Search

David Donald Davis

Examiner (ID: 18565)

Most Active Art Unit
2627
Art Unit(s)
2687, 2621, 2652, 2695, 2627, 2512, 2754
Total Applications
2043
Issued Applications
1458
Pending Applications
117
Abandoned Applications
488

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20263601 [patent_doc_number] => 12434572 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-07 [patent_title] => Comprehensive control method and system for direct current (DC) power grid of pure battery of ship [patent_app_type] => utility [patent_app_number] => 19/093363 [patent_app_country] => US [patent_app_date] => 2025-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 1067 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 362 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19093363 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/093363
Comprehensive control method and system for direct current (DC) power grid of pure battery of ship Mar 27, 2025 Issued
Array ( [id] => 20084328 [patent_doc_number] => 20250214264 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-03 [patent_title] => ROBOTIC MANIPULATOR WITH CAMERA AND TACTILE SENSING [patent_app_type] => utility [patent_app_number] => 19/087930 [patent_app_country] => US [patent_app_date] => 2025-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5643 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19087930 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/087930
ROBOTIC MANIPULATOR WITH CAMERA AND TACTILE SENSING Mar 23, 2025 Pending
Array ( [id] => 20072934 [patent_doc_number] => 20250211156 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-26 [patent_title] => SYSTEM AND METHOD UTILIZING A VARIABLE FREQUENCY DEVICE FOR SPEED REGULATION OF INDUCTION MOTOR [patent_app_type] => utility [patent_app_number] => 19/073678 [patent_app_country] => US [patent_app_date] => 2025-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1114 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 19073678 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/073678
SYSTEM AND METHOD UTILIZING A VARIABLE FREQUENCY DEVICE FOR SPEED REGULATION OF INDUCTION MOTOR Mar 6, 2025 Pending
Array ( [id] => 19771040 [patent_doc_number] => 20250052466 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-13 [patent_title] => METHOD OF OPERATING A MOTOR COUPLED TO A MECHANICAL LOAD [patent_app_type] => utility [patent_app_number] => 18/795964 [patent_app_country] => US [patent_app_date] => 2024-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5744 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18795964 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/795964
METHOD OF OPERATING A MOTOR COUPLED TO A MECHANICAL LOAD Aug 5, 2024 Pending
Array ( [id] => 19727623 [patent_doc_number] => 20250030374 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-23 [patent_title] => MOTORIZED CRUSHING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/776971 [patent_app_country] => US [patent_app_date] => 2024-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12325 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18776971 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/776971
MOTORIZED CRUSHING APPARATUS Jul 17, 2024 Pending
Array ( [id] => 19708431 [patent_doc_number] => 20250018573 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-16 [patent_title] => PRIMARY ARM AND SECONDARY TOOL COMBINED SYSTEM [patent_app_type] => utility [patent_app_number] => 18/772800 [patent_app_country] => US [patent_app_date] => 2024-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5368 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18772800 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/772800
PRIMARY ARM AND SECONDARY TOOL COMBINED SYSTEM Jul 14, 2024 Pending
Array ( [id] => 19542530 [patent_doc_number] => 20240359566 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-31 [patent_title] => ROTARY PERMANENT MAGNET ELECTRODYNAMIC SUSPENSION DEVICE AND PERMANENT MAGNET ELECTRODYNAMIC SUSPENSION METHOD USING THE SAME [patent_app_type] => utility [patent_app_number] => 18/768201 [patent_app_country] => US [patent_app_date] => 2024-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4404 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 487 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18768201 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/768201
Rotary permanent magnet electrodynamic suspension device and permanent magnet electrodynamic suspension method using the same Jul 9, 2024 Issued
Array ( [id] => 20476800 [patent_doc_number] => 20260019021 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-15 [patent_title] => SYSTEMS FOR ACTIVE DISCHARGE FOR INVERTER FOR ELECTRIC VEHICLE [patent_app_type] => utility [patent_app_number] => 18/767409 [patent_app_country] => US [patent_app_date] => 2024-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3450 [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] => 18767409 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/767409
SYSTEMS FOR ACTIVE DISCHARGE FOR INVERTER FOR ELECTRIC VEHICLE Jul 8, 2024 Pending
Array ( [id] => 20476797 [patent_doc_number] => 20260019018 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-15 [patent_title] => VARIABLE CURRENT CLIP CONTROL IN POWER TOOL [patent_app_type] => utility [patent_app_number] => 18/767091 [patent_app_country] => US [patent_app_date] => 2024-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3196 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18767091 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/767091
VARIABLE CURRENT CLIP CONTROL IN POWER TOOL Jul 8, 2024 Pending
Array ( [id] => 19982577 [patent_doc_number] => 20250120799 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-17 [patent_title] => ELECTRIC TOOTHBRUSH, AND MOTOR CONTROL METHOD, DEVICE, SYSTEM, CONTROL BOARD, AND MEDIUM FOR THE SAME [patent_app_type] => utility [patent_app_number] => 18/747942 [patent_app_country] => US [patent_app_date] => 2024-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5965 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [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] => 18747942 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/747942
