Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10334875 | Filter | John Sampson | 2019-07-02 |
| 10264816 | Smoking article filters | Andrew E. Davis, John Richardson, John Major, John Sampson | 2019-04-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10334875 | Filter | John Sampson | 2019-07-02 |
| 10264816 | Smoking article filters | Andrew E. Davis, John Richardson, John Major, John Sampson | 2019-04-23 |