Keiko Oka

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Kurashiki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polyvinyl alcohol hydrogel and process for producing the same
- Patent number 6,139,963
- Issue date Oct 31, 2000
- Kuraray Co., Ltd.
- Hiroaki Fujii
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Apparatus for the determination of a trace amount of an analyte sub...
- Patent number 5,674,696
- Issue date Oct 7, 1997
- Biosensor Laboratories Co., Ltd.
- Michihiro Nakamura
- G01 - MEASURING TESTING
Information Patent Grant
Method for assaying urease
- Patent number 5,556,760
- Issue date Sep 17, 1996
- Biosensor Research Laboratories Co., Ltd.
- Michihiro Nakamura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE