Average Co-Inventor Count = 2.77
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 (3 from 1,678 patents)
3 patents:
1. 5554258 - Flotation process for mechanical pulp using a surface active agent
2. 5227022 - Process for increasing pulp brightness with zeolites and easily
3. 5073301 - Process for stabilization of the viscosity of wood pulps