Patents Assigned to Toa Tokushi Denki Kabushiki Kaisha
  • Microphone shielder
    Patent number: D295861
    Type: Grant
    Filed: January 3, 1986
    Date of Patent: May 24, 1988
    Assignee: Toa Tokushi Denki Kabushiki Kaisha
    Inventor: Hiroshi Kubota
  • Headphone-style microphone
    Patent number: D299643
    Type: Grant
    Filed: January 3, 1986
    Date of Patent: January 31, 1989
    Assignee: Toa Tokushi Denki Kabushiki Kaisha
    Inventor: Hiroshi Kubota