Search

Shahzeb K. Ahmad

Examiner (ID: 15391, Phone: (571)272-0978 , Office: P/2838 )

Most Active Art Unit
2838
Art Unit(s)
2838, 2839
Total Applications
555
Issued Applications
437
Pending Applications
53
Abandoned Applications
81

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 14739649 [patent_doc_number] => 10389240 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-08-20 [patent_title] => Switching regulator with multiple MOSFET types [patent_app_type] => utility [patent_app_number] => 15/051661 [patent_app_country] => US [patent_app_date] => 2016-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4458 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 270 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15051661 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/051661
Switching regulator with multiple MOSFET types Feb 22, 2016 Issued
Array ( [id] => 14739649 [patent_doc_number] => 10389240 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-08-20 [patent_title] => Switching regulator with multiple MOSFET types [patent_app_type] => utility [patent_app_number] => 15/051661 [patent_app_country] => US [patent_app_date] => 2016-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4458 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 270 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15051661 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/051661
Switching regulator with multiple MOSFET types Feb 22, 2016 Issued
Array ( [id] => 11430623 [patent_doc_number] => 09568937 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2017-02-14 [patent_title] => 'Tap switching power supply apparatus and methods for supporting multiple input voltages' [patent_app_type] => utility [patent_app_number] => 15/048861 [patent_app_country] => US [patent_app_date] => 2016-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 8220 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 390 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15048861 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/048861
Tap switching power supply apparatus and methods for supporting multiple input voltages Feb 18, 2016 Issued
Array ( [id] => 11674425 [patent_doc_number] => 20170163150 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-08 [patent_title] => 'SYNCHRONOUS BUCK DC-DC CONVERTER AND METHOD THEREOF' [patent_app_type] => utility [patent_app_number] => 15/045751 [patent_app_country] => US [patent_app_date] => 2016-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6411 [patent_no_of_claims] => 17 [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] => 15045751 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/045751
Synchronous buck DC-DC converter and method thereof Feb 16, 2016 Issued
Array ( [id] => 13003349 [patent_doc_number] => 10025340 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-07-17 [patent_title] => Method for optimising a wetting current and adapted device for monitoring sensors with contact switches [patent_app_type] => utility [patent_app_number] => 15/547955 [patent_app_country] => US [patent_app_date] => 2016-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 4117 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 253 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15547955 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/547955
Method for optimising a wetting current and adapted device for monitoring sensors with contact switches Feb 3, 2016 Issued
Array ( [id] => 12932101 [patent_doc_number] => 09829904 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-11-28 [patent_title] => Low-pass filter circuit and power supply device [patent_app_type] => utility [patent_app_number] => 15/013271 [patent_app_country] => US [patent_app_date] => 2016-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3450 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15013271 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/013271
Low-pass filter circuit and power supply device Feb 1, 2016 Issued
Array ( [id] => 11029416 [patent_doc_number] => 20160226372 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-08-04 [patent_title] => 'STEP-UP CONVERTER, CORRESPONDING INVERTER AND METHOD OF OPERATION' [patent_app_type] => utility [patent_app_number] => 15/010061 [patent_app_country] => US [patent_app_date] => 2016-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 5911 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 6 [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] => 15010061 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/010061
Step-up converter, corresponding inverter and method of operation Jan 28, 2016 Issued
Array ( [id] => 11021658 [patent_doc_number] => 20160218613 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-07-28 [patent_title] => 'INRUSH CURRENT CONTROLLER FOR VOLTAGE REGULATORS' [patent_app_type] => utility [patent_app_number] => 15/006671 [patent_app_country] => US [patent_app_date] => 2016-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 3377 [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] => 15006671 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/006671
INRUSH CURRENT CONTROLLER FOR VOLTAGE REGULATORS Jan 25, 2016 Abandoned
Array ( [id] => 17788346 [patent_doc_number] => 11411487 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-09 [patent_title] => Output filter for a power conversion system and power conversion system [patent_app_type] => utility [patent_app_number] => 16/065941 [patent_app_country] => US [patent_app_date] => 2015-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 4187 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16065941 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/065941
Output filter for a power conversion system and power conversion system Dec 28, 2015 Issued
Array ( [id] => 13786601 [patent_doc_number] => 20190006839 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-03 [patent_title] => VARIABLE SOFT START [patent_app_type] => utility [patent_app_number] => 16/063363 [patent_app_country] => US [patent_app_date] => 2015-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6796 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 16063363 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/063363
