Granted Patent
Utility
US 5,952,772 · App. 09/010,063
Diamond electron emitter
Inventors:
Neil Anthony Fox, Wang Nang Wang
Patented Case
View Patent ↗
Granted: Sep 14, 1999
Filed: Jan 21, 1998
Inventors
Neil Anthony Fox
Wang Nang Wang
Assignee (at issue)
Smiths Industries Public Limited Company
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.