Average Co-Inventor Count = 4.80
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. Konica Corporation (2 from 3,106 patents)
2 patents:
1. 6074440 - Mixture of dyes to form a black image
2. 5892033 - Metallic chelating dye