Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7177260 | Optical pickup including a many-sided reflection prism and method of using the optical pickup | Dae-sik Kim, Kun-ho Cho, Soon-kyo Hong, Young Il Kim, Ho-Cheol Lee +1 more | 2007-02-13 |