Average Co-Inventor Count = 3.00
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. Gec Alsthom Transport Sa (2 from 72 patents)
2 patents:
1. 5715757 - Impact-absorber devices, impact-absorption method, and framework and
2. 5660116 - Impact-absorber devices, impact-absorption method, and framework and