Average Co-Inventor Count = 4.50
ph-index = 3
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. Tosoh Corporation (3 from 893 patents)
3 patents:
1. 5059726 - Process for producing tetrabromobisphenol A
2. 5008469 - Process for producing tetrabromobisphenol A
3. 4990321 - Method for recovering hydrobromic acid and methanol