Average Co-Inventor Count = 5.00
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. Kyowa Hakko Kogyo Co., Ltd. (2 from 730 patents)
2 patents:
1. 4039710 - Novel resinous material
2. 3945952 - Novel resinous material by reaction of epoxy compounds and polyglutamic