Inventor
SCHOFIELD JOHN DAVID
GB15 patents
⚠️ This page may combine multiple inventors who share the name “SCHOFIELD JOHN DAVID”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ZENECA LTD
8 patentsUS5700395ADec 23, 1997
Dispersants
ZENECA LTD61 citations96
US6197877B1Mar 6, 2001
Dispersants
ZENECA LTD69 citations94
US6197103B1Mar 6, 2001
Pigment composition
ZENECA LTD33 citations88
US5785894AJul 28, 1998
Dispersant for dispersing particulate solids
ZENECA LTD14 citations73
US5753022AMay 19, 1998
Process
ZENECA LTD16 citations73
US6191253B1Feb 20, 2001
Polyether phosphates
ZENECA LTD2 citations62
US6117935ASep 12, 2000
Rheology modifier for solvent-based coatings
ZENECA LTD4 citations59
US5954870ASep 21, 1999
Pigment composition
ZENECA LTD5 citations58