Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4813330 | Coded card for use in a melody playing apparatus | Robin Hines, Michael R. Glasscock | 1989-03-21 |
| 4753528 | Laser archery distance device | Robin Hines, Michael R. Glasscock, Paul L. Plummer | 1988-06-28 |
| 4690025 | Musical entertainment board game | Robin Hines, Michael R. Glasscock | 1987-09-01 |
| 4606629 | Laser archery distance device | Robin Hines, Michael R. Glasscock, Paul L. Plummer | 1986-08-19 |