Patents by Inventor Shyouji Nishio

Shyouji Nishio 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).

  • Black-and-white silver halide photographic light-sensitive material and a method for processing the same
    Patent number: 5352563
    Abstract: A silver halide photographic light-sensitive material is disclosed, which comprises a support and provided thereon, a silver halide photographic emulsion layer and a protective layer in that order, wherein at least one layer of said emulsion layer and said protective layer contains a cyclodextrin compound and said emulsion layer contains a hydrazine derivative or a compound represented by the following formula (T): ##STR1##
    Type: Grant
    Filed: January 19, 1993
    Date of Patent: October 4, 1994
    Assignee: Konica Corporation
    Inventors: Satomi Kawasaki, Shyouji Nishio, Hideki Komatsu