Variable soft start device for an electronic fuse Dec 17, 2015 Issued
Array ( [id] => 11998002 [patent_doc_number] => 20170302154 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-19 [patent_title] => 'POWER CONVERSION DEVICE' [patent_app_type] => utility [patent_app_number] => 15/516851 [patent_app_country] => US [patent_app_date] => 2015-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 33 [patent_figures_cnt] => 33 [patent_no_of_words] => 22465 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15516851 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/516851
Power conversion device Dec 17, 2015 Issued
Array ( [id] => 11653422 [patent_doc_number] => 20170149327 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-05-25 [patent_title] => 'SYSTEMS AND METHODS FOR REDUCING NOISE AND INTERFERENCE IN ISOLATED SWITCHING POWER SUPPLIES' [patent_app_type] => utility [patent_app_number] => 14/946571 [patent_app_country] => US [patent_app_date] => 2015-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 8511 [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] => 14946571 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/946571
Systems and methods for reducing noise and interference in isolated switching power supplies Nov 18, 2015 Issued
Array ( [id] => 13215593 [patent_doc_number] => 10122176 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-11-06 [patent_title] => Photovoltaic intelligent power supply [patent_app_type] => utility [patent_app_number] => 15/528515 [patent_app_country] => US [patent_app_date] => 2015-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2452 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 315 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15528515 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/528515
Photovoltaic intelligent power supply Oct 28, 2015 Issued
Array ( [id] => 10772747 [patent_doc_number] => 20160118904 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-04-28 [patent_title] => 'POWER CONVERSION APPARATUS' [patent_app_type] => utility [patent_app_number] => 14/887361 [patent_app_country] => US [patent_app_date] => 2015-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 8226 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14887361 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/887361
POWER CONVERSION APPARATUS Oct 19, 2015 Abandoned
Array ( [id] => 15312537 [patent_doc_number] => 10520970 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-31 [patent_title] => Multi-phase current mode control loop incorporating a distributed transconductance stage [patent_app_type] => utility [patent_app_number] => 14/870661 [patent_app_country] => US [patent_app_date] => 2015-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4239 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 286 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14870661 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/870661
Multi-phase current mode control loop incorporating a distributed transconductance stage Sep 29, 2015 Issued
Array ( [id] => 10667586 [patent_doc_number] => 20160013731 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-01-14 [patent_title] => 'LATCHING COMPARATOR' [patent_app_type] => utility [patent_app_number] => 14/858740 [patent_app_country] => US [patent_app_date] => 2015-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 8067 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14858740 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/858740
Latching comparator Sep 17, 2015 Issued
Array ( [id] => 11071936 [patent_doc_number] => 20160268900 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-09-15 [patent_title] => 'POWER SUPPLY CIRCUIT AND CONTROL METHOD THEREOF' [patent_app_type] => utility [patent_app_number] => 14/845091 [patent_app_country] => US [patent_app_date] => 2015-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5688 [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] => 14845091 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/845091
POWER SUPPLY CIRCUIT AND CONTROL METHOD THEREOF Sep 2, 2015 Abandoned
Array ( [id] => 10718925 [patent_doc_number] => 20160065073 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-03-03 [patent_title] => 'VOLTAGE CONVERTER CONTROL APPARATUS' [patent_app_type] => utility [patent_app_number] => 14/839261 [patent_app_country] => US [patent_app_date] => 2015-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 10612 [patent_no_of_claims] => 6 [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] => 14839261 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/839261
Voltage converter control apparatus configured to determine a normal duty ratio range based on a command value for the output voltage Aug 27, 2015 Issued
Array ( [id] => 10718926 [patent_doc_number] => 20160065072 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-03-03 [patent_title] => 'POWER CONVERTER WITH BOOTSTRAP CIRCUIT' [patent_app_type] => utility [patent_app_number] => 14/838251 [patent_app_country] => US [patent_app_date] => 2015-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 7620 [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] => 14838251 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/838251
Power converter with bootstrap circuit Aug 26, 2015 Issued
Array ( [id] => 10793462 [patent_doc_number] => 20160139619 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-05-19 [patent_title] => 'THERMAL MANAGEMENT IN A MULTI-PHASE POWER SYSTEM' [patent_app_type] => utility [patent_app_number] => 14/831976 [patent_app_country] => US [patent_app_date] => 2015-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 5834 [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] => 14831976 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/831976
Thermal management in a multi-phase power system Aug 20, 2015 Issued
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