Average Co-Inventor Count = 2.40
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. Other (2 from 832,912 patents)
2 patents:
1. 6785945 - Method for production of a connector point on a travel way
2. 6782832 - Support for a track-guided high-speed vehicle