Average Co-Inventor Count = 7.30
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. Haag-streit Ag (3 from 40 patents)
3 patents:
1. D935619 - Optical device
2. 10595723 - Measuring method
3. 9375140 - Topograph