Granted Patent
Utility
US 5,346,770 · App. 08/135,186
Laminated glass structure
Inventors:
Koichi Osada, Eiichi Ando, Akira Mitsui
Patented Case
View Patent ↗
Granted: Sep 13, 1994
Filed: Oct 12, 1993
Inventors
Koichi Osada
Eiichi Ando
Akira Mitsui
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.