Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6243051 | Dual helical antenna for variable beam width coverage | Mark Vanstrum, Robert Corbit | 2001-06-05 |
| 5911481 | Pocket hand saw | — | 1999-06-15 |
| 4967526 | Building structures with preassembled, simulated, external log cabin, corner joint units fitting with horizontally extending vertically juxtaposed siding members | — | 1990-11-06 |