RJ

Richard Johns

PF Performance Friction: 1 patents #20 of 22Top 95%
Overall (All Time): #1,990,218 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9759279 Floating brake drum and hat assembly Donald L. Burgoon, Darin Cate, Konan Perez, Mark Wagner 2017-09-12
4635986 Line handling device 1987-01-13