Douglas Alan Ruth II

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Canyon Country, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Brazed ceramic seal for batteries with titanium-titanium-6A1-4V cases
- Patent number 6,607,843
- Issue date Aug 19, 2003
- Quallion LLC
- Douglas Alan Ruth
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Sealed battery and case therefor
- Publication number 20030211386
- Publication date Nov 13, 2003
- Douglas Alan Ruth
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Brazed ceramic seal for batteries
- Publication number 20030203279
- Publication date Oct 30, 2003
- Quallion LLC
- Hisashi Tsukamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Brazed ceramic seal for batteries with titanium-titanium-6A1-4V cases
- Publication number 20010046625
- Publication date Nov 29, 2001
- Douglas Alan Ruth
- H01 - BASIC ELECTRIC ELEMENTS