Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5595003 | Athletic shoe with a force responsive sole | — | 1997-01-21 |
| 5520387 | Toy bomb and game | — | 1996-05-28 |
| 4991434 | Method and apparatus for determining whether a liquid in a reservoir is above a certain level | — | 1991-02-12 |
| 4831877 | Adjustable liquid level indicator | — | 1989-05-23 |
| 4649746 | Liquid level indicator | — | 1987-03-17 |
| 4218807 | Door stop | — | 1980-08-26 |