RH

Ronald L. Hemingway

The Procter & Gamble: 2 patents #4,607 of 10,133Top 50%
📍 Cincinnati, OH: #3,621 of 8,043 inventorsTop 50%
🗺 Ohio: #30,338 of 73,341 inventorsTop 45%
Overall (All Time): #2,332,404 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4855072 Liquid fabric softener Toan Trinh, Errol H. Wahl, Donald M. Swartley 1989-08-08
4661269 Liquid fabric softener Toan Trinh, Errol H. Wahl, Donald M. Swartley 1987-04-28