Average Co-Inventor Count = 6.37
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. Basf Aktiengesellschaft (4 from 10,754 patents)
4 patents:
1. 6147183 - Amphoteric amine based polymers having a net cationic charge and process
2. 6111056 - Cyclic amine based polymers and process for their production
3. 6111057 - Polymer and process for their production
4. 6034204 - Condensation products of basic amino acids with copolymerizable