Average Co-Inventor Count = 5.46
ph-index = 1
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. Toray Industries, Inc. (2 from 3,477 patents)
2 patents:
1. 5851739 - Quinonediazide/novolak positive electron beam resist developer
2. 5629127 - Positive electron beam resist composition containing cresolnovolak