Toshihiko Chen

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Halogen containing fire retardant and fire retarded resin compositi...
- Patent number 5,965,644
- Issue date Oct 12, 1999
- Thoto Kasei Co., Ltd.
- Toshihiko Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Fire-retardant compound, a process for producing said fire-retardan...
- Patent number 5,837,799
- Issue date Nov 17, 1998
- Tohto Kasei Co., Inc.
- Toshihiko Chen
- C07 - ORGANIC CHEMISTRY