JM

Jijun Ma

CC Crrc Tangshan Co.: 1 patents #32 of 151Top 25%
📍 Tangshan City, CN: #6 of 143 inventorsTop 5%
Overall (All Time): #1,103,373 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11932288 Double-deck rail vehicle and vehicle body thereof Zhishen Li, Letian Fan, Chao Luo, Likui Guo, Zhe Qu +2 more 2024-03-19
9611070 Container built-in movable combined tray with length and width extensible 2017-04-04
9409580 Obstacle removing and energy absorbing device and leading car of motor train unit Letian Fan, Guoping Zhang, Jiangong WANG, Quanmei Guan, Qinggang Zhang +1 more 2016-08-09
8764359 Built-in movable pallet for container 2014-07-01