Inventor · disambiguated record
Douglas K. Chick
Also filed as: CHICK DOUGLAS · CHICK DOUGLAS K
8 granted patents·486 citations·filing 1980–1996
91Inventor score
Files withINSITUFORM NETHERLANDS BV2CHICK DOUGLAS K1INSITUFORM INT INC1INSITUFORM NETHERLAND B V1READYSEAL LIMITED1
Top patents by PatentIndex Score
8 records- 0194US5778938AMethod of installation of dual containment pipe rehabilitation systemINSITUFORM NETHERLANDS BV·Filed 1996·Granted Jul 14, 1998·82 cites·16 claims
- 0293US4602974AMethod of sealing pipeWOOD ERIC·Filed 1983·Granted Jul 29, 1986·112 cites·2 claims
- 0392US5546992ADual containment pipe rehabilitation systemINSITUFORM NETHERLANDS BV·Filed 1994·Granted Aug 20, 1996·61 cites·20 claims
- 0489US4434115AMethod for remote lining of side connectionsINSITUFORM INT INC·Filed 1982·Granted Feb 28, 1984·71 cites·7 claims
- 0582US5743299ADual containment pipe rehabilitation system and method of installationINSITUFORM NETHERLAND B V·Filed 1995·Granted Apr 28, 1998·46 cites·22 claims
- 0680US4552183ARepairing leaks in pipelines carrying fluent mediumREADYSEAL LIMITED·Filed 1984·Granted Nov 12, 1985·41 cites·5 claims
- 0780US4357961APipeline repair kitCHICK DOUGLAS K·Filed 1980·Granted Nov 9, 1982·43 cites·1 claims
- 0859US5399301AMethod and apparatus for expanding replacement pipeFiled 1993·Granted Mar 21, 1995·30 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →