Average Co-Inventor Count = 3.20
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. Bayer Aktiengesellschaft (3 from 12,157 patents)
2. Bayer Chemicals Ag (1 from 14 patents)
4 patents:
1. 6881255 - Pigment preparations
2. 6596446 - Organic pigments in color filters liquid of crystal display
3. 6596073 - Solid pigment preparations
4. 4633016 - Diphenylamine age resisters for rubber