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Katsumi IKEGAYA
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Hitachinaka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor device and in-vehicle electronic control device using...
Patent number
12,087,703
Issue date
Sep 10, 2024
Hitachi Astemo, Ltd.
Katsumi Ikegaya
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Semiconductor device
Patent number
11,587,951
Issue date
Feb 21, 2023
Hitachi Astemo, Ltd.
Takayuki Oshima
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Electronic control unit
Patent number
11,417,452
Issue date
Aug 16, 2022
Hitachi Astemo, Ltd.
Katsumi Ikegaya
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device
Patent number
11,145,646
Issue date
Oct 12, 2021
Hitachi Automotive Systems, Ltd.
Shinichirou Wada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device, vehicle-mounted semiconductor device, and veh...
Patent number
11,004,762
Issue date
May 11, 2021
HITACHI AUTOMOTIVE SYSTEMS, LTD.
Takayuki Oshima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Switch element and load driving device
Patent number
10,665,496
Issue date
May 26, 2020
Hitachi Automotive Systems, Ltd.
Shinichirou Wada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device
Patent number
10,403,620
Issue date
Sep 3, 2019
Hitachi Automotive Systems, Ltd.
Shinichirou Wada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device, semiconductor integrated circuit, and load dr...
Patent number
10,170,415
Issue date
Jan 1, 2019
Hitachi Automotive Systems, Inc.
Katsumi Ikegaya
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
POWER CONVERSION DEVICE AND METHOD OF CONTROLLING POWER CONVERSION...
Publication number
20240006975
Publication date
Jan 4, 2024
Hitachi Astemo, Ltd.
Katsumi IKEGAYA
B60 - VEHICLES IN GENERAL
Information
Patent Application
SEMICONDUCTOR DEVICES AND IN-VEHICLE ELECTRONIC CONTROL DEVICES
Publication number
20220221891
Publication date
Jul 14, 2022
Hitachi Astemo, Ltd.
Katsumi IKEGAYA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor Device and in-Vehicle Electronic Control Device Usin...
Publication number
20220020702
Publication date
Jan 20, 2022
Hitachi Astemo, Ltd.
Katsumi IKEGAYA
B60 - VEHICLES IN GENERAL
Information
Patent Application
SEMICONDUCTOR DEVICE
Publication number
20210233935
Publication date
Jul 29, 2021
Hitachi Automotive Systems, Ltd.
Takayuki OSHIMA
B60 - VEHICLES IN GENERAL
Information
Patent Application
SEMICONDUCTOR DEVICE
Publication number
20200227409
Publication date
Jul 16, 2020
Hitachi Automotive Systems, Ltd.
Shinichirou WADA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Electronic Control Unit
Publication number
20200211745
Publication date
Jul 2, 2020
Hitachi Automotive Systems, Ltd.
Katsumi IKEGAYA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE
Publication number
20190043851
Publication date
Feb 7, 2019
Hitachi Automotive Systems, Ltd.
Shinichirou WADA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE, SEMICONDUCTOR INTEGRATED CIRCUIT, AND LOAD DR...
Publication number
20180247892
Publication date
Aug 30, 2018
Hitachi Automotive Systems, Ltd.
Katsumi IKEGAYA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Switch Element and Load Driving Device
Publication number
20180218936
Publication date
Aug 2, 2018
Hitachi Automotive Systems, Ltd.
Shinichirou WADA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor Device, Vehicle-Mounted Semiconductor Device, and Veh...
Publication number
20180211898
Publication date
Jul 26, 2018
Takayuki OSHIMA
H01 - BASIC ELECTRIC ELEMENTS