Granted Patent
Utility
US 6,768,170 · App. 10/383,434
Superjunction device with improved avalanche capability and breakdown voltage
Inventor:
Ming Zhou
Patented Case
View Patent ↗
Granted: Jul 27, 2004
Filed: Mar 6, 2003
Inventor
Ming Zhou
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.