Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6416217 | Aquarium watch | — | 2002-07-09 |
| 5031827 | Spring whip defensive mechanism having means to permit disassembly thereof | — | 1991-07-16 |
| 5014996 | Word card game | — | 1991-05-14 |
| 4974953 | Optical toy device and method of manufacturing thereof | — | 1990-12-04 |
| 4943822 | Camera for photographing simulated X-ray images | — | 1990-07-24 |
| 4877255 | Word card game | — | 1989-10-31 |
| 4808138 | Bubble making device | — | 1989-02-28 |
| 4687131 | Spring whip defensive mechanism having means to permit disassembly thereof | — | 1987-08-18 |