Patents by Inventor You Takagi

You Takagi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Loudspeaker
    Patent number: D278530
    Type: Grant
    Filed: August 9, 1982
    Date of Patent: April 23, 1985
    Assignee: Pioneer Electronic Corporation
    Inventor: You Takagi
  • Loudspeaker
    Patent number: D281157
    Type: Grant
    Filed: June 29, 1983
    Date of Patent: October 29, 1985
    Assignee: Pioneer Electronic Corporation
    Inventor: You Takagi
  • Loudspeaker
    Patent number: D284002
    Type: Grant
    Filed: June 29, 1983
    Date of Patent: May 27, 1986
    Assignee: Pioneer Electronic Corporation
    Inventor: You Takagi
  • Loudspeaker
    Patent number: D284281
    Type: Grant
    Filed: June 29, 1983
    Date of Patent: June 17, 1986
    Assignee: Pioneer Electronic Corporation
    Inventor: You Takagi
  • Automobile combined stereo receiver and cassette tape player
    Patent number: D284369
    Type: Grant
    Filed: December 22, 1983
    Date of Patent: June 24, 1986
    Assignee: Pioneer Electronic Corporation
    Inventors: Hitoshi Nakamura, Takekazu Iijima, You Takagi, Shu Takahara
  • Car speaker
    Patent number: D289281
    Type: Grant
    Filed: September 4, 1984
    Date of Patent: April 14, 1987
    Assignee: Pioneer Electronic Corporation
    Inventor: You Takagi
  • Loudspeaker
    Patent number: D290698
    Type: Grant
    Filed: November 28, 1984
    Date of Patent: July 7, 1987
    Assignee: Pioneer Electronic Corporation
    Inventor: You Takagi