Granted Patent
Utility
US 6,448,588 · App. 09/790,816
Insulated gate bipolar transistor having high breakdown voltage in reverse blocking mode
Inventors:
Chong-man Yun, Soo Seong KIM, Young Dae Kwon
Patented Case
View Patent ↗
Granted: Sep 10, 2002
Filed: Feb 23, 2001
Inventors
Chong-man Yun
Soo Seong KIM
Young Dae Kwon
Assignee (at issue)
Fairchild Korea Semiconductor Ltd.
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.