Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11959718 | Hydraulic recoil device for handgun applications | Gerald J. Spyche, Jr., Dale J. Kawa, Jacob Jon Spyche | 2024-04-16 |
| 10100896 | Hydraulic energy absorption device with a displaceable accumulator | Gerald J. Spyche, Jr. | 2018-10-16 |
| 9133902 | Shock absorber with variable damping profile | Gerald J. Spyche, Jr., Allan J. Jopp, Scott Taylor | 2015-09-15 |