DS

Doug Spear

📍 Clarkston, MI: #11 of 81 inventorsTop 15%
🗺 Michigan: #1,884 of 10,373 inventorsTop 20%
Overall (2020): #177,656 of 565,922Top 35%
2
Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D898952 Tongue and groove for wall panel 2020-10-13
D888286 Extruded wall panel 2020-06-23