Inventor
ALLWAY PHILIP A
US17 patents
Patents
17 patentsUS6319660B1Nov 20, 2001
Color photographic element containing speed improving compound
EASTMAN KODAK CO36 citations92
US6455242B1Sep 24, 2002
Color photographic element containing speed improving compound
EASTMAN KODAK CO13 citations73
US6197488B1Mar 6, 2001
Color photographic element containing a coupler releasing derivative with at least three heteroatoms with specific hydrophobicity
EASTMAN KODAK CO8 citations73
US6316177B1Nov 13, 2001
Color photographic element containing speed-improving polymers
EASTMAN KODAK CO5 citations63
US6589724B1Jul 8, 2003
Color photographic element containing speed-improving benzotriazole polymer
EASTMAN KODAK CO2 citations62
US6309811B2Oct 30, 2001
Color photographic element containing nitrogen heterocycle derivative and inhibitor releasing coupler
EASTMAN KODAK CO3 citations62
US6171771B1Jan 9, 2001
Photographic element containing a DIR coupler
EASTMAN KODAK CO3 citations62
US6140029AOct 31, 2000
Color photographic element containing elemental silver and nitrogen heterocycle in a non-light sensitive layer
EASTMAN KODAK CO5 citations61
US7354701B2Apr 8, 2008
Photographic element with speed-enhancing compound
EASTMAN KODAK CO2 citations60
US6887656B2May 3, 2005
Color photographic element containing improved heterocyclic speed enhancing compound
EASTMAN KODAK CO4 citations60
US6146820ANov 14, 2000
Photographic element containing a DIR coupler
EASTMAN KODAK CO0 citations52
US5491049AFeb 13, 1996
Photographic colour couplers, methods of making them and photographic materials containing them
EASTMAN KODAK CO0 citations51
US5460925AOct 24, 1995
Photographic color couplers and photographic materials containing them
EASTMAN KODAK CO0 citations51
US7108964B2Sep 19, 2006
Compound containing an anthranilic acid blocking group
EASTMAN KODAK CO0 citations48
US6238855B1May 29, 2001
Photographic element containing a DIR coupler
EASTMAN KODAK CO1 citations47
US7455959B2Nov 25, 2008
Photographic element containing a speed-enhancing compound
EASTMAN KODAK CO0 citations39
US6730465B2May 4, 2004
Color photographic element containing a heterocyclic dye-forming coupler
EASTMAN KODAK CO0 citations39