Granted Patent
Utility
US 6,033,280 · App. 08/988,316
Method for manufacturing emitter for cathode ray tube
Inventors:
Tetsuro Ozawa, Yoshiki Hayashida, Hiroshi Sakurai
Patented Case
View Patent ↗
Granted: Mar 7, 2000
Filed: Dec 10, 1997
Inventors
Tetsuro Ozawa
Yoshiki Hayashida
Hiroshi Sakurai
Assignee (at issue)
Matsushita Electronics Corporation
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.