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Yositaka Hatano

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  • Higasikanbaragun, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for producing saturated polyester
    • Patent number 5,306,787
    • Issue date Apr 26, 1994
    • Showa Highpolymer Co., Ltd.
    • Eiichiro Takiyama
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    High-molecular unsaturated polyester resin
    • Patent number 5,254,643
    • Issue date Oct 19, 1993
    • Showa Highpolymer Co., Ltd.
    • Eiichiro Takiyama
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    High molecular unsaturated polyester
    • Patent number 5,198,529
    • Issue date Mar 30, 1993
    • Showa Highpolymer Co., Ltd.
    • Eiichiro Takiyama
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...