Class OHG
4Patents
0Active
4Granted
24Portfolio score
Filing activity: Sep 14, 1988 → May 9, 1991
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4942724A | Apparatus and method for changing the position of a mowing mechanism | Human Necessities | 53 | Expired |
| US5151064A | Grain tank for a harvester thresher | Human Necessities | 24 | Expired |
| US4902264A | Lost-grain detector for harvesting machine | Human Necessities | 21 | Expired |
| US5082189A | Chopper for comminuting stalk-shaped harvested crops | Human Necessities | 4 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.