DH

Donald Ray Helms

MK Microtech Knives: 2 patents #8 of 13Top 65%
Overall (All Time): #1,111,073 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12031789 Bolt-action for a firearm Kenneth William Ey 2024-07-09
D994329 Utility bag Samuel Thomas Seelig 2023-08-08
10852091 Suppressor for a firearm Anthony Louis Marfione 2020-12-01
10605558 Suppressor for a firearm Anthony Louis Marfione 2020-03-31