Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5038803 | Method and device for control of by-products from cigarette smoke | David J. Gibboni | 1991-08-13 |
| 5009239 | Selective delivery and retention of aldehyde and nicotine by-product from cigarette smoke | Gary A. Luzio | 1991-04-23 |
| 4907609 | Method of increasing the hardness of cigarette filter elements | Jimmie D. McCarty | 1990-03-13 |
| 4896683 | Selective delivery and retention of nicotine by-product from cigarette smoke | David J. Gibboni | 1990-01-30 |
| 4811745 | Method and device for control of by-products from cigarette smoke | David J. Gibboni | 1989-03-14 |