FK

Floyd G. Koller

📍 Dayton, OH: #550 of 1,892 inventorsTop 30%
🗺 Ohio: #23,384 of 73,341 inventorsTop 35%
Overall (All Time): #1,667,910 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4928731 Aircraft toilet tank filling valve assembly 1990-05-29
4880029 Drain valve 1989-11-14
4351355 Drain valve Ralph H. Drew, Jr. 1982-09-28