Ronald R. Holten

UE US Dept of Energy: 1 patents #1,355 of 5,099Top 30%

📍 Corona, CA: #856 of 1,452 inventorsTop 60%

🗺 California: #247,236 of 386,348 inventorsTop 65%

Overall (All Time): #4,071,005 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4333815	Coal liquefaction in an inorganic-organic medium	Theodore J. Vermeulen, Edward A. Grens, II	1982-06-08