Inventor

WITHENSHAW JOHN DAVID

GB3 patents

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

WARWICK INT GROUP

2 patents

US6080710AJun 27, 2000

Bleach activator compositions

WARWICK INT GROUP24 citations83

US5800755ASep 1, 1998

Agglomerated active with controlled release

WARWICK INT GROUP17 citations78

WARWICK INTERNAT GROUP LTD

1 patent

US6569286B1May 27, 2003

Method for the alkaline bleaching of pulp with a peroxyacid based oxygen bleaching species using an agglomerated bleach activator

WARWICK INTERNAT GROUP LTD108 citations89