Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method and apparatus for feeding a tunnel roof support system from the roof shield of a TBM

Method and apparatus for feeding a tunnel roof support system from the roof shield of a TBM

US Patent 6468000 · Granted Oct 22, 2002

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Multi-layered PTFE radial lip seal2023
Hydraulic components and methods of manufacturing2023
Hydraulic components and methods of manufacturing2021
Multi-layered PTFE radial lip seal2021
Header ring for a reciprocating stem or piston rod2020
Process for making high-pressure sheet gasketing materials2014
Method and system for engine emission control2013
Control system and method for remotely isolating powered units in a rail vehicle2013
System, method, and computer software code for detecting a physical defect along2013
System for monitoring an alertness of an operator of a powered system2012
Method and system for disabling a wireless communication device2012
Method and system for disabling a wireless communication device2011