DC

Dean Edward Campbell

RA Roller Bearing Company Of America: 1 patents #54 of 103Top 55%
📍 Folsom, CA: #581 of 1,500 inventorsTop 40%
🗺 California: #149,087 of 386,348 inventorsTop 40%
Overall (All Time): #1,395,720 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11697492 Rotor blade lead-lag hydraulic damper with centrifugal force compensating damping characteristics Mark Alger, Randall Kohuth 2023-07-11
10583877 Torque stick apparatus and methods of use 2020-03-10
10071778 Torque stick apparatus and methods of use 2018-09-11