Inventor
PENFOUND KEITH A
GB6 patents
Patents
6 patentsUS4705745ANov 10, 1987
Photographic materials and color proofing system
MINNESOTA MINING & MFG42 citations91
US4828962AMay 9, 1989
High contrast scanner photographic elements employing ruthenium and iridium dopants
MINNESOTA MINING & MFG25 citations90
US4476220AOct 9, 1984
Spectrally sensitized photothermographic materials and preparation thereof
MINNESOTA MINING & MFG23 citations79
US4814827AMar 21, 1989
Photographic color proofing apparatus
MINNESOTA MINING & MFG7 citations72
US4857450AAug 15, 1989
Silver halide photographic materials
MINNESOTA MINING & MFG7 citations71
US4824770AApr 25, 1989
Continuous tone color imaging using laser or light emitting diode sources
MINNESOTA MINING & MFG3 citations60