Search

Rina I. Duda

Examiner (ID: 18309, Phone: (571)272-2062 , Office: P/2837 )

Most Active Art Unit
2837
Art Unit(s)
2846, 2837
Total Applications
2097
Issued Applications
1756
Pending Applications
110
Abandoned Applications
268

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17233075 [patent_doc_number] => 20210359632 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-18 [patent_title] => DC BUS PRECHARGE SYSTEM [patent_app_type] => utility [patent_app_number] => 16/874017 [patent_app_country] => US [patent_app_date] => 2020-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4901 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16874017 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/874017
DC bus precharge system May 13, 2020 Issued
Array ( [id] => 17734480 [patent_doc_number] => 20220219939 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-14 [patent_title] => DRIVE OF AN ELEVATOR SYSTEM [patent_app_type] => utility [patent_app_number] => 17/594836 [patent_app_country] => US [patent_app_date] => 2020-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5762 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 17594836 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/594836
DRIVE OF AN ELEVATOR SYSTEM May 6, 2020 Pending
Array ( [id] => 17734480 [patent_doc_number] => 20220219939 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-14 [patent_title] => DRIVE OF AN ELEVATOR SYSTEM [patent_app_type] => utility [patent_app_number] => 17/594836 [patent_app_country] => US [patent_app_date] => 2020-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5762 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 17594836 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/594836
DRIVE OF AN ELEVATOR SYSTEM May 6, 2020 Pending
Array ( [id] => 17517455 [patent_doc_number] => 11296623 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-04-05 [patent_title] => Emergency braking for a drive system [patent_app_type] => utility [patent_app_number] => 16/862961 [patent_app_country] => US [patent_app_date] => 2020-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4278 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16862961 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/862961
Emergency braking for a drive system Apr 29, 2020 Issued
Array ( [id] => 16425642 [patent_doc_number] => 20200350840 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-05 [patent_title] => METHOD FOR DETERMINING AN OFFSET OF AN ANGULAR POSITION ENCODER ON A ROTOR SHAFT OF AN ELECTRIC MACHINE [patent_app_type] => utility [patent_app_number] => 16/861535 [patent_app_country] => US [patent_app_date] => 2020-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2620 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16861535 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/861535
Method for determining an offset of an angular position encoder on a rotor shaft of an electric machine Apr 28, 2020 Issued
Array ( [id] => 17204202 [patent_doc_number] => 20210344297 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-04 [patent_title] => AC DRIVE DV/DT FILTER USING REVERSE RECOVERY CHARGE OF DIODES [patent_app_type] => utility [patent_app_number] => 16/861887 [patent_app_country] => US [patent_app_date] => 2020-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5717 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16861887 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/861887
AC drive DV/DT filter using reverse recovery charge of diodes Apr 28, 2020 Issued
Array ( [id] => 19329319 [patent_doc_number] => 12047013 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-23 [patent_title] => Motor drive topologies for traction and charging in electrified vehicles [patent_app_type] => utility [patent_app_number] => 17/605385 [patent_app_country] => US [patent_app_date] => 2020-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 16 [patent_no_of_words] => 13864 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17605385 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/605385
Motor drive topologies for traction and charging in electrified vehicles Apr 23, 2020 Issued
Array ( [id] => 18579501 [patent_doc_number] => 11736045 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-22 [patent_title] => System and method for supplying AC driving voltages to a plurality of electric motors by using a modular energy storage direct converter system [patent_app_type] => utility [patent_app_number] => 17/604551 [patent_app_country] => US [patent_app_date] => 2020-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 26 [patent_no_of_words] => 13493 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 317 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17604551 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/604551
System and method for supplying AC driving voltages to a plurality of electric motors by using a modular energy storage direct converter system Apr 20, 2020 Issued
Array ( [id] => 18608627 [patent_doc_number] => 11750113 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-05 [patent_title] => Inverter device [patent_app_type] => utility [patent_app_number] => 17/600770 [patent_app_country] => US [patent_app_date] => 2020-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 7155 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [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] => 17600770 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/600770
Inverter device Apr 13, 2020 Issued
Array ( [id] => 16379872 [patent_doc_number] => 20200328715 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-15 [patent_title] => PWM Streaming Serial Interface to Simultaneously Control Multiple BLDC Motors [patent_app_type] => utility [patent_app_number] => 16/843962 [patent_app_country] => US [patent_app_date] => 2020-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3782 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16843962 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/843962
