Yutaka Hayashi

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Kariya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Grinding wheel with at least two wheel cores for circumferential gr...
- Patent number 5,997,387
- Issue date Dec 7, 1999
- Toyoda Koki Kabushiki Kaisha
- Tomoyasu Imai
- B24 - GRINDING POLISHING
Information Patent Grant
Method for machining a workpiece by renewing a tool movable range
- Patent number 5,846,121
- Issue date Dec 8, 1998
- Toyoda Koki Kabushiki Kaisha
- Yutaka Hayashi
- B24 - GRINDING POLISHING
Information Patent Grant
Numerically controlled grinding machine
- Patent number 5,595,525
- Issue date Jan 21, 1997
- Toyoda Koki Kabushiki Kaisha
- Yutaka Hayashi
- G05 - CONTROLLING REGULATING
Information Patent Grant
Numerically controlled grinding machine
- Patent number 5,271,187
- Issue date Dec 21, 1993
- Toyoda Koki Kabushiki Kaisha
- Takao Yoneda
- G05 - CONTROLLING REGULATING