CC

Chin-Cheng Chang

YI Ysn Imports: 1 patents #2 of 2Top 100%
Overall (2020): #521,346 of 565,922Top 95%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10865884 Cylinder valve assembly with actuatable on-off control Shmuel Dovid Newman 2020-12-15