Granted Patent
Utility
US 5,689,152 · App. 08/622,486
Electron multiplier for a multi-channel photomultiplier tube
Inventors:
Jean-Pierre Boutot, Pierre L'Hermite
Patented Case
View Patent ↗
Granted: Nov 18, 1997
Filed: Mar 26, 1996
Inventors
Jean-Pierre Boutot
Pierre L'Hermite
Assignee (at issue)
U.S. Philips 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.