Issued Patents 1982
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4359222 | Hand-held electronic game playing device with replaceable cartridges | Jay Smith, III, Gerald S. Karr | 1982-11-16 |
| 4357488 | Voice discriminating system | Mark S. Knighton, Charles H. Fuller, Anson Sims, Ashley G. Howden, L. C. James Kingsbury | 1982-11-02 |
| 4357600 | Multislope converter and conversion technique | James J. Ressmeyer, Joe E. Marriott | 1982-11-02 |
| 4333261 | Two speed toy car and track assembly | Anson Sims, Ashley G. Howden, Mark S. Knighton, L. C. James Kingsbury, Richard F. M. Conroy | 1982-06-08 |