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. Merck Patent Gesellschaft MIT Beschrankter Haftung (1 from 1,248 patents)
2. Basf Se Corporation (5,682 patents)
1 patent:
1. 5456749 - Anti-discoloring pearly luster pigment and method of preparing the same