Average Co-Inventor Count = 11.00
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. Hiroshima University (1 from 246 patents)
2. Taiheiyo Cement Corporation (1 from 90 patents)
1 patent:
1. 7537748 - Hydrogen storage matter and manufacturing method and apparatus for the same