Average Co-Inventor Count = 4.00
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. Jsr Corporation (2 from 1,058 patents)
2 patents:
1. 6576393 - Composition for resist underlayer film and method for producing the same
2. 6242161 - Acrylic copolymer and reflection-preventing film-forming composition containing the same