Average Co-Inventor Count = 3.00
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. Grammer Ag (2 from 335 patents)
2. Elco Ag (0 patent)
2 patents:
1. D942765 - Train seat
2. D918610 - Bus seat