James R. Ringrose

UN Unknown: 1 patents #29,356 of 83,584Top 40%

📍 Portland, OR: #6,022 of 9,213 inventorsTop 70%

🗺 Oregon: #17,068 of 28,073 inventorsTop 65%

Overall (All Time): #4,077,651 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4355956	Wind turbine	Leonard G. Dahle	1982-10-26