Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6404554 | Optical phase grating low pass filter | Jae Chul Lee, Sung Woo Lim, Shi Ho Kim, Yong Ho Oho | 2002-06-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6404554 | Optical phase grating low pass filter | Jae Chul Lee, Sung Woo Lim, Shi Ho Kim, Yong Ho Oho | 2002-06-11 |