Granted Patent
Utility
US 6,707,188 · App. 09/838,171
Motor having rotational sensor
Inventors:
Katsuhiko Torii, Kengo Yamamura, Hiroaki Yamamoto, Naoki Imamura
Patented Case
View Patent ↗
Granted: Mar 16, 2004
Filed: Apr 20, 2001
Inventors
Katsuhiko Torii
Kengo Yamamura
Hiroaki Yamamoto
Naoki Imamura
Assignee (at issue)
ASMO 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.