Search

Thanh V. Pham

Examiner (ID: 2241, Phone: (571)272-1866 , Office: P/2899 )

Most Active Art Unit
2823
Art Unit(s)
2823, 2894, 2899
Total Applications
1200
Issued Applications
1002
Pending Applications
5
Abandoned Applications
195

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18861613 [patent_doc_number] => 20230416048 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => ELEVATOR SYSTEMS AND ROBOT OPERATIONS ASSOCIATED THEREWITH [patent_app_type] => utility [patent_app_number] => 17/851356 [patent_app_country] => US [patent_app_date] => 2022-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9556 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17851356 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/851356
ELEVATOR SYSTEMS AND ROBOT OPERATIONS ASSOCIATED THEREWITH Jun 27, 2022 Pending
Array ( [id] => 19487797 [patent_doc_number] => 12107527 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-01 [patent_title] => Method and system for active detection of rotor magnet temperature [patent_app_type] => utility [patent_app_number] => 17/851755 [patent_app_country] => US [patent_app_date] => 2022-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4621 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17851755 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/851755
Method and system for active detection of rotor magnet temperature Jun 27, 2022 Issued
Array ( [id] => 18365154 [patent_doc_number] => 20230146745 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-11 [patent_title] => AVOIDING ENTRAPMENT IN AN ELEVATOR [patent_app_type] => utility [patent_app_number] => 17/849114 [patent_app_country] => US [patent_app_date] => 2022-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6930 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 17849114 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/849114
AVOIDING ENTRAPMENT IN AN ELEVATOR Jun 23, 2022 Pending
Array ( [id] => 18506001 [patent_doc_number] => 11703813 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-18 [patent_title] => Tracking a position of a motorized window treatment [patent_app_type] => utility [patent_app_number] => 17/846549 [patent_app_country] => US [patent_app_date] => 2022-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 13355 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17846549 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/846549
Tracking a position of a motorized window treatment Jun 21, 2022 Issued
Array ( [id] => 18162636 [patent_doc_number] => 20230029229 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-26 [patent_title] => MOTOR DRIVING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/846655 [patent_app_country] => US [patent_app_date] => 2022-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6087 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17846655 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/846655
Single motor with dual inverters using voltage vector Jun 21, 2022 Issued
Array ( [id] => 18963387 [patent_doc_number] => 11897130 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-13 [patent_title] => Planar drive device, and method for operating a planar drive device [patent_app_type] => utility [patent_app_number] => 17/844902 [patent_app_country] => US [patent_app_date] => 2022-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 2867 [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] => 17844902 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/844902
Planar drive device, and method for operating a planar drive device Jun 20, 2022 Issued
Array ( [id] => 18844270 [patent_doc_number] => 20230406674 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => ELEVATOR SYSTEM IMPLEMENTING A MULTI-LINEAR MULTI-PHASE INDUCTION MACHINE INCLUDING A PLURALITY OF STATORS CONTROLLED IN PARALLEL [patent_app_type] => utility [patent_app_number] => 17/842002 [patent_app_country] => US [patent_app_date] => 2022-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4527 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17842002 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/842002
ELEVATOR SYSTEM IMPLEMENTING A MULTI-LINEAR MULTI-PHASE INDUCTION MACHINE INCLUDING A PLURALITY OF STATORS CONTROLLED IN PARALLEL Jun 15, 2022 Pending
Array ( [id] => 18336315 [patent_doc_number] => 20230128264 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-27 [patent_title] => DEVICE AND METHOD FOR DETECTING ELEVATOR ROPE ELONGATION AND ELEVATOR [patent_app_type] => utility [patent_app_number] => 17/836415 [patent_app_country] => US [patent_app_date] => 2022-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4329 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17836415 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/836415
Device and method for detecting elevator rope elongation and elevator Jun 8, 2022 Issued
Array ( [id] => 18098370 [patent_doc_number] => 20220416711 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-29 [patent_title] => MOTOR DRIVING SYSTEM [patent_app_type] => utility [patent_app_number] => 17/828442 [patent_app_country] => US [patent_app_date] => 2022-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6651 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 261 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17828442 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/828442
Motor driving system May 30, 2022 Issued
Array ( [id] => 18048521 [patent_doc_number] => 11522480 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-06 [patent_title] => SPMSM sensorless composite control method with dual sliding-mode observers [patent_app_type] => utility [patent_app_number] => 17/829094 [patent_app_country] => US [patent_app_date] => 2022-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 5377 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 319 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17829094 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/829094
SPMSM sensorless composite control method with dual sliding-mode observers May 30, 2022 Issued
