Naoki Ii

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Osaka-fu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Metal gaskets
- Patent number 6,336,639
- Issue date Jan 8, 2002
- Nippon Gasket Co., Ltd.
- Kenji Ishida
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Multi-layer metal gasket
- Patent number 6,206,381
- Issue date Mar 27, 2001
- Nippon Gasket Co., Ltd.
- Naoki Ii
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Metal gasket having seal structure for three-surface combining portion
- Patent number 6,056,296
- Issue date May 2, 2000
- Nippon Gasket Co., Ltd.
- Naoki Ii
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Metal gasket
- Patent number 5,286,039
- Issue date Feb 15, 1994
- Nippon Gasket Co., Ltd.
- Shigeru Kawaguchi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Metal gasket
- Publication number 20020050687
- Publication date May 2, 2002
- NIPPON GASKET COMPANY LTD.
- Tomoyoshi Ogaeri
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...