Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11289576 | Wafer and method of manufactruring wafer | Jong Hwi Park, Kap-Ryeol Ku, Sang Ki Ko, Byung Kyu Jang, Jung Woo Choi +2 more | 2022-03-29 |
| 11268209 | Seed crystal including protective film including a first layer with first filler and second layer with second filler | Sang Ki Ko, Jung Woo Choi, Byung Kyu Jang, Kap-Ryeol Ku | 2022-03-08 |
| 11225730 | Method for producing ingot, raw material for ingot growth, and method for preparing the raw material | Byung Kyu Jang, Jung Woo Choi, Sang Ki Ko, Kap-Ryeol Ku | 2022-01-18 |
| 11155466 | Method for preparing graphite sheet | Jung Doo Seo, Jonggab Baek | 2021-10-26 |
| 11078599 | Apparatus for producing an ingot comprising a crucible body with a lid assembly having a movable core member and method for producing silicon carbide ingot using the apparatus | Byung Kyu Jang, Jung Woo Choi, Kap-Ryeol Ku, Sang Ki Ko | 2021-08-03 |
| 11040516 | Graphite sheet and method for manufacturing same | Ki Ryun Park, Myung-Ok Kyun, Jung Doo Seo, Jonggab Baek, Jong Hwi Park +1 more | 2021-06-22 |
| 10822720 | Composition for preparing silicon carbide ingot and method for preparing silicon carbide ingot using the same | Jong Hwi Park, Myung-Ok Kyun, Sang Ki Ko, Kap-Ryeol Ku, Jongmin Shim +2 more | 2020-11-03 |
| 8729670 | Semiconductor substrate and method for manufacturing the same | Hae Yong Lee, Young-Jun Choi | 2014-05-20 |
| 8258943 | Ubiquitous sensor network-based system and method for automatically managing food sanitation | Jae Ill Park, Byung Rak Son | 2012-09-04 |
| 7344941 | Methods of manufacturing a metal-insulator-metal capacitor | — | 2008-03-18 |
| 7256096 | Semiconductor device having a dual-damascene gate and manufacturing method thereof | — | 2007-08-14 |
| 6220921 | Movable frog toy | — | 2001-04-24 |
| 5592322 | Laser beam modulation apparatus | — | 1997-01-07 |