Inventor
COHEN JACOB I
US5 patents
Patents
5 patentsUS5378598AJan 3, 1995
Use of acid processed ossein gelatin and chain-extened acid processed ossein gelatin as peptizers in the preparation of photographic emulsions
EASTMAN KODAK CO11 citations71
US5272048ADec 21, 1993
Reversal photographic elements containing tabular grain emulsions
EASTMAN KODAK CO13 citations71
US5236817AAug 17, 1993
Tabular grain emulsion containing reversal photographic elements exhibiting improved sharpness in underlying layers
EASTMAN KODAK CO9 citations71
US5536630AJul 16, 1996
Use of acid processed ossein gelatin and chain-extended acid processed ossein gelatin as peptizers in the preparation of photographic elements
EASTMAN KODAK CO3 citations60
US5391468AFeb 21, 1995
Reversal photographic elements containing tabular grain emulsions
EASTMAN KODAK CO6 citations56