Layne Evan Howard

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Los Gatos, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Shutter and gate valve assemblies for vacuum systems
- Patent number 7,743,790
- Issue date Jun 29, 2010
- Varian, Inc.
- Layne Evan Howard
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Shutter and gate valve assemblies for vacuum systems
- Publication number 20090206249
- Publication date Aug 20, 2009
- Varian, Inc.
- Layne Evan Howard
- H01 - BASIC ELECTRIC ELEMENTS