DH

David A. Hewes

TI Troy Industries: 2 patents #1 of 5Top 20%
📍 Chesterfield, MA: #1 of 2 inventorsTop 50%
🗺 Massachusetts: #2,224 of 12,682 inventorsTop 20%
Overall (2018): #156,268 of 503,207Top 35%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10113830 Pump-action firearm with bolt carrier locking mechanism and folding butt stock Sergey Monveldt, Stephen P. Troy, James P. Demaree 2018-10-30
10088268 Adjustable length stock assembly and buffer catch for a firearm Thomas A. Gray, Stephen P. Troy 2018-10-02