Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5312094 | Vacuum clamp | — | 1994-05-17 |
| 5224894 | Doll plus invertable container | Walter L. Nelson, Gail Good | 1993-07-06 |
| 5052973 | Toy car launcher with cable driven shuttle and pulleys | Elliot Rudell, Joseph Cernansky, Roger Gardner, Steven J. Huebl, Eugene J. Kilroy +1 more | 1991-10-01 |
| 4371171 | Self-contained game | Gary S. Silverman, James F. Kubiatowicz, Robert L. Claussen | 1983-02-01 |