Granted Patent
Utility
US 6,836,088 · App. 10/463,982
Motor driving circuit
Inventor:
Minoru Hiwatari
Patented Case
View Patent ↗
Granted: Dec 28, 2004
Filed: Jun 17, 2003
Inventor
Minoru Hiwatari
Assignee (at issue)
ALPS ELECTRIC CO., LTD.
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.