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Hiroshi Katada
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Hitachinaka-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
System for driving hybrid vehicle, method thereof and electric powe...
Patent number
6,766,874
Issue date
Jul 27, 2004
Hitachi, Ltd.
Shotaro Naito
B60 - VEHICLES IN GENERAL
Information
Patent Grant
System for driving hybrid vehicle, method thereof and electric powe...
Patent number
6,752,226
Issue date
Jun 22, 2004
Hitachi, Ltd.
Shotaro Naito
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Control apparatus of synchronous motors
Patent number
6,329,781
Issue date
Dec 11, 2001
Hitachi, Ltd.
Hirokazu Matsui
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Driving system for electric vehicle
Patent number
6,236,172
Issue date
May 22, 2001
Hitachi, Ltd.
Sanshiro Obara
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Control device and method for controlling synchronous motor of elec...
Patent number
6,020,696
Issue date
Feb 1, 2000
Nissan Motor Co., Ltd.
Yasuo Matsunaga
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Inverter system and control system for electric vehicle
Patent number
5,990,657
Issue date
Nov 23, 1999
Hitachi, Ltd.
Ryoso Masaki
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Permanent magnet synchronous motor controller and electric vehicle...
Patent number
5,914,582
Issue date
Jun 22, 1999
Hitachi, Ltd.
Yuusuke Takamoto
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Control system for electric vehicle and control method therefor in...
Patent number
5,877,601
Issue date
Mar 2, 1999
Hitachi, Ltd.
Sanshiro Obara
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Control apparatus for an electric vehicle
Patent number
5,677,611
Issue date
Oct 14, 1997
Hitachi, Ltd.
Shigeyuki Yoshihara
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Ultrasonic wave type fuel atomizing apparatus for internal combusti...
Patent number
4,715,353
Issue date
Dec 29, 1987
Hitachi, Ltd.
Hiroshi Koike
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Load detecting apparatus and ignition control apparatus for interna...
Patent number
4,627,399
Issue date
Dec 9, 1986
Hitachi, Ltd.
Tatsuya Yoshida
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Ignition apparatus for internal combustion engine
Patent number
4,615,318
Issue date
Oct 7, 1986
Hitachi, Ltd.
Kosuke Imoto
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Ignition timing control apparatus for internal combustion engine
Patent number
4,503,823
Issue date
Mar 12, 1985
Hitachi, Ltd.
Suetaro Shibukawa
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Contactless ignition system for use with internal combustion engines
Patent number
4,292,943
Issue date
Oct 6, 1981
Hitachi, Ltd.
Yoshito Kyogoku
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Ignition system for internal combustion engines
Patent number
4,292,942
Issue date
Oct 6, 1981
Hitachi, Ltd.
Hiroshi Katada
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Contactless ignition system for internal combustion engine
Patent number
4,284,046
Issue date
Aug 18, 1981
Hitachi, Ltd.
Hideyuki Hashimoto
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Patents Applications
last 30 patents
Information
Patent Application
System for driving hybrid vehicle, method thereof and electric powe...
Publication number
20030183430
Publication date
Oct 2, 2003
Hitachi, Ltd
Shotaro Naito
B60 - VEHICLES IN GENERAL
Information
Patent Application
SYSTEM FOR DRIVING HYBRID VEHICLE, METHOD THEREOF AND ELECTRIC POWE...
Publication number
20020007975
Publication date
Jan 24, 2002
SHOTARO NAITO
B60 - VEHICLES IN GENERAL