Average Co-Inventor Count = 5.25
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. Degussa Aktiengesellschaft (4 from 1,678 patents)
2. Ciba-geigy Corporation (1 from 6,850 patents)
4 patents:
1. 7148379 - Preparation of 2-hydroxy-4-methylthiobutyric acid
2. 5976609 - Process for recovering 2-hydroxy-4-methylthiobutyric acid (MHA), MHA and
3. 5672745 - Method for the continuous preparation of methionine or methionine
4. 5116872 - Microbicidal compositions