Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5273650 | Ceramic filter | David M. Botts | 1993-12-28 | $65,000 |
| 4995976 | Water purification straw | David M. Botts, Charles A. Peterson | 1991-02-26 |
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Skip to contentShowing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5273650 | Ceramic filter | David M. Botts | 1993-12-28 | $65,000 |
| 4995976 | Water purification straw | David M. Botts, Charles A. Peterson | 1991-02-26 |