TREA

Toru Ueno

Follow

Person

  • Yokohama, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Process for purifying a polyether
    • Patent number 5,973,096
    • Issue date Oct 26, 1999
    • Asahi Glass Company Ltd.
    • Takashi Watabe
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Distillation column type production method
    • Patent number 5,929,292
    • Issue date Jul 27, 1999
    • Asahi Glass Company Ltd.
    • Toru Shimoyama
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Process for purifying a polyether
    • Patent number 5,811,566
    • Issue date Sep 22, 1998
    • Asahi Glass Company Ltd.
    • Takashi Watabe
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...