Koji Okushima

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Pittsburgh, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Burr removing method and apparatus
- Patent number 6,648,564
- Issue date Nov 18, 2003
- NKK Corporation
- Koji Yamashita
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Burr removing method and apparatus
- Patent number 6,402,441
- Issue date Jun 11, 2002
- NKK Corporation
- Koji Yamashita
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Burr removing method and apparatus
- Patent number 6,296,428
- Issue date Oct 2, 2001
- NKK Corporation
- Koji Yamashita
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Burr removing method and apparatus
- Publication number 20030129034
- Publication date Jul 10, 2003
- NKK Corporation, a corporation of JAPAN
- Koji Yamashita
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Burr removing method and apparatus
- Publication number 20020061237
- Publication date May 23, 2002
- NKK Corporation, a corporation of JAPAN
- Koji Yamashita
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Burr removing method and apparatus
- Publication number 20010022921
- Publication date Sep 20, 2001
- NKK Corporation
- Koji Yamashita
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...