Inventor
VISHWAKARMA LAL CHAND
US6 patents
Patents
6 patentsUS5756740AMay 26, 1998
Process for the preparation of binary sensitizing dyes
EASTMAN KODAK CO9 citations71
US5739348AApr 14, 1998
Method of synthesizing tert-amido-substituted 2-(2'-hydroxyphenyl) benzotriazole compounds in a one-step process
EASTMAN KODAK CO10 citations68
US5674670AOct 7, 1997
2-hydroxyphenyl benzotriazole based UV absorbing polymers with particular substituents and photographic elements containing them
EASTMAN KODAK CO4 citations62
US5516628AMay 14, 1996
Silver halide photographic elements with particular blue sensitization
EASTMAN KODAK CO3 citations62
US5675015AOct 7, 1997
Process for the preparation of benzotriazole derivatives
EASTMAN KODAK CO4 citations51
US5670654ASep 23, 1997
Method of synthesizing 2-(2'-hydroxyphenyl) benzotriazole compounds
EASTMAN KODAK CO1 citations48