Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7898922 | Optical pickup apparatus | Jang-hoon Yoo, Ichiro Morishita, Soo-han Park, Ho Jin Yoon, Myoung Seok Kim | 2011-03-01 |
DN
Do Hoon Nam
Overall (All Time): #3,242,453 of 4,157,543Top 80%
1
Patents All Time