Granted Patent
Utility
US 6,337,133 · App. 08/914,171
Water-repellent glass pane and method for producing same
Inventors:
Yoshinori Akamatsu, Shigeo Hamaguchi, Yoshihiro Nishida, Hideki Yamamoto
Patented Case
View Patent ↗
Granted: Jan 8, 2002
Filed: Aug 19, 1997
Inventors
Yoshinori Akamatsu
Shigeo Hamaguchi
Yoshihiro Nishida
Hideki Yamamoto
Assignee (at issue)
Central Glass Company, Limited
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.