Kazumasa Katakura

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Chiba-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
End face polishing apparatus and method of polishing end face
- Patent number 6,741,337
- Issue date May 25, 2004
- Seiko Instruments Inc.
- Kazumasa Katakura
- B24 - GRINDING POLISHING
Information Patent Grant
Endface polishing method and endface polishing apparatus
- Patent number 6,722,945
- Issue date Apr 20, 2004
- Seiko Instruments Inc.
- Kazumasa Katakura
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
End face polishing apparatus and method of polishing end face
- Publication number 20040004710
- Publication date Jan 8, 2004
- Kazumasa Katakura
- B24 - GRINDING POLISHING
Information Patent Application
Endface polishing method and endface polishing apparatus
- Publication number 20030073379
- Publication date Apr 17, 2003
- Kazumasa Katakura
- B24 - GRINDING POLISHING