Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5289782 | Adjustable height table | John J. Rizzi, Joseph J. Smith | 1994-03-01 |
| 5230402 | Electric-hydraulic car | Richard W. Clark | 1993-07-27 |
| 4501569 | Spherical vehicle control system | Leonard R. Clark, Jr. | 1985-02-26 |