DJ

Ding Jian

📍 Beijing, CA: #1,077 of 1,192 inventorsTop 95%
Overall (All Time): #1,539,928 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8388560 Rolling massager with thermal enhancement Megan Zhu 2013-03-05
D643540 Roller massager Megan Zhu 2011-08-16
5911993 Homeopathic antidiabetic treatment Ding Qing 1999-06-15