Inventor · disambiguated record
William J. Leanza
Also filed as: LEANZA WILLIAM J
21 granted patents·300 citations·filing 1974–1994
95Inventor score
Files withMERCK & CO INC21
Top patents by PatentIndex Score
21 records- 0198US4194047ASubstituted N-methylene derivatives of thienamycinMERCK & CO INC·Filed 1977·Granted Mar 18, 1980·90 cites·14 claims
- 0292US4309438AN-Alkyl-N-iminomethyl derivatives of thienamycinMERCK & CO INC·Filed 1980·Granted Jan 5, 1982·29 cites·17 claims
- 0389US4235920AN-Alkylated derivatives of thienamycinMERCK & CO INC·Filed 1977·Granted Nov 25, 1980·18 cites·8 claims
- 0488US4150145AN-alkylated derivatives of thienamycin sulfoxide and sulfoneMERCK & CO INC·Filed 1977·Granted Apr 17, 1979·16 cites·7 claims
- 0586US4235917AN-Alkyl-N-acyl derivatives of thienamycinMERCK & CO INC·Filed 1977·Granted Nov 25, 1980·14 cites·6 claims
- 0685US4226870AO-, N- and carboxyl derivatives of thienamycinMERCK & CO INC·Filed 1977·Granted Oct 7, 1980·13 cites·2 claims
- 0778US4675317A2-unsaturated alkylthio-pen-2-em-3-carboxylic acidsMERCK & CO INC·Filed 1983·Granted Jun 23, 1987·12 cites·5 claims
- 0875US5985844AHomoerythromycin A derivatives modified at the 4"-and 8A-positionsMERCK & CO INC·Filed 1992·Granted Nov 16, 1999·40 cites·49 claims
- 0973US4610823AProcess for preparing substituted 2-thioxopenams and 2-substituted thiopenemsMERCK & CO INC·Filed 1983·Granted Sep 9, 1986·8 cites·8 claims
- 1068US4650794A6-(1-hydroxyethyl)-2-carbamimidoyl-pen-2-em-3-carboxylic acidsMERCK & CO INC·Filed 1982·Granted Mar 17, 1987·6 cites·4 claims
- 1167US4713451ACrystalline dimethyliminothienamycinMERCK & CO INC·Filed 1984·Granted Dec 15, 1987·6 cites·1 claims
- 1264US5606030ACoconjugates of OMPC, HIV related peptides and anionic moietiesMERCK & CO INC·Filed 1994·Granted Feb 25, 1997·18 cites·2 claims
- 1364US5274122AAcidic derivatives of homocysteine thiolactoneMERCK & CO INC·Filed 1992·Granted Dec 28, 1993·9 cites·2 claims
- 1460US4748162A6-substituted-2-carbaminidoyl-pen-2-em-3-carboxylic acidsMERCK & CO INC·Filed 1984·Granted May 31, 1988·4 cites·25 claims
- 1556US4839352AN-acyl derivatives of thienamycinMERCK & CO INC·Filed 1987·Granted Jun 13, 1989·4 cites·12 claims
- 1655US4335043ASubstituted N-methylene derivatives of thienamycinMERCK & CO INC·Filed 1979·Granted Jun 15, 1982·3 cites·3 claims
- 1754US4397861AN- And carboxyl derivatives of thienamycinMERCK & CO INC·Filed 1981·Granted Aug 9, 1983·3 cites·4 claims
- 1854US4232030ASubstituted N-methylene derivatives of thienamycin sulfoxide and sulfoneMERCK & CO INC·Filed 1977·Granted Nov 4, 1980·3 cites·23 claims
- 1952US4208330AO-Derivatives of thienamycinMERCK & CO INC·Filed 1977·Granted Jun 17, 1980·2 cites·2 claims
- 2049US3931150AProbenecidoxymethyl and 1-ethyl esters of ampicillinMERCK & CO INC·Filed 1974·Granted Jan 6, 1976·2 cites·4 claims
- 2130US4311704ASubstituted N-methylene derivatives of thienamycinMERCK & CO INC·Filed 1980·Granted Jan 19, 1982·0 cites·15 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →