Patents by Inventor Toshihiko Ueoka

Toshihiko Ueoka 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: 4770986
    Abstract: Disclosed is a photographic material which comprises a synthetic plastic film, a polyolefin layer provided on one surface of the plastic film, an image forming layer provided on said polyolefin layer and layer (A) which contains at least one of carboxy-modified polyethylene, ethylene-ethyl acrylate copolymer, ethylene-vinyl acetate copolymer and polyolefin and which is provided on another surface of the synthetic plastic film opposite to the image forming layer side, the surface of said polyolefin layer which contacts with the image forming layer being a roughened surface and the surface of the layer (A) being a mirror-like surface.
    Type: Grant
    Filed: June 19, 1986
    Date of Patent: September 13, 1988
    Assignee: Mitsubishi Paper Mills, Ltd.
    Inventors: Akira Uno, Masashi Kubbota, Akira Ninohira, Toshihiko Ueoka, Masaoki Nozaki
  • Patent number: 4737440
    Abstract: There are disclosed photographic materials which comprise a synthetic plastic film such as a polyester film having on one surface a resin layer comprising a resin composition containing at least 50 parts by weight (based on the total weight of the resin layer) of a polyolefin which has undergone at least one kneading or a resin layer comprising a resin composition containing 50 to 95 parts by weight (based on the total weight of the resin layer) of said polyolefin and 5 to 50 parts by weight (based on the total weight of the resin layer) of a high-density polyethylene.Further disclosed is a photographic material which comprises a synthetic plastic film having on one surface a layer of the above composition and on another surface a resin layer which contains at least one of carboxy-modified polyolefin, ethylene-ethyl acrylate copolymer, ethylene-vinyl acetate copolymer and polyolefin.
    Type: Grant
    Filed: June 19, 1986
    Date of Patent: April 12, 1988
    Assignee: Mitsubishi Paper Mills, Ltd.
    Inventors: Akira Uno, Yasuhiro Aizawa, Akira Ninohira, Toshihiko Ueoka