Issued Patents All Time
Showing 1–25 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11525646 | Optical trigger for bows, crossbows and firearms | — | 2022-12-13 |
| 11098994 | Arrow insert with threaded stem for retaining an arrow tip | — | 2021-08-24 |
| 10948257 | Crossbow with built in cranking mechanism | James J. Kempf, Rex E. Isenhower | 2021-03-16 |
| 10859354 | Arrow insert with threaded stem for retaining an arrow tip | — | 2020-12-08 |
| 10837738 | Scope with internal and external levels | — | 2020-11-17 |
| 10458743 | Crossbow with built in cocking device | James J. Kempf, Rex E. Isenhower | 2019-10-29 |
| 10421637 | Cranking mechanism | — | 2019-09-24 |
| 10415924 | Three axis adjustable arrow rest | — | 2019-09-17 |
| 10386152 | Adjustable width bowstring sled | — | 2019-08-20 |
| 10371480 | Retention of a large diameter axle on an archery bow limb | — | 2019-08-06 |
| 10359254 | Crossbow with built in electric cocking | James J. Kempf, Rex E. Isenhower | 2019-07-23 |
| 10240886 | Adjustable stabilizer system | — | 2019-03-26 |
| 10232581 | Carbon fiber tube with increased rigidity and decreased weight | — | 2019-03-19 |
| 10215521 | Titanium offset string bumper | — | 2019-02-26 |
| 10145643 | Composite tube for an archery bow limb or arrow shaft | — | 2018-12-04 |
| 10099889 | String serving jig | — | 2018-10-16 |
| 9982975 | Arrow shaft having a reinforced nock end | — | 2018-05-29 |
| 9915510 | Variable weighted arrow tip | — | 2018-03-13 |
| 9909833 | Titanium stabilizer rod for an archery bow | — | 2018-03-06 |
| 9816815 | Dual rotor gyroscope stabilization system | — | 2017-11-14 |
| 9803963 | Swing blade broadhead | — | 2017-10-31 |
| 9797723 | Dual opposing rotation gyroscope stabilization system | — | 2017-10-24 |
| 9759510 | Vibration dampening limb bolt | James J. Kempf | 2017-09-12 |
| 9752844 | Crossbow string cocking device | — | 2017-09-05 |
| 9752842 | Archery bow with a cam timing belt | — | 2017-09-05 |