Seiji Seki

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Komatsu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Press machine
- Patent number 7,516,695
- Issue date Apr 14, 2009
- Komatsu Ltd.
- Kiyokazu Baba
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Die cushion controlling apparatus and die cushion controlling method
- Patent number 7,406,851
- Issue date Aug 5, 2008
- Komatsu Ltd.
- Kazuhiko Shiroza
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Die cushion device
- Patent number 7,287,409
- Issue date Oct 30, 2007
- Komatsu Ltd.
- Kazuhiko Shiroza
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Press Machine
- Publication number 20080178652
- Publication date Jul 31, 2008
- Kiyokazu Baba
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Die cushion apparatus of press machine
- Publication number 20070113613
- Publication date May 24, 2007
- Komatsu Ltd.
- Kiyokazu Baba
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Die cushion apparatus of press machine
- Publication number 20060010954
- Publication date Jan 19, 2006
- Kiyokazu Baba
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Die cushion device
- Publication number 20050279151
- Publication date Dec 22, 2005
- Kazuhiko Shiroza
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Die cushion controlling apparatus and die cushion controlling method
- Publication number 20050274243
- Publication date Dec 15, 2005
- Kazuhiko Shiroza
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...