Average Co-Inventor Count = 8.40
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. Era-contact Gmbh (2 from 7 patents)
2 patents:
1. 6935881 - Electric contact coupling
2. 6773312 - Electrical pressure contact