Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5273650 | Ceramic filter | David M. Botts | 1993-12-28 |
| 4995976 | Water purification straw | David M. Botts, Charles A. Peterson | 1991-02-26 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5273650 | Ceramic filter | David M. Botts | 1993-12-28 |
| 4995976 | Water purification straw | David M. Botts, Charles A. Peterson | 1991-02-26 |