Average Co-Inventor Count = 5.46
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 (2 from 614 patents)
2 patents:
1. 3959465 - Process for preparing concentrated titanium mineral
2. 3939205 - Process for hydrating an unsaturated nitrile