Granted Patent
Utility
US 4,898,003 · App. 07/264,884
Automobile air conditioner
Inventors:
Toru Ichikawa, Shuichi Kodama, Nobuo Kagoroku, Shotaro Ito, Shuichi Honda
Patented Case
View Patent ↗
Granted: Feb 6, 1990
Filed: Oct 31, 1988
Inventors
Toru Ichikawa
Shuichi Kodama
Nobuo Kagoroku
Shotaro Ito
Shuichi Honda
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.