Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5120228 | Intrinsic perceptual motor training device | James R. McMullen | 1992-06-09 |
| 4906193 | Intrinsic perceptual motor training device | James R. McMullen | 1990-03-06 |
| 4257293 | Machine for trimming the edges of metal containers | — | 1981-03-24 |