Granted Patent
Utility
US 6,693,323 · App. 10/237,828
Super-junction semiconductor device
Inventors:
Takahiro Sato, Katsunori Ueno, Tatsuhiko Fujihira, Kenji Kunihara, Yasuhiko Onishi, Susumu Iwamoto
Patented Case
View Patent ↗
Granted: Feb 17, 2004
Filed: Sep 9, 2002
Inventors
Takahiro Sato
Katsunori Ueno
Tatsuhiko Fujihira
Kenji Kunihara
Yasuhiko Onishi
Susumu Iwamoto
Assignee (at issue)
FUJI ELECTRIC CO., 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.