Tomomitsu Tamura

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Tokushima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Seal ring, sealing device and rolling bearing including the same
- Patent number 6,520,683
- Issue date Feb 18, 2003
- Koyo Seiko Co., Ltd.
- Kazutoshi Toda
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Magnetic member for revolution detector
- Publication number 20040233072
- Publication date Nov 25, 2004
- Naoki Morimura
- G01 - MEASURING TESTING
Information Patent Application
Seal ring, sealing device and rolling bearing including the same
- Publication number 20010051010
- Publication date Dec 13, 2001
- Koyo Seiko Co., Ltd.
- Kazutoshi Toda
- G01 - MEASURING TESTING