Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Linear clutch for blowout preventer

Linear clutch for blowout preventer

US Patent 8857784 · Granted Oct 14, 2014

Estimated economic value: $64,779,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Cable management on marine drilling risers2022
Inflatable packer system for an annular blowout preventer2021
Blowout preventer bonnet retention methods and systems2020
Blowout preventer bonnet retention methods and systems2020
Asymmetrical button for ram-type blowout preventers2017
Asymmetrical button for ram-type blowout preventers2017
Blowout preventer end connection2017
Blowout preventer end connection2017
Asymmetrical button for ram-type blowout preventers2015
Asymmetrical button for ram-type blowout preventers2015
Blowout preventer with pressure-isolated operating piston assembly2015
Blowout preventer with pressure-isolated operating piston assembly2015