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TOHO AEN KABUSHIKI KAISHA

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  • CHUO-KU, TOKYO, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Zinc alloy for use with electrode
    • Patent number 4,432,937
    • Issue date Feb 21, 1984
    • Toho Aen Kabushiki Kaisha
    • Kenta Kuwayama
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for producing fine powdery metal
    • Patent number 4,383,852
    • Issue date May 17, 1983
    • Toho Aen Kabushiki Kaisha
    • Akinori Yoshizawa
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Process for recovering zinc
    • Patent number 4,323,391
    • Issue date Apr 6, 1982
    • Toho Aen Kabushiki Kaisha
    • Tsuneo Honda
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Solvent extraction recovery process for indium
    • Patent number 4,292,284
    • Issue date Sep 29, 1981
    • Toho Aen Kabushiki Kaisha
    • Keishi Tomii
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

  • Information Trademark

    72227893 - MAIRON
    • Serial number 72227893
    • Registration number 815315
    • Filing date Sep 15, 1965
    • TOHO AEN KABUSHIKI KAISHA
    • 6 - Common metals and their alloys