William Ronald Martis

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San Diego, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Leak arresting valve
- Patent number 6,634,375
- Issue date Oct 21, 2003
- Brightvalve, LLC
- John D. Olivas
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Leak arresting valve
- Publication number 20020074042
- Publication date Jun 20, 2002
- John D. Olivas
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...