Inventor · disambiguated record
Roger C. Zillmer
Also filed as: ZILLMER ROGER C
5 granted patents·283 citations·filing 1985–1996
85Inventor score
Top patents by PatentIndex Score
5 records- 0193US5674831AMethod of making urea-based solid cleaning compositionsECOLAB INC·Filed 1995·Granted Oct 7, 1997·90 cites·5 claims
- 0292US4643255AGel and process for preventing loss of circulation, and combination process for enhanced recoveryCITIES SERVICE OIL & GAS·Filed 1985·Granted Feb 17, 1987·81 cites·24 claims
- 0388US5698513AUrea-based solid cleaning compositions free from or containing minor amounts of waterECOLAB INC·Filed 1996·Granted Dec 16, 1997·59 cites·22 claims
- 0475US4673038AGel and process for preventing carbon dioxide break throughCITIES SERVICE OIL & GAS·Filed 1986·Granted Jun 16, 1987·30 cites·4 claims
- 0568US4796700AProcess for retarding fluid flowCITIES SERVICE OIL & GAS·Filed 1986·Granted Jan 10, 1989·23 cites·37 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →