Average Co-Inventor Count = 2.61
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 (2 from 1,248 patents)
2. Merck Patent Gmbh (1 from 2,937 patents)
3. Merck Patent Gesellschaft MIT Beschrankter Haftung and Huels Ag (1 from 1 patent)
4 patents:
1. 9238739 - Effect pigments
2. RE41858 - Pearlescent pigment for water-borne surface-coating systems
3. 6176918 - Modified nacreous luster pigments for water paint systems
4. 5472491 - Pearlescent pigment for water-borne surface-coating systems