Granted Patent
Utility
US 5,871,064 · App. 08/889,401
Power steering apparatus
Inventors:
Katsuhiro Suzuki, Shinichi Hagidaira, Yoshiyuki Tsukada
Patented Case
View Patent ↗
Granted: Feb 16, 1999
Filed: Jul 8, 1997
Inventors
Katsuhiro Suzuki
Shinichi Hagidaira
Yoshiyuki Tsukada
Assignee (at issue)
KAYABA INDUSTRY 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.