Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6495181 | Soak apparatus for leaching soluble constituents from insoluble materials | Terry Lee Farris, Griscom Bettle, III, Douglas Edward Johnson | 2002-12-17 |
| 6419256 | Noise feedback for training wheels | — | 2002-07-16 |