Kenjiro Sumiyoshi

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Omiya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Dial modeling device and method
- Patent number 6,339,425
- Issue date Jan 15, 2002
- Kansei Corporation
- Kenjiro Sumiyoshi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information display device for motor vehicle
- Patent number 5,734,358
- Issue date Mar 31, 1998
- Kansei Corporation
- Kenjiro Sumiyoshi
- B60 - VEHICLES IN GENERAL