Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6292084 | Fine inductor having 3-dimensional coil structure and method for producing the same | Chang Auck Choi, Jong Hyun Lee, Won Ick Jang, Yong-Il Lee, Jong Tae Baek | 2001-09-18 |
| 6137219 | Field emission display | Yoon Ho Song, Jin Ho Lee, Seung Youl Kang, Kyoung Ik Cho | 2000-10-24 |
| 6101047 | Catadioptric optical system for lithography | Hai Bin Chung, Jong Soo Kim, Kag Hyeon Lee, Doh Hoon Kim, Sang Soo Choi | 2000-08-08 |
| 5953580 | Method of manufacturing a vacuum device | Sung Weon Kang, Jin Ho Lee, Kyoung Ik Cho | 1999-09-14 |
| 5939833 | Field emission device with low driving voltage | Yoon Ho Song, Jin Ho Lee, Kyoung Ik Cho | 1999-08-17 |
| 5878105 | X-ray mask | Young-Jin Jeon, Jin Man Jung, Sang Soo Choi, Bo Woo Kim | 1999-03-02 |
| 5843837 | Method of contact hole burying | Jong Tae Baek, Youn Tae Kim | 1998-12-01 |
| 5810935 | Apparatus for transferring a wafer | Jong Hyun Lee, Boo-Yeon Choi, Won Ick Jang, Ki-Ho Jang | 1998-09-22 |
| 5796804 | X-ray mask structure for reducing the distortion of a mask | Young-Jin Jeon, Sang Soo Choi, Hai Bin Chung, Jong Hyun Lee | 1998-08-18 |
| 5783749 | Vibrating disk type micro-gyroscope | Jong Hyun Lee, Boo-Yeon Choi, Kyung-Ho Park | 1998-07-21 |
| 5677089 | Photomask for forming T-gate electrode of the semiconductor device | Byung-Sun Park, Yong-Ho Oh, Sang Soo Choi | 1997-10-14 |
| 5543253 | Photomask for t-gate formation and process for fabricating the same | Byung-Sun Park, Yong-Ho Oh, Sang Soo Choi | 1996-08-06 |