Average Co-Inventor Count = 7.00
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. Changzhou No. 4 Pharmaceutical Factory Co., Ltd (1 from 2 patents)
2. Utopharm (shanghai) Co., Ltd (1 from 1 patent)
3. Utopharm Co., Ltd. (0 patent)
1 patent:
1. 9163058 - Method for preparing ulipristal acetate and key intermediate thereof