Toshizumi Tanaka

Person

  • Omiya, JP

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    Coil shaft and method for fabricating same

    • Publication number 20010052721
    • Publication date Dec 20, 2001
    • Fuji Photo Optical Co., Ltd.
    • Toshizumi Tanaka
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...