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] => 5395460 [patent_doc_number] => 20090315523 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-24 [patent_title] => 'DC-DC CONVERTER' [patent_app_type] => utility [patent_app_number] => 12/486210 [patent_app_country] => US [patent_app_date] => 2009-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4649 [patent_no_of_claims] => 5 [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/A1/0315/20090315523.pdf [firstpage_image] =>[orig_patent_app_number] => 12486210 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/486210
DC-DC converter Jun 16, 2009 Issued
Array ( [id] => 8983469 [patent_doc_number] => 08514593 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-08-20 [patent_title] => 'Power converter employing a variable switching frequency and a magnetic device with a non-uniform gap' [patent_app_type] => utility [patent_app_number] => 12/486520 [patent_app_country] => US [patent_app_date] => 2009-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 8285 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 333 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12486520 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/486520
Power converter employing a variable switching frequency and a magnetic device with a non-uniform gap Jun 16, 2009 Issued
Array ( [id] => 7752789 [patent_doc_number] => 20120026757 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-02-02 [patent_title] => 'CONVERTER CONTROLLER' [patent_app_type] => utility [patent_app_number] => 13/259280 [patent_app_country] => US [patent_app_date] => 2009-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 8991 [patent_no_of_claims] => 6 [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/A1/0026/20120026757.pdf [firstpage_image] =>[orig_patent_app_number] => 13259280 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/259280
Converter controller Jun 10, 2009 Issued
Array ( [id] => 5365262 [patent_doc_number] => 20090302821 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-10 [patent_title] => 'CIRCUIT AND METHOD FOR OPERATING A CIRCUIT' [patent_app_type] => utility [patent_app_number] => 12/481330 [patent_app_country] => US [patent_app_date] => 2009-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4528 [patent_no_of_claims] => 11 [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/A1/0302/20090302821.pdf [firstpage_image] =>[orig_patent_app_number] => 12481330 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/481330
Circuit and method for operating a circuit Jun 8, 2009 Issued
Array ( [id] => 5556914 [patent_doc_number] => 20090268491 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-29 [patent_title] => 'POWER CONVERTER WITH RETRACTABLE CABLE SYSTEM' [patent_app_type] => utility [patent_app_number] => 12/479583 [patent_app_country] => US [patent_app_date] => 2009-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 6633 [patent_no_of_claims] => 17 [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/A1/0268/20090268491.pdf [firstpage_image] =>[orig_patent_app_number] => 12479583 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/479583
POWER CONVERTER WITH RETRACTABLE CABLE SYSTEM Jun 4, 2009 Abandoned
Array ( [id] => 5366203 [patent_doc_number] => 20090303762 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-10 [patent_title] => 'POWER FACTOR CORRECTION RECTIFIER THAT OPERATES EFFICIENTLY OVER A RANGE OF INPUT VOLTAGE CONDITIONS' [patent_app_type] => utility [patent_app_number] => 12/479430 [patent_app_country] => US [patent_app_date] => 2009-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 50 [patent_figures_cnt] => 50 [patent_no_of_words] => 5591 [patent_no_of_claims] => 18 [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/A1/0303/20090303762.pdf [firstpage_image] =>[orig_patent_app_number] => 12479430 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/479430
Power factor correction rectifier that operates efficiently over a range of input voltage conditions Jun 4, 2009 Issued
Array ( [id] => 84785 [patent_doc_number] => 07741824 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-06-22 [patent_title] => 'Switching power supply control' [patent_app_type] => utility [patent_app_number] => 12/479223 [patent_app_country] => US [patent_app_date] => 2009-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 2123 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/741/07741824.pdf [firstpage_image] =>[orig_patent_app_number] => 12479223 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/479223
Switching power supply control Jun 4, 2009 Issued
Array ( [id] => 6384707 [patent_doc_number] => 20100302811 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-12-02 [patent_title] => 'SINGLE-STAGE POWER SUPPLY WITH POWER FACTOR CORRECTION AND CONSTANT CURRENT OUTPUT' [patent_app_type] => utility [patent_app_number] => 12/477010 [patent_app_country] => US [patent_app_date] => 2009-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5627 [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] => publications/A1/0302/20100302811.pdf [firstpage_image] =>[orig_patent_app_number] => 12477010 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/477010
Single-stage power supply with power factor correction and constant current output Jun 1, 2009 Issued
Array ( [id] => 5300706 [patent_doc_number] => 20090295358 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-03 [patent_title] => 'Driving Device' [patent_app_type] => utility [patent_app_number] => 12/476800 [patent_app_country] => US [patent_app_date] => 2009-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 7298 [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/A1/0295/20090295358.pdf [firstpage_image] =>[orig_patent_app_number] => 12476800 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/476800
Driving device Jun 1, 2009 Issued
Array ( [id] => 8191856 [patent_doc_number] => 08184460 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-05-22 [patent_title] => 'Solar inverter and control method' [patent_app_type] => utility [patent_app_number] => 12/473700 [patent_app_country] => US [patent_app_date] => 2009-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2697 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/184/08184460.pdf [firstpage_image] =>[orig_patent_app_number] => 12473700 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/473700
Solar inverter and control method May 27, 2009 Issued
