Inventor

QUILLEN DONNA R

US2 patents

⚠️ This page may combine multiple inventors who share the name “QUILLEN DONNA R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

EASTMAN CHEM CO

1 patent

US5340910AAug 23, 1994

Process for preparing 1-cyano-3H-dibenz[f,ij]isoquinoline-2,7-diones and their use as toners for polyesters

EASTMAN CHEM CO48 citations94

EASTMAN KODAK CO

1 patent

US5252699AOct 12, 1993

Process for preparing 1-cyano-3H-dibenz[f,ij] isoquinoline-2,7-diones and their use as toners for polyesters

EASTMAN KODAK CO19 citations80