Average Co-Inventor Count = 2.29
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. Gebr. Happich Gmbh (4 from 124 patents)
4 patents:
1. 5486033 - Support shaft for a vehicle sun visor
2. 5429407 - Sun visor for vehicles with integrated mirror frame
3. 5401073 - Sun visor for vehicles with mirror attachment
4. 5299106 - Mounting shaft for a visor having a lighting fixture