ND

Ningda Andy Dai

CA Caire: 1 patents #3 of 8Top 40%
📍 Carlsbad, CA: #233 of 575 inventorsTop 45%
🗺 California: #23,431 of 60,411 inventorsTop 40%
Overall (2018): #290,810 of 503,207Top 60%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9974918 Portable oxygen delivery device Peter S. Armstrong, Ronald F. Richard, Paul L. Edwards 2018-05-22