Patents by Inventor Toyoaki Sakano

Toyoaki Sakano 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).

  • Sustained release pharmaceutical plaster
    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