Granted Patent
Utility
US 6,055,133 · App. 09/153,570
Disk drive head support arm and arm assembly utilizing plural datum features
Inventors:
David W. Albrecht, Akihiko Aoyagi, Hitoshi Tsujino, Masahiko Katoh, Tzong-Shii Pan
Patented Case
View Patent ↗
Granted: Apr 25, 2000
Filed: Sep 15, 1998
Inventors
David W. Albrecht
Akihiko Aoyagi
Hitoshi Tsujino
Masahiko Katoh
Tzong-Shii Pan
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.