Yoshiharu Shinbo

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Nagaoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Automatic drill bit re-pointing apparatus and method
- Patent number 6,331,133
- Issue date Dec 18, 2001
- Union Tool Company
- Ichiro Katayama
- B24 - GRINDING POLISHING
Information Patent Grant
Drill bit case with re-configurable shank retainer and stand base
- Patent number 6,260,701
- Issue date Jul 17, 2001
- Union Tool Company Ltd.
- Ichiro Katayama
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS