Patents by Inventor Katsuhiko Omata

Katsuhiko Omata 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).

  • Flat tablet case with a hinged cap
    Patent number: 6247595
    Abstract: A flat tablet case (A) is assembled by joining together a bottom half case (30) having the shape of a rectangular tray and a top half case (10) having the shape of a rectangular tray. A plurality of studs (21 to 25) are formed on the inner surface of the top half case (10), and a plurality of sockets (41 to 45) are formed on the inner surface the bottom half case (30). A hinged cap (50) is formed integrally with the bottom half case (30) in a section of the side wall (31) excluding corners. The hinged cap (50) is provided on its opposite side surfaces with projections (53, 54) which are engaged with and disengaged from cap holding structures (35, 36) formed on the bottom half case (30).
    Type: Grant
    Filed: April 12, 1999
    Date of Patent: June 19, 2001
    Assignee: Dai Nippon Printing Co., Ltd.
    Inventors: Katsuhiko Omata, Yuji Sugiyama, Mikiko Suzuki, Hisashi Aizawa
  • Flat tablet case with a hinged cap
    Patent number: 5947294
    Abstract: A flat tablet case (A) is assembled by joining together a bottom half case (30) having the shape of a rectangular tray and a top half case (10) having the shape of a rectangular tray. A plurality of studs (21 to 25) are formed on the inner surface of the top half case (10), and a plurality of sockets (41 to 45) are formed on the inner surface the bottom half case (30). A hinged cap (50) is formed integrally with the bottom half case (30) in a section of the side wall (31) excluding corners. The hinged cap (50) is provided on its opposite side surfaces with projections (53, 54) which are engaged with and disengaged from cap holding structures (35, 36) formed on the bottom half case (30).
    Type: Grant
    Filed: January 20, 1998
    Date of Patent: September 7, 1999
    Assignee: Dai Nippon Printing Co., Ltd.
    Inventors: Katsuhiko Omata, Yuji Sugiyama, Mikiko Suzuki, Hisashi Aizawa