Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10048055 | Optical probe and optical coherence tomography apparatus including the same | Jae-guyn Lim, Min-seog Choi, Won-he Choe, Seong-deok Lee, Woo-young Jang +2 more | 2018-08-14 |
| 7251209 | Optical pickup and a wedge beam splitter | Yong-jun Cho, Pyong-yong Seong, Seung-man Han, Eun-goo Kim, Jong-koog Lee +2 more | 2007-07-31 |
| 7116627 | Compatible optical pickup device using a single light source | Jang-hoon Yoo, Seung-tae Jung, Ho-Cheol Lee, Ju-Hyung Lee, Chul-woo Lee +2 more | 2006-10-03 |
| 7072114 | Optical pickup using an optical phase plate and which is compatible with optical recording media of different types | Jang-hoon Yoo, Chul-woo Lee, Chong-sam Chung, Pyong-yong Seong, Kun-ho Cho +3 more | 2006-07-04 |
| 6985293 | Optical pickup using an optical phase plate and which is compatible with optical media for different types | Jang-hoon Yoo, Chul-woo Lee, Chong-sam Chung, Pyong-yong Seong, Kun-ho Cho +3 more | 2006-01-10 |
| 6791933 | Optical pickup using an optical phase plate | Jang-hoon Yoo, Chul-woo Lee, Chong-sam Chung, Pyong-yong Seong, Kun-ho Cho +3 more | 2004-09-14 |
| 6275461 | Optical pickup using an optical phase plate | Jang-hoon Yoo, Chul-woo Lee, Chong-sam Chung, Pyong-yong Seong, Kun-ho Cho +3 more | 2001-08-14 |
| 6272096 | Optical pickup using an optical phase plate | Jang-hoon Yoo, Chul-woo Lee, Chong-sam Chung, Pyong-yong Seong, Kun-ho Cho +3 more | 2001-08-07 |
| 6222812 | Optical pickup using an optical phase plate | Jang-hoon Yoo, Chul-woo Lee, Chong-sam Chung, Pyong-yong Seong, Kun-ho Cho +3 more | 2001-04-24 |
| 5933401 | Optical pickup having plural optical sources and plural optical detectors | Chul-woo Lee, Dong-Ho Shin, Chong-sam Chung, Pyeong-yong Seong, Kun-ho Cho +3 more | 1999-08-03 |