Average Co-Inventor Count = 11.60
ph-index = 3
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 Smt Gmbh (3 from 1,405 patents)
3 patents:
1. 8891172 - Optical element and method
2. 8508854 - Optical element and method
3. 8325322 - Optical correction device