RF

Richard E. Franzke

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 North Fork, CA: #2 of 6 inventorsTop 35%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,260,595 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5755307 Hydraulic earth leveling machine Michael A. Dunnewin 1998-05-26
5115829 Seismically triggered valve — 1992-05-26