Granted Patent
Utility
US 5,416,382 · App. 08/087,632
Photomultiplier tube segmented into N independent paths arranged around a central axis
Inventor:
Pierre L'Hermite
Patented Case
View Patent ↗
Granted: May 16, 1995
Filed: Jul 1, 1993
Inventor
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.