Granted Patent
Utility
US 6,504,674 · App. 09/208,049
Recording disk apparatus and clamp therefor
Inventors:
Mitsuaki Yoshida, Mitsuhiro Izumi
Patented Case
View Patent ↗
Granted: Jan 7, 2003
Filed: Dec 9, 1998
Inventors
Mitsuaki Yoshida
Mitsuhiro Izumi
Assignee (at issue)
Fujitsu Limited
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.