Average Co-Inventor Count = 8.89
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. Industrial Technology Research Institute (2 from 9,138 patents)
2. Tsinghua University (2 from 4,296 patents)
2 patents:
1. 5958087 - Preparation of cyanine dye for high density optical recording disk
2. 5900348 - Cyanine dyes mixture as optical recording media