Average Co-Inventor Count = 2.00
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. Siemens Aktiengesellschaft (2 from 30,045 patents)
2 patents:
1. 7168307 - Road test simulator with plural rollers
2. 7007548 - Road test simulator with plural rollers