KL

Ken Lester

Overall (All Time): #1,199,188 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9801776 Crutch Brad Larson 2017-10-31
8707975 Crutch Brad Larson 2014-04-29
7434592 Ergonomic collapsible crutch Brad Larson, Clair Nilson, Eric Nilson, Mark Nilson 2008-10-14
7104271 Ergonomic collapsible crutch Brad Larson, Clair Nilson, Eric Nilson, Mark Nilson 2006-09-12