DF

David Richard Feingold

SR Smalley Steel Ring: 1 patents #4 of 6Top 70%
📍 Highland Park, IL: #346 of 599 inventorsTop 60%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #2,910,878 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10087963 Locking device for securely positioning an object on a rope or line Michael Greenhill 2018-10-02