Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Process for producing a terbium-activiated gadolinium oxysulfide x-ray phosphor having a specific green/blue emission ratio by the addition of zinc

US Patent 4888129 · Granted Dec 19, 1989

Estimated economic value: $20,798,000

Assignee

Inventors

View full patent text on Google Patents →