DD

David John Dittrich

BL British-American Tobacco (Holdings) Limited: 6 patents #9 of 101Top 9%
BT British American Tobacco: 6 patents #29 of 318Top 10%
Overall (All Time): #421,671 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
8758561 Cellulosic material Edward John, Kevin McAdam, Martin Coleman, Robert Whiffen, Dominic Woodcock 2014-06-24
8375959 Smoking articles and smokable filler materials therefor Joseph SUTTON, Steven Coburn, James Neil Figlar 2013-02-19
7708020 Smoking articles and smokable filler materials therefor Joseph SUTTON, Steven Coburn 2010-05-04
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
6311696 Smoking articles Richard Fiebelkorn 2001-11-06
6095152 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 2000-08-01
5249588 Smoking articles Ian C. Brown, Richard Fiebelkorn 1993-10-05
4964427 Smoking articles Paul D. Case 1990-10-23
4878507 Smoking articles Paul D. Case 1989-11-07
4607647 Smoking articles Frederick J. Dashley 1986-08-26