Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5769073 | Powder inhalator | Stephen William Eason, Clive Patrick Ashley Catterall, Roger William Clarke | 1998-06-23 |
| 5085232 | Cigarette | Mark L. Raker, William R. Cook | 1992-02-04 |