PG

Philip D. Gressel

AL Alcon Laboratories: 4 patents #65 of 314Top 25%
Overall (All Time): #1,056,440 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5403598 Physiological tear compositions and methods for their preparation Robert E. Beck, Haresh Bhagat, Fred M. Killinger 1995-04-04
5209927 Ophthalmic solution Robert E. Roehrs, Robert G. Harris 1993-05-11
5075104 Ophthalmic carboxy vinyl polymer gel for dry eye syndrome Robert E. Roehrs 1991-12-24
4966773 Topical ophthalmic compositions containing microfine retinoid particles Robert E. Roehrs, John L. Ubels, Henry F. Edelhauser 1990-10-30
4826871 Topical ophthalmic compositions containing one or more retinoids Robert E. Roehrs, John L. Ubels, Henry F. Edelhauser 1989-05-02