Array ( [id] => 17856024 [patent_doc_number] => 20220286067 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-08 [patent_title] => DRIVE METHODS FOR A THREE-PHASE MOTOR [patent_app_type] => utility [patent_app_number] => 17/664839 [patent_app_country] => US [patent_app_date] => 2022-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10472 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17664839 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/664839
Drive methods for a three-phase motor May 23, 2022 Issued
Array ( [id] => 19491523 [patent_doc_number] => 12110217 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-08 [patent_title] => Chain motor power distribution and control [patent_app_type] => utility [patent_app_number] => 17/750541 [patent_app_country] => US [patent_app_date] => 2022-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 50 [patent_figures_cnt] => 76 [patent_no_of_words] => 9777 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17750541 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/750541
Chain motor power distribution and control May 22, 2022 Issued
Array ( [id] => 17856031 [patent_doc_number] => 20220286074 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-08 [patent_title] => METHOD FOR RELIABLE CONTROL OF HIGH ROTOR POLE SWITCHED RELUCTANCE MACHINE [patent_app_type] => utility [patent_app_number] => 17/750503 [patent_app_country] => US [patent_app_date] => 2022-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4736 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 216 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17750503 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/750503
Method for reliable control of high rotor pole switched reluctance machine May 22, 2022 Issued
Array ( [id] => 18508014 [patent_doc_number] => 11705845 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-18 [patent_title] => Motor control device [patent_app_type] => utility [patent_app_number] => 17/749877 [patent_app_country] => US [patent_app_date] => 2022-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 11209 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17749877 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/749877
Motor control device May 19, 2022 Issued
Array ( [id] => 19734184 [patent_doc_number] => 12212190 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-28 [patent_title] => Method and system to suppress tonal noises over a wide speed range in alternating current electric machines [patent_app_type] => utility [patent_app_number] => 17/743928 [patent_app_country] => US [patent_app_date] => 2022-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 7415 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17743928 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/743928
Method and system to suppress tonal noises over a wide speed range in alternating current electric machines May 12, 2022 Issued
Array ( [id] => 18508001 [patent_doc_number] => 11705832 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-18 [patent_title] => Device for driving a plurality of motors and electric apparatus including the same [patent_app_type] => utility [patent_app_number] => 17/744303 [patent_app_country] => US [patent_app_date] => 2022-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 42 [patent_figures_cnt] => 52 [patent_no_of_words] => 19264 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17744303 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/744303
Device for driving a plurality of motors and electric apparatus including the same May 12, 2022 Issued
Array ( [id] => 20263608 [patent_doc_number] => 12434579 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-07 [patent_title] => Control apparatus for in-wheel motor vehicle [patent_app_type] => utility [patent_app_number] => 17/741645 [patent_app_country] => US [patent_app_date] => 2022-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 0 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17741645 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/741645
Control apparatus for in-wheel motor vehicle May 10, 2022 Issued
Array ( [id] => 20329228 [patent_doc_number] => 12459491 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-04 [patent_title] => Independent clutch and power device control of a multi-mode electro-mechanical infinitely variable transmission operating without electric energy storage device [patent_app_type] => utility [patent_app_number] => 17/661887 [patent_app_country] => US [patent_app_date] => 2022-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2424 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17661887 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/661887
Independent clutch and power device control of a multi-mode electro-mechanical infinitely variable transmission operating without electric energy storage device May 2, 2022 Issued
Array ( [id] => 18579504 [patent_doc_number] => 11736048 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-08-22 [patent_title] => Feedforward current control for dual wound synchronous motor drives [patent_app_type] => utility [patent_app_number] => 17/719944 [patent_app_country] => US [patent_app_date] => 2022-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 16 [patent_no_of_words] => 13900 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 301 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17719944 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/719944
Feedforward current control for dual wound synchronous motor drives Apr 12, 2022 Issued
Array ( [id] => 17791783 [patent_doc_number] => 20220250874 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-11 [patent_title] => MONITORING OF AN ELEVATOR SYSTEM [patent_app_type] => utility [patent_app_number] => 17/712467 [patent_app_country] => US [patent_app_date] => 2022-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6046 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17712467 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/712467
MONITORING OF AN ELEVATOR SYSTEM Apr 3, 2022 Abandoned
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