David A. Marsh

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Rochester, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for indicating neutralization of contact lens disinfecting s...
- Patent number 5,603,897
- Issue date Feb 18, 1997
- Bausch & Lomb Incorporated
- David J. Heiler
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Cleaning hydrophilic contact lenses by electrochemical means
- Patent number 5,451,303
- Issue date Sep 19, 1995
- Bausch & Lomb Incorporated
- David J. Heiler
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Method and composition for cleaning contact lenses with cyclodextrins
- Patent number 5,364,637
- Issue date Nov 15, 1994
- Bausch & Lomb Incorporated
- Nimai C. De
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE