Granted Patent
Utility
US 5,071,461 · App. 07/380,080
Method and apparatus for bending overlapping glass plates to form a laminated glass structure
Inventors:
Takashi Hirotsu, Yukiyasu Mori, Kenji Maeda, Hiroshi Tsuji, Tatsuo Sugiyama
Patented Case
View Patent ↗
Granted: Dec 10, 1991
Filed: Jul 14, 1989
Inventors
Takashi Hirotsu
Yukiyasu Mori
Kenji Maeda
Hiroshi Tsuji
Tatsuo Sugiyama
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.