Patents by Inventor Tomoki Sakai

Tomoki Sakai 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).

  • Patent number: 5164887
    Abstract: A pocket size personal organizer including a CPU for carrying out a data processing operation, an LCD cell for displaying the operation result of the CPU and X- and Y-drivers for driving the LCD cell. The electronic device is separated into a body member and a cover member which are collapsibly connected to each other. The CPU and one of the drivers are arranged in the body member, and the LCD cell and the other driver are arranged in the cover member. An electrical connection between the parts is carried out by heat seal connectors arranged at a hinge bridge portion.
    Type: Grant
    Filed: August 30, 1991
    Date of Patent: November 17, 1992
    Assignee: Citizen Watch Co., Ltd.
    Inventors: Tomoki Sakai, Minoru Hayashi
  • Patent number: 4990340
    Abstract: A sustained release pharmaceutical preparation for percutaenous administration use mainly composed of a drug layer which is a layer made to contain drugs, to have no adhesiveness to the skin, but to be used in contact with the skin.
    Type: Grant
    Filed: May 14, 1990
    Date of Patent: February 5, 1991
    Assignee: Teijin Limited
    Inventors: Osafumi Hidaka, Tomoki Sakai
  • Patent number: 4801458
    Abstract: A sustained release pharmaceutical plaster which is characterized in that it is a pharmaceutical preparation mainly composed of an adhesive compound layer and a supporter which supports the adhesive compound layer, inside of which there is an arrangement of hollow fibers, that have radially arranged open pores, with their tubular hollows filled with medicines.
    Type: Grant
    Filed: February 24, 1987
    Date of Patent: January 31, 1989
    Assignee: Teijin Limited
    Inventors: Osafumi Hidaka, Tomoki Sakai, Toyoaki Sakano