RK

Rafael Kramer

SM Sellstrom Manufacturing: 3 patents #2 of 10Top 20%
Overall (All Time): #1,616,601 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6412420 Cable by-pass device and system Anne Jahnke 2002-07-02
6401244 Welding helmet and face plate James D. TerMeer 2002-06-11
D444919 Welding helmet James D. TerMeer 2001-07-10