Granted Patent
Utility
US 6,074,891 · App. 09/098,291
Process for verifying a hermetic seal and semiconductor device therefor
Inventor:
Steven E. Staller
Patented Case
View Patent ↗
Granted: Jun 13, 2000
Filed: Jun 16, 1998
Inventor
Steven E. Staller
Assignee (at issue)
Delphi Technologies
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.