Harumichi Koyama

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Nagano-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for dressing polishing pad
- Patent number 8,808,061
- Issue date Aug 19, 2014
- Fujikoshi Machinery Corp.
- Harumichi Koyama
- B24 - GRINDING POLISHING
Information Patent Grant
Double face polishing apparatus
- Patent number 7,485,029
- Issue date Feb 3, 2009
- Fujikoshi Machinery Corp.
- Satoki Kanda
- B24 - GRINDING POLISHING
Information Patent Grant
Method of adhering polishing pads and jig for adhering the same
- Patent number 7,306,510
- Issue date Dec 11, 2007
- Fujikoshi Machinery Corp.
- Yoshio Nakamura
- B24 - GRINDING POLISHING
Information Patent Grant
Method of adhering polishing pads and jig for adhering the same
- Patent number 7,278,907
- Issue date Oct 9, 2007
- Fujikoshi Machinery Corp.
- Yoshio Nakamura
- B24 - GRINDING POLISHING
Information Patent Grant
Polishing apparatus
- Patent number 7,255,635
- Issue date Aug 14, 2007
- Fujikoshi Machinery Corp.
- Tadakazu Miyashita
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR DRESSING POLISHING PAD
- Publication number 20110312254
- Publication date Dec 22, 2011
- Harumichi KOYAMA
- B24 - GRINDING POLISHING
Information Patent Application
Double face polishing apparatus
- Publication number 20080057831
- Publication date Mar 6, 2008
- Fujikoshi Machinery Corp.
- Satoki Kanda
- B24 - GRINDING POLISHING
Information Patent Application
Method of adhering polishing pads and jig for adhering the same
- Publication number 20070087671
- Publication date Apr 19, 2007
- Fujikoshi Machinery Corp.
- Yoshio Nakamura
- B24 - GRINDING POLISHING
Information Patent Application
Method of adhering polishing pads and jig for adhering the same
- Publication number 20070054606
- Publication date Mar 8, 2007
- Fujikoshi Machinery Corp.
- Yoshio Nakamura
- B24 - GRINDING POLISHING
Information Patent Application
Polishing apparatus
- Publication number 20060178094
- Publication date Aug 10, 2006
- Fujikoshi Machinery Corp.
- Tadakazu Miyashita
- B24 - GRINDING POLISHING