Philip D. Gressel

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Everman, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Physiological tear compositions and methods for their preparation
- Patent number 5,403,598
- Issue date Apr 4, 1995
- Alcon Laboratories, Inc.
- Robert E. Beck
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Ophthalmic solution
- Patent number 5,209,927
- Issue date May 11, 1993
- Alcon Laboratories, Inc.
- Philip D. Gressel
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Ophthalmic carboxy vinyl polymer gel for dry eye syndrome
- Patent number 5,075,104
- Issue date Dec 24, 1991
- Alcon Laboratories, Inc.
- Philip D. Gressel
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Topical ophthalmic compositions containing microfine retinoid parti...
- Patent number 4,966,773
- Issue date Oct 30, 1990
- Alcon Laboratories, Inc.
- Philip D. Gressel
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Topical ophthalmic compositions containing one or more retinoids
- Patent number 4,826,871
- Issue date May 2, 1989
- Philip D. Gressel
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE