Granted Patent
Utility
US 4,333,048 · App. 06/198,651
Thyristor control circuits
Inventor:
Kenneth Bishop
Patented Case
View Patent ↗
Granted: Jun 1, 1982
Filed: Oct 20, 1980
Inventor
Kenneth Bishop
Assignee (at issue)
Plessey Overseas 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.