Granted Patent
Utility
US 5,559,656 · App. 08/392,233
IGBT switching voltage transient protection circuit
Inventor:
Rahul Shantilal Chokhawala
Patented Case
View Patent ↗
Granted: Sep 24, 1996
Filed: Feb 22, 1995
Inventor
Rahul Shantilal Chokhawala
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.