Electric toothbrush, and motor control method, device, system, control board, and medium for the same Jun 18, 2024 Issued
Array ( [id] => 19469057 [patent_doc_number] => 20240322727 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-26 [patent_title] => MOTOR-DRIVING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/736693 [patent_app_country] => US [patent_app_date] => 2024-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5608 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18736693 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/736693
Motor-driving apparatus Jun 6, 2024 Issued
Array ( [id] => 19469055 [patent_doc_number] => 20240322725 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-26 [patent_title] => MOTOR CONTROLLER [patent_app_type] => utility [patent_app_number] => 18/678862 [patent_app_country] => US [patent_app_date] => 2024-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8536 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18678862 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/678862
MOTOR CONTROLLER May 29, 2024 Pending
Array ( [id] => 19620024 [patent_doc_number] => 20240405704 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => METHOD OF REDUCING VIBRATIONS IN AN ELECTRIC MOTOR [patent_app_type] => utility [patent_app_number] => 18/674130 [patent_app_country] => US [patent_app_date] => 2024-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2661 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18674130 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/674130
METHOD OF REDUCING VIBRATIONS IN AN ELECTRIC MOTOR May 23, 2024 Pending
Array ( [id] => 19605602 [patent_doc_number] => 20240396482 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-28 [patent_title] => METHOD FOR REGULATING AN ELECTRIC MOTOR [patent_app_type] => utility [patent_app_number] => 18/672639 [patent_app_country] => US [patent_app_date] => 2024-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4220 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 18672639 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/672639
METHOD FOR REGULATING AN ELECTRIC MOTOR May 22, 2024 Pending
Array ( [id] => 19750123 [patent_doc_number] => 20250038688 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-30 [patent_title] => MOTOR CONTROL SYSTEM, MOTOR CONTROL METHOD, AND NON-TRANSITORY STORAGE MEDIUM [patent_app_type] => utility [patent_app_number] => 18/668449 [patent_app_country] => US [patent_app_date] => 2024-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5976 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18668449 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/668449
MOTOR CONTROL SYSTEM, MOTOR CONTROL METHOD, AND NON-TRANSITORY STORAGE MEDIUM May 19, 2024 Pending
Array ( [id] => 20353362 [patent_doc_number] => 20250350214 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-13 [patent_title] => REGENERATIVE BRAKING CURRENT CONTROL IN POWER TOOL [patent_app_type] => utility [patent_app_number] => 18/661954 [patent_app_country] => US [patent_app_date] => 2024-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4714 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18661954 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/661954
REGENERATIVE BRAKING CURRENT CONTROL IN POWER TOOL May 12, 2024 Pending
Array ( [id] => 19590624 [patent_doc_number] => 20240388181 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-21 [patent_title] => VEHICLE DRIVE SYSTEM [patent_app_type] => utility [patent_app_number] => 18/660450 [patent_app_country] => US [patent_app_date] => 2024-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13026 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 246 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18660450 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/660450
VEHICLE DRIVE SYSTEM May 9, 2024 Pending
Array ( [id] => 20353282 [patent_doc_number] => 20250350134 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-13 [patent_title] => ELECTRONIC POWER SYSTEM WITH MODULAR SEALED ENCLOSURE [patent_app_type] => utility [patent_app_number] => 18/659244 [patent_app_country] => US [patent_app_date] => 2024-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3494 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18659244 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/659244
ELECTRONIC POWER SYSTEM WITH MODULAR SEALED ENCLOSURE May 8, 2024 Pending
Array ( [id] => 19573513 [patent_doc_number] => 20240377805 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => CLOSED-LOOP CONTROLLER STRUCTURE FOR MIXED DIRECT/INDIRECT DRIVE OF A MACHINE ELEMENT [patent_app_type] => utility [patent_app_number] => 18/659405 [patent_app_country] => US [patent_app_date] => 2024-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10438 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18659405 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/659405
CLOSED-LOOP CONTROLLER STRUCTURE FOR MIXED DIRECT/INDIRECT DRIVE OF A MACHINE ELEMENT May 8, 2024 Pending
Array ( [id] => 19590675 [patent_doc_number] => 20240388232 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-21 [patent_title] => CONTROL SCHEME FOR STARTING DUAL CHANNEL PERMANENT MAGNET MOTOR DRIVE SYSTEM UNDER OSSC FAULT OF ONE CHANNEL [patent_app_type] => utility [patent_app_number] => 18/657028 [patent_app_country] => US [patent_app_date] => 2024-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5445 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18657028 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/657028
CONTROL SCHEME FOR STARTING DUAL CHANNEL PERMANENT MAGNET MOTOR DRIVE SYSTEM UNDER OSSC FAULT OF ONE CHANNEL May 6, 2024 Pending
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