CZ

Chunhua Zhang

BO BOE: 2 patents #479 of 1,801Top 30%
CP China National Petroleum: 1 patents #1 of 22Top 5%
TE Tencent: 1 patents #463 of 1,308Top 40%
📍 Beijing, MA: #15 of 74 inventorsTop 25%
Overall (2017): #32,420 of 506,227Top 7%
5
Patents 2017

Issued Patents 2017

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9816327 Information transmission apparatus for logging while drilling Guanghua Liu, Lianyang Zou, Xinli Liu, Yanfu Huang, Shikai Tao +11 more 2017-11-14
9797944 Test fixture and test method using the same Jian Li, Yongjun Liao, Yu-Wen Tan, Jianchao ZHANG 2017-10-24
9774549 Method and apparatus for displaying instant messaging (IM) message Shuo Min 2017-09-26
D784206 Folding electric bicycle 2017-04-18
9581840 Liquid crystal display screen detecting device Gang Li, Jian Li, Yongjun Liao, Hongqiang FAN, Maojia Wang +1 more 2017-02-28