Chenggong Liu

Q( Qingdao Sanyi Plastic Machinery Co., Ltd. (Cn): 1 patents #1 of 2Top 50%

📍 Qingdao, CN: #185 of 649 inventorsTop 30%

Overall (2024): #509,600 of 561,600Top 95%

Patents 2024

Issued Patents 2024

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
11872794	Sheet production line	Yuliang Zhou	2024-01-16