Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Fire activated, fail safe, gate valve bonnet

Fire activated, fail safe, gate valve bonnet

US Patent 6227226 · Granted May 8, 2001

Estimated economic value: $31,869,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Magnetic transfer device1995
Caffeine adsorption1985
Caffeine adsorption1985