Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5348027 | Cigarette with improved substrate | Russell D. Barnes, Evon Llewellyn Crooks, Jack F. Clearman | 1994-09-20 |
| 5303720 | Smoking article with improved insulating material | Richard L. Lehman, William C. Squires, Rhonda F. Hayden, Debra L. Raynor | 1994-04-19 |
| 5285798 | Tobacco smoking article with electrochemical heat source | Joseph J. Chiou, Ernest G. Farrier, Thomas L. Gentry, Richard L. Lehman, Henry T. Ridings +2 more | 1994-02-15 |