DR

David John Ritchie

ZL Zeneca Limited: 6 patents #90 of 867Top 15%
SL Syngenta Limited: 2 patents #110 of 389Top 30%
SA Syngenta Crop Protection Ag: 1 patents #315 of 703Top 45%
Overall (All Time): #657,894 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7491834 Chemical process Raymond Vincent Heavon Jones, Alan John Whitton, Colin John Bennie, Pascal Bugnon 2009-02-17
6888008 Process for preparing 3-isochromanone Raymond Vincent Heavon Jones, Alan John Whitton, Jennifer Ann White, Robin Fieldhouse, Kirstin Maccormick +3 more 2005-05-03
6207840 Process for preparing 3-isochromanone Hannah Sallie Robertson McCann, Jennifer Ann White, Kirstin Maccormick, Raymond Vincent Heavon Jones, Robin Fieldhouse 2001-03-27
6096892 Chemical process Barry Stuart Crombie, Raymond Vincent Heavon Jones 2000-08-01
6048998 One-step process for preparing methyl 2-(halomethyl)phenylacetate from 3-isochromanone Hannah Sallie Robertson McCann, Michael Charles Henry Standen, Raymond Vincent Heavon Jones 2000-04-11
6018045 Process for preparing 4,6-dichloro-pyrimidine Alan John Whitton, Ewan Campbell Boyd, Raymond Vincent Heavon Jones 2000-01-25
6015905 Process for the preparation of 2-(6-substituted pyrid-2-yloxymethyl) phenylacetate Gordon Richard Munns, Julie Forrester, Michael Charles Henry Standen, Paul A. Worthington, Raymond Vincent Heavon Jones 2000-01-18
5527953 Process for the manufacture of N-phosphonomethyliminodiacetic acid Raymond Vincent Heavon Jones, Michael Charles Henry Standen, Graham A. Rae 1996-06-18