Masatoshi OISHI

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Hiroshima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for press punching a hole in sheet metal and press die
- Patent number 8,087,333
- Issue date Jan 3, 2012
- Ones Co., Ltd.
- Masatoshi Oishi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Apparatus for forming a sheet metal product having an opening
- Patent number 4,509,355
- Issue date Apr 9, 1985
- Mazda Motor Company
- Masatoshi Oishi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
SHEET METAL PUNCHING APPARATUS AND METHOD THEREOF
- Publication number 20110283852
- Publication date Nov 24, 2011
- Masatoshi Oishi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD FOR PRESS PUNCHING A HOLE IN SHEET METAL AND PRESS DIE
- Publication number 20110174127
- Publication date Jul 21, 2011
- Ones Co., Ltd.
- Masatoshi OISHI
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
PUNCH FOR PUNCHING SHEET METAL, SHEET METAL PUNCHING APPARATUS HAVI...
- Publication number 20110094358
- Publication date Apr 28, 2011
- Teruo Aramizu
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
DIE FOR PUNCHING SHEET METAL AND SHEET METAL PUNCHING APPARATUS HAV...
- Publication number 20100212388
- Publication date Aug 26, 2010
- ONES CO., LTD.
- Masatoshi Oishi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Method for press punching a hole in sheet metal and press die
- Publication number 20040112188
- Publication date Jun 17, 2004
- Masatoshi Oishi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...