ML

Martin Leistner

SM Sigma Tool & Machine: 3 patents #4 of 10Top 40%
Overall (All Time): #1,024,966 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7726925 Fastener with prongs 2010-06-01
6209722 Tee-nut strip with edge membranes 2001-04-03
5918738 Tee-nut strip with edge membranes 1999-07-06
5762190 Tee-nut holder strip 1998-06-09
5501558 Anti-friction Tee-nut with deflected edges Siegfried Figge 1996-03-26