Inventor · disambiguated record
Donald Valentine, Jr.
Also filed as: VALENTINE DONALD H · VALENTINE DONALD H JR · VALENTINE JR DONALD · VALENTINE JR DONALD H
26 granted patents·281 citations·filing 1974–1999
96Inventor score
Files withHOFFMANN LA ROCHE14AMERICAN CYANAMID CO5CATALYTICA ASSOCIATES4CYTEC TECH CORP2CYTEC IND INC1
Top patents by PatentIndex Score
26 records- 0195US4316847APyrroles and pyrrolidinesHOFFMANN LA ROCHE·Filed 1980·Granted Feb 23, 1982·41 cites·7 claims
- 0289US4256641ANovel syntheses of tryptophansHOFFMANN LA ROCHE·Filed 1979·Granted Mar 17, 1981·18 cites·5 claims
- 0389US4073795ASynthesis of tryptophansHOFFMANN LA ROCHE·Filed 1976·Granted Feb 14, 1978·16 cites·11 claims
- 0486US4343741AChiral phosphinesHOFFMANN LA ROCHE·Filed 1981·Granted Aug 10, 1982·18 cites·15 claims
- 0584US4008282APreparation of triaryl phosphinesHOFFMANN LA ROCHE·Filed 1974·Granted Feb 15, 1977·14 cites·14 claims
- 0683US6344505B1Mono- and bis-benzotriazolyldihydroxybiaryl UV absorbersCYTEC IND INC·Filed 1999·Granted Feb 5, 2002·42 cites·39 claims
- 0781US4140697ALower alkyl esters of α-formamido,α-carbalkoxy tryptophansHOFFMANN LA ROCHE·Filed 1977·Granted Feb 20, 1979·8 cites·2 claims
- 0881US4016212AProcess for the preparation of aldehydesHOFFMANN LA ROCHE·Filed 1974·Granted Apr 5, 1977·12 cites·2 claims
- 0978US4115417AAsymmetric hydrogenation catalyzed by rhodium complexes of chiral tertiary phosphinesHOFFMANN LA ROCHE·Filed 1977·Granted Sep 19, 1978·10 cites·9 claims
- 1072US4857655AProcess for making alkyl arsine compoundsAMERICAN CYANAMID CO·Filed 1988·Granted Aug 15, 1989·9 cites·6 claims
- 1172US4123465AChiral tertiary phosphinesHOFFMANN LA ROCHE·Filed 1977·Granted Oct 31, 1978·6 cites·10 claims
- 1271US5260485AProcess of making alkyl phosphine compounds by reacting an olefin and a phosphine in the vapor phase over a mineral acid catalystAMERICAN CYANAMID CO·Filed 1992·Granted Nov 9, 1993·14 cites·5 claims
- 1365US4603216AProcess for the preparation of urethanesCATALYTICA ASSOCIATES·Filed 1983·Granted Jul 29, 1986·7 cites·17 claims
- 1464US5274149AProcess for making alkyl arsine compoundsAMERICAN CYANAMID CO·Filed 1992·Granted Dec 28, 1993·8 cites·7 claims
- 1562US4600793AProcess for the preparation of urethanesCATALYTICA ASSOCIATES·Filed 1983·Granted Jul 15, 1986·6 cites·18 claims
- 1662US4187241AMetal phosphine complexHOFFMANN LA ROCHE·Filed 1978·Granted Feb 5, 1980·12 cites·2 claims
- 1758US5003093AProcess for making alkyl arsine compoundsAMERICAN CYANAMID CO·Filed 1989·Granted Mar 26, 1991·4 cites·1 claims
- 1857US4629804AProcess for preparation of urethanesCATALYTICA ASSOCIATES·Filed 1985·Granted Dec 16, 1986·5 cites·26 claims
- 1954US4120870AMetal phosphine complexHOFFMANN LA ROCHE·Filed 1977·Granted Oct 17, 1978·9 cites·7 claims
- 2043US4705883ACarbonylation processCATALYTICA ASSOCIATES·Filed 1986·Granted Nov 10, 1987·14 cites·19 claims
- 2141US4139720AProcess for the preparation of aldehydesHOFFMANN LA ROCHE·Filed 1977·Granted Feb 13, 1979·1 cites·2 claims
- 2240US4123464AProcess for the preparation of aldehydesHOFFMANN LA ROCHE·Filed 1976·Granted Oct 31, 1978·1 cites·3 claims
- 2339US6197957B1Process for preparing derivatives of (halo)amino-1,3,5-triazines by carbonylationCYTEC TECH CORP·Filed 1993·Granted Mar 6, 2001·1 cites·37 claims
- 2435US4073811AProcess for the preparation of aldehydesHOFFMANN LA ROCHE·Filed 1976·Granted Feb 14, 1978·1 cites·1 claims
- 2531US5415129AProcess for making alkyl arsine compoundsCYTEC TECH CORP·Filed 1993·Granted May 16, 1995·2 cites·6 claims
- 2631US4920068AMetalorganic vapor phase epitaxial growth of group II-VI semiconductor materialsAMERICAN CYANAMID CO·Filed 1986·Granted Apr 24, 1990·2 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →