Inventor · disambiguated record
Robert Jon Steffan
Also filed as: STEFFAN ROBERT J · STEFFAN ROBERT JON
10 granted patents·292 citations·filing 1992–2011
91Inventor score
Files withENVIROGEN INC6HOFFMANN LA ROCHE1MCCLAY KEVIN ROCK1SHAW ENVIRONMENTAL & INFRASTRU1SHAW INTELLECTUAL PROPERTIES HOLDING INC1
Top patents by PatentIndex Score
10 records- 0186US5814514ABiodegradation of the gasoline oxygenatesENVIROGEN INC·Filed 1996·Granted Sep 29, 1998·73 cites·22 claims
- 0279US5298392AProcess for detection of water-borne microbial pathogens and indicators of human fecal contamination in water samples and kits thereforHOFFMANN LA ROCHE·Filed 1992·Granted Mar 29, 1994·98 cites·27 claims
- 0378US5512479AMethod of degrading volatile organochlorides and remediation thereofENVIROGEN INC·Filed 1993·Granted Apr 30, 1996·23 cites·21 claims
- 0473US6524842B1Biodegradation of gasoline oxygenatesENVIROGEN INC·Filed 2000·Granted Feb 25, 2003·37 cites·36 claims
- 0571US8975015B2Antimicrobial compoundsMCCLAY KEVIN ROCK·Filed 2011·Granted Mar 10, 2015·1 cites·10 claims
- 0668US7169591B1Preparation of enantio-specific epoxidesSHAW ENVIRONMENTAL & INFRASTRU·Filed 2000·Granted Jan 30, 2007·3 cites·10 claims
- 0766US7973065B2Antimicrobial compoundsSHAW INTELLECTUAL PROPERTIES HOLDING INC·Filed 2010·Granted Jul 5, 2011·1 cites·17 claims
- 0862US5439590AMethods for treating toxic materialENVIROGEN INC·Filed 1993·Granted Aug 8, 1995·20 cites·7 claims
- 0957US5958757ABiological conversion of organic compoundsENVIROGEN INC·Filed 1996·Granted Sep 28, 1999·22 cites·18 claims
- 1045US6303366B1Biodegradation of the gasoline oxygenatesENVIROGEN INC·Filed 1997·Granted Oct 16, 2001·14 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →