Average Co-Inventor Count = 6.00
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 Gmbh (2 from 2,943 patents)
2. Sachtleben Chemie Gmbh (2 from 31 patents)
2 patents:
1. 9309272 - Metal oxide particles aftertreated with organic phosphorus compounds
2. 8883215 - Metal oxide particles aftertreated with organic phosphorus compounds