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] => 896660 [patent_doc_number] => 07342457 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-03-11 [patent_title] => 'Cross-differential amplifier' [patent_app_type] => utility [patent_app_number] => 11/638639 [patent_app_country] => US [patent_app_date] => 2006-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 4565 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/342/07342457.pdf [firstpage_image] =>[orig_patent_app_number] => 11638639 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/638639
Cross-differential amplifier Dec 11, 2006 Issued
Array ( [id] => 849669 [patent_doc_number] => 07382188 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-06-03 [patent_title] => 'Circuit for reducing distortion of class D amplifier' [patent_app_type] => utility [patent_app_number] => 11/608848 [patent_app_country] => US [patent_app_date] => 2006-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1652 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/382/07382188.pdf [firstpage_image] =>[orig_patent_app_number] => 11608848 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/608848
Circuit for reducing distortion of class D amplifier Dec 10, 2006 Issued
Array ( [id] => 327219 [patent_doc_number] => 07514995 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-04-07 [patent_title] => 'Standby and concurring system of a power amplifier and method for power amplifying' [patent_app_type] => utility [patent_app_number] => 11/608484 [patent_app_country] => US [patent_app_date] => 2006-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 7146 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 236 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/514/07514995.pdf [firstpage_image] =>[orig_patent_app_number] => 11608484 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/608484
Standby and concurring system of a power amplifier and method for power amplifying Dec 7, 2006 Issued
Array ( [id] => 4783184 [patent_doc_number] => 20080136513 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-06-12 [patent_title] => 'Power-efficient automatic gain control' [patent_app_type] => utility [patent_app_number] => 11/634659 [patent_app_country] => US [patent_app_date] => 2006-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1692 [patent_no_of_claims] => 13 [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/A1/0136/20080136513.pdf [firstpage_image] =>[orig_patent_app_number] => 11634659 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/634659
Power-efficient automatic gain control Dec 5, 2006 Issued
Array ( [id] => 6606110 [patent_doc_number] => 20100033241 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-02-11 [patent_title] => 'HIGH FREQUENCY AMPLIFIER' [patent_app_type] => utility [patent_app_number] => 12/514159 [patent_app_country] => US [patent_app_date] => 2006-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 20773 [patent_no_of_claims] => 9 [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/A1/0033/20100033241.pdf [firstpage_image] =>[orig_patent_app_number] => 12514159 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/514159
High frequency amplifier Nov 29, 2006 Issued
Array ( [id] => 4686097 [patent_doc_number] => 20080030278 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-02-07 [patent_title] => 'Distributed amplifier having a variable terminal resistance' [patent_app_type] => utility [patent_app_number] => 11/603222 [patent_app_country] => US [patent_app_date] => 2006-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3051 [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] => publications/A1/0030/20080030278.pdf [firstpage_image] =>[orig_patent_app_number] => 11603222 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/603222
Distributed amplifier having a variable terminal resistance Nov 21, 2006 Issued
Array ( [id] => 814190 [patent_doc_number] => 07414467 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-08-19 [patent_title] => 'Circuit configuration having a feedback, fully-differential operational amplifier' [patent_app_type] => utility [patent_app_number] => 11/599772 [patent_app_country] => US [patent_app_date] => 2006-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3969 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/414/07414467.pdf [firstpage_image] =>[orig_patent_app_number] => 11599772 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/599772
Circuit configuration having a feedback, fully-differential operational amplifier Nov 14, 2006 Issued
Array ( [id] => 436401 [patent_doc_number] => 07262659 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-08-28 [patent_title] => 'Adaptable voltage control for a variable gain amplifier' [patent_app_type] => utility [patent_app_number] => 11/559195 [patent_app_country] => US [patent_app_date] => 2006-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 5687 [patent_no_of_claims] => 30 [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] => patents/07/262/07262659.pdf [firstpage_image] =>[orig_patent_app_number] => 11559195 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/559195
Adaptable voltage control for a variable gain amplifier Nov 12, 2006 Issued
Array ( [id] => 5077382 [patent_doc_number] => 20070120606 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-05-31 [patent_title] => 'Base station power amplifier for memory effect minimization' [patent_app_type] => utility [patent_app_number] => 11/598589 [patent_app_country] => US [patent_app_date] => 2006-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3303 [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/A1/0120/20070120606.pdf [firstpage_image] =>[orig_patent_app_number] => 11598589 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/598589
Base station power amplifier for memory effect minimization Nov 12, 2006 Abandoned
Array ( [id] => 5234351 [patent_doc_number] => 20070126506 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-06-07 [patent_title] => 'LOW DC POWER RAIL-TO-RAIL BUFFER AMPLIFIER FOR LIQUID CRYSTAL DISPLAY APPLICATION' [patent_app_type] => utility [patent_app_number] => 11/559395 [patent_app_country] => US [patent_app_date] => 2006-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 1994 [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/A1/0126/20070126506.pdf [firstpage_image] =>[orig_patent_app_number] => 11559395 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/559395
Low DC power rail-to-rail buffer amplifier for liquid crystal display application Nov 12, 2006 Issued
