Average Co-Inventor Count = 3.75
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. Teijin Limited (2 from 1,586 patents)
2 patents:
1. 4780205 - Permselective hollow fiber membrane, process for the preparation
2. 4196118 - Flame resistant wholly aromatic polyamide fibers