RL

Richard S. Lehner

Pfizer: 4 patents #1,262 of 5,153Top 25%
Overall (All Time): #1,607,151 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6825327 Process for preparing 4″-substituted-9-deoxo-9a-aza-9a-homoerythromycin a derivatives Constantine Sklavounos, John Tucker, Lulin Wei, Kerry P. Mahon, Philip D. Hammen +1 more 2004-11-30
6476040 Processes and intermediates for preparing anti-cancer compounds Timothy Norris, Dinos P. Santafianos 2002-11-05
5380860 Preparation of beta-ketoesters useful in preparing quinolone antibiotics Frank R. Busch, Brian Thomas O'Neill 1995-01-10