Yoshio Matsumoto

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Inabe-gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing valve timing adjusting apparatus
- Patent number 6,615,487
- Issue date Sep 9, 2003
- Denso Corporation
- Kazutoshi Iwasaki
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Valve timing adjusting device
- Patent number 6,439,183
- Issue date Aug 27, 2002
- Denso Corporation
- Kazutoshi Iwasaki
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Rotational phase adjusting apparatus having seat for drill-machining
- Patent number 6,012,419
- Issue date Jan 11, 2000
- Denso Corporation
- Kazutoshi Iwasaki
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Rotational phase adjusting apparatus having fluid reservoir
- Patent number 5,836,276
- Issue date Nov 17, 1998
- Denso Corporation
- Kazutoshi Iwasaki
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

Information Patent Application
Valve timing adjusting device
- Publication number 20020038641
- Publication date Apr 4, 2002
- Kazutoshi Iwasaki
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Method for manufacturing valve timing adjusting apparatus
- Publication number 20020038501
- Publication date Apr 4, 2002
- Kazutoshi Iwasaki
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...