise op amp Nov 6, 2005 Issued
Array ( [id] => 5863655 [patent_doc_number] => 20060097785 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-05-11 [patent_title] => 'BTL amplifier' [patent_app_type] => utility [patent_app_number] => 11/267256 [patent_app_country] => US [patent_app_date] => 2005-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4940 [patent_no_of_claims] => 5 [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] => publications/A1/0097/20060097785.pdf [firstpage_image] =>[orig_patent_app_number] => 11267256 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/267256
BTL amplifier Nov 6, 2005 Issued
Array ( [id] => 926054 [patent_doc_number] => 07317352 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-01-08 [patent_title] => 'Power amplifier' [patent_app_type] => utility [patent_app_number] => 11/268765 [patent_app_country] => US [patent_app_date] => 2005-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3627 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/317/07317352.pdf [firstpage_image] =>[orig_patent_app_number] => 11268765 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/268765
Power amplifier Nov 6, 2005 Issued
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