Patents Assigned to Sansui Electric Co., Inc.
  • Loudspeaker device
    Patent number: 4044855
    Abstract: A loudspeaker device, wherein a speaker cabinet fitted with a speaker unit is filled with flexible gas-bearing material and fibrous cotton-like material. According to this invention, it is possible to increase the apparent inner volume of the cabinet, prevent the generation of a standing wave and reproduce sounds with a good quality.
    Type: Grant
    Filed: October 30, 1975
    Date of Patent: August 30, 1977
    Assignee: Sansui Electric Co., Inc.
    Inventor: Fumio Kobayashi