Granted Patent
Utility
US 5,328,856 · App. 07/937,329
Method for producing bipolar transistors having polysilicon contacted terminals
Inventor:
Michael D. Lammert
Patented Case
View Patent ↗
Granted: Jul 12, 1994
Filed: Aug 27, 1992
Inventor
Michael D. Lammert
Assignee (at issue)
TRW Limited
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.