Patents by Inventor Tokiharu Kondo, deceased

Tokiharu Kondo, deceased 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).

  • Gelatino silver halide photosensitive material
    Patent number: 4054458
    Abstract: A practical, useful gelatino silver halide photo-sensitive material having incorporated therein a compound represented by the following formula: ##STR1## wherein R.sub.1, R.sub.2 and R.sub.
    Type: Grant
    Filed: September 12, 1975
    Date of Patent: October 18, 1977
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Katsuhiko Ohtani, Yosuke Nakajima, Reiichi Ohi, Tokiharu Kondo, deceased, by Yoshiharu Kondo, legal representative
  • Silver halide photographic emulsions used for electron beam recording
    Patent number: 3982044
    Abstract: Fine grain silver halide photographic emulsions adapted for electron beam recording containing at least one compound represented by the following formula; ##SPC1##Wherein A represents an aliphatic group (substituted or unsubstituted), preferably an alkyl group, a substituted alkyl group, an aryl group, a substituted aryl group or a 5- or 6-membered heterocyclic ring containing at least one nitrogen atom, R.sub.1 and R.sub.2 represent a hydrogen atom or a lower alkyl group, and n represents 0 or 1.
    Type: Grant
    Filed: July 3, 1975
    Date of Patent: September 21, 1976
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Junichi Matsuyama, Yoshiyuki Nakazawa, Yasuharu Nakamura, Reiichi Ohi, Tokiharu Kondo, deceased, by Yoshiharu Kondo, legal representative