Hiromasa Hayashi

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Kamakura, JP

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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
Information Patent Grant
Dual port memory having address conversion function
- Patent number 5,289,426
- Issue date Feb 22, 1994
- Kabushiki Kaisha Toshiba
- Keiji Namimoto
- G11 - INFORMATION STORAGE
Information Patent Grant
IC socket having a backup power cell and circuit
- Patent number 4,646,132
- Issue date Feb 24, 1987
- Tokyo Shibaura Denki Kabushiki Kaisha
- Michiaki Kuwabara
- G11 - INFORMATION STORAGE

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...