Inventor
KERWIN PAUL
GB5 patents
⚠️ This page may combine multiple inventors who share the name “KERWIN PAUL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CIBA SC HOLDING AG
4 patentsUS5776238AJul 7, 1998
Production of pigments
CIBA SC HOLDING AG15 citations70
US5964929AOct 12, 1999
Process for the production of ink concentrates
CIBA SC HOLDING AG8 citations69
US6007612ADec 28, 1999
Pigment compositions
CIBA SC HOLDING AG4 citations57
US6402828B1Jun 11, 2002
Azo lake pigment composition
CIBA SC HOLDING AG4 citations54