Granted Patent
Utility
US 6,567,232 · App. 09/430,212
Capacitive voice coil actuator retract device with crash stop bounce detector
Inventor:
Erno H. Klaassen
Patented Case
View Patent ↗
Granted: May 20, 2003
Filed: Oct 29, 1999
Inventor
Erno H. Klaassen
Assignee (at issue)
Hitachi Global Storage Technologies Netherlands B.V.
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.