RJ

Roy V. Johnson

📍 San Fernando, CA: #775 of 2,303 inventorsTop 35%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,303,127 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5226746 Boat lift apparatus — 1993-07-13
4571449 Shielded door assembly James N. Lindenberger, Bert M. Christie 1986-02-18