ES

Elwood J. B. Simpson

SS Safer Sports: 3 patents #4 of 5Top 80%
📍 Brownsburg, IN: #63 of 252 inventorsTop 25%
🗺 Indiana: #7,136 of 33,936 inventorsTop 25%
Overall (All Time): #964,969 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11033797 Football helmet having improved impact absorption 2021-06-15
10542788 Football helmet having three energy absorbing layers 2020-01-28
10201743 Football helmet having improved impact absorption 2019-02-12
9603408 Football helmet having improved impact absorption 2017-03-28
9572390 Football helmet having improved impact absorption 2017-02-21