Toshiyuki Matsumoto

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Yao, JP

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Patents Grantslast 30 patents

Information Patent Grant
Piping structure of a working machine
- Patent number 6,601,877
- Issue date Aug 5, 2003
- Shin Caterpillar Mitsubishi Ltd.
- Hiroyasu Nishikawa
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Piping structure of a working machine
- Patent number 6,408,875
- Issue date Jun 25, 2002
- Shin Caterpillar Mitsubishi Ltd.
- Hiroyasu Nishikawa
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Change-speed construction for propelling system of work vehicle
- Patent number 5,033,594
- Issue date Jul 23, 1991
- Kubota Corporation
- Arinobu Ishida
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Tractor
- Patent number 4,304,315
- Issue date Dec 8, 1981
- Kubota, Ltd.
- Kenkichi Hirakawa
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Seated-operator type tractor
- Patent number 4,102,537
- Issue date Jul 25, 1978
- Kubota Ltd.
- Teizo Takahashi
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Quick coupler device of working machine
- Publication number 20020136597
- Publication date Sep 26, 2002
- Hiroyasu Nishikawa
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Piping structure of a working machine
- Publication number 20020021958
- Publication date Feb 21, 2002
- SHIN CATERPILLAR MITSUBISHI LTD.
- Hiroyasu Nishikawa
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Piping structure of a working machine
- Publication number 20020020448
- Publication date Feb 21, 2002
- SHIN CATERPLLAR MITSUBISHI LTD.
- Hiroyasu Nishikawa
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING