Average Co-Inventor Count = 4.44
ph-index = 1
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. Diehl Gmbh (2 from 23 patents)
2 patents:
1. 3950939 - Digital display with stepping device
2. 3944795 - Setting mechanism for digital display devices