Toshiyuki Ajima

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Inverter control device and electric vehicle system
- Patent number 12,170,497
- Issue date Dec 17, 2024
- HITACHI ASTEMO, LTD.
- Toshiyuki Ajima
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Inverter control device and electric vehicle system
- Patent number 12,149,183
- Issue date Nov 19, 2024
- Hitachi Astemo, Ltd.
- Takafumi Hara
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Motor control device, electromechanical integrated unit, and electr...
- Patent number 12,074,542
- Issue date Aug 27, 2024
- Hitachi Astemo, Ltd.
- Takafumi Hara
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Motor control device, electromechanical unit, electric vehicle syst...
- Patent number 12,074,551
- Issue date Aug 27, 2024
- Hitachi Astemo, Ltd.
- Takafumi Hara
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Inverter control device
- Patent number 11,984,821
- Issue date May 14, 2024
- Hitachi Astemo, Ltd.
- Toshiyuki Ajima
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Motor control device and electric brake device including the same
- Patent number 11,967,912
- Issue date Apr 23, 2024
- Hitachi Astemo, Ltd.
- Hiroaki Sato
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Motor control device, motor control method, hybrid system, boost co...
- Patent number 11,967,915
- Issue date Apr 23, 2024
- Hitachi Astemo, Ltd.
- Takaya Tsukagoshi
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Brake system
- Patent number 11,958,459
- Issue date Apr 16, 2024
- Hitachi Astemo, Ltd.
- Kyoshiro Itakura
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Brake control device and brake system
- Patent number 11,932,224
- Issue date Mar 19, 2024
- Hitachi Astemo, Ltd.
- Kyoshiro Itakura
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Motor control device and electric vehicle system
- Patent number 11,646,690
- Issue date May 9, 2023
- Hitachi Astemo, Ltd.
- Takafumi Hara
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Power conversion device
- Patent number 11,611,292
- Issue date Mar 21, 2023
- Hitachi Astemo, Ltd.
- Shigehisa Aoyagi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor control device and electric vehicle system using the same
- Patent number 11,558,000
- Issue date Jan 17, 2023
- Hitachi Astemo, Ltd.
- Takafumi Hara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor control device and brake control device
- Patent number 11,451,179
- Issue date Sep 20, 2022
- Hitachi Astemo, Ltd.
- Takafumi Hara
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Inverter device for performing a power conversion operation to conv...
- Patent number 11,374,505
- Issue date Jun 28, 2022
- Hitachi Astemo, Ltd.
- Takuya Nemoto
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Inverter control device, inverter control method, inverter control...
- Patent number 11,356,037
- Issue date Jun 7, 2022
- Hitachi Astemo, Ltd.
- Taizou Miyazaki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Inverter device for performing a power conversion operation to conv...
- Patent number 11,342,863
- Issue date May 24, 2022
- Hitachi Astemo, Ltd.
- Takuya Nemoto
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Control device for electric power steering apparatus and electric p...
- Patent number 11,325,641
- Issue date May 10, 2022
- Hitachi Astemo, Ltd.
- Takafumi Hara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Control device for three-phase synchronous motor and electric power...
- Patent number 11,228,271
- Issue date Jan 18, 2022
- Hitachi Astemo, Ltd.
- Takafumi Hara
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Motor drive system
- Patent number 11,196,377
- Issue date Dec 7, 2021
- Hitachi Astemo, Ltd.
- Midori Takaoka
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Inverter drive device and electrically driven vehicle system using...
- Patent number 10,873,285
- Issue date Dec 22, 2020
- HITACHI AUTOMOTIVE SYSTEMS, LTD.
- Takafumi Hara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Inverter device and electric vehicle
- Patent number 10,826,410
- Issue date Nov 3, 2020
- Hitachi Automotive Systems, Ltd.
- Toshiyuki Ajima
