Granted Patent
Utility
US 5,536,995 · App. 08/341,918
Glass bulb for a cathode ray and a method of producing the same
Inventors:
Tsunehiko Sugawara, Naoki Morihiro, Toshikazu Ikezawa, Toshihide Murakami, Yusuke Kobayashi
Patented Case
View Patent ↗
Granted: Jul 16, 1996
Filed: Nov 16, 1994
Inventors
Tsunehiko Sugawara
Naoki Morihiro
Toshikazu Ikezawa
Toshihide Murakami
Yusuke Kobayashi
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.