Average Co-Inventor Count = 5.00
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 Corporation (1 from 2,346 patents)
2. Mitsubishi Chemical Industries Limited (1 from 614 patents)
2 patents:
1. 4791194 - AZO compound photoreceptor having napthol substiuents
2. 4618555 - Electrophotographic photoreceptor comprising azo compounds