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] => 8009099 [patent_doc_number] => 08085960 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-12-27 [patent_title] => 'Filter bank system for hearing aids' [patent_app_type] => utility [patent_app_number] => 12/467579 [patent_app_country] => US [patent_app_date] => 2009-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3592 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/085/08085960.pdf [firstpage_image] =>[orig_patent_app_number] => 12467579 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/467579
Filter bank system for hearing aids May 17, 2009 Issued
Array ( [id] => 6562926 [patent_doc_number] => 20100289584 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-11-18 [patent_title] => 'TRANSIMPEDANCE AMPLIFIER WITH DISTRIBUTED CONTROL OF FEEDBACK LINE' [patent_app_type] => utility [patent_app_number] => 12/454326 [patent_app_country] => US [patent_app_date] => 2009-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 8548 [patent_no_of_claims] => 17 [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/A1/0289/20100289584.pdf [firstpage_image] =>[orig_patent_app_number] => 12454326 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/454326
Transimpedance amplifier with distributed control of feedback line May 15, 2009 Issued
Array ( [id] => 5300828 [patent_doc_number] => 20090295480 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-03 [patent_title] => 'AMPLIFIER CIRCUIT' [patent_app_type] => utility [patent_app_number] => 12/465974 [patent_app_country] => US [patent_app_date] => 2009-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 34 [patent_figures_cnt] => 34 [patent_no_of_words] => 24329 [patent_no_of_claims] => 31 [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/A1/0295/20090295480.pdf [firstpage_image] =>[orig_patent_app_number] => 12465974 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/465974
Amplifier circuit May 13, 2009 Issued
Array ( [id] => 6248274 [patent_doc_number] => 20100026385 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-02-04 [patent_title] => 'METHOD FOR CALIBRATING A POWER AMPLIFIER AND DEVICE USING THE SAME' [patent_app_type] => utility [patent_app_number] => 12/465623 [patent_app_country] => US [patent_app_date] => 2009-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1959 [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/A1/0026/20100026385.pdf [firstpage_image] =>[orig_patent_app_number] => 12465623 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/465623
Method for calibrating a power amplifier and device using the same May 12, 2009 Issued
Array ( [id] => 5550326 [patent_doc_number] => 20090284312 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-11-19 [patent_title] => 'TEST CIRCUIT FOR PROGRAMMABLE GAIN AMPLIFIER' [patent_app_type] => utility [patent_app_number] => 12/464846 [patent_app_country] => US [patent_app_date] => 2009-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2613 [patent_no_of_claims] => 12 [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/A1/0284/20090284312.pdf [firstpage_image] =>[orig_patent_app_number] => 12464846 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/464846
Test circuit for programmable gain amplifier May 11, 2009 Issued
Array ( [id] => 5488632 [patent_doc_number] => 20090289703 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-11-26 [patent_title] => 'OFFSET CANCELLATION CIRCUIT AND DISPLAY DEVICE' [patent_app_type] => utility [patent_app_number] => 12/435880 [patent_app_country] => US [patent_app_date] => 2009-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 16977 [patent_no_of_claims] => 19 [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/A1/0289/20090289703.pdf [firstpage_image] =>[orig_patent_app_number] => 12435880 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/435880
Offset cancellation circuit and display device May 4, 2009 Issued
Array ( [id] => 7547255 [patent_doc_number] => 08055235 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2011-11-08 [patent_title] => 'System and method for digital interference cancellation' [patent_app_type] => utility [patent_app_number] => 12/434590 [patent_app_country] => US [patent_app_date] => 2009-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 8506 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/055/08055235.pdf [firstpage_image] =>[orig_patent_app_number] => 12434590 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/434590
System and method for digital interference cancellation Apr 30, 2009 Issued
Array ( [id] => 8307822 [patent_doc_number] => 08229369 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-07-24 [patent_title] => 'Mitigating interference in a communication network' [patent_app_type] => utility [patent_app_number] => 12/434368 [patent_app_country] => US [patent_app_date] => 2009-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 13186 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 12434368 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/434368
Mitigating interference in a communication network Apr 30, 2009 Issued
Array ( [id] => 5389616 [patent_doc_number] => 20090206928 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-08-20 [patent_title] => 'Enhanced doherty amplifier with asymmetrical semiconductors' [patent_app_type] => utility [patent_app_number] => 12/431321 [patent_app_country] => US [patent_app_date] => 2009-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 6670 [patent_no_of_claims] => 21 [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] => publications/A1/0206/20090206928.pdf [firstpage_image] =>[orig_patent_app_number] => 12431321 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/431321
Enhanced doherty amplifier with asymmetrical semiconductors Apr 27, 2009 Issued
Array ( [id] => 4560645 [patent_doc_number] => 07821339 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2010-10-26 [patent_title] => 'Composite differential RF power amplifier layout' [patent_app_type] => utility [patent_app_number] => 12/430654 [patent_app_country] => US [patent_app_date] => 2009-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6756 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/821/07821339.pdf [firstpage_image] =>[orig_patent_app_number] => 12430654 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/430654
Composite differential RF power amplifier layout Apr 26, 2009 Issued
