Inventor · disambiguated record
Stefano C. Crema
Also filed as: CREMA STEFANO · CREMA STEFANO C
9 granted patents·192 citations·filing 1985–2009
90Inventor score
Top patents by PatentIndex Score
9 records- 0183US4931489AFluid loss control additives for oil well cementing compositionsBASF CORP·Filed 1989·Granted Jun 5, 1990·37 cites·7 claims
- 0282US9447351B2Composition and method to improve the fuel economy of hydrocarbon fueled internal combustion enginesJUNG ALFRED K·Filed 2009·Granted Sep 20, 2016·8 cites·25 claims
- 0375US5092935AFluid loss control additives for oil well cementing compositionsBASF CORP·Filed 1990·Granted Mar 3, 1992·28 cites·13 claims
- 0474US5025040AFluid loss control additives for oil well cementing compositionsBASF AG·Filed 1990·Granted Jun 18, 1991·29 cites·6 claims
- 0573US4609477ALiquid foaming additives used in the stimulation of oil and gas wellsBASF CORP·Filed 1985·Granted Sep 2, 1986·33 cites·9 claims
- 0669US5046562AFluid loss control additives for oil well cementing compositionsBASF CORP·Filed 1991·Granted Sep 10, 1991·22 cites·5 claims
- 0766US4676916AAcidizing concentrates for oil well acidizing systemsBASF CORP·Filed 1985·Granted Jun 30, 1987·20 cites·5 claims
- 0843US4933378AFluid loss control additives for oil well cementing compositionsBASF CORP·Filed 1989·Granted Jun 12, 1990·9 cites·7 claims
- 0941US5228915AFluid loss control additives for oil well cementing compositionsBASF CORP·Filed 1992·Granted Jul 20, 1993·6 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →