Granted Patent
Utility
US 6,643,737 · App. 09/440,143
Cache lock device and method therefor
Inventor:
Shinsuke Ono
Patented Case
View Patent ↗
Granted: Nov 4, 2003
Filed: Nov 15, 1999
Inventor
Shinsuke Ono
Assignee (at issue)
NEC Electronics 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.