Douglas R. Treffer
11Patents
4h-index
8Co-inventors
45Inventor score
Filing activity: Dec 19, 2012 → Jul 27, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8733770B2 | Steerable rear axle system for dual-path steered windrower tractor | Performing Operations; Transporting | 13 | Active |
| US9930824B2 | Self-propelled agricultural machine with dual driving modes | Human Necessities | 12 | Active |
| US9480198B2 | Swivel drawbar hitch mechanism for pull-type implement | Human Necessities | 6 | Active |
| US9648809B2 | Hydraulic conditioner roll tension in pull-type mower conditioner | Human Necessities | 4 | Active |
| US9736983B2 | Crop conveyor deck with adjustable discharge angle | Human Necessities | 2 | Active |
| US10091935B2 | Swathboard control with windrow merger attachment | Human Necessities | 1 | Active |
| US10485173B2 | Windrow merger attachment | Human Necessities | 1 | Active |
| US10034426B2 | Method of adjusting the discharge angle of a crop conveyor deck | Human Necessities | 1 | Active |
| US10863673B2 | Crop conveyor deck with adjustable discharge angle | Human Necessities | 0 | Active |
| US10785914B2 | Automatic control of windrower swathboard | Human Necessities | 0 | Active |
| US10506762B2 | Computer controlled hydraulic conditioner roll tensioning adjustment | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.