Granted Patent
Utility
US 6,754,021 · App. 09/813,081
Shock resistant, high reliability rotating magnetic storage device
Inventors:
Masashi Kisaka, Yutaka Ozawa, Kenji Toga
Patented Case
View Patent ↗
Granted: Jun 22, 2004
Filed: Mar 19, 2001
Inventors
Masashi Kisaka
Yutaka Ozawa
Kenji Toga
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.