David A. Beauchaine

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Vancouver, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Double side polished wafers having external gettering sites, and me...
- Patent number 6,576,501
- Issue date Jun 10, 2003
- SEH America, Inc.
- David A. Beauchaine
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Support fixture for semiconductor wafers and associated fabrication...
- Publication number 20050229857
- Publication date Oct 20, 2005
- SEH America, Inc.
- David A. Beauchaine
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Quartz to quartz seal using expanded PTFE gasket material
- Publication number 20040060519
- Publication date Apr 1, 2004
- SEH AMERICA INC.
- David A. Beauchaine
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Double side polished wafers having external gettering sites, and me...
- Publication number 20030224603
- Publication date Dec 4, 2003
- David A. Beauchaine
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Double side polished wafers having external gettering sites, and me...
- Publication number 20030224135
- Publication date Dec 4, 2003
- David A. Beauchaine
- H01 - BASIC ELECTRIC ELEMENTS