P

Inventor

WITT JOSEF

DE4 patents
⚠️ This page may combine multiple inventors who share the name “WITT JOSEF”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BAYER AG

3 patents
US6596073B1Jul 22, 2003

Solid pigment preparations

BAYER AG29 citations90
US6596446B2Jul 22, 2003

Organic pigments in color filters liquid of crystal display

BAYER AG24 citations89
US4633016ADec 30, 1986

Diphenylamine age resisters for rubber

BAYER AG9 citations72

BAYER CHEMICALS AG

1 patent
US6881255B2Apr 19, 2005

Pigment preparations

BAYER CHEMICALS AG1 citations46