Granted Patent
Utility
US 6,564,419 · App. 09/987,348
Wiper apparatus having four-bar linkage mechanism
Inventors:
Hiroshi Matsumoto, Takashi Umeno, Tomohide Kawaguchi
Patented Case
View Patent ↗
Granted: May 20, 2003
Filed: Nov 14, 2001
Inventors
Hiroshi Matsumoto
Takashi Umeno
Tomohide Kawaguchi
Assignee (at issue)
ASMO 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.