Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11690398 | Filter unit for a smoking article | Samuel Paul Whiffen, John Richardson | 2023-07-04 |
| 11317649 | Material for inclusion in a smoking article | Edward John, Jocelyn Benning, Steven Coburn | 2022-05-03 |