Friedhelm Eckhardt
5Patents
4h-index
4Co-inventors
50Inventor score
Filing activity: Jul 28, 1976 → Jun 17, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4161312A | Card feeding mechanism | Physics | 19 | Expired |
| US6106041A | Device for removing ticks | Human Necessities | 14 | Expired |
| US4447167A | Stacking device for data carriers | Performing Operations; Transporting | 9 | Expired |
| US4726698A | Device for pressing a stack of sheets against a roller drive of a papersheet separator | Performing Operations; Transporting | 7 | Expired |
| US4096604A | Hinge mechanism | Emerging Cross-Sectional Technologies | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.