Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Variable speed pig for pipelines

Variable speed pig for pipelines

US Patent 5208936 · Granted May 11, 1993

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Apparatus for use in a pipeline2001
Auto-destruct disposable syringe2000
Ride height setting based on transfer case setting1997
Speed dependent suspension control1996
Damping factor switching in vehicle shock absorbers1996
Open compartment load leveling ride height control1996
Selectable damping vehicle suspension control responsive to engine torque1993
Selectable damping vehicle suspension control1992
Selectable damping vehicle suspension control responsive to transmission shift1992
Pipeline packer for plugging a pipeline at a desired location1991
Pipeline packer1989