Granted Patent
Utility
US 6,357,263 · App. 09/356,352
Method for bending a glass sheet, a ring mold for bending a glass sheet, and apparatus using the ring mold
Inventors:
Toshimi Yajima, Masahiro Tsuchiya, Hiroshi Yamakawa, Masahiko Kobayashi, Katsuki Saito
Patented Case
View Patent ↗
Granted: Mar 19, 2002
Filed: Jul 19, 1999
Inventors
Toshimi Yajima
Masahiro Tsuchiya
Hiroshi Yamakawa
Masahiko Kobayashi
Katsuki Saito
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.