Granted Patent
Utility
US 4,236,171 · App. 05/925,379
High power transistor having emitter pattern with symmetric lead connection pads
Inventor:
Peter I. Shen
Patented Case
View Patent ↗
Granted: Nov 25, 1980
Filed: Jul 17, 1978
Inventor
Peter I. Shen
Assignee (at issue)
International Rectifier Corporation
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.