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George Na
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Wayne, PA, US
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last 30 patents
Information
Patent Grant
Constrast media
Patent number
6,423,296
Issue date
Jul 23, 2002
Amersham Health AS
Wolfgang Gunther
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Method of preparing nanoparticle compositions containing charged ph...
Patent number
5,470,583
Issue date
Nov 28, 1995
Eastman Kodak Company
George C. Na
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Method of making nanoparticulate X-ray blood pool contrast agents u...
Patent number
5,447,710
Issue date
Sep 5, 1995
Eastman Kodak Company
George C. Na
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Use of purified surface modifiers to prevent particle aggregation d...
Patent number
5,352,459
Issue date
Oct 4, 1994
Sterling Winthrop Inc.
Kenneth R. Hollister
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Use of non-ionic cloud point modifiers to minimize nanoparticle agg...
Patent number
5,346,702
Issue date
Sep 13, 1994
Sterling Winthrop Inc.
George C. Na
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Use of charged phospholipids to reduce nanoparticle aggregation
Patent number
5,336,507
Issue date
Aug 9, 1994
Sterling Winthrop Inc.
George C. Na
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Formulations for nanoparticulate x-ray blood pool contrast agents u...
Patent number
5,326,552
Issue date
Jul 5, 1994
Sterling Winthrop Inc.
George C. Na
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Use of ionic cloud point modifiers to prevent particle aggregation...
Patent number
5,298,262
Issue date
Mar 29, 1994
Sterling Winthrop Inc.
George C. Na
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Enzymatic processing of materials containing chromium and protein
Patent number
5,094,946
Issue date
Mar 10, 1992
The United States of America as represented by the Secretary of Agriculture
Maryann M. Taylor
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE