Patents Assigned to Toa Kabushiki Kaisha/Toa Corporation
  • Amplifier housing
    Patent number: D522998
    Type: Grant
    Filed: July 5, 2005
    Date of Patent: June 13, 2006
    Assignee: Toa Kabushiki Kaisha/Toa Corporation
    Inventors: Shoji Ito, Hirohiko Yukimoto, Herbert Pfeifer
  • Loudspeaker housing
    Patent number: D531986
    Type: Grant
    Filed: February 7, 2005
    Date of Patent: November 14, 2006
    Assignee: Toa Kabushiki Kaisha/Toa Corporation
    Inventors: Shin Azumi, Ken Iwayama
  • Telephone set
    Patent number: D327065
    Type: Grant
    Filed: August 20, 1990
    Date of Patent: June 16, 1992
    Assignee: Toa Kabushiki Kaisha/Toa Corporation
    Inventors: Narumi Tada, Kaoru Matsuda