Average Co-Inventor Count = 2.18
ph-index = 3
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. Wilhelm Karmann Gmbh (4 from 183 patents)
4 patents:
1. 7850222 - Cabriolet vehicle
2. 7661750 - Bow for a convertible vehicle
3. 7517000 - Cabriolet car
4. 7445266 - Cabriolet vehicle