Granted Patent
Utility
US 6,310,385 · App. 09/007,002
High band gap layer to isolate wells in high voltage power integrated circuits
Inventor:
Janardhanan S. Ajit
Patented Case
View Patent ↗
Granted: Oct 30, 2001
Filed: Jan 14, 1998
Inventor
Janardhanan S. Ajit
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.