Average Co-Inventor Count = 2.40
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. Gebr. Happich Gmbh (2 from 124 patents)
2 patents:
1. 5210905 - Pivot control for hand grip useful for vehicles
2. 4986592 - Anti-glare device