Average Co-Inventor Count = 5.00
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. Industrial Technology Research Institute (2 from 9,138 patents)
2 patents:
1. 5422181 - Synthetic fibers containing photochromic pigment and their preparation
2. 5213733 - Method of making synthetic fibers containing photochromic pigment