Granted Patent
Utility
US 5,762,827 · App. 08/904,496
Yttrium tantalate x-ray phosphors with increased luminance and particle size
Inventor:
Vaddi B. Reddy
Patented Case
View Patent ↗
Granted: Jun 9, 1998
Filed: Aug 1, 1997
Inventor
Vaddi B. Reddy
Assignee (at issue)
OSRAM SYLVANIA Inc.
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.