DD

David John Dittrich

BT British American Tobacco: 3 patents #1 of 7Top 15%
Overall (2003): #32,185 of 273,478Top 15%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6658822 Packaging smoking articles 2003-12-09
6578584 Smoking article with non-combustible wrapper, combustible fuel source and aerosol generator John Lawson Beven, Colin Campbell Greig, Richard Hook, Kevin McAdam, Rosemary Elizabeth O'Reilly 2003-06-17
6550483 Smoking article with water-disintegratable paper filtration material having water-susceptible adhesives 2003-04-22