JK

James J. Kempf

AI Archery Innovators: 2 patents #1 of 2Top 50%
📍 Coralville, IA: #2 of 29 inventorsTop 7%
🗺 Iowa: #61 of 1,748 inventorsTop 4%
Overall (2017): #30,312 of 506,227Top 6%
5
Patents 2017

Issued Patents 2017

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9829268 Projectile launching device with self-timing and without cam lean Rex E. Isenhower 2017-11-28
9759509 Projectile launching device with self-timing and without cam lean Rex E. Isenhower 2017-09-12
9759510 Vibration dampening limb bolt Dorge O. Huang 2017-09-12
9696107 Multi-element one piece crossbow frame Rex E. Isenhower 2017-07-04
9551544 Crossbow lock mechanism 2017-01-24