DH

David Hong

XL Xmems Labs: 2 patents #2 of 7Top 30%
A( Active Tools International (Hk): 1 patents #1 of 3Top 35%
📍 Los Altos, CA: #156 of 848 inventorsTop 20%
🗺 California: #9,366 of 68,989 inventorsTop 15%
Overall (2020): #94,001 of 565,922Top 20%
3
Patents 2020

Issued Patents 2020

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10771891 Method for manufacturing air pulse generating element Chiung C. Lo, Chun-I Chang 2020-09-08
10753351 Air inflating device and tire repair machine comprising same 2020-08-25
10567866 Sound producing device and valve Jemm Yue Liang 2020-02-18