Search

Devon C. Kramer

Supervisory Patent Examiner (ID: 3424, Phone: (571)272-7118 , Office: P/3746 )

Most Active Art Unit
3683
Art Unit(s)
3741, 3683, 3746, 3613
Total Applications
1041
Issued Applications
673
Pending Applications
85
Abandoned Applications
284

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 11653436 [patent_doc_number] => 20170149341 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-05-25 [patent_title] => 'SWITCHING POWER-SUPPLY DEVICE' [patent_app_type] => utility [patent_app_number] => 15/403054 [patent_app_country] => US [patent_app_date] => 2017-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 8463 [patent_no_of_claims] => 12 [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] => 15403054 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/403054
Switching power-supply device Jan 9, 2017 Issued
Array ( [id] => 12003957 [patent_doc_number] => 20170308112 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-26 [patent_title] => 'Fast Start-Up Bias Circuits' [patent_app_type] => utility [patent_app_number] => 15/400382 [patent_app_country] => US [patent_app_date] => 2017-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2996 [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] => 15400382 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/400382
Fast start-up bias circuits Jan 5, 2017 Issued
Array ( [id] => 12898213 [patent_doc_number] => 20180191246 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-07-05 [patent_title] => SYSTEM AND METHOD FOR CONTROLLING SWITCHING POWER SUPPLY [patent_app_type] => utility [patent_app_number] => 15/398910 [patent_app_country] => US [patent_app_date] => 2017-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6417 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 15398910 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/398910
System and method for controlling switching power supply Jan 4, 2017 Issued
Array ( [id] => 14430935 [patent_doc_number] => 10320286 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-06-11 [patent_title] => Absorption circuit, feed circuit and liquid crystal display [patent_app_type] => utility [patent_app_number] => 15/327612 [patent_app_country] => US [patent_app_date] => 2016-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 6353 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15327612 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/327612
Absorption circuit, feed circuit and liquid crystal display Dec 21, 2016 Issued
Array ( [id] => 14754213 [patent_doc_number] => 20190260280 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-22 [patent_title] => ERROR AMPLIFICATION APPARATUS AND DRIVING CIRCUIT INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 16/060791 [patent_app_country] => US [patent_app_date] => 2016-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10536 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -29 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16060791 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/060791
Error amplification apparatus and driving circuit including the same Dec 8, 2016 Issued
Array ( [id] => 13044295 [patent_doc_number] => 10044294 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-08-07 [patent_title] => Apparatus and method for controlling asymmetric modular multilevel converter [patent_app_type] => utility [patent_app_number] => 15/367700 [patent_app_country] => US [patent_app_date] => 2016-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 18 [patent_no_of_words] => 6568 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15367700 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/367700
Apparatus and method for controlling asymmetric modular multilevel converter Dec 1, 2016 Issued
Array ( [id] => 12215422 [patent_doc_number] => 09912242 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-03-06 [patent_title] => 'Method and apparatus for sensing multiple voltage values from a single terminal of a power converter controller' [patent_app_type] => utility [patent_app_number] => 15/363744 [patent_app_country] => US [patent_app_date] => 2016-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4960 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15363744 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/363744
Method and apparatus for sensing multiple voltage values from a single terminal of a power converter controller Nov 28, 2016 Issued
Array ( [id] => 14024305 [patent_doc_number] => 20190074146 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-03-07 [patent_title] => SWITCHING DEVICE AND SYSTEM FOR SWITCHING ON AND OFF AN ELECTRICAL LOAD [patent_app_type] => utility [patent_app_number] => 15/779261 [patent_app_country] => US [patent_app_date] => 2016-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8124 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 294 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15779261 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/779261
SWITCHING DEVICE AND SYSTEM FOR SWITCHING ON AND OFF AN ELECTRICAL LOAD Nov 24, 2016 Abandoned
Array ( [id] => 14692471 [patent_doc_number] => 20190245351 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-08 [patent_title] => DEVICE AND METHOD FOR EXTINCTION ANGLE CONTROL OF HVDC SYSTEM [patent_app_type] => utility [patent_app_number] => 16/342511 [patent_app_country] => US [patent_app_date] => 2016-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3368 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16342511 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/342511
Device and method for extinction angle control of HVDC system Nov 23, 2016 Issued
Array ( [id] => 12107905 [patent_doc_number] => 09864389 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2018-01-09 [patent_title] => 'Temperature compensated reference voltage circuit' [patent_app_type] => utility [patent_app_number] => 15/348420 [patent_app_country] => US [patent_app_date] => 2016-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 5151 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15348420 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/348420
