YH

Yongjun He

Overall (All Time): #1,836,463 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11484478 Method for making composition for enamel regeneration Kegong Ning 2022-11-01
11259999 Method for making toothpaste enabling enamel restoration Kegong Ning 2022-03-01