Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10179294 | Bidirectional gear assembly for electromechanical toys | Richard J. Maddocks, Paul N. Paulson | 2019-01-15 |
| 9586156 | Bidirectional gear assembly for electromechanical toys | Richard J. Maddocks, Paul N. Paulson | 2017-03-07 |