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. Tokiwa Phytochemical Co., Ltd. (2 from 8 patents)
2 patents:
1. 7071229 - Process for producing corosolic acid
2. 6737085 - Apocynum venetum extract for use as antidepressant