PE

Patrick B. Evans

TG The Chamberlain Group: 1 patents #4 of 23Top 20%
📍 Elmhurst, IL: #22 of 60 inventorsTop 40%
🗺 Illinois: #2,824 of 8,424 inventorsTop 35%
Overall (2017): #286,957 of 506,227Top 60%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9677317 Variable speed movable barrier operator Robert Daniel-Wayman, Brian F. Butler 2017-06-13