Granted Patent
Utility
US 6,690,158 · App. 10/089,672
Position sensor for electromagnetic actuator to detect a position of a shaft
Inventors:
Kiyoshi Saito, Shinjiro Ueda, Akira Matsuura, Yasunori Matsukawa, Noriyuki Jitosho
Patented Case
View Patent ↗
Granted: Feb 10, 2004
Filed: Aug 27, 2002
Inventors
Kiyoshi Saito
Shinjiro Ueda
Akira Matsuura
Yasunori Matsukawa
Noriyuki Jitosho
Assignee (at issue)
SUMITOMO ELECTRIC INDUSTRIES, 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.