PWM Streaming Serial Interface to Simultaneously Control Multiple BLDC Motors Apr 8, 2020 Abandoned
Array ( [id] => 18241362 [patent_doc_number] => 20230073673 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => MULTI-CAR ELEVATOR CONTROL DEVICE [patent_app_type] => utility [patent_app_number] => 17/795544 [patent_app_country] => US [patent_app_date] => 2020-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7797 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17795544 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/795544
MULTI-CAR ELEVATOR CONTROL DEVICE Mar 30, 2020 Pending
Array ( [id] => 16397820 [patent_doc_number] => 20200338678 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-29 [patent_title] => MACHINING SYSTEM AND MACHINING METHOD [patent_app_type] => utility [patent_app_number] => 16/835389 [patent_app_country] => US [patent_app_date] => 2020-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3854 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16835389 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/835389
Machining system and machining method Mar 30, 2020 Issued
Array ( [id] => 18508015 [patent_doc_number] => 11705846 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-18 [patent_title] => Apparatus and methods to control electric motors [patent_app_type] => utility [patent_app_number] => 17/593867 [patent_app_country] => US [patent_app_date] => 2020-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 17 [patent_no_of_words] => 13242 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17593867 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/593867
Apparatus and methods to control electric motors Mar 26, 2020 Issued
Array ( [id] => 16998967 [patent_doc_number] => 11077754 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-03 [patent_title] => In-vehicle control apparatus and program [patent_app_type] => utility [patent_app_number] => 16/829150 [patent_app_country] => US [patent_app_date] => 2020-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5391 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 238 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16829150 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/829150
In-vehicle control apparatus and program Mar 24, 2020 Issued
Array ( [id] => 17181854 [patent_doc_number] => 11159108 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-26 [patent_title] => Electric motor drive system for a vehicle [patent_app_type] => utility [patent_app_number] => 16/830207 [patent_app_country] => US [patent_app_date] => 2020-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4124 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16830207 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/830207
Electric motor drive system for a vehicle Mar 24, 2020 Issued
Array ( [id] => 17181854 [patent_doc_number] => 11159108 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-26 [patent_title] => Electric motor drive system for a vehicle [patent_app_type] => utility [patent_app_number] => 16/830207 [patent_app_country] => US [patent_app_date] => 2020-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4124 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16830207 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/830207
Electric motor drive system for a vehicle Mar 24, 2020 Issued
Array ( [id] => 17116413 [patent_doc_number] => 20210297010 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-23 [patent_title] => POWER CONVERTER PWM [patent_app_type] => utility [patent_app_number] => 16/823676 [patent_app_country] => US [patent_app_date] => 2020-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4769 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16823676 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/823676
Power converter PWM Mar 18, 2020 Issued
Array ( [id] => 17677590 [patent_doc_number] => 20220190757 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-16 [patent_title] => METHOD FOR OPERATING AN ELECTRIC MACHINE, APPARATUS [patent_app_type] => utility [patent_app_number] => 17/607257 [patent_app_country] => US [patent_app_date] => 2020-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3605 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17607257 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/607257
METHOD FOR OPERATING AN ELECTRIC MACHINE, APPARATUS Mar 17, 2020 Abandoned
Array ( [id] => 16301763 [patent_doc_number] => 20200287486 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-10 [patent_title] => METHOD TO REDUCE THE COMMUTATION LOSS IN A MOTOR INVERTER [patent_app_type] => utility [patent_app_number] => 16/807924 [patent_app_country] => US [patent_app_date] => 2020-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5166 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16807924 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/807924
Method to reduce the commutation loss in a motor inverter Mar 2, 2020 Issued
Array ( [id] => 17591224 [patent_doc_number] => 11329510 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-10 [patent_title] => Method and apparatus for power transfer to an independent moving cart during travel along a track [patent_app_type] => utility [patent_app_number] => 16/800616 [patent_app_country] => US [patent_app_date] => 2020-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 22 [patent_no_of_words] => 15061 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16800616 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/800616
Method and apparatus for power transfer to an independent moving cart during travel along a track Feb 24, 2020 Issued
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