Patents by Inventor Kenji Ekuan

Kenji Ekuan 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).

  • Box
    Patent number: 4546898
    Abstract: A box, such as may be used to store audio disks computer floppy disks or the like, in which the box opens up into a fan-like shape so that the articles stored therein can readily be identified. A box body is constituted by a back plate, a bottom plate and a left and a right side plate. A front plate section, constituted by a front plate, is pivoted at its lower end on the bottom plate. Left and right wing plates, which extend from the respective opposite sides of the front plate, contact the left and right side plates. A cover plate is formed by a top plate having a collar extending therefrom with the cover section being swingably pivoted on the box body.
    Type: Grant
    Filed: January 10, 1984
    Date of Patent: October 15, 1985
    Assignee: C. I. Kasei Co., Ltd.
    Inventor: Kenji Ekuan
  • Patent number: 4365713
    Abstract: A cassette tape case magazine device for housing a cassette tape case. The magazine is constructed to permit easy installation therein and removal therefrom of the tape case with a simple one-hand operation. The magazine is open at one end thereof to permit the entrance therein of the tape case. Notches are formed in the top and bottom walls at the opposite ends of this opening to permit the user's fingers to insert and remove the tape case. A flexible U-shaped retainer is mounted on a side wall of the magazine and has a pair of projections which fit into the drive shaft holes of the cassette in retaining engagement therewith. A detent is formed in either the top or bottom wall of the magazine, this detent fitting into one of the recording claw holes of the cassette in retaining engagement therewith.
    Type: Grant
    Filed: November 25, 1981
    Date of Patent: December 28, 1982
    Assignee: Alfa & Associates, Inc.
    Inventor: Kenji Ekuan
  • Patent number: 4086857
    Abstract: A sectional assembly for interior articles comprises vertically oriented glass plates which are departed in one direction and curved holding arms which have each connecting part at both ends for clamping an edge of each of the plates as a unit. The connecting part comprises a flange which is used for clamping said glass plate with a fitting and a bolt and nut without requiring formation of any holes in the glass plates. Horizontal glass plates are also provided which are supported by the curved holding arms.
    Type: Grant
    Filed: February 9, 1977
    Date of Patent: May 2, 1978
    Assignee: Asahi Glass Company, Ltd.
    Inventors: Hitoshi Igarashi, Kenji Ekuan
  • Patent number: D243169
    Type: Grant
    Filed: September 24, 1975
    Date of Patent: January 25, 1977
    Assignee: Yamaha, Hatsudoki Kabushiki Kaisha
    Inventors: Toshiyuki Suzuki, Kenji Ekuan
  • Patent number: D248450
    Type: Grant
    Filed: August 13, 1976
    Date of Patent: July 11, 1978
    Assignee: Kikkoman Shoyu Co., Ltd.
    Inventor: Kenji Ekuan
  • Patent number: D251870
    Type: Grant
    Filed: August 18, 1977
    Date of Patent: May 15, 1979
    Assignee: Yamagiwa Electric Co. Ltd.
    Inventor: Kenji Ekuan
  • Patent number: D254366
    Type: Grant
    Filed: July 17, 1978
    Date of Patent: March 4, 1980
    Assignee: Yamaha Hatsudoki Kabushiki Kaisha
    Inventor: Kenji Ekuan
  • Patent number: D255558
    Type: Grant
    Filed: October 6, 1977
    Date of Patent: June 24, 1980
    Assignee: Yamaha Hatsudoki Kabushiki Kaisha
    Inventor: Kenji Ekuan
  • Patent number: D268028
    Type: Grant
    Filed: February 4, 1980
    Date of Patent: February 22, 1983
    Assignee: Nippon Gakki Seizo Kabushiki Kaisha
    Inventor: Kenji Ekuan
  • Patent number: D270531
    Type: Grant
    Filed: May 12, 1981
    Date of Patent: September 13, 1983
    Assignee: Nippon Gakki Seizo Kabushiki Kaisha
    Inventor: Kenji Ekuan
  • Patent number: D272063
    Type: Grant
    Filed: May 12, 1981
    Date of Patent: January 3, 1984
    Assignee: Nippon Gakki Seizo Kabushiki Kaisha
    Inventor: Kenji Ekuan
  • Patent number: D275946
    Type: Grant
    Filed: July 23, 1982
    Date of Patent: October 16, 1984
    Assignee: Yamaha Hatsudoki Kabushiki Kaisha
    Inventor: Kenji Ekuan
  • Patent number: D281322
    Type: Grant
    Filed: April 6, 1983
    Date of Patent: November 12, 1985
    Assignee: Epson Corporation
    Inventor: Kenji Ekuan
  • Patent number: D282410
    Type: Grant
    Filed: September 6, 1983
    Date of Patent: February 4, 1986
    Assignee: C. I. Kasei Co., Ltd.
    Inventor: Kenji Ekuan
  • Patent number: D282844
    Type: Grant
    Filed: March 17, 1983
    Date of Patent: March 4, 1986
    Assignee: Epson Corporation
    Inventor: Kenji Ekuan
  • Patent number: D334711
    Type: Grant
    Filed: April 12, 1991
    Date of Patent: April 13, 1993
    Assignee: Kikkoman Corporation
    Inventor: Kenji Ekuan