Toru Utsumi

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing honeycomb body
- Patent number 6,908,028
- Issue date Jun 21, 2005
- Nippon Steel Corporation
- Toru Utsumi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Metal honeycomb body for exhaust gas purification catalyst and meth...
- Patent number 6,689,328
- Issue date Feb 10, 2004
- Nippon Steel Corporation
- Tadayuki Otani
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Honeycomb body manufacturing method
- Publication number 20030073561
- Publication date Apr 17, 2003
- Toru Utsumi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR