Granted Patent
Utility
US 6,798,157 · App. 10/225,552
Combined motor drive and current sensing circuit
Inventors:
Toshio Takahashi, Min Fang
Patented Case
View Patent ↗
Granted: Sep 28, 2004
Filed: Aug 19, 2002
Inventors
Toshio Takahashi
Min Fang
Assignee (at issue)
International Rectifier 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.