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Inverter driving device, electric brake apparatus, and electric pow...
- Patent number 10,511,249
- Issue date Dec 17, 2019
- Hitachi Automotive Systems, Ltd.
- Masahiro Seo
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Drive device for three-phase synchronous motor
- Patent number 10,411,621
- Issue date Sep 10, 2019
- Hitachi Automotive Systems, Ltd.
- Takafumi Hara
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Electric motor drive control device, electrically driven power stee...
- Patent number 9,831,814
- Issue date Nov 28, 2017
- Hitachi Automotive Systems, Ltd.
- Toshiyuki Ajima
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Inverter device and electric vehicle
- Patent number 9,819,299
- Issue date Nov 14, 2017
- Hitachi Automotive Systems, Ltd.
- Toshiyuki Ajima
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Inverter device
- Patent number 9,610,972
- Issue date Apr 4, 2017
- Hitachi Automotive Systems, Ltd.
- Toshiyuki Ajima
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Inverter apparatus
- Patent number 9,531,305
- Issue date Dec 27, 2016
- Hitachi Automotive Systems, Ltd.
- Toshiyuki Ajima
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Brake control device
- Patent number 9,278,676
- Issue date Mar 8, 2016
- Hitachi Automotive Systems, Ltd.
- Kimio Nishino
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Electric booster
- Patent number 9,180,852
- Issue date Nov 10, 2015
- Hitachi Automotive Systems, Ltd.
- Daichi Nomura
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Motor drive device
- Patent number 9,143,065
- Issue date Sep 22, 2015
- Hitachi Automotive Systems, Ltd.
- Toshiyuki Ajima
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
SYNCHRONOUS-MOTOR CONTROL DEVICE AND ELECTRIC VEHICLE
- Publication number 20240356470
- Publication date Oct 24, 2024
- Hitachi Astemo, Ltd.
- Shun TANIGUCHI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Synchronous Machine Control Device, Synchronous Machine Control Met...
- Publication number 20240171107
- Publication date May 23, 2024
- Hitachi Astemo, Ltd.
- Shun TANIGUCHI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Motor Drive Device and Electric Vehicle System
- Publication number 20240128908
- Publication date Apr 18, 2024
- Hitachi Astemo, Ltd.
- Noriya NAKAO
- B60 - VEHICLES IN GENERAL
Information Patent Application
MOTOR CONTROL DEVICE, ELECTROMECHANICAL INTEGRATED UNIT, BOOST CONV...
- Publication number 20240042867
- Publication date Feb 8, 2024
- Hitachi Astemo, Ltd.
- Takafumi HARA
- B60 - VEHICLES IN GENERAL
Information Patent Application
ELECTRIC MOTOR CONTROL DEVICE, VEHICLE, AND ELECTRIC MOTOR CONTROL...
- Publication number 20230246579
- Publication date Aug 3, 2023
- Hitachi Astemo, Ltd.
- Shun TANIGUCHI
- B60 - VEHICLES IN GENERAL
Information Patent Application
MOTOR CONTROL DEVICE, MECHATRONIC UNIT, POWER GENERATION SYSTEM, BO...
- Publication number 20230223824
- Publication date Jul 13, 2023
- Hitachi, Ltd
- Takafumi HARA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
INVERTER CONTROL DEVICE AND ELECTRIC VEHICLE SYSTEM
- Publication number 20230155534
- Publication date May 18, 2023
- Hitachi Astemo, Ltd.
- Toshiyuki AJIMA
- B60 - VEHICLES IN GENERAL
Information Patent Application
SYNCHRONOUS MACHINE CONTROL DEVICE, SYNCHRONOUS MACHINE CONTROL MET...
- Publication number 20230155529
- Publication date May 18, 2023
- Hitachi Astemo, Ltd.
- Shun TANIGUCHI
- B60 - VEHICLES IN GENERAL
Information Patent Application
MOTOR CONTROL DEVICE, ELECTROMECHANICAL UNIT, ELECTRIC VEHICLE SYST...
- Publication number 20230141601
- Publication date May 11, 2023
- Hitachi Astemo, Ltd.
- Takafumi HARA
- B60 - VEHICLES IN GENERAL
Information Patent Application
INVERTER CONTROL DEVICE AND ELECTRIC VEHICLE SYSTEM
- Publication number 20230035063
- Publication date Feb 2, 2023
- Hitachi Astemo, Ltd.
- Takafumi HARA
- B60 - VEHICLES IN GENERAL
Information Patent Application
Motor Control Device, Motor Control Method, Hybrid System, Boost Co...
- Publication number 20230008549
- Publication date Jan 12, 2023
- Hitachi Astemo, Ltd.
