Average Co-Inventor Count = 4.56
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. Merck Patent Gesellschaft MIT Beschrankter Haftung (3 from 1,248 patents)
3 patents:
1. 6776835 - Multilayer pigments based on coated metal platelets
2. 6019831 - Non-lustrous pigments
3. 5468289 - Surface-modified pigments