Average Co-Inventor Count = 4.00
ph-index = 1
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. Giesecke & Devrient Gmbh (2 from 672 patents)
2 patents:
1. 7175739 - Method for incorporating feature substances into a paper web
2. 6936138 - Apparatus for incorporating feature substances into a paper web