Ryo Ishiyama

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Flaw detection apparatus employing tire probes having ultrasonic os...
- Patent number 5,786,535
- Issue date Jul 28, 1998
- Tokimec Inc.
- Shinichi Takeuchi
- G01 - MEASURING TESTING
Information Patent Grant
Flow detection apparatus employing tire probes having ultrasonic os...
- Patent number 5,602,336
- Issue date Feb 11, 1997
- Tokimec Inc.
- Shinichi Takeuchi
- G01 - MEASURING TESTING