Keniti Matumura

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Neyagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for grinding spherical surface
- Patent number 5,525,096
- Issue date Jun 11, 1996
- Matsushita Electric Industrial Co., Ltd.
- Kiyoshi Mayahara
- B24 - GRINDING POLISHING
Information Patent Grant
Apparatus for polishing a spherical surface
- Patent number 5,482,495
- Issue date Jan 9, 1996
- Matsushita Electric Industrial Co., Ltd.
- Kiyoshi Mayahara
- B24 - GRINDING POLISHING
Information Patent Grant
Fluid circuit for work handling apparatus
- Patent number 5,131,191
- Issue date Jul 21, 1992
- Matsushita Electric Industrial Co., Ltd.
- Kiyoshi Mayahara
- B24 - GRINDING POLISHING