Average Co-Inventor Count = 2.90
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. Vivimed Labs Europe Ltd (3 from 3 patents)
3 patents:
1. 9250356 - Photochromic polymers
2. 9217812 - Photochromic polymer
3. 8865029 - Photochromic polymer and composition comprising photochromic polymer