RK

Ronald Herman Kohlstaedt

AA American Classic Arms: 6 patents #1 of 2Top 50%
🗺 New York: #20,336 of 115,490 inventorsTop 20%
Overall (All Time): #720,402 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
10634441 Direct acting barrel recoil spring David Theodore Fumia 2020-04-28
10184736 Frame slide guide system David Theodore Fumia 2019-01-22
10156414 Accommodating firearm bushing David Theodore Fumia 2018-12-18
10119785 Diamond sight David Theodore Fumia 2018-11-06
10077959 Direct acting barrel recoil spring David Theodore Fumia 2018-09-18
9964375 Hammer sear assembly David Theodore Fumia 2018-05-08
8448363 System for ejecting shells from either right or left side of a weapon Thomas Angelo Fargnoli, Miranda Allison Bernabei 2013-05-28