Inventor · disambiguated record
Colin D. Chriswell
Also filed as: CHRISWELL COLIN D
6 granted patents·140 citations·filing 1980–1994
84Inventor score
Files withUNIV IOWA STATE RES FOUND INC6
Top patents by PatentIndex Score
6 records- 0188US5505746AMethod of treating coal to reduce sulphur and chlorine emissionsUNIV IOWA STATE RES FOUND INC·Filed 1994·Granted Apr 9, 1996·81 cites·10 claims
- 0283US4277635AProcess of concentrating ethanol from dilute aqueous solutions thereofUNIV IOWA STATE RES FOUND INC·Filed 1980·Granted Jul 7, 1981·29 cites·11 claims
- 0346US5181428AMethod and means for testing soil samplesUNIV IOWA STATE RES FOUND INC·Filed 1990·Granted Jan 26, 1993·14 cites·10 claims
- 0438US5024753AMaterial separation efficiency determination employing fluorescing control particlesUNIV IOWA STATE RES FOUND INC·Filed 1989·Granted Jun 18, 1991·8 cites·36 claims
- 0532US5478452AIn situ isolation of volatile organic compounds from groundwaterUNIV IOWA STATE RES FOUND INC·Filed 1994·Granted Dec 26, 1995·6 cites·20 claims
- 0622US4859212AChemical cleaning of coal by molten caustic leaching after pretreatment by low-temperature devolatilizationUNIV IOWA STATE RES FOUND INC·Filed 1988·Granted Aug 22, 1989·2 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →