Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6578584 | Smoking article with non-combustible wrapper, combustible fuel source and aerosol generator | John Lawson Beven, David John Dittrich, Richard Hook, Kevin McAdam, Rosemary Elizabeth O'Reilly | 2003-06-17 |
| 6095152 | Smoking article with non-combustible wrapper, combustible fuel source and aerosol generator | John Lawson Beven, David John Dittrich, Richard Hook, Kevin McAdam, Rosemary Elizabeth O'Reilly | 2000-08-01 |
| 5958327 | Tobacco smoke filtration material | John Lawson Beven, Paul D. Case, Martin Coleman | 1999-09-28 |
| 5954059 | Filtration materials | John Lawson Beven, Paul D. Case, Martin Coleman, Peter Rex White | 1999-09-21 |
| 5360024 | Relating to polymer viscosity and application of such polymers | — | 1994-11-01 |
| 4721120 | Smoking articles | Richard R. Baker, Frederick J. Dashley, Anthony McCormack | 1988-01-26 |
| 4624268 | Smoking articles | Richard R. Baker, Frederick J. Dashley, Anthony McCormack | 1986-11-25 |
| 4416295 | Smoking-material rods and a method of making such rods | Richard Hook | 1983-11-22 |