LY

LIWEI YU

3M: 1 patents #516 of 1,353Top 40%
Overall (2018): #328,875 of 503,207Top 70%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9951370 Chemical indicating composition, autoclave process indicator and method for preparing autoclave process indicator Kai Qiu 2018-04-24