Helmut Quabeck
4Patents
3h-index
2Co-inventors
36Inventor score
Filing activity: Sep 21, 1987 → Jul 15, 1992
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5014138A | Process for recording semihalftone images and device for conversion of image dot tonal value data | Electricity | 26 | Expired |
| US4876611A | Process for recording semihalftone images | Electricity | 22 | Expired |
| US4939589A | Process for recording semihalftone images and device for conversion of image dot tonal value data | Electricity | 7 | Expired |
| US5245160A | Heat pipe roller with temperature sensor | Electricity | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.