Search

David E. Harvey

Examiner (ID: 7329, Phone: (571)272-7345 , Office: P/2481 )

Most Active Art Unit
2602
Art Unit(s)
2481, 2614, 2714, 2602, 3992, 2621
Total Applications
1668
Issued Applications
1260
Pending Applications
60
Abandoned Applications
350

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 12479613 [patent_doc_number] => 09991797 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-06-05 [patent_title] => Semiconductor element drive apparatus [patent_app_type] => utility [patent_app_number] => 15/333516 [patent_app_country] => US [patent_app_date] => 2016-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 6959 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15333516 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/333516
Semiconductor element drive apparatus Oct 24, 2016 Issued
Array ( [id] => 12459027 [patent_doc_number] => 09985549 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-05-29 [patent_title] => Control of a dead time in a DC-DC converter [patent_app_type] => utility [patent_app_number] => 15/253886 [patent_app_country] => US [patent_app_date] => 2016-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 14629 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15253886 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/253886
Control of a dead time in a DC-DC converter Aug 31, 2016 Issued
Array ( [id] => 13833571 [patent_doc_number] => 20190020270 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-17 [patent_title] => DIRECT FILTERING TYPE SWITCHING POWER SUPPLY [patent_app_type] => utility [patent_app_number] => 16/070776 [patent_app_country] => US [patent_app_date] => 2016-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11381 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16070776 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/070776
Direct filtering type switching power supply Aug 23, 2016 Issued
Array ( [id] => 16653999 [patent_doc_number] => 10931196 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-23 [patent_title] => Load transient and jitter of DC-DC converter [patent_app_type] => utility [patent_app_number] => 15/226292 [patent_app_country] => US [patent_app_date] => 2016-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 3999 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15226292 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/226292
Load transient and jitter of DC-DC converter Aug 1, 2016 Issued
Array ( [id] => 11877069 [patent_doc_number] => 09748854 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-08-29 [patent_title] => 'Alternating current (AC)-direct current (DC) conversion circuit and control method thereof' [patent_app_type] => utility [patent_app_number] => 15/202576 [patent_app_country] => US [patent_app_date] => 2016-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 5527 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 472 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15202576 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/202576
Alternating current (AC)-direct current (DC) conversion circuit and control method thereof Jul 5, 2016 Issued
Array ( [id] => 12336609 [patent_doc_number] => 09948207 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-04-17 [patent_title] => Inverter control apparatus [patent_app_type] => utility [patent_app_number] => 15/187096 [patent_app_country] => US [patent_app_date] => 2016-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3201 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15187096 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/187096
Inverter control apparatus Jun 19, 2016 Issued
Array ( [id] => 15078929 [patent_doc_number] => 10468967 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-11-05 [patent_title] => Estimating an average value of an inductor current for switched-mode power converters [patent_app_type] => utility [patent_app_number] => 15/737060 [patent_app_country] => US [patent_app_date] => 2016-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 3694 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15737060 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/737060
Estimating an average value of an inductor current for switched-mode power converters Jun 14, 2016 Issued
Array ( [id] => 12336561 [patent_doc_number] => 09948189 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-04-17 [patent_title] => Power conversion device and method for correcting decision threshold level thereof [patent_app_type] => utility [patent_app_number] => 15/162096 [patent_app_country] => US [patent_app_date] => 2016-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2473 [patent_no_of_claims] => 7 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15162096 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/162096
Power conversion device and method for correcting decision threshold level thereof May 22, 2016 Issued
Array ( [id] => 12755476 [patent_doc_number] => 20180143659 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-24 [patent_title] => REFERENCE VOLTAGES [patent_app_type] => utility [patent_app_number] => 15/572952 [patent_app_country] => US [patent_app_date] => 2016-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2925 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15572952 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/572952
REFERENCE VOLTAGES May 10, 2016 Abandoned
Array ( [id] => 14206457 [patent_doc_number] => 10270361 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-04-23 [patent_title] => High speed synchronous rectifier [patent_app_type] => utility [patent_app_number] => 15/150886 [patent_app_country] => US [patent_app_date] => 2016-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 13 [patent_no_of_words] => 4563 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15150886 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/150886
High speed synchronous rectifier May 9, 2016 Issued
