Tatsuya Hirai

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Spring-actuated electromagnetic brake with noise suppressing device
- Patent number 6,182,803
- Issue date Feb 6, 2001
- Tsubakimoto Chain Co.
- Tatsuya Hirai
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Spring-actuated electromagnetic brake with noise suppressing device
- Patent number 6,155,386
- Issue date Dec 5, 2000
- Tsubakimoto Chain Co.
- Tatsuya Hirai
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...