Hisashi Maruko

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Gas monitoring apparatus and gas monitoring method
- Patent number 7,663,098
- Issue date Feb 16, 2010
- Hitachi, Ltd.
- Yasuo Seto
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Gas monitoring apparatus and gas monitoring method
- Publication number 20080054172
- Publication date Mar 6, 2008
- Yasuo Seto
- H01 - BASIC ELECTRIC ELEMENTS