Average Co-Inventor Count = 4.36
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. Carl Zeiss Sports Optics Gmbh (2 from 47 patents)
2 patents:
1. 7990523 - Aiming telescope having a range finder
2. 7869004 - Optical observation apparatus