AC Motor Control Device
US-2026095115-A1 · Apr 2, 2026 · US
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Ajima Toshiyuki patents
Ajima Toshiyuki is listed as an inventor on 77 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Ajima Toshiyuki |
| Total patents | 77 |
| First publication | Sep 22, 2015 |
| Latest publication | Apr 2, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Synchronous machine control device, synchronous machine control method, and electric vehicle
US-12592657-B2 · Mar 31, 2026 · US
Ac motor control device, electric vehicle, and ac motor control method
US-2026045896-A1 · Feb 12, 2026 · US
Synchronous Machine Control Device, Synchronous Machine Control Method, and Electric Vehicle
US-2026019020-A1 · Jan 15, 2026 · US
Motor control device, electromechanical integrated unit, boost converter system, electric vehicle system, and motor control method
US-12491774-B2 · Dec 9, 2025 · US
Synchronous machine control device, synchronous machine control method, and electric vehicle
US-12445074-B2 · Oct 14, 2025 · US
Motor drive device and electric vehicle system
US-12395108-B2 · Aug 19, 2025 · US
Control device for alternating-current electric motor and electric vehicle equipped with the same, and electric aircraft
US-2025211149-A1 · Jun 26, 2025 · US
Inverter Control Device, Electric Power Steering System, and Electric Vehicle System
US-2025192711-A1 · Jun 12, 2025 · US
Motor control device and electric vehicle
US-2025183827-A1 · Jun 5, 2025 · US
Recent patents
Latest publications not already listed above.
Motor control device, mechatronic unit, power generation system, boost converter system, and electric vehicle system
US-12301071-B2 · May 13, 2025 · US
Synchronous machine control device, synchronous machine control method, and electric vehicle
US-2025141381-A1 · May 1, 2025 · US
Electric motor control device, vehicle, and electric motor control method
US-12212255-B2 · Jan 28, 2025 · US
Inverter control device and electric vehicle system
US-12170497-B2 · Dec 17, 2024 · US
Inverter control device and electric vehicle system
US-12149183-B2 · Nov 19, 2024 · US
Synchronous-motor control device and electric vehicle
US-2024356470-A1 · Oct 24, 2024 · US
Motor control device, electromechanical integrated unit, and electric vehicle system
US-12074542-B2 · Aug 27, 2024 · US
Motor control device, electromechanical unit, electric vehicle system, and motor control method
US-12074551-B2 · Aug 27, 2024 · US
Synchronous Machine Control Device, Synchronous Machine Control Method, and Electric Vehicle
US-2024171107-A1 · May 23, 2024 · US
Inverter control device
US-11984821-B2 · May 14, 2024 · US
Motor control device, motor control method, hybrid system, boost converter system and electric power steering system
US-11967915-B2 · Apr 23, 2024 · US
Motor control device and electric brake device including the same
US-11967912-B2 · Apr 23, 2024 · US
Motor Drive Device and Electric Vehicle System
US-2024128908-A1 · Apr 18, 2024 · US
Brake system
US-11958459-B2 · Apr 16, 2024 · US
Brake control device and brake system
US-11932224-B2 · Mar 19, 2024 · US
Motor control device, electromechanical integrated unit, boost converter system, electric vehicle system, and motor control method
US-2024042867-A1 · Feb 8, 2024 · US
Electric motor control device, vehicle, and electric motor control method
US-2023246579-A1 · Aug 3, 2023 · US
Motor control device, mechatronic unit, power generation system, boost converter system, and electric vehicle system
US-2023223824-A1 · Jul 13, 2023 · US
Synchronous machine control device, synchronous machine control method, and electric vehicle
US-2023155529-A1 · May 18, 2023 · US
Inverter control device and electric vehicle system
US-2023155534-A1 · May 18, 2023 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Hitachi Astemo Ltd | 43 |
| Hitachi Automotive Systems Ltd | 40 |
| Hitachi Ltd | 3 |
| Ajima Toshiyuki | 2 |
| Matsuzaki Norikazu | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H02P27/08 | 42 |
| H02M7/5395 | 37 |
| H02P21/22 | 23 |
| B62D5/046 | 20 |
| Y02T10/64 | 19 |