Granted Patent
Utility
US 6,287,651 · App. 09/081,934
Cathode ray tube glass, a method for producing the cathode ray tube glass, and a method for cleaning the cathode ray tube glass
Inventors:
Mikio Sasaki, Satoshi Rokudai
Patented Case
View Patent ↗
Granted: Sep 11, 2001
Filed: May 21, 1998
Inventors
Mikio Sasaki
Satoshi Rokudai
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.