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Tohru Iwashita

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  • Ichihara-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Flame retardant polystyrenic resin composition
    • Patent number 6,657,008
    • Issue date Dec 2, 2003
    • Idemitsu Kosan Co., Ltd.
    • Tohru Iwashita
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

  • Information Patent Application

    FLAME RETARDANT RESIN COMPOSITION
    • Publication number 20020103298
    • Publication date Aug 1, 2002
    • TOHRU IWASHITA
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Flame retardant resin composition
    • Publication number 20020035208
    • Publication date Mar 21, 2002
    • Idemitsu Kosan Co., Ltd.
    • Tohru Iwashita
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...