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Roger H. Tu
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Lake Forest, CA, US
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last 30 patents
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Patent Grant
Method of manufacturing natural tissue valves having variably compl...
Patent number
5,769,780
Issue date
Jun 23, 1998
Baxter International Inc.
Cary Hata
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Natural tissue valve prostheses having variably complaint leaflets
Patent number
5,549,666
Issue date
Aug 27, 1996
Baxter International Inc.
Cary Hata
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Method of manufacturing pliable biological grafts materials
Patent number
5,376,110
Issue date
Dec 27, 1994
Baxter International Inc.
Roger Tu
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Process of manufacturing porous multi-expanded fluoropolymers
Patent number
5,071,609
Issue date
Dec 10, 1991
Baxter International Inc.
Roger H. Tu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Multi-layered poly(tetrafluoroethylene)/elastomer materials useful...
Patent number
5,061,276
Issue date
Oct 29, 1991
Baxter International Inc.
Roger Tu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Microporous vascular graft
Patent number
5,024,671
Issue date
Jun 18, 1991
Baxter International Inc.
Roger Tu
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Heterogeneous elastomeric compositions containing a fluoroelastomer...
Patent number
4,882,113
Issue date
Nov 21, 1989
Baxter International Inc.
Roger Tu
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Multi-layered poly(tetrafluoroethylene)/elastomer materials useful...
Patent number
4,816,339
Issue date
Mar 28, 1989
Baxter International Inc.
Roger H. Tu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL