CS

Charles J. Steffens

SE Steffens Enterprises: 1 patents #1 of 3Top 35%
🗺 Texas: #5,225 of 15,389 inventorsTop 35%
Overall (2017): #459,296 of 506,227Top 95%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9669689 Folding cargo bay cover for pickup truck Douglas C. Steffens, Mark J. Heintskill 2017-06-06