Granted Patent
Utility
US 4,658,888 · App. 06/810,690
Air conditioner system for automobiles
Inventors:
Yoshihiko Sakurai, Mamoru Masauji
Patented Case
View Patent ↗
Granted: Apr 21, 1987
Filed: Dec 18, 1985
Inventors
Yoshihiko Sakurai
Mamoru Masauji
Assignee (at issue)
Diesel Kiki 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.