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] => 18223838 [patent_doc_number] => 20230062832 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-02 [patent_title] => Method of Determining Initial Speed for a Synchronous Motor and a Controller Therefor [patent_app_type] => utility [patent_app_number] => 17/462917 [patent_app_country] => US [patent_app_date] => 2021-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5775 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 17462917 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/462917
Method of determining initial speed for a synchronous motor and a controller therefor Aug 30, 2021 Issued
Array ( [id] => 18237885 [patent_doc_number] => 20230070195 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => Multi-Phase Permanent Magnet Rotor Motor With Independent Phase Coil Windings [patent_app_type] => utility [patent_app_number] => 17/462773 [patent_app_country] => US [patent_app_date] => 2021-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6481 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17462773 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/462773
Multi-phase permanent magnet rotor motor with independent phase coil windings Aug 30, 2021 Issued
Array ( [id] => 18224920 [patent_doc_number] => 20230063914 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-02 [patent_title] => Method of Aligning a Rotor of a Synchronous Motor at a Specified Rotor Angle and a Controller Therefor [patent_app_type] => utility [patent_app_number] => 17/462846 [patent_app_country] => US [patent_app_date] => 2021-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5437 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17462846 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/462846
Method of aligning a rotor of a synchronous motor at a specified rotor angle and a controller therefor Aug 30, 2021 Issued
Array ( [id] => 17278665 [patent_doc_number] => 20210384863 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-09 [patent_title] => ELECTRIC MOTOR DRIVE DEVICE [patent_app_type] => utility [patent_app_number] => 17/406215 [patent_app_country] => US [patent_app_date] => 2021-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16435 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 373 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17406215 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/406215
Electric motor drive device Aug 18, 2021 Issued
Array ( [id] => 20548565 [patent_doc_number] => 12559343 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-24 [patent_title] => Emergency terminal deceleration in elevator systems [patent_app_type] => utility [patent_app_number] => 17/397237 [patent_app_country] => US [patent_app_date] => 2021-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 1127 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17397237 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/397237
Emergency terminal deceleration in elevator systems Aug 8, 2021 Issued
Array ( [id] => 18624276 [patent_doc_number] => 11757338 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-12 [patent_title] => Power distribution within an electric machine [patent_app_type] => utility [patent_app_number] => 17/634828 [patent_app_country] => US [patent_app_date] => 2021-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 18 [patent_no_of_words] => 10073 [patent_no_of_claims] => 44 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 223 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17634828 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/634828
Power distribution within an electric machine Aug 1, 2021 Issued
Array ( [id] => 20414546 [patent_doc_number] => 12497819 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-16 [patent_title] => Automatic swing door and sensor [patent_app_type] => utility [patent_app_number] => 18/017880 [patent_app_country] => US [patent_app_date] => 2021-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 2423 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 285 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18017880 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/017880
Automatic swing door and sensor Jul 27, 2021 Issued
Array ( [id] => 18656780 [patent_doc_number] => 20230302681 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => ELECTRIC DRIVE FOR A MIXER DRUM [patent_app_type] => utility [patent_app_number] => 18/020631 [patent_app_country] => US [patent_app_date] => 2021-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2623 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18020631 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/020631
Electric drive for a mixer drum Jul 26, 2021 Issued
Array ( [id] => 17473751 [patent_doc_number] => 20220081255 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-17 [patent_title] => Retrofit Voice Activated Elevator Control System [patent_app_type] => utility [patent_app_number] => 17/386130 [patent_app_country] => US [patent_app_date] => 2021-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8644 [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] => 17386130 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/386130
Retrofit Voice Activated Elevator Control System Jul 26, 2021 Pending
Array ( [id] => 17390187 [patent_doc_number] => 20220038039 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => TRANSPORT APPARATUS AND CONTROL METHOD [patent_app_type] => utility [patent_app_number] => 17/384492 [patent_app_country] => US [patent_app_date] => 2021-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7936 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17384492 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/384492
Transport apparatus and control method Jul 22, 2021 Issued
