Prasad Pinnamaraju

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Edison, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Sustained release formulation containing three different types of p...
- Patent number 6,346,268
- Issue date Feb 12, 2002
- Duramed Pharmaceuticals, Inc.
- Guohua Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Water insoluble polymer based sustained release formulation
- Patent number 6,251,430
- Issue date Jun 26, 2001
- Guohua Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Sustained release formulation containing three different types of p...
- Patent number 6,083,532
- Issue date Jul 4, 2000
- Duramed Pharmaceuticals, Inc.
- Guohua Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Sustained release formulation containing three different types of p...
- Patent number 5,695,781
- Issue date Dec 9, 1997
- Hallmark Pharmaceuticals, Inc.
- Guohua Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process to manufacture micronized nifedipine granules for sustained...
- Patent number 5,543,099
- Issue date Aug 6, 1996
- Hallmark Pharmaceutical, Inc.
- Guohua Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE