David Joseph Vermeulen

📍 Great Falls, MT: #1 of 3 inventorsTop 35%

🗺 Montana: #77 of 286 inventorsTop 30%

Overall (2025): #407,827 of 469,880Top 90%

Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
12405085	Rear firearm sight slide elevator	—	2025-09-02