Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Rare earth oxysulfide phosphors and processes for creating same

Rare earth oxysulfide phosphors and processes for creating same

US Patent 4624861 · Granted Nov 25, 1986

Estimated economic value: $6,891,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Terbium-activated rare earth oxysulfide phosphor with enhanced blue emission1999
Terbium-activated rare earth oxysulfide phosphor with enhanced green:blue emissi1999
Terbium-activated gadolinium oxysulfide phosphor with reduced blue emission1999
Process for producing a terbium-activated gadolinium oxysulfide X-ray phosphor w1992
Process for providing hydrolysis resistant phosphors1991
Hydrolysis resistance of rare earth oxysulfide phosphors produced by the additio1990
Process for producing a terbium-activiated gadolinium oxysulfide x-ray phosphor 1989
Process for providing hydrolysis resistant phosphors1987
Terbium-activated gadolinium oxysulfide X-ray phosphor1985
Terbium activated yttrium gadolinium oxysulfide X-ray phosphor and screen contai1983
Y.sub.2 O.sub.3 :Eu phosphor having increased brightness1980