Inventor

CATHA STEPHEN C

US4 patents

⚠️ This page may combine multiple inventors who share the name “CATHA STEPHEN C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SMART PIPE COMPANY INC

1 patent

US7374127B2May 20, 2008

Systems and methods for making pipe liners

SMART PIPE COMPANY INC36 citations89

CATHA STEPHEN C

1 patent

US7258141B2Aug 21, 2007

Pipe liner apparatus and method

CATHA STEPHEN C23 citations86

STRINGFELLOW WILLIAM D

1 patent

US8567448B2Oct 29, 2013

Methods and systems for in situ pipe lining

STRINGFELLOW WILLIAM D7 citations76

SRINGFELLOW WILLIAM D

1 patent

US8567450B2Oct 29, 2013

Methods and systems for in situ manufacture and installation of non-metallic high pressure pipe and pipe liners

SRINGFELLOW WILLIAM D12 citations71