Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12232437 | Roller assembly for smoothing granular media | James W. Sorenson | 2025-02-25 |
| 11439052 | Roller assembly for smoothing granular media | James W. Sorenson | 2022-09-13 |
| 8979667 | Golf putter head | — | 2015-03-17 |
| 7014403 | Finish screw fastener | Dale Higganbotham | 2006-03-21 |
| 6181647 | Vertical jump measuring device | Matt Hackworth, Kelly Willson | 2001-01-30 |
| 6093119 | Football training and evaluation apparatus | — | 2000-07-25 |
| 5838638 | Portable verticle jump measuring device | Matt Hackworth, Kelly Willson | 1998-11-17 |
| 5199665 | Electronic bait alert for a fishing reel | — | 1993-04-06 |
| 5143318 | Spool oscillation structure for fishing reel | Dennis E. Roberts | 1992-09-01 |
| 5040743 | Spinning reel with rear-actuated front drag | John A. Zurcher, John W. Chapman, Richard J. Feehan | 1991-08-20 |