Inventor
CIECIUCH RONALD F
US5 patents
⚠️ This page may combine multiple inventors who share the name “CIECIUCH RONALD F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
POLAROID CORP
4 patentsUS4405788ASep 20, 1983
Bicyclo nitrogenheterocyclic substituted sulfofluoresceins, fluoresceins and xanthenes
POLAROID CORP24 citations81
US4264701AApr 28, 1981
Magenta dye developers
POLAROID CORP13 citations72
US4386216AMay 31, 1983
Magenta dye developers
POLAROID CORP5 citations61
US4267251AMay 12, 1981
Novel image dye-providing materials, photographic products and processes
POLAROID CORP5 citations61