DJ

David A. Johnson

OS O.F. Mossberg & Sons: 1 patents #1 of 7Top 15%
📍 Hamden, CT: #11 of 53 inventorsTop 25%
🗺 Connecticut: #644 of 3,623 inventorsTop 20%
Overall (2023): #163,344 of 537,848Top 35%
2
Patents 2023

Issued Patents 2023

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11598596 Firearm for use with ordnance of varying lengths Derek Parker, Thaddeus Boruchowski, Wayne Hopkins 2023-03-07
11571349 Adaptive ergonomic positioning device Lance L. Ercanbrack, Kent B. Gustin 2023-02-07