Granted Patent
Utility
US 6,208,599 · App. 09/120,732
Optical disk apparatus
Inventor:
Misao Fukuda
Patented Case
View Patent ↗
Granted: Mar 27, 2001
Filed: Jul 23, 1998
Inventor
Misao Fukuda
Assignee (at issue)
NEC 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.