DR

David Vincent Roper

KN Knoll: 2 patents #84 of 268Top 35%
Basf Se: 1 patents #8,065 of 13,826Top 60%
Overall (All Time): #1,559,701 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7910569 Microbicidal compositions and their use Jürgen Huff, Shoaib Qureshi, Darren Hodgkinson, Craig Nicklin, Reimer Gottsche +1 more 2011-03-22
6312687 Stabilized lactoperoxidase and glucose oxidase concentrate Walter Graham Guthrie 2001-11-06
5807542 Chemical compositions for inhibiting nitrosation reaction in toiletries and cosmetics Brian Christopher Challis, Walter Graham Guthrie, David Frank Trew 1998-09-15