HC

Hongxia Chen

PL Petrochina Company Limited: 1 patents #264 of 890Top 30%
Overall (All Time): #1,537,608 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8921563 1-[(4-hydroxypiperidin-4-yl)methyl]pyridin-2(1H)-one derivatives, preparation methods and uses thereof Yunfeng Li, Rifang Yang, Youzhi Zhang, Yongzhen Li, Zengliang Jin +11 more 2014-12-30
8318772 Amine compounds and medical uses thereof Bohua Zhong, Youzhi Zhang, Yanping Zhang, Rui Xue, Xinhua He +3 more 2012-11-27
7786336 Catalyst composition for ethylene oligomerization and the use thereof Baojun Zhang, Tao Jiang, Jianzhong Li, Lihua Xing, Yingnan Ning +12 more 2010-08-31