Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5211684 | Catalyst containing smoking articles for reducing carbon monoxide | Michael D. Shannon, Richard L. Lehman, James L. Resce, Joseph T. Meers, Dennis M. Riggs +1 more | 1993-05-18 |
| 5019122 | Smoking article with an enclosed heat conductive capsule containing an aerosol forming substance | Jack F. Clearman, William J. Casey, Grant M. Stewart | 1991-05-28 |
| 4989619 | Smoking article with improved fuel element | Jack F. Clearman, James L. Resce, Ernest G. Farrier, Alan B. Norman, William C. Squires | 1991-02-05 |
| 4881556 | Low CO smoking article | Jack F. Clearman, Joseph J. Chiou, William C. Squires | 1989-11-21 |