Average Co-Inventor Count = 3.75
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. Bayer Corporation (2 from 1,013 patents)
2 patents:
1. 5755873 - Incorporation of quinacridone additives during quinacridone preparation
2. 5711800 - Organic pigment compositions