Average Co-Inventor Count = 4.00
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. Chiba University (2 from 147 patents)
2. Josai University Corporation (2 from 4 patents)
2 patents:
1. 8648090 - Indole alkaloid derivatives having opioid receptor agonistic effect, and therapeutic compositions and methods relating to same
2. 8247428 - Indole alkaloid derivatives having opioid receptor agonistic effect, and therapeutic compositions and methods relating to same