Average Co-Inventor Count = 2.18
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. Hensoldt Ag Hensoldt (1 from 1 patent)
3 patents:
1. 7869004 - Optical observation apparatus
2. D579038 - Housing for an image recording device
3. 6008956 - Carryable optical magnifying device