Average Co-Inventor Count = 5.00
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. Degussa Aktiengesellschaft (1 from 1,678 patents)
2. Degussa Aktiengsellschaft (1 from 2 patents)
2 patents:
1. 5859117 - Precipitated silicas, a process for their preparation and their use in
2. 5705137 - Precipitated silicas, a process for their preparation and their use in