Array ( [id] => 803773 [patent_doc_number] => 07423480 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-09-09 [patent_title] => 'AC amplifier for precision measurement' [patent_app_type] => utility [patent_app_number] => 11/559044 [patent_app_country] => US [patent_app_date] => 2006-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 10 [patent_no_of_words] => 4527 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/423/07423480.pdf [firstpage_image] =>[orig_patent_app_number] => 11559044 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/559044
AC amplifier for precision measurement Nov 12, 2006 Issued
Array ( [id] => 356747 [patent_doc_number] => 07489187 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-02-10 [patent_title] => 'Operational amplifier and related noise separation method thereof' [patent_app_type] => utility [patent_app_number] => 11/557498 [patent_app_country] => US [patent_app_date] => 2006-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2416 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/489/07489187.pdf [firstpage_image] =>[orig_patent_app_number] => 11557498 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/557498
Operational amplifier and related noise separation method thereof Nov 7, 2006 Issued
Array ( [id] => 5093451 [patent_doc_number] => 20070115060 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-05-24 [patent_title] => 'Power conversion regulator with exponentiating feedback loop' [patent_app_type] => utility [patent_app_number] => 11/593698 [patent_app_country] => US [patent_app_date] => 2006-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 3860 [patent_no_of_claims] => 16 [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/A1/0115/20070115060.pdf [firstpage_image] =>[orig_patent_app_number] => 11593698 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/593698
Power conversion regulator with exponentiating feedback loop Nov 5, 2006 Issued
Array ( [id] => 5032266 [patent_doc_number] => 20070096805 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-05-03 [patent_title] => 'Multiple power mode amplifier with bias modulation option and without bypass switches' [patent_app_type] => utility [patent_app_number] => 11/594050 [patent_app_country] => US [patent_app_date] => 2006-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 34 [patent_figures_cnt] => 34 [patent_no_of_words] => 14269 [patent_no_of_claims] => 101 [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/A1/0096/20070096805.pdf [firstpage_image] =>[orig_patent_app_number] => 11594050 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/594050
Multiple power mode amplifier with bias modulation option and without bypass switches Nov 5, 2006 Issued
Array ( [id] => 873823 [patent_doc_number] => 07362168 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-04-22 [patent_title] => 'Audio amplifier' [patent_app_type] => utility [patent_app_number] => 11/592115 [patent_app_country] => US [patent_app_date] => 2006-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 23 [patent_no_of_words] => 8928 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/362/07362168.pdf [firstpage_image] =>[orig_patent_app_number] => 11592115 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/592115
Audio amplifier Nov 2, 2006 Issued
Array ( [id] => 7601264 [patent_doc_number] => 07385442 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2008-06-10 [patent_title] => 'System and method for constant bandwidth DC offset correction in an amplifier' [patent_app_type] => utility [patent_app_number] => 11/592948 [patent_app_country] => US [patent_app_date] => 2006-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3646 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/385/07385442.pdf [firstpage_image] =>[orig_patent_app_number] => 11592948 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/592948
System and method for constant bandwidth DC offset correction in an amplifier Nov 1, 2006 Issued
Array ( [id] => 4645150 [patent_doc_number] => 08022759 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-09-20 [patent_title] => 'Dynamic range improvements of load modulated amplifiers' [patent_app_type] => utility [patent_app_number] => 12/447865 [patent_app_country] => US [patent_app_date] => 2006-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 9520 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/022/08022759.pdf [firstpage_image] =>[orig_patent_app_number] => 12447865 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/447865
Dynamic range improvements of load modulated amplifiers Oct 31, 2006 Issued
Array ( [id] => 5456481 [patent_doc_number] => 20090256633 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-15 [patent_title] => 'Bypass Device for Microwave Amplifier Unit' [patent_app_type] => utility [patent_app_number] => 12/084445 [patent_app_country] => US [patent_app_date] => 2006-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2815 [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] => publications/A1/0256/20090256633.pdf [firstpage_image] =>[orig_patent_app_number] => 12084445 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/084445
Bypass device for microwave amplifier unit Oct 29, 2006 Issued
Array ( [id] => 4969041 [patent_doc_number] => 20070109043 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-05-17 [patent_title] => 'OPERATIONAL AMPLIFIER WITH ZERO OFFSET' [patent_app_type] => utility [patent_app_number] => 11/553689 [patent_app_country] => US [patent_app_date] => 2006-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2861 [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] => publications/A1/0109/20070109043.pdf [firstpage_image] =>[orig_patent_app_number] => 11553689 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/553689
Operational amplifier with zero offset Oct 26, 2006 Issued
Array ( [id] => 5049533 [patent_doc_number] => 20070030077 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-02-08 [patent_title] => 'Use of a thick oxide device as a cascode for a thin oxide transconductance device in mosfet technology and its application to a power amplifier design' [patent_app_type] => utility [patent_app_number] => 11/582022 [patent_app_country] => US [patent_app_date] => 2006-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 9330 [patent_no_of_claims] => 10 [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/A1/0030/20070030077.pdf [firstpage_image] =>[orig_patent_app_number] => 11582022 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/582022
Use of a thick oxide device as a cascode for a thin oxide transconductance device in MOSFET technology and its application to a power amplifier design Oct 16, 2006 Issued
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