Inventor

CHICK DOUGLAS K

GB7 patents

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

INSITUFORM NETHERLANDS BV

2 patents

US5778938AJul 14, 1998

Method of installation of dual containment pipe rehabilitation system

INSITUFORM NETHERLANDS BV82 citations95

US5546992AAug 20, 1996

Dual containment pipe rehabilitation system

INSITUFORM NETHERLANDS BV61 citations95

INSITUFORM INT INC

1 patent

US4434115AFeb 28, 1984

Method for remote lining of side connections

INSITUFORM INT INC71 citations94

INSITUFORM NETHERLAND B V

1 patent

US5743299AApr 28, 1998

Dual containment pipe rehabilitation system and method of installation

INSITUFORM NETHERLAND B V46 citations92

READYSEAL LIMITED

1 patent

US4552183ANov 12, 1985

Repairing leaks in pipelines carrying fluent medium

READYSEAL LIMITED41 citations88

CHICK DOUGLAS K

1 patent

US4357961ANov 9, 1982

Pipeline repair kit

CHICK DOUGLAS K43 citations88

(unassigned)

1 patent

US5399301AMar 21, 1995

Method and apparatus for expanding replacement pipe

30 citations86