PJ

Pil Sun Jung

Overall (2020): #131,928 of 565,922Top 25%
2
Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10852510 Optical lens system Dong Young Kim, Chi Ho An 2020-12-01
10838167 Photographing lens optical system Dong Young Kim, Chi Ho An 2020-11-17