Hirotsugu Okuse

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Chofu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Needle bearing retainer and a needle bearing
- Patent number 5,795,080
- Issue date Aug 18, 1998
- Koyo Seiko Co., Ltd.
- Yoshitsugu Fujiwara
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Valve rotating apparatus of internal-combustion engine
- Patent number 5,148,779
- Issue date Sep 22, 1992
- Koyo Seiko Co., Ltd.
- Hirotsugu Okuse
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES