Average Co-Inventor Count = 2.40
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. Deutsche Gold- Und Silber-scheideanstalt Vormals Roessler (1 from 343 patents)
2 patents:
1. 4406817 - Process for the production of sedimentation stable anti-foam agents
2. 4208213 - Shoe cream polish composition