Graham Wark

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Stratham, NH, US

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Patents Grantslast 30 patents

Information Patent Grant
Strengthened arc discharge lamp
- Patent number 7,839,066
- Issue date Nov 23, 2010
- Osram Sylvania Inc.
- David Hrubowchak
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Strengthened arc discharge lamp
- Publication number 20060158083
- Publication date Jul 20, 2006
- David Hrubowchak
- H01 - BASIC ELECTRIC ELEMENTS