Average Co-Inventor Count = 3.00
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. Behringwerke Aktiengesellschaft (2 from 340 patents)
2 patents:
1. 4665016 - Chromogenic compounds, a process for their preparation and their use
2. 4508644 - Chromogenic compounds, a process for their preparation and their use