Search

Charles M. Swift

Examiner (ID: 18789, Phone: (571)270-7756 , Office: P/2196 )

Most Active Art Unit
2196
Art Unit(s)
2196, 2191
Total Applications
964
Issued Applications
729
Pending Applications
96
Abandoned Applications
165

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 11711387 [patent_doc_number] => 20170179886 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-22 [patent_title] => 'POWER AMPLIFIER CIRCUIT AND SEMICONDUCTOR INTEGRATED CIRCUIT' [patent_app_type] => utility [patent_app_number] => 15/446821 [patent_app_country] => US [patent_app_date] => 2017-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 7370 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15446821 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/446821
Power amplifier circuit and semiconductor integrated circuit Feb 28, 2017 Issued
Array ( [id] => 14152767 [patent_doc_number] => 10256777 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-04-09 [patent_title] => Audio amplifiers [patent_app_type] => utility [patent_app_number] => 15/443889 [patent_app_country] => US [patent_app_date] => 2017-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 20 [patent_no_of_words] => 12288 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15443889 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/443889
Audio amplifiers Feb 26, 2017 Issued
Array ( [id] => 11946504 [patent_doc_number] => 20170250655 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-08-31 [patent_title] => 'DYNAMIC VOLUME MANAGEMENT IN AUDIO AMPLIFIERS' [patent_app_type] => utility [patent_app_number] => 15/444021 [patent_app_country] => US [patent_app_date] => 2017-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5341 [patent_no_of_claims] => 30 [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] => 15444021 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/444021
Dynamic volume management in audio amplifiers Feb 26, 2017 Issued
Array ( [id] => 11946503 [patent_doc_number] => 20170250654 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-08-31 [patent_title] => 'DYNAMIC DEAD TIME MANAGEMENT' [patent_app_type] => utility [patent_app_number] => 15/443503 [patent_app_country] => US [patent_app_date] => 2017-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 7698 [patent_no_of_claims] => 30 [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] => 15443503 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/443503
DYNAMIC DEAD TIME MANAGEMENT Feb 26, 2017 Abandoned
Array ( [id] => 13770739 [patent_doc_number] => 10177723 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-01-08 [patent_title] => Reconfigurable power amplifier [patent_app_type] => utility [patent_app_number] => 15/441500 [patent_app_country] => US [patent_app_date] => 2017-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 5185 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15441500 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/441500
Reconfigurable power amplifier Feb 23, 2017 Issued
Array ( [id] => 16575302 [patent_doc_number] => 10897233 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-01-19 [patent_title] => Switching amplifiers and power converters [patent_app_type] => utility [patent_app_number] => 15/999312 [patent_app_country] => US [patent_app_date] => 2017-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 21 [patent_no_of_words] => 9621 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15999312 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/999312
Switching amplifiers and power converters Feb 14, 2017 Issued
Array ( [id] => 13977883 [patent_doc_number] => 10218314 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-02-26 [patent_title] => Common gate amplifier circuit and power amplifier using the same [patent_app_type] => utility [patent_app_number] => 15/431278 [patent_app_country] => US [patent_app_date] => 2017-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 15 [patent_no_of_words] => 5676 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15431278 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/431278
Common gate amplifier circuit and power amplifier using the same Feb 12, 2017 Issued
Array ( [id] => 12898420 [patent_doc_number] => 20180191315 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-07-05 [patent_title] => CLASS-D AMPLIFIER WITH POST FILTER FEEDBACK LOOP [patent_app_type] => utility [patent_app_number] => 15/423093 [patent_app_country] => US [patent_app_date] => 2017-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3341 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 15423093 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/423093
Class-D amplifier with post filter feedback loop Feb 1, 2017 Issued
Array ( [id] => 13244381 [patent_doc_number] => 10135409 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2018-11-20 [patent_title] => High-efficiency RF digital power amplifier with joint duty-cycle/amplitude modulation [patent_app_type] => utility [patent_app_number] => 15/420109 [patent_app_country] => US [patent_app_date] => 2017-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 4512 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [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] => 15420109 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/420109
High-efficiency RF digital power amplifier with joint duty-cycle/amplitude modulation Jan 30, 2017 Issued
Array ( [id] => 12536358 [patent_doc_number] => 10008984 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-06-26 [patent_title] => Apparatus and method for dynamically biased baseband current amplifier [patent_app_type] => utility [patent_app_number] => 15/419668 [patent_app_country] => US [patent_app_date] => 2017-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 18 [patent_no_of_words] => 11360 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15419668 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/419668
