Kazumi Iijima

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Katsuta, JP

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Patents Grantslast 30 patents

Information Patent Grant
Reaction injection molded article with threads and method of moldin...
- Patent number 4,446,185
- Issue date May 1, 1984
- Hitachi, Ltd.
- Kenichi Waragai
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Composition for fire retardant urethane foam
- Patent number 4,409,341
- Issue date Oct 11, 1983
- Hitachi, Ltd.
- Yasuo Hira
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...