RJ

Ralph F. Gessner, Jr.

HS Hydro Systems: 1 patents #6 of 13Top 50%
📍 Cincinnati, OH: #4,941 of 8,043 inventorsTop 65%
🗺 Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #3,721,387 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5653261 Selector valve Mark D. Dalhart 1997-08-05