Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5297981 | Self-propelled bouncing ball | John G. Maxim, Christopher J. Thompson | 1994-03-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5297981 | Self-propelled bouncing ball | John G. Maxim, Christopher J. Thompson | 1994-03-29 |