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 74 patents)
2 patents:
1. 6039349 - Devices with inflatable members for protecting vehicles against impacts
2. 6031449 - Method of protection against impacts between two vehicles by at least on