Granted Patent
Utility
US 6,137,646 · App. 08/872,771
Disk apparatus using coincidence detection to generate variable sector pulses
Inventors:
Eiji Okamura, Tatsuya Gofuku, Chihiro Ono, Kazuhide Ohba, Atsushi Satoh, Eisaku Takahashi, Takashi Tokairin, Isao Suda
Patented Case
View Patent ↗
Granted: Oct 24, 2000
Filed: Jun 10, 1997
Inventors
Eiji Okamura
Tatsuya Gofuku
Chihiro Ono
Kazuhide Ohba
Atsushi Satoh
Eisaku Takahashi
Takashi Tokairin
Isao Suda
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.