Average Co-Inventor Count = 2.00
ph-index = 2
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Dr. Ing. Rudolf Hell Gmbh (3 from 140 patents)
3 patents:
1. 4585309 - Run-free color raster for multi-color printing
2. 4516175 - Scanning method and scanning diaphragm for suppressing Moire in the
3. 4443060 - Run-free color raster for multi-color printing