Array ( [id] => 11510840 [patent_doc_number] => 09602012 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-03-21 [patent_title] => 'Apparatus and method for controlling switching power supply' [patent_app_type] => utility [patent_app_number] => 15/149496 [patent_app_country] => US [patent_app_date] => 2016-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 9659 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15149496 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/149496
Apparatus and method for controlling switching power supply May 8, 2016 Issued
Array ( [id] => 12377382 [patent_doc_number] => 09960694 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-05-01 [patent_title] => System and method for recovering voltage in a power conversion circuit [patent_app_type] => utility [patent_app_number] => 15/146476 [patent_app_country] => US [patent_app_date] => 2016-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 13 [patent_no_of_words] => 10169 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15146476 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/146476
System and method for recovering voltage in a power conversion circuit May 3, 2016 Issued
Array ( [id] => 12397740 [patent_doc_number] => 09966840 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-05-08 [patent_title] => Switching power supply and improvements thereof [patent_app_type] => utility [patent_app_number] => 15/143086 [patent_app_country] => US [patent_app_date] => 2016-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 21 [patent_no_of_words] => 7054 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15143086 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/143086
Switching power supply and improvements thereof Apr 28, 2016 Issued
Array ( [id] => 11294363 [patent_doc_number] => 20160344295 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-11-24 [patent_title] => 'SYSTEM AND METHOD PROVIDING PROTECTION IN THE EVENT OF CURRENT SENSING FAILURE FOR POWER CONVERTER' [patent_app_type] => utility [patent_app_number] => 15/141656 [patent_app_country] => US [patent_app_date] => 2016-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 12139 [patent_no_of_claims] => 38 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15141656 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/141656
System and method providing protection in the event of current sensing failure for power converter Apr 27, 2016 Issued
Array ( [id] => 11111477 [patent_doc_number] => 20160308447 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-10-20 [patent_title] => 'CONTROL CIRCUIT, CONTROL METHOD AND FLYBACK CONVERTER OF PRIMARY-SIDE FEEDBACK CONTROL THEREOF' [patent_app_type] => utility [patent_app_number] => 15/099876 [patent_app_country] => US [patent_app_date] => 2016-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 7255 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15099876 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/099876
Control circuit, control method and flyback converter of primary-side feedback control thereof Apr 14, 2016 Issued
Array ( [id] => 16337898 [patent_doc_number] => 10788852 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-09-29 [patent_title] => Power supply switching circuit [patent_app_type] => utility [patent_app_number] => 16/093341 [patent_app_country] => US [patent_app_date] => 2016-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 5775 [patent_no_of_claims] => 31 [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] =>[firstpage_image] =>[orig_patent_app_number] => 16093341 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/093341
Power supply switching circuit Apr 13, 2016 Issued
Array ( [id] => 15792919 [patent_doc_number] => 10630195 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-04-21 [patent_title] => Converter and power conversion device using same [patent_app_type] => utility [patent_app_number] => 16/080838 [patent_app_country] => US [patent_app_date] => 2016-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 15 [patent_no_of_words] => 12392 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 294 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16080838 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/080838
Converter and power conversion device using same Apr 11, 2016 Issued
Array ( [id] => 14543791 [patent_doc_number] => 20190207517 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-04 [patent_title] => Voltage Droop Control in a Voltage-regulated Switched Mode Power Supply [patent_app_type] => utility [patent_app_number] => 16/092873 [patent_app_country] => US [patent_app_date] => 2016-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6164 [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] => 16092873 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/092873
Voltage droop control in a voltage-regulated switched mode power supply Apr 10, 2016 Issued
Array ( [id] => 12295602 [patent_doc_number] => 09935555 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-04-03 [patent_title] => Power supply apparatus and power supply method thereof [patent_app_type] => utility [patent_app_number] => 15/086496 [patent_app_country] => US [patent_app_date] => 2016-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 7090 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15086496 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/086496
Power supply apparatus and power supply method thereof Mar 30, 2016 Issued
Array ( [id] => 14095061 [patent_doc_number] => 10243450 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-03-26 [patent_title] => Flyback converter with a snubber circuit [patent_app_type] => utility [patent_app_number] => 15/562584 [patent_app_country] => US [patent_app_date] => 2016-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 19 [patent_no_of_words] => 8596 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15562584 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/562584
Flyback converter with a snubber circuit Mar 29, 2016 Issued
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