Temperature compensated reference voltage circuit Nov 9, 2016 Issued
Array ( [id] => 12257495 [patent_doc_number] => 09929651 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-03-27 [patent_title] => 'Converter with hysteretic control' [patent_app_type] => utility [patent_app_number] => 15/346820 [patent_app_country] => US [patent_app_date] => 2016-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4447 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15346820 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/346820
Converter with hysteretic control Nov 8, 2016 Issued
Array ( [id] => 13515683 [patent_doc_number] => 20180309384 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-25 [patent_title] => Single-Phase Four-Level Inverter Circuit Topology and Three-Phase Four-Level Inverter Circuit Topology [patent_app_type] => utility [patent_app_number] => 15/768552 [patent_app_country] => US [patent_app_date] => 2016-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10757 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [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] => 15768552 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/768552
Single-phase four-level inverter circuit topology and three-phase four-level inverter circuit topology Nov 6, 2016 Issued
Array ( [id] => 13544469 [patent_doc_number] => 20180323781 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-08 [patent_title] => Isolation and Voltage Regulation Circuit [patent_app_type] => utility [patent_app_number] => 15/773462 [patent_app_country] => US [patent_app_date] => 2016-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3793 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15773462 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/773462
Isolation and voltage regulation circuit Oct 24, 2016 Issued
Array ( [id] => 13020309 [patent_doc_number] => 10033277 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-07-24 [patent_title] => Circuits and methods related to voltage converters [patent_app_type] => utility [patent_app_number] => 15/296003 [patent_app_country] => US [patent_app_date] => 2016-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 14 [patent_no_of_words] => 5870 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15296003 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/296003
Circuits and methods related to voltage converters Oct 16, 2016 Issued
Array ( [id] => 13500013 [patent_doc_number] => 20180301549 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-18 [patent_title] => ELECTRIC POWER CONVERTER [patent_app_type] => utility [patent_app_number] => 15/767310 [patent_app_country] => US [patent_app_date] => 2016-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9527 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15767310 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/767310
Electric power converter Oct 16, 2016 Issued
Array ( [id] => 11425555 [patent_doc_number] => 20170033701 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-02-02 [patent_title] => 'Resonant Converters and Methods' [patent_app_type] => utility [patent_app_number] => 15/289345 [patent_app_country] => US [patent_app_date] => 2016-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 6873 [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] => 15289345 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/289345
Resonant converters and methods Oct 9, 2016 Issued
Array ( [id] => 11545178 [patent_doc_number] => 20170099003 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-04-06 [patent_title] => 'CONTROL METHOD FOR SWITCHING POWER SUPPLY CIRCUIT AND POWER SUPPLY DEVICE' [patent_app_type] => utility [patent_app_number] => 15/274720 [patent_app_country] => US [patent_app_date] => 2016-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 6714 [patent_no_of_claims] => 5 [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] => 15274720 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/274720
Control method for switching power supply circuit and power supply device Sep 22, 2016 Issued
Array ( [id] => 13031497 [patent_doc_number] => 10038378 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-07-31 [patent_title] => Device and method to stabilize a supply voltage [patent_app_type] => utility [patent_app_number] => 15/272110 [patent_app_country] => US [patent_app_date] => 2016-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 11430 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15272110 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/272110
Device and method to stabilize a supply voltage Sep 20, 2016 Issued
Array ( [id] => 12013273 [patent_doc_number] => 09806602 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-10-31 [patent_title] => 'Radio frequency interference suppression circuit' [patent_app_type] => utility [patent_app_number] => 15/272420 [patent_app_country] => US [patent_app_date] => 2016-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 43 [patent_no_of_words] => 7391 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15272420 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/272420
Radio frequency interference suppression circuit Sep 20, 2016 Issued
Array ( [id] => 12262184 [patent_doc_number] => 20180081380 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-03-22 [patent_title] => 'SYSTEM AND METHOD FOR REGULATION OF VOLTAGE ON AN ELECTRIC POWER SYSTEM' [patent_app_type] => utility [patent_app_number] => 15/269110 [patent_app_country] => US [patent_app_date] => 2016-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 12814 [patent_no_of_claims] => 24 [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] => 15269110 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/269110
System and method for regulation of voltage on an electric power system Sep 18, 2016 Issued
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