DR

David L. Richards

Caterpillar: 2 patents #2,982 of 8,398Top 40%
EA Eaton: 1 patents #1,900 of 3,708Top 55%
KS Kings Systems: 1 patents #20 of 32Top 65%
Overall (All Time): #1,241,154 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7641172 Actuator installation bracket, and valve actuator assembly and fluid shutoff system employing the same Michael R. Mammone 2010-01-05
7178521 Adjustable length breathing circuit Kevin Burrow, Dennis Irlbeck, Thomas W. McGrail, Bart H. Burrow, Michael G. Mitchell 2007-02-20
4577524 Vehicle transfer gear and drive line brake mechanism Willis E. Windish 1986-03-25
4542801 Vehicle transfer gear mechanism Willis E. Windish 1985-09-24