Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Annular seal

Annular seal

US Patent 8235396 · Granted Aug 7, 2012

Estimated economic value: $42,717,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Uni-bore dump line for fracturing manifold2014
Collection block with multi-directional flow inlets in oilfield applications2014
Annular seal2014
Annular seal2014
Goat head type injection block for fracturing trees in oilfield applications2013
Modular skid system for manifolds2013
Adjustable support system for manifold to minimize vibration2013
Annular seal2010
Annular seal2010
Intervention spool for subsea use2006
Expandable sealing apparatus2006
Metal-to-metal sealing system2005