SX

Song Xiaozhang

Overall (All Time): #1,931,338 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10316987 Fixed lever and pin assembly for stabilizing gas flow and pressure regulation of a fluid regulator Chen Jing, Zhu Chenchen, Ji Feifei 2019-06-11
10222811 Lever assembly with a damper for a fluid regulator Chen Jing, Ji Feifei 2019-03-05