Array ( [id] => 8084547 [patent_doc_number] => 08149600 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-04-03 [patent_title] => 'System and method for ringing suppression in a switched mode power supply' [patent_app_type] => utility [patent_app_number] => 12/471200 [patent_app_country] => US [patent_app_date] => 2009-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 2958 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/149/08149600.pdf [firstpage_image] =>[orig_patent_app_number] => 12471200 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/471200
System and method for ringing suppression in a switched mode power supply May 21, 2009 Issued
Array ( [id] => 4576476 [patent_doc_number] => 07859238 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2010-12-28 [patent_title] => 'Method and apparatus for multi-phase DC-DC converters using coupled inductors in discontinuous conduction mode' [patent_app_type] => utility [patent_app_number] => 12/467916 [patent_app_country] => US [patent_app_date] => 2009-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 3915 [patent_no_of_claims] => 31 [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] => patents/07/859/07859238.pdf [firstpage_image] =>[orig_patent_app_number] => 12467916 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/467916
Method and apparatus for multi-phase DC-DC converters using coupled inductors in discontinuous conduction mode May 17, 2009 Issued
Array ( [id] => 114131 [patent_doc_number] => 07719858 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2010-05-18 [patent_title] => 'Fifteen-phase autotransformer' [patent_app_type] => utility [patent_app_number] => 12/387440 [patent_app_country] => US [patent_app_date] => 2009-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 3772 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/719/07719858.pdf [firstpage_image] =>[orig_patent_app_number] => 12387440 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/387440
Fifteen-phase autotransformer May 3, 2009 Issued
Array ( [id] => 7763307 [patent_doc_number] => 20120032652 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-02-09 [patent_title] => 'CIRCUIT FOR GENERATING A CLOCK SIGNAL FOR INTERLEAVED PFC STAGES AND METHOD THEREOF' [patent_app_type] => utility [patent_app_number] => 13/263319 [patent_app_country] => US [patent_app_date] => 2009-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5742 [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/A1/0032/20120032652.pdf [firstpage_image] =>[orig_patent_app_number] => 13263319 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/263319
Circuit for generating a clock signal for interleaved PFC stages and method thereof Apr 27, 2009 Issued
Array ( [id] => 6475073 [patent_doc_number] => 20100207664 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-08-19 [patent_title] => 'INPUT VOLTAGE DETECTING CIRCUIT AND POWER SUPPLY HAVING SUCH INPUT VOLTAGE DETECTING CIRCUIT' [patent_app_type] => utility [patent_app_number] => 12/431120 [patent_app_country] => US [patent_app_date] => 2009-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5163 [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/A1/0207/20100207664.pdf [firstpage_image] =>[orig_patent_app_number] => 12431120 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/431120
Input voltage detecting circuit and power supply having such input voltage detecting circuit Apr 27, 2009 Issued
Array ( [id] => 5555998 [patent_doc_number] => 20090267575 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-29 [patent_title] => 'DEVICE AND METHOD FOR DETECTING ZERO CROSSING AND VOLTAGE AMPLITUDE FROM SINGLE PULSE SIGNAL' [patent_app_type] => utility [patent_app_number] => 12/428420 [patent_app_country] => US [patent_app_date] => 2009-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3969 [patent_no_of_claims] => 7 [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/A1/0267/20090267575.pdf [firstpage_image] =>[orig_patent_app_number] => 12428420 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/428420
Device and method for detecting zero crossing and voltage amplitude from single pulse signal Apr 21, 2009 Issued
Array ( [id] => 5556011 [patent_doc_number] => 20090267588 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-29 [patent_title] => 'METHOD AND APPARATUS TO DYNAMICALLY CONTROL IMPEDANCE TO MAXIMIZE POWER SUPPLY' [patent_app_type] => utility [patent_app_number] => 12/426110 [patent_app_country] => US [patent_app_date] => 2009-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 4767 [patent_no_of_claims] => 26 [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/A1/0267/20090267588.pdf [firstpage_image] =>[orig_patent_app_number] => 12426110 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/426110
METHOD AND APPARATUS TO DYNAMICALLY CONTROL IMPEDANCE TO MAXIMIZE POWER SUPPLY Apr 16, 2009 Abandoned
Array ( [id] => 6233377 [patent_doc_number] => 20100265745 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-10-21 [patent_title] => 'PARAMETER CONFIGURATION METHOD FOR ELEMENTS OF POWER FACTOR CORRECTION FUNCTION CONVERTER' [patent_app_type] => utility [patent_app_number] => 12/425120 [patent_app_country] => US [patent_app_date] => 2009-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3095 [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/A1/0265/20100265745.pdf [firstpage_image] =>[orig_patent_app_number] => 12425120 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/425120
Parameter configuration method for elements of power factor correction function converter Apr 15, 2009 Issued
Array ( [id] => 7742256 [patent_doc_number] => 08106645 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-01-31 [patent_title] => 'Power saving system for household electric appliance' [patent_app_type] => utility [patent_app_number] => 12/422310 [patent_app_country] => US [patent_app_date] => 2009-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3370 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/106/08106645.pdf [firstpage_image] =>[orig_patent_app_number] => 12422310 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/422310
Power saving system for household electric appliance Apr 12, 2009 Issued
Array ( [id] => 5532108 [patent_doc_number] => 20090231896 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-09-17 [patent_title] => 'CONVERTER CIRCUIT FOR SWITCHING A LARGE NUMBER OF SWITCHING VOLTAGE LEVELS' [patent_app_type] => utility [patent_app_number] => 12/421660 [patent_app_country] => US [patent_app_date] => 2009-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6717 [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/A1/0231/20090231896.pdf [firstpage_image] =>[orig_patent_app_number] => 12421660 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/421660
Converter circuit for switching a large number of switching voltage levels Apr 9, 2009 Issued
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