Tetsuhiro Doi

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Tsuchiura-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Power supply device and construction machine
- Patent number 8,125,105
- Issue date Feb 28, 2012
- Hitachi Construction Machinery Co., Ltd.
- Toshihiko Ishida
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
Power Supply Device and Construction Machine
- Publication number 20100096921
- Publication date Apr 22, 2010
- Hitachi Construction Machinery Co., Ltd.
- Toshihiko Ishida
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC