Granted Patent
Utility
US 4,453,089 · App. 06/368,941
Transistor base drive circuit
Inventors:
Kenneth C. Shuey, David L. Stechschulte
Patented Case
View Patent ↗
Granted: Jun 5, 1984
Filed: Apr 16, 1982
Inventors
Kenneth C. Shuey
David L. Stechschulte
Assignee (at issue)
Westinghouse Electric Company LLC
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.