Granted Patent
Utility
US 6,215,608 · App. 09/143,801
Hardware inhibit for a disk drive digital servo control system
Inventors:
Louis J. Serrano, Mantle Man-Hon Yu
Patented Case
View Patent ↗
Granted: Apr 10, 2001
Filed: Aug 31, 1998
Inventors
Louis J. Serrano
Mantle Man-Hon Yu
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.