Average Co-Inventor Count = 3.00
ph-index = 1
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. Zeneca Limited (2 from 854 patents)
2 patents:
1. 6197103 - Pigment composition
2. 5954870 - Pigment composition