Kazuya Gushima

Person

  • Tokyo, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Antislip material ejector

    • Patent number 7,311,274
    • Issue date Dec 25, 2007
    • Railway Technical Research Institute
    • Kaoru Ohno
    • B61 - RAILWAYS

Patents Applicationslast 30 patents