Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Photographic Lippmann emulsions

Photographic Lippmann emulsions

US Patent 4202695 · Granted May 13, 1980

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Photographic recording material1991
Production of a silver halide emulsion1991
Photographic silver halide emulsion containing gelatine1991
Color photographic silver halide material1990
Diffusion transfer reversal process1989
Method of effecting high contrast development of an image-wise exposed photograp1988
Substituted triazolopyrimidines and their use in light-sensitive photographic el1988
Silver salt diffusion transfer reversal process1988
Photographic silver complex diffusion transfer reversal process under yellow saf1987
Stripping aids for cellulose ester film1986
Process for the production of color photographic images and photographic recordi1984
Process for the production of color photographic images and photographic recordi1984