Granted Patent
Utility
US 5,413,864 · App. 07/726,263
Low emissivity film
Inventors:
Masami Miyazaki, Eiichi Ando
Patented Case
View Patent ↗
Granted: May 9, 1995
Filed: Jul 5, 1991
Inventors
Masami Miyazaki
Eiichi Ando
Assignee (at issue)
ASAHI GLASS 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.