Inventor · disambiguated record
Alan W. Douglas
Also filed as: DOUGLAS ALAN · DOUGLAS ALAN W · KING STEVEN A
7 granted patents·126 citations·filing 1990–1995
87Inventor score
Files withMERCK & CO INC7
Top patents by PatentIndex Score
7 records- 0181US5116983ADehydrogenation process intermediatesMERCK & CO INC·Filed 1990·Granted May 26, 1992·36 cites·6 claims
- 0280US5084574ADehydrogenation processMERCK & CO INC·Filed 1990·Granted Jan 28, 1992·35 cites·12 claims
- 0377US5508435AAsymmetric hydrogenation of beta- or gamma-ketoesters and beta- or gamma-ketoamidesMERCK & CO INC·Filed 1994·Granted Apr 16, 1996·14 cites·18 claims
- 0470US5596113ARuthenium-phosphine complex catalysts for asymmetric hydrogenationsMERCK & CO INC·Filed 1995·Granted Jan 21, 1997·12 cites·3 claims
- 0560US5187278ATrialkylsilyl trifluoromethanesulfonate mediated α-methylenic carbon functionalization of 4-aza-5α-androstan-3-one steroidsMERCK & CO INC·Filed 1991·Granted Feb 16, 1993·13 cites·1 claims
- 0658US5091534ATrialkylsilyl trifluoromethanesulfonate mediated α-methylenic carbon functionalization of 4-AZA-5α-androstan-3-one steroidsMERCK & CO INC·Filed 1990·Granted Feb 25, 1992·12 cites·8 claims
- 0752US5426230AProcess for the preparation of 4-chloro-2-cyclopropylcarbonylanilineMERCK & CO INC·Filed 1994·Granted Jun 20, 1995·4 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →