Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Valve and position control using magnetorheological fluids

Valve and position control using magnetorheological fluids

US Patent 7428922 · Granted Sep 30, 2008

Estimated economic value: $91,379,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Downhole wet mate connection system for wellbore tools2025
Expandable metal slip ring for use with a sealing assembly2025
Fluid tight float for use in a downhole environment2025
Intervention-less method of setting open hole packers2025
Wellbore subsurface safety valve using a magnetic coupling2025
Hydrated metal carbonate for carbon capture and underground storage2025
Fluid flow control system employing a fluidic diode for control pressure2025
Actuating a downhole device with a reactive metal2025
Ratcheting setting tool for an expandable seal in a wellbore2025
Wireless telemetry using a pressure switch and mechanical thresholding of the si2025
Fairings for mobile downhole tools in producing wells2025
Tubing pressure insensitive subsurface safety valve2025