Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10179294 | Bidirectional gear assembly for electromechanical toys | John J Russo, Richard J. Maddocks | 2019-01-15 |
| 9586156 | Bidirectional gear assembly for electromechanical toys | John J Russo, Richard J. Maddocks | 2017-03-07 |
| 8911275 | Building elements with sonic actuation | Richard J. Maddocks, Kevin Ka Fat Wong, Richard Kwok-wah Leung, Winston Lee | 2014-12-16 |
| 8378196 | Sonically controlled wind-up motor | Bruce D. Lund | 2013-02-19 |
| 7762863 | Plush characters | Bruce D. Lund, Michael Starrick | 2010-07-27 |