Naoya Okamoto

Follow

Person

Saitama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Engine valve, method of manufacturing same, and cylinder head incor...
- Patent number 7,363,901
- Issue date Apr 29, 2008
- Honda Motor Co., Ltd.
- Yuji Marui
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Engine valve, method of manufacturing same, and cylinder head incor...
- Publication number 20070068477
- Publication date Mar 29, 2007
- Honda Motor Co., Ltd.
- Yuji Marui
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR