Franz Schoffmann
7Patents
4h-index
10Co-inventors
46Inventor score
Filing activity: Jun 14, 1983 → May 14, 1990
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5098166A | Device for feeding fluid for the spraying of picks in a shearing drum | Fixed Constructions | 12 | Expired |
| US4577892A | Arrangement for supplying a pressurized liquid to a rotating machine part | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US4735458A | Device for intermittently subjecting axially shiftable bits of a cutting head to the action of pressurized fluids | Fixed Constructions | 6 | Expired |
| US4568127A | Cutting head for drift advancing machines | Fixed Constructions | 5 | Expired |
| US4572583A | Cutting head for drift advancing machines and process for producing same | Fixed Constructions | 4 | Expired |
| US4585275A | Process for spraying the bits and/or the facing with pressurized liquid as well as apparatus for performing this process | Fixed Constructions | 3 | Expired |
| US4552263A | Drive arrangement for the loading arms of a loading ramp for heading machines or longwall shearing machines | Fixed Constructions | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.