BB

Brian F. Butler

SE Schumacher Electric: 1 patents #2 of 13Top 20%
TG The Chamberlain Group: 1 patents #3 of 21Top 15%
📍 Chicago, IL: #232 of 1,413 inventorsTop 20%
🗺 Illinois: #1,344 of 7,998 inventorsTop 20%
Overall (2018): #163,165 of 503,207Top 35%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10125531 Variable speed movable barrier operator Robert Daniel-Wayman, Patrick B. Evans 2018-11-13
10087904 Compact multifunctional battery booster Linh Nguyen, Patrick J. Clarke, Shenzhong Zhu, Xiao Ping Chen 2018-10-02