IP Library › Granted Patent US 5,311,061
Granted Patent Utility
US 5,311,061 · App. 08/063,474

Alignment key for a semiconductor device having a seal against ionic contamination

Inventor: Stephen G. Sheck
Patented Case View Patent ↗
Granted: May 10, 1994 Filed: May 19, 1993
Inventor
Stephen G. Sheck
Assignee (at issue)
Motorola, Inc.

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Quick Facts
Patent No.
US 5,311,061
App. No.
08/063,474
Filed
1993-05-19
Granted
1994-05-10
Kind
A