Franz Held
5Patents
4h-index
3Co-inventors
46Inventor score
Filing activity: Apr 5, 1976 → Aug 20, 1991
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4759249A | Web slitting apparatus having adjustable lower cutting blades | Emerging Cross-Sectional Technologies | 20 | Expired |
| US4646603A | Lower cutter of an apparatus for longitudinally slitting a web | Emerging Cross-Sectional Technologies | 10 | Expired |
| US3998399A | Web cutting and rewind machine | Performing Operations; Transporting | 10 | Expired |
| US4374575A | Winding machine for continuously winding strips of web material into rolls | Performing Operations; Transporting | 8 | Expired |
| US5127296A | Device for holding a cutting tool | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.