Shigeo Matsubara

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Chiyoda-ku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electrode for spot welding
- Patent number 8,471,169
- Issue date Jun 25, 2013
- Nippon Tungsten Co., Ltd.
- Shingo Mukae
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Rockbolt of high strength steel pipe and method of manufacturing th...
- Patent number 7,794,179
- Issue date Sep 14, 2010
- Nisshin Steel Co., Ltd.
- Takefumi Nakako
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method and apparatus for forming sheet metal
- Patent number 7,536,892
- Issue date May 26, 2009
- Amino Corporation
- Hiroyuki Amino
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Apparatus for dieless forming plate materials
- Patent number 6,216,508
- Issue date Apr 17, 2001
- Amino Corporation
- Shigeo Matsubara
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Electrode for spot welding
- Publication number 20100193478
- Publication date Aug 5, 2010
- NIPPON TUNGSTEN CO., LTD.
- Shingo Mukae
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Lock Bolt of High Strength Steel Pipe and Method of Manufacturing t...
- Publication number 20080107488
- Publication date May 8, 2008
- Takefumi Nakako
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Method and apparatus for forming sheet metal
- Publication number 20060272378
- Publication date Dec 7, 2006
- Hiroyuki Amino
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Shaping method and apparatus of thin metal sheet
- Publication number 20040148997
- Publication date Aug 5, 2004
- Hiroyuki Amino
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...