Isamu Niikura

Person

  • Takasakishi, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    High-molecular unsaturated polyester resin

    • Patent number 5,371,172
    • Issue date Dec 6, 1994
    • Showa Highpolymer Co., Ltd.
    • Eiichiro Takiyama
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • 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-...