Granted Patent
Utility
US 5,650,882 · App. 08/342,815
Disk unit performing control using sector pulses
Inventors:
Hiroshi Tsurumi, Gen Ohshima, Masafumi Sato, Masataka Shitara
Patented Case
View Patent ↗
Granted: Jul 22, 1997
Filed: Nov 21, 1994
Inventors
Hiroshi Tsurumi
Gen Ohshima
Masafumi Sato
Masataka Shitara
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.