William W. Preheim
5Patents
5h-index
3Co-inventors
52Inventor score
Filing activity: Jan 24, 2001 → Dec 21, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8371240B2 | Twin row planter | Human Necessities | 37 | Active |
| US8371239B2 | Dual product dispensing disk for metering device | Human Necessities | 34 | Active |
| US8336469B2 | Fertilizer transfer chamber for metering device | Human Necessities | 22 | Active |
| US6477824B2 | Round baler having incoming crop deflectors | Human Necessities | 7 | Expired |
| US8726820B2 | Twin row planter | Human Necessities | 5 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.