Average Co-Inventor Count = 1.50
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 (2 from 10,754 patents)
2 patents:
1. 4233223 - Preparation of 3,3-bis-(4-dimethylaminophenyl)-6-dimethylaminophthalide
2. 4086054 - Concentrated storage-stable solutions of alkylbenzenesulfonates of basic