Average Co-Inventor Count = 2.00
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. Lgz Landis Gyr Zug Ag (1 from 109 patents)
1 patent:
1. 4710627 - Method and an apparatus for determining the genuineness of a security