Granted Patent
Utility
US 6,639,455 · App. 10/350,084
Semiconductor integrated circuit device
Inventor:
Hiroyuki Mizuno
Patented Case
View Patent ↗
Granted: Oct 28, 2003
Filed: Jan 24, 2003
Inventor
Hiroyuki Mizuno
Assignee (at issue)
HITACHI, 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.