Inventor
WEIDNER CHARLES H
US14 patents
⚠️ This page may combine multiple inventors who share the name “WEIDNER CHARLES H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EASTMAN KODAK CO
12 patentsUS5409783AApr 25, 1995
Red-emitting organic electroluminescent device
EASTMAN KODAK CO300 citations98
US5747236AMay 5, 1998
Silver halide light sensitive emulsion layer having enhanced photographic sensitivity
EASTMAN KODAK CO58 citations95
US6190827B1Feb 20, 2001
Laser donor element
EASTMAN KODAK CO15 citations83
US6165671ADec 26, 2000
Laser donor element
EASTMAN KODAK CO17 citations83
US6174657B1Jan 16, 2001
Photothermographic element having desired color
EASTMAN KODAK CO15 citations82
US5547727AAug 20, 1996
Optical recording elements having recording layers containing cationic azo dyes
EASTMAN KODAK CO7 citations73
US4446223AMay 1, 1984
Recording and information record elements comprising oxoindolizine and oxoindolizinium dyes
EASTMAN KODAK CO12 citations71
US6869909B2Mar 22, 2005
Yellow images with improved light stability and yellow dyes useful therein
EASTMAN KODAK CO2 citations62
US6864216B2Mar 8, 2005
Thermal magenta donor and dyes
EASTMAN KODAK CO0 citations51
US6841514B2Jan 11, 2005
Thermal transfer imaging element containing infrared bichromophoric colorant
EASTMAN KODAK CO1 citations51
US6831163B2Dec 14, 2004
Bichromophoric molecules
EASTMAN KODAK CO0 citations51
US7241719B2Jul 10, 2007
Thermal yellow donor and dyes
EASTMAN KODAK CO0 citations41