Array ( [id] => 17385368 [patent_doc_number] => 20220033220 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => ELEVATOR CROWD REDUCTION [patent_app_type] => utility [patent_app_number] => 17/381409 [patent_app_country] => US [patent_app_date] => 2021-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5126 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17381409 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/381409
ELEVATOR CROWD REDUCTION Jul 20, 2021 Abandoned
Array ( [id] => 17401164 [patent_doc_number] => 20220043254 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-10 [patent_title] => METHOD FOR DETERMINING A TORSION ANGLE OF A MIRROR BODY OF AN MEMS APPARATUS [patent_app_type] => utility [patent_app_number] => 17/443122 [patent_app_country] => US [patent_app_date] => 2021-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6847 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17443122 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/443122
Method for determining a torsion angle of a mirror body of an MEMS apparatus Jul 20, 2021 Issued
Array ( [id] => 18041001 [patent_doc_number] => 20220385218 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => SENSORLESS MOTOR ROTOR ANGLE CORRECTION METHOD AND SYSTEM [patent_app_type] => utility [patent_app_number] => 17/305692 [patent_app_country] => US [patent_app_date] => 2021-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7679 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 271 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17305692 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/305692
SENSORLESS MOTOR ROTOR ANGLE CORRECTION METHOD AND SYSTEM Jul 12, 2021 Abandoned
Array ( [id] => 19944069 [patent_doc_number] => 12316211 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-27 [patent_title] => Synchronized multi-inverter system with reduced ripple current in DC link [patent_app_type] => utility [patent_app_number] => 18/016178 [patent_app_country] => US [patent_app_date] => 2021-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18016178 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/016178
Synchronized multi-inverter system with reduced ripple current in DC link Jul 7, 2021 Issued
Array ( [id] => 20305819 [patent_doc_number] => 12451823 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-21 [patent_title] => Control method and circuit for a direct current motor for an infusion unit of a machine for preparing coffee beverages [patent_app_type] => utility [patent_app_number] => 18/014415 [patent_app_country] => US [patent_app_date] => 2021-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 19 [patent_no_of_words] => 3400 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18014415 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/014415
Control method and circuit for a direct current motor for an infusion unit of a machine for preparing coffee beverages Jul 7, 2021 Issued
Array ( [id] => 18140224 [patent_doc_number] => 20230014063 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => MOTOR CONTROLLER AND A METHOD FOR CONTROLLING A MOTOR [patent_app_type] => utility [patent_app_number] => 17/369000 [patent_app_country] => US [patent_app_date] => 2021-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10187 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [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] => 17369000 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/369000
Motor controller and a method for controlling a motor Jul 6, 2021 Issued
Array ( [id] => 18113705 [patent_doc_number] => 20230006585 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-05 [patent_title] => MOTOR CONTROLLER AND A METHOD FOR CONTROLLING A MOTOR [patent_app_type] => utility [patent_app_number] => 17/363571 [patent_app_country] => US [patent_app_date] => 2021-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8972 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17363571 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/363571
Motor controller and a method for controlling a motor Jun 29, 2021 Issued
Array ( [id] => 17168185 [patent_doc_number] => 20210321855 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-21 [patent_title] => SURGICAL ROBOTIC TOOL MULTI-MOTOR ACTUATOR AND CONTROLLER [patent_app_type] => utility [patent_app_number] => 17/362871 [patent_app_country] => US [patent_app_date] => 2021-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6297 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17362871 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/362871
Surgical robotic tool multi-motor actuator and controller Jun 28, 2021 Issued
Array ( [id] => 18263593 [patent_doc_number] => 11611303 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-21 [patent_title] => Method of detecting connection fault of electric motor [patent_app_type] => utility [patent_app_number] => 17/358678 [patent_app_country] => US [patent_app_date] => 2021-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 5105 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17358678 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/358678
Method of detecting connection fault of electric motor Jun 24, 2021 Issued
Array ( [id] => 18098361 [patent_doc_number] => 20220416702 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-29 [patent_title] => DETECTING MOTOR STALL CONDITION [patent_app_type] => utility [patent_app_number] => 17/357433 [patent_app_country] => US [patent_app_date] => 2021-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6594 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17357433 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/357433
Detecting motor stall condition Jun 23, 2021 Issued
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