Yoshika Banba

Person

  • Kawasaki, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Positive resist composition

    • Patent number RE38254
    • Issue date Sep 16, 2003
    • Tokyo Ohka Kogyo Co., Ltd.
    • Kazufumi Sato
    • 525 - Synthetic resins or natural rubbers