Apparatus and method for dynamically biased baseband current amplifier Jan 29, 2017 Issued
Array ( [id] => 14431037 [patent_doc_number] => 10320337 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-06-11 [patent_title] => Fully-differential operational amplifier system [patent_app_type] => utility [patent_app_number] => 15/418405 [patent_app_country] => US [patent_app_date] => 2017-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 5025 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15418405 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/418405
Fully-differential operational amplifier system Jan 26, 2017 Issued
Array ( [id] => 11608877 [patent_doc_number] => 20170126182 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-05-04 [patent_title] => 'IMPLEMENTING ENHANCED CMOS INVERTER BASED OPTICAL TRANSIMPEDANCE AMPLIFIER' [patent_app_type] => utility [patent_app_number] => 15/405114 [patent_app_country] => US [patent_app_date] => 2017-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2053 [patent_no_of_claims] => 14 [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] => 15405114 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/405114
Implementing enhanced CMOS inverter based optical transimpedance amplifier Jan 11, 2017 Issued
Array ( [id] => 11733474 [patent_doc_number] => 20170194917 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-07-06 [patent_title] => 'SEMICONDUCTOR DEVICE' [patent_app_type] => utility [patent_app_number] => 15/397803 [patent_app_country] => US [patent_app_date] => 2017-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 10092 [patent_no_of_claims] => 12 [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] => 15397803 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/397803
Semiconductor device Jan 3, 2017 Issued
Array ( [id] => 12898438 [patent_doc_number] => 20180191321 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-07-05 [patent_title] => TEMPERATURE-COMPENSATED EQUALIZER [patent_app_type] => utility [patent_app_number] => 15/394931 [patent_app_country] => US [patent_app_date] => 2016-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4168 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 15394931 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/394931
Temperature-compensated equalizer Dec 29, 2016 Issued
Array ( [id] => 12898432 [patent_doc_number] => 20180191319 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-07-05 [patent_title] => DIFFERENTIAL INPUT STAGE WITH WIDE INPUT SIGNAL RANGE AND STABLE TRANSCONDUCTANCE [patent_app_type] => utility [patent_app_number] => 15/395073 [patent_app_country] => US [patent_app_date] => 2016-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4542 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15395073 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/395073
Differential input stage with wide input signal range and stable transconductance Dec 29, 2016 Issued
Array ( [id] => 12236650 [patent_doc_number] => 20180069513 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-03-08 [patent_title] => 'Common-Mode Feedback for Differential Amplifier' [patent_app_type] => utility [patent_app_number] => 15/393713 [patent_app_country] => US [patent_app_date] => 2016-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 7231 [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] => 15393713 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/393713
Common-mode feedback for differential amplifier Dec 28, 2016 Issued
Array ( [id] => 12898429 [patent_doc_number] => 20180191318 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-07-05 [patent_title] => Voltage Detector Circuit [patent_app_type] => utility [patent_app_number] => 15/393485 [patent_app_country] => US [patent_app_date] => 2016-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7487 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15393485 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/393485
Voltage detector circuit Dec 28, 2016 Issued
Array ( [id] => 12898426 [patent_doc_number] => 20180191317 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-07-05 [patent_title] => DIFFERENTIAL SENSING CIRCUIT OF A FLOATING VOLTAGE SOURCE [patent_app_type] => utility [patent_app_number] => 15/393550 [patent_app_country] => US [patent_app_date] => 2016-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5188 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 15393550 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/393550
Differential sensing circuit of a floating voltage source Dec 28, 2016 Issued
Array ( [id] => 12898393 [patent_doc_number] => 20180191306 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-07-05 [patent_title] => OP-AMP IC CHIP [patent_app_type] => utility [patent_app_number] => 15/394399 [patent_app_country] => US [patent_app_date] => 2016-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6621 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 15394399 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/394399
Op-amp IC chip Dec 28, 2016 Issued
Array ( [id] => 12006124 [patent_doc_number] => 20170310279 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-26 [patent_title] => 'INTEGRATED CIRCUIT' [patent_app_type] => utility [patent_app_number] => 15/387755 [patent_app_country] => US [patent_app_date] => 2016-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 10588 [patent_no_of_claims] => 7 [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] => 15387755 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/387755
Integrated circuit Dec 21, 2016 Issued
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