Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Apparatus for inspecting the interior of pipes

Apparatus for inspecting the interior of pipes

US Patent 5754220 · Granted May 19, 1998

Estimated economic value: $31,759,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Coil switching circuit for linear electric generator2008
Apparatus and method for optimizing the power transfer produced by a wave energy2004
Protection arrangement for natural energy power generation systems2003
Switched resonant power conversion electronics2003
Electric power generating system2001
Power transfer of piezoelectric generated energy1997
Optomechanical information entry device1997
Piezoresistive input device1996