Average Co-Inventor Count = 3.43
ph-index = 4
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. Petri Ag (3 from 43 patents)
2. Petri Ag, Niederlassung Berlin (1 from 1 patent)
4 patents:
1. 6286860 - Air bag retention system
2. 6227568 - Air bag module
3. 6109649 - Airbag module
4. 5988677 - Airbag module