Array ( [id] => 5556115 [patent_doc_number] => 20090267692 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-29 [patent_title] => 'DIGITALLY VARIABLE GAIN AMPLIFIER USING MULTIPLEXED GAIN BLOCKS' [patent_app_type] => utility [patent_app_number] => 12/429984 [patent_app_country] => US [patent_app_date] => 2009-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 10287 [patent_no_of_claims] => 20 [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/A1/0267/20090267692.pdf [firstpage_image] =>[orig_patent_app_number] => 12429984 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/429984
Digitally variable gain amplifier using multiplexed gain blocks Apr 23, 2009 Issued
Array ( [id] => 5314002 [patent_doc_number] => 20090278600 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-11-12 [patent_title] => 'ELECTRONIC CIRCUIT AND ELECTRONIC DEVICE' [patent_app_type] => utility [patent_app_number] => 12/428219 [patent_app_country] => US [patent_app_date] => 2009-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 9950 [patent_no_of_claims] => 13 [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/A1/0278/20090278600.pdf [firstpage_image] =>[orig_patent_app_number] => 12428219 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/428219
Electronic circuit and electronic device Apr 21, 2009 Issued
Array ( [id] => 5488642 [patent_doc_number] => 20090289713 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-11-26 [patent_title] => 'Differential amplifier circuit having offset adjustment circuit' [patent_app_type] => utility [patent_app_number] => 12/385881 [patent_app_country] => US [patent_app_date] => 2009-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1975 [patent_no_of_claims] => 4 [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/A1/0289/20090289713.pdf [firstpage_image] =>[orig_patent_app_number] => 12385881 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/385881
Differential amplifier circuit having offset adjustment circuit Apr 21, 2009 Issued
Array ( [id] => 5556114 [patent_doc_number] => 20090267691 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-29 [patent_title] => 'AMPLIFIER CIRCUIT' [patent_app_type] => utility [patent_app_number] => 12/427944 [patent_app_country] => US [patent_app_date] => 2009-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 2453 [patent_no_of_claims] => 9 [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/A1/0267/20090267691.pdf [firstpage_image] =>[orig_patent_app_number] => 12427944 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/427944
Amplifier circuit Apr 21, 2009 Issued
Array ( [id] => 6552617 [patent_doc_number] => 20100272081 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-10-28 [patent_title] => 'COMMUNICATION METHODS AND APPARATUS' [patent_app_type] => utility [patent_app_number] => 12/427890 [patent_app_country] => US [patent_app_date] => 2009-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 24 [patent_no_of_words] => 19485 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0272/20100272081.pdf [firstpage_image] =>[orig_patent_app_number] => 12427890 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/427890
Communication methods and apparatus Apr 21, 2009 Issued
Array ( [id] => 8969476 [patent_doc_number] => 08508295 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-08-13 [patent_title] => 'Amplifier' [patent_app_type] => utility [patent_app_number] => 12/922781 [patent_app_country] => US [patent_app_date] => 2009-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2693 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12922781 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/922781
Amplifier Apr 21, 2009 Issued
Array ( [id] => 8422515 [patent_doc_number] => 08279003 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-10-02 [patent_title] => 'Differential RF amplifier' [patent_app_type] => utility [patent_app_number] => 12/988094 [patent_app_country] => US [patent_app_date] => 2009-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 4183 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12988094 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/988094
Differential RF amplifier Apr 16, 2009 Issued
Array ( [id] => 54520 [patent_doc_number] => 07772922 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2010-08-10 [patent_title] => 'Method and system for testing data signal amplifier having output signal power dependent upon multiple power control parameters' [patent_app_type] => utility [patent_app_number] => 12/425058 [patent_app_country] => US [patent_app_date] => 2009-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3323 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/772/07772922.pdf [firstpage_image] =>[orig_patent_app_number] => 12425058 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/425058
Method and system for testing data signal amplifier having output signal power dependent upon multiple power control parameters Apr 15, 2009 Issued
Array ( [id] => 8246496 [patent_doc_number] => 08204434 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-06-19 [patent_title] => 'Data transmission system for transmitting data via relay having multiple antennas' [patent_app_type] => utility [patent_app_number] => 12/425179 [patent_app_country] => US [patent_app_date] => 2009-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 7270 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/204/08204434.pdf [firstpage_image] =>[orig_patent_app_number] => 12425179 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/425179
Data transmission system for transmitting data via relay having multiple antennas Apr 15, 2009 Issued
Array ( [id] => 8009067 [patent_doc_number] => 08085944 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-12-27 [patent_title] => 'Device and method for active noise cancellation in an exhaust gas channel of a combustion engine' [patent_app_type] => utility [patent_app_number] => 12/423514 [patent_app_country] => US [patent_app_date] => 2009-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1988 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/085/08085944.pdf [firstpage_image] =>[orig_patent_app_number] => 12423514 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/423514
Device and method for active noise cancellation in an exhaust gas channel of a combustion engine Apr 13, 2009 Issued
Menu