CY

Cheng Yan

Overall (All Time): #1,792,763 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D1056321 Holder for a flashlight Xiaohua Jia 2024-12-31
10687626 Elastic seesaw-type tilting mechanism and swivel chair having the same 2020-06-23