Granted Patent
Utility
US 5,646,802 · App. 08/421,112
Disk drive with head suspensions mounted to actuator arm opposite sides to face respective upper and lower surfaces of disk
Inventors:
Hiroyuki Akiyama, Akihiko Aoyagi, Kazuhiko Takada, Hitoshi Tsujino
Patented Case
View Patent ↗
Granted: Jul 8, 1997
Filed: May 22, 1995
Inventors
Hiroyuki Akiyama
Akihiko Aoyagi
Kazuhiko Takada
Hitoshi Tsujino
Assignee (at issue)
International Business Machines 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.