Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6796227 | Lithographic press dampening control system | — | 2004-09-28 |
| 6705234 | Folding table | David Kumarich | 2004-03-16 |
| 4927157 | Chess-like board game apparatus and method of playing the same | Clayton W. Riihiluoma | 1990-05-22 |
| 4504060 | Chess-like game with two vertically spaced boards | Clayton W. Riihiluoma | 1985-03-12 |