GZ

Guohua Zeng

WC Well Lead Co: 1 patents #1 of 2Top 50%
Overall (2019): #89,354 of 560,194Top 20%
3
Patents 2019

Issued Patents 2019

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10499940 Apparatus for removing calculus in vitro Fujian Cao, Changbao Xu, Zhiqiang Chen 2019-12-10
10368885 Suction evacuation sheath Shaw P. Wan 2019-08-06
10213095 Percutaneous puncture and dilation visible irrigation-suction system and method of using the same Guohua BAO, Xinrong Lu, Lifang Hua, Jianqiang Ma 2019-02-26