CC

Cheng Cheng

Overall (All Time): #1,768,774 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12025075 Cryogenic engine for space apparatus Haiqing Zhou, Gui Hong TIAN, Jingyu Xiong, Yeming Zeng, Guofeng Zhou +1 more 2024-07-02
5081884 Crankshaft apparatus Chien-Chang Cheng 1992-01-21