Granted Patent
Utility
US 5,731,953 · App. 08/736,584
Control unit for vehicle air-conditioner system
Inventor:
Yoshihiko Sakurai
Patented Case
View Patent ↗
Granted: Mar 24, 1998
Filed: Oct 24, 1996
Inventor
Yoshihiko Sakurai
Assignee (at issue)
Zexel GmbH
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.