Average Co-Inventor Count = 2.67
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 (1 from 10,754 patents)
2. Badische Anilin- & Soda-fabrik Aktiengesellschaft (1 from 88 patents)
2 patents:
1. 4229175 - Lime-free and sulfide-free liming process
2. 4175922 - Dehairing skin and hide