Inventor · disambiguated record
Rolf Marrett
Also filed as: MARRETT ROLF
6 granted patents·37 citations·filing 1980–1989
80Inventor score
Top patents by PatentIndex Score
6 records- 0153US4552575AMethod for the mass separation of a liquid mixture through fractional crystallizationRUETGERSWERKE AG·Filed 1983·Granted Nov 12, 1985·16 cites·5 claims
- 0248US4379133AProcess for anisotropic carbon productionRUETGERSWERKE AG·Filed 1981·Granted Apr 5, 1983·5 cites·2 claims
- 0342US4380454ACoking quality of coals with insufficient coking propertiesRUETGERSWERKE AG·Filed 1980·Granted Apr 19, 1983·3 cites·5 claims
- 0440US4976845AProcess for increasing meso phase contents in pitchOERLEMANS PETER·Filed 1989·Granted Dec 11, 1990·8 cites·31 claims
- 0535US4444650AProcess for coking high-boiling aromatic hydrocarbon mixtures to form carbon materials having constant propertiesRUETGERSWERKE AG·Filed 1981·Granted Apr 24, 1984·2 cites·12 claims
- 0635US4414192AMethod of producing a highly reactive pitch fraction and its usageRUETGERSWERKE AG·Filed 1982·Granted Nov 8, 1983·3 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →