Inventor

ELWOOD JAMES K

US11 patents

Patents

11 patents

US4003750AJan 18, 1977

Silver halide emulsion containing photographic sensitizing dyes

EASTMAN KODAK CO33 citations88

US4420550ADec 13, 1983

Photographic products and processes employing novel nondiffusible magenta dye-releasing compounds and precursors thereof

EASTMAN KODAK CO17 citations73

US4419435ADec 6, 1983

Photographic products and processes employing 6-heterocyclylazo-3-pyridinol nondiffusible cyan dye-releasing compounds and precursors thereof

EASTMAN KODAK CO8 citations73

US4148642AApr 10, 1979

Photographic products and processes employing nondiffusible 1-arylazo-4-isoquinolinol dye-releasing compounds

EASTMAN KODAK CO14 citations73

US4889410ADec 26, 1989

Magenta filters

EASTMAN KODAK CO9 citations72

US4080207AMar 21, 1978

Radiation-sensitive compositions and photographic elements containing N-(acylhydrazinophenyl) thioamide nucleating agents

EASTMAN KODAK CO18 citations72

US4436799AMar 13, 1984

Photographic products and processes employing novel nondiffusible magenta dye-releasing compounds and precursors thereof

EASTMAN KODAK CO5 citations62

US4495100AJan 22, 1985

Non-diffusible cyan compound capable of releasing a 6-heterocyclylazo-3-pyridinol

EASTMAN KODAK CO0 citations51

US4495099AJan 22, 1985

Non-diffusible magenta compound capable of releasing a 4-(2-heterocyclazo)phenol having a heterocyclic ring fused thereto

EASTMAN KODAK CO0 citations51

US4495098AJan 22, 1985

Coordination complexes of polyvalent metal ions and cyan dye-releasing compounds comprising a 6-heterocyclazo-3-pyridinol

EASTMAN KODAK CO1 citations51

US4476207AOct 9, 1984

Photographic products and processes employing novel nondiffusible cyan dye-releasing compounds and precursors thereof

EASTMAN KODAK CO1 citations51