Average Co-Inventor Count = 2.25
ph-index = 2
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. Mitsubishi Chemical Industries Limited (3 from 614 patents)
3 patents:
1. 4495250 - Anion exchange resin of surface functional type and the process for
2. 4350773 - Weakly acidic cation exchange resin and process for producing same
3. 4306031 - Weakly acidic cation exchange resin and process for producing same