Hajime Tsuboi

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Seal Device
- Patent number 7,681,889
- Issue date Mar 23, 2010
- Eagle Industry Co., Ltd.
- Hajime Tsuboi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Seal device
- Patent number 7,296,800
- Issue date Nov 20, 2007
- Eagle Industry Co., Ltd.
- Hajime Tsuboi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Seal device
- Patent number 7,093,836
- Issue date Aug 22, 2006
- Eagle Industry Co., Ltd.
- Hajime Tsuboi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Seal Device
- Publication number 20070241512
- Publication date Oct 18, 2007
- EAGLE INDUSTRY CO., LTD.
- Hajime Tsuboi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Seal device
- Publication number 20050110219
- Publication date May 26, 2005
- EAGLE INDUSTRY CO., LTD.
- Hajime Tsuboi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Seal device
- Publication number 20040256808
- Publication date Dec 23, 2004
- EAGLE INDUSTRY CO., LTD.
- Hajime Tsuboi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...