Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Failure indicator seal for a rotary feedthrough

Failure indicator seal for a rotary feedthrough

US Patent 8531195 · Granted Sep 10, 2013

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Ferrofluid seal incorporating multiple types of ferrofluid2005
Non-bursting ferrofluid seal2003
Ferrofluid sculpting apparatus2001
Method for recycling ferrofluid constituents used in a materials separation proc2001
System for recycling ferrofluid constituents used in a materials separation proc2000
Method for manufacturing oil-based ferrofluid2000
Quiet ferrofluid solenoid1999
Low cost method for manufacturing ferrofluid1999
Quiet ferrofluid solenoid with cushion1999
Sensor employing a sliding ferrofluid mass in a coated, non-wetting, housing1999
Stable polysiloxane ferrofluid compositions and method of making same1998
Sensor employing a sliding magnet suspended on ferrofluid1998