Average Co-Inventor Count = 4.00
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. National Institute of Advanced Industrial Science and Technology (1 from 1,715 patents)
1 patent:
1. 7700718 - Material for promoting the freezing of water or hydrous substance