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. The University of Tokyo (1 from 1,285 patents)
2. Tokyo Gas Company Limited (1 from 193 patents)
1 patent:
1. 11787753 - Methane production apparatus, methane production method, carbon dioxide recovery apparatus, and carbon dioxide recovery method