Granted Patent
Utility
US 6,567,230 · App. 09/429,696
Method and system for performing positioning control of a head actuator in a disk device utilizing a digital filter
Inventors:
Naoyuki Kagami, Akira Tokizono, Sri M. Sri-Jayantha, Tatsuya Sakai, Isao Yoneda, Hien Dang, Arun Sharma
Patented Case
View Patent ↗
Granted: May 20, 2003
Filed: Oct 28, 1999
Inventors
Naoyuki Kagami
Akira Tokizono
Sri M. Sri-Jayantha
Tatsuya Sakai
Isao Yoneda
Hien Dang
Arun Sharma
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.