Andreas Helfenstein
5Patents
2h-index
4Co-inventors
40Inventor score
Filing activity: Jun 1, 1998 → Oct 18, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6647874B1 | Good register coordination of printing cylinders in a web-fed rotary printing press | Performing Operations; Transporting | 23 | Expired |
| US6532872B2 | Good register coordination of printing cylinders in a web-fed rotary printing press | Performing Operations; Transporting | 12 | Expired |
| US7162954B1 | Determination of cutting positions of web strands in a rotary printing press | Performing Operations; Transporting | 2 | Expired |
| US8561428B2 | Dwell time control method and system with automatic pressure switch point adjustment | Chemistry; Metallurgy | 1 | Active |
| US9038420B2 | Dwell time control system and method with automatic pressure switch point adjustment | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.