Average Co-Inventor Count = 3.43
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. Dr. Ing. H.c. F. Porsche Aktiengesellschaft (2 from 4,049 patents)
2 patents:
1. 5641193 - Convertible passenger car
2. 5622382 - Rollover bar for a motor vehicle