Granted Patent
Utility
US 5,742,450 · App. 08/400,645
Disk drive spindle motor with radial gap and field generating coils interconnected by ring flux guide
Inventor:
Michael Moser
Patented Case
View Patent ↗
Granted: Apr 21, 1998
Filed: Mar 8, 1995
Inventor
Michael Moser
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.