Kenji Ninomiya

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Metal dome sheet, its manufacturing method, and metal dome system
- Patent number 6,917,007
- Issue date Jul 12, 2005
- Fujikura, Ltd.
- Koji Hirai
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Metal dome sheet, its manufacturing method, and metal dome system
- Publication number 20040234072
- Publication date Nov 25, 2004
- Koji Hirai
- H01 - BASIC ELECTRIC ELEMENTS