Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11748705 | Automotive asset location management systems and methods | William J. Wappler, Robert William Fink, Michael Curran | 2023-09-05 |
| 11507918 | Automotive asset location management systems and methods | William J. Wappler, Robert William Fink, Michael Curran | 2022-11-22 |
| 11138553 | Geolocation specific asset tracking with transmitters | William J. Wappler, Robert William Fink, Michael Curran | 2021-10-05 |
| 7874351 | Devices and systems for measurement of position of drilling related equipment | Rob G. Loos, Bernt Eriksen | 2011-01-25 |
| 6544098 | Interactive toy | Caleb Chung | 2003-04-08 |
| 6537128 | Interactive toy | Caleb Chung | 2003-03-25 |
| 6514117 | Interactive toy | Caleb Chung | 2003-02-04 |
| 6497607 | Interactive toy | Caleb Chung | 2002-12-24 |
| 6149490 | Interactive toy | Caleb Chung | 2000-11-21 |
| D423611 | Animatronic toy | Caleb Chung, Richard C. Levy, Christi Ann Chung | 2000-04-25 |
| D419209 | Electronic toy housing | Caleb Chung | 2000-01-18 |
| 5749547 | Control of model vehicles on a track | Neil Young | 1998-05-12 |
| 5441223 | Model train controller using electromagnetic field between track and ground | Neil Young | 1995-08-15 |