Average Co-Inventor Count = 3.16
ph-index = 2
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 (5 from 12,157 patents)
5 patents:
1. 6179908 - Iron oxide red pigments, process for the production of iron oxide red pigments and use thereof
2. 6053972 - Non-silking iron oxide yellow pigments with high color density
3. 6042642 - Iron oxide yellow pigments, a method of producing iron oxide yellow
4. 5916360 - Process for the preparation of iron oxide yellow pigments and the use
5. 5792250 - Process for the production of inorganically coated pigments and fillers