- Takaya TSUKAGOSHI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR CONTROL DEVICE, ELECTROMECHANICAL INTEGRATED UNIT, AND ELECTR...
- Publication number 20220345060
- Publication date Oct 27, 2022
- Hitachi Astemo, Ltd.
- Takafumi HARA
- B60 - VEHICLES IN GENERAL
Information Patent Application
Inverter Control Device
- Publication number 20220247328
- Publication date Aug 4, 2022
- Hitachi Astemo, Ltd.
- Toshiyuki AJIMA
- B60 - VEHICLES IN GENERAL
Information Patent Application
POWER CONVERSION DEVICE
- Publication number 20220029572
- Publication date Jan 27, 2022
- Hitachi Astemo, Ltd.
- Shigehisa AOYAGI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BRAKE CONTROL DEVICE AND BRAKE SYSTEM
- Publication number 20220001845
- Publication date Jan 6, 2022
- Hitachi Automotive Systems, Ltd.
- Kyoshiro ITAKURA
- B60 - VEHICLES IN GENERAL
Information Patent Application
MOTOR CONTROL DEVICE AND ELECTRIC VEHICLE SYSTEM
- Publication number 20210384859
- Publication date Dec 9, 2021
- Hitachi Astemo, Ltd.
- Takafumi HARA
- B60 - VEHICLES IN GENERAL
Information Patent Application
MOTOR CONTROL DEVICE AND ELECTRIC BRAKE DEVICE INCLUDING THE SAME
- Publication number 20210265936
- Publication date Aug 26, 2021
- Hitachi Automotive Systems, Ltd.
- Hiroaki SATO
- B60 - VEHICLES IN GENERAL
Information Patent Application
INVERTER DEVICE
- Publication number 20210242799
- Publication date Aug 5, 2021
- Hitachi Automotive Systems, Ltd.
- Takuya NEMOTO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BRAKE SYSTEM
- Publication number 20210197777
- Publication date Jul 1, 2021
- Hitachi Automotive Systems, Ltd.
- Kyoshiro ITAKURA
- B60 - VEHICLES IN GENERAL
Information Patent Application
INVERTER CONTROL DEVICE, INVERTER CONTROL METHOD, INVERTER CONTROL...
- Publication number 20210119553
- Publication date Apr 22, 2021
- Hitachi Automotive Systems, Ltd.
- Taizou MIYAZAKI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Control Device for Three-Phase Synchronous Motor and Electric Power...
- Publication number 20210091700
- Publication date Mar 25, 2021
- Hitachi Automotive Systems, Ltd.
- Takafumi HARA
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
Motor Control Device and Electric Vehicle System Using the Same
- Publication number 20210044243
- Publication date Feb 11, 2021
- Hitachi Automotive Systems, Ltd.
- Takafumi HARA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR DRIVE SYSTEM
- Publication number 20200389117
- Publication date Dec 10, 2020
- Hitachi Automotive Systems, Ltd.
- Midori TAKAOKA
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
Motor Control Device and Brake Control Device
- Publication number 20200244203
- Publication date Jul 30, 2020
- Hitachi Automotive Systems, Ltd.
- Takafumi HARA
- B60 - VEHICLES IN GENERAL
Information Patent Application
INVERTER DEVICE AND ELECTRIC VEHICLE
- Publication number 20190363646
- Publication date Nov 28, 2019
- Hitachi Automotive Systems, Ltd.
- Toshiyuki AJIMA
- B60 - VEHICLES IN GENERAL
Information Patent Application
Inverter Drive Device and Electrically Driven Vehicle System Using...
- Publication number 20190334469
- Publication date Oct 31, 2019
- Hitachi Automotive Systems, Ltd.
- Takafumi HARA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Inverter Driving Device, Electric Brake Apparatus, and Electric Pow...
- Publication number 20190013761
- Publication date Jan 10, 2019
- Hitachi Automotive Systems, Ltd.
- Masahiro SEO
- B60 - VEHICLES IN GENERAL
Information Patent Application
Control Device for Electric Power Steering Apparatus and Electric P...
- Publication number 20180201303
- Publication date Jul 19, 2018
- Hitachi Automotive Systems, Ltd.
- Takafumi HARA
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
Motor Control Device and Electric Power Steering Device Mounting th...
- Publication number 20180191283
- Publication date Jul 5, 2018
- Hitachi Automotive Systems, Ltd.
- Shigehisa AOYAGI
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
Drive Device for Three-Phase Synchronous Motor
- Publication number 20180183366
- Publication date Jun 28, 2018
- Hitachi Automotive Systems, Ltd.
- Takafumi HARA
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

