Growing community of inventors

Beijing, China

Guanhua Du

Average Co-Inventor Count = 8.57

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.

Forward Citations = 0

Guanhua DuWei Li (1 patent)Guanhua DuKe Fei Wang (1 patent)Guanhua DuKe Wang (28 patents)Guanhua DuSong Wu (3 patents)Guanhua DuYang Lv (3 patents)Guanhua DuMei Gao (3 patents)Guanhua DuYuanfeng Tong (3 patents)Guanhua DuYouxin Li (2 patents)Guanhua DuWanhui Liu (2 patents)Guanhua DuMina Yang (2 patents)Guanhua DuYan Qi (2 patents)Guanhua DuXuemei Zhang (2 patents)Guanhua DuFengmei Zhou (2 patents)Guanhua DuQingguo Meng (2 patents)Guanhua DuJu Li (2 patents)Guanhua DuYuehua Wang (2 patents)Guanhua DuQingyun Yang (2 patents)Guanhua DuYing Chang (1 patent)Guanhua DuZhihong Yang (1 patent)Guanhua DuYue Yuan (1 patent)Guanhua DuHongmei Guang (1 patent)Guanhua DuYue Yuan (0 patent)Guanhua DuYouxin Li (0 patent)Guanhua DuGuanhua Du (5 patents)Wei LiWei Li (302 patents)Ke Fei WangKe Fei Wang (100 patents)Ke WangKe Wang (28 patents)Song WuSong Wu (20 patents)Yang LvYang Lv (14 patents)Mei GaoMei Gao (4 patents)Yuanfeng TongYuanfeng Tong (3 patents)Youxin LiYouxin Li (13 patents)Wanhui LiuWanhui Liu (12 patents)Mina YangMina Yang (6 patents)Yan QiYan Qi (4 patents)Xuemei ZhangXuemei Zhang (3 patents)Fengmei ZhouFengmei Zhou (3 patents)Qingguo MengQingguo Meng (3 patents)Ju LiJu Li (2 patents)Yuehua WangYuehua Wang (2 patents)Qingyun YangQingyun Yang (2 patents)Ying ChangYing Chang (1 patent)Zhihong YangZhihong Yang (1 patent)Yue YuanYue Yuan (1 patent)Hongmei GuangHongmei Guang (1 patent)Yue YuanYue Yuan (0 patent)Youxin LiYouxin Li (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Cspc Zhongqi Pharmaceutical Technology (shijiazhuang) Co., Ltd. (3 from 31 patents)

2. Other (2 from 832,680 patents)

3. Chinese Academy of Sciences (2 from 3,086 patents)

4. Shandong Luye Pharmaceutical Co., Ltd. (1 from 20 patents)

5. Shangong Luye Pharmaceutical Co., Ltd. (1 from 1 patent)

6. Chinese Academy of Medical Sciences (114 patents)

7. Li, Youxin (0 patent)

8. Cspc Zhongqi Pharmaceutical Technology Co., Ltd. (0 patent)


5 patents:

1. 9949946 - Inclusion complexes of pinocembrin with cyclodextrin or its derivatives

2. 9199912 - Polymorphs of 4-[2-dimethylamino-1-(1-hydroxycyclohexyl)ethyl]phenyl 4-methylbenzoate hydrochloride, methods of preparing the same and use of the same

3. 8741952 - Polymorphs of 4-[2-dimethylamino-1-(1-hydroxycyclohexyl)ethyl]phenyl 4-methyl-benzoate hydrochloride, methods for preparing the same and use of the same

4. 8399691 - Method for resolution of a mixture of pinocembrin optical isomers, especially a pinocembrin racemate

5. 8399511 - Two types of crystalline of pinocembrin, their preparation and their use for manufacture of pharmaceutical compositions

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/3/2025
Loading…