QB

Qian Bao

SI Sumitomo Heavy Industries: 1 patents #32 of 80Top 40%
📍 Nishitokyo, JP: #4 of 18 inventorsTop 25%
Overall (2024): #307,326 of 561,600Top 55%
1
Patents 2024

Issued Patents 2024

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11971108 Rotary valve of cryocooler and cryocooler Mingyao Xu 2024-04-30