Toshiyuki Ajima

Person

Patents Grantslast 30 patents

Inverter control device and electric vehicle system

Inverter control device and electric vehicle system

Motor control device, electromechanical integrated unit, and electr...

Motor control device, electromechanical unit, electric vehicle syst...

Inverter control device

Motor control device and electric brake device including the same

Motor control device, motor control method, hybrid system, boost co...

Brake system

Brake control device and brake system

Motor control device and electric vehicle system

Power conversion device

Motor control device and electric vehicle system using the same

Motor control device and brake control device

Inverter device for performing a power conversion operation to conv...

Inverter control device, inverter control method, inverter control...

Inverter device for performing a power conversion operation to conv...

Control device for electric power steering apparatus and electric p...

Control device for three-phase synchronous motor and electric power...

Motor drive system

Inverter drive device and electrically driven vehicle system using...

Inverter device and electric vehicle

Inverter driving device, electric brake apparatus, and electric pow...

Drive device for three-phase synchronous motor

Electric motor drive control device, electrically driven power stee...

Inverter device and electric vehicle

Inverter device

Inverter apparatus

Brake control device

Electric booster

Motor drive device

Patents Applicationslast 30 patents

SYNCHRONOUS-MOTOR CONTROL DEVICE AND ELECTRIC VEHICLE

Synchronous Machine Control Device, Synchronous Machine Control Met...

Motor Drive Device and Electric Vehicle System

MOTOR CONTROL DEVICE, ELECTROMECHANICAL INTEGRATED UNIT, BOOST CONV...

ELECTRIC MOTOR CONTROL DEVICE, VEHICLE, AND ELECTRIC MOTOR CONTROL...

MOTOR CONTROL DEVICE, MECHATRONIC UNIT, POWER GENERATION SYSTEM, BO...

INVERTER CONTROL DEVICE AND ELECTRIC VEHICLE SYSTEM

SYNCHRONOUS MACHINE CONTROL DEVICE, SYNCHRONOUS MACHINE CONTROL MET...

MOTOR CONTROL DEVICE, ELECTROMECHANICAL UNIT, ELECTRIC VEHICLE SYST...

INVERTER CONTROL DEVICE AND ELECTRIC VEHICLE SYSTEM

Motor Control Device, Motor Control Method, Hybrid System, Boost Co...

MOTOR CONTROL DEVICE, ELECTROMECHANICAL INTEGRATED UNIT, AND ELECTR...

Inverter Control Device

POWER CONVERSION DEVICE

BRAKE CONTROL DEVICE AND BRAKE SYSTEM

MOTOR CONTROL DEVICE AND ELECTRIC VEHICLE SYSTEM

MOTOR CONTROL DEVICE AND ELECTRIC BRAKE DEVICE INCLUDING THE SAME

INVERTER DEVICE

BRAKE SYSTEM

INVERTER CONTROL DEVICE, INVERTER CONTROL METHOD, INVERTER CONTROL...

Control Device for Three-Phase Synchronous Motor and Electric Power...

Motor Control Device and Electric Vehicle System Using the Same

MOTOR DRIVE SYSTEM

Motor Control Device and Brake Control Device

INVERTER DEVICE AND ELECTRIC VEHICLE

Inverter Drive Device and Electrically Driven Vehicle System Using...

Inverter Driving Device, Electric Brake Apparatus, and Electric Pow...

Control Device for Electric Power Steering Apparatus and Electric P...

Motor Control Device and Electric Power Steering Device Mounting th...

Drive Device for Three-Phase Synchronous Motor