Average Co-Inventor Count = 1.00
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. Zeon Corporation (1,241 patents)
2. Riken Corporation (856 patents)
3. National Agriculture and Food Research Organization (43 patents)
4. Hiroshima Prefecture (2 patents)
5. Kanagawa Prefecture (1 patent)
0 patent: