CS

Charles J. Steffens

SE Steffens Enterprises: 2 patents #1 of 2Top 50%
🗺 Texas: #1,743 of 11,512 inventorsTop 20%
Overall (2011): #107,251 of 364,097Top 30%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D645630 Computer cart Roger L. Erickson 2011-09-20
D637782 Computer cart — 2011-05-10