Average Co-Inventor Count = 2.40
ph-index = 4
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. Huels Aktiengesellschaft (2 from 580 patents)
2. Degussa-huels Aktiengesellschaft (2 from 45 patents)
4 patents:
1. 6428866 - Multilayer plastic composition having an electrically conductive inner layer
2. 6386240 - Multilayer plastic pipe having good adhesion between layers
3. 6090459 - Multilayer plastic composition having an electrically conductive inner
4. 5858492 - Thermoplastic multilayer composites