Patents Assigned to Four Brain Company Ltd.
  • Method and compositions for bonding metals and ceramics with which to make prosthetic teeth
    Patent number: 4556389
    Abstract: A novel method for firmly bonding metal and ceramics comprising the steps of applying a composite plating composition consisting of a metal containing plating solution and fine particles of ceramic on a surface of metal to which the ceramic is to be bonded, thereby forming a metal plating layer on the surface having partially projected fine particles of ceramic, and then firing the coated metal in order to fuse the ceramic thereto.
    Type: Grant
    Filed: December 31, 1981
    Date of Patent: December 3, 1985
    Assignees: Four Brain Company Ltd., Kyoto Ceramic Company Ltd.
    Inventors: Masato Ueno, Masayoshi Sato, Mitsuyuki Tasaka, Tatsuro Naito