Patents by Inventor Hisato Ohta

Hisato Ohta 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).

  • Wound protecting member including chitin
    Patent number: 5405314
    Abstract: A member for protecting a wound surface including a film of a water soluble polymer, a powdered chitin coated on the film, a body fluid absorbing layer, such as, compressed cotton, cellulose sponge and non-woven textured fabric provided on the back surface of the film and a tape material adhered to the body fluid absorbing layer by an adhesive.
    Type: Grant
    Filed: October 22, 1993
    Date of Patent: April 11, 1995
    Assignees: Sunfive Company Ltd., Kanae Company Ltd.
    Inventors: Hisato Ohta, Kazuki Takaishi, Noriko Uetani