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Bruce Pratt
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Union City, CA, US
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last 30 patents
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Patent Grant
Collagen wound healing matrices and process for their production
Patent number
5,219,576
Issue date
Jun 15, 1993
Collagen Corporation
George H. Chu
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Patent Grant
Processes for producing collagen matrixes and methods of using same
Patent number
5,110,604
Issue date
May 5, 1992
Collagen Corporation
George H. Chu
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Patent Grant
Collagen wound healing matrices and process for their production
Patent number
5,024,841
Issue date
Jun 18, 1991
Collagen Corporation
George H. Chu
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE