Granted Patent
Utility
US 5,025,855 · App. 07/509,901
Condenser for use in a car cooling system
Inventors:
Ryoichi Hoshino, Hironaka Sasaki, Takayuki Yasutake
Patented Case
View Patent ↗
Granted: Jun 25, 1991
Filed: Apr 16, 1990
Inventors
Ryoichi Hoshino
Hironaka Sasaki
Takayuki Yasutake
Assignee (at issue)
Showa Aluminum Corp.
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.