Akira Tomida

Person

  • Ibaraki, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus for removing foreign matters

    • Patent number 4,597,871
    • Issue date Jul 1, 1986
    • Hitachi, Ltd.
    • Isao Okouchi
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL