Patents by Inventor Yoshitami Ono

Yoshitami Ono 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).

  • Colored light-sensitive silver halide photographic material with coating additive
    Patent number: 4105453
    Abstract: A light-sensitive silver halide photographic material comprising a basic mordant, an acidic dye, a hydrophilic colloid layer containing a compound (I) and a layer containing a compound (II) which layer is adjacent to said hydrophilic layer.
    Type: Grant
    Filed: March 11, 1977
    Date of Patent: August 8, 1978
    Assignee: Konishiroku Photo Industry Co., Ltd.
    Inventors: Yasumasa Numata, Kunio Ito, Keiichi Mori, Yoshitami Ono