Granted Patent
Utility
US 6,121,723 · App. 09/023,120
Glass panel for a CRT having a strengthened flat face portion
Inventors:
Tsunehiko Sugawara, Toshihide Murakami, Takao Kuwashima
Patented Case
View Patent ↗
Granted: Sep 19, 2000
Filed: Feb 13, 1998
Inventors
Tsunehiko Sugawara
Toshihide Murakami
Takao Kuwashima
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.