Average Co-Inventor Count = 1.00
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. Gebr. Happich Gmbh (2 from 124 patents)
2 patents:
1. 5556154 - Visor with two-part core
2. 5364153 - Sun visor for vehicles with mirror and article storage