RB

Richard P. Burkhart

TD The Drackett: 2 patents #22 of 99Top 25%
📍 Cincinnati, OH: #3,621 of 8,043 inventorsTop 50%
🗺 Ohio: #30,338 of 73,341 inventorsTop 45%
Overall (All Time): #2,341,886 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4654920 Sponge mop with scrubber attachment William J. O'Neil 1987-04-07
4604767 Wringer mop Edward C. Gemperle 1986-08-12