Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Downwell system with swellable packer element and composition for same

Downwell system with swellable packer element and composition for same

US Patent 7994257 · Granted Aug 9, 2011

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Vertical takeoff and landing (VTOL) aircraft systems and method2025
Vertical takeoff and landing (VTOL) aircraft systems and methods2024
Highly cost effective technology for capture of industrial emissions without rea2020
Abrasion-resistant rubber roll cover with polyurethane coating2019
Abrasion-resistant rubber roll cover with polyurethane coating2019
Nip width sensing method and system for industrial rolls2015
Shoe press belt with system for detecting operational parameters2004
Ultra high energy capacitors using intense magnetic field insulation produced by1992
High-T.sub.c superconductor quantum interference devices1991
Superconductive quantum interference device for the non-destructive evaluation o1991