Inventor
Zheng jia yu
CN5 patents
Patents
5 patentsUS11904417B2Feb 20, 2024
Automated material welding
IBM2 citations66
US11576266B2Feb 7, 2023
Multilayer screen printing stencil
IBM0 citations60
US11571788B2Feb 7, 2023
Adjustable suction screwdriver
IBM0 citations59
US11385614B2Jul 12, 2022
Guided driver device
IBM0 citations59
US10612978B2Apr 7, 2020
Light emitting diode color resolution testing
IBM0 citations46