RC

Roger D. Christianson

📍 Los Alamitos, CA: #68 of 190 inventorsTop 40%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,331,965 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4848807 Lip seal fitting — 1989-07-18
4328982 Fluid fitting — 1982-05-11