Average Co-Inventor Count = 1.00
ph-index = NA
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. Carl Zeiss Vision International Gmbh (227 patents)
2. Carl Zeiss Vision Gmbh (70 patents)
3. Carl Zeiss Vision Italia S.p.a (6 patents)
0 patent: