Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9954142 | Material layer stack, light emitting element, light emitting package, and method of fabricating light emitting element | Eun Deok Sim, Suk-ho Yoon, Jeong-wook Lee, Do-Young Rhee, Kee Won LEE +2 more | 2018-04-24 |
| 9698304 | Lighting system | Chul Min Kim, Tan Sakong, Suk-ho Yoon, Do-Young Rhee, Sang Don Lee | 2017-07-04 |
| 9334582 | Apparatus for evaluating quality of crystal, and method and apparatus for manufacturing semiconductor light-emitting device including the apparatus | Jong Uk SEO, Byoung-kyun Kim, Suk-ho Yoon, Kee Won LEE, Do-Young Rhee +1 more | 2016-05-10 |
| 9299561 | Method for fabricating nitride semiconductor thin film and method for fabricating nitride semiconductor device using the same | Min Ho Kim, Jong Uk SEO, Suk-ho Yoon, Kee Won LEE, Sang Don Lee +1 more | 2016-03-29 |
| 9252327 | Semiconductor light emitting device | Chul Min Kim, Tan Sakong, Suk-ho Yoon, Do-Young Rhee, Sang Don Lee | 2016-02-02 |
| 9209349 | Method of fabricating nitride semiconductor light emitting device | Kee Won LEE, Jong Uk SEO, Suk-ho Yoon, Sang Don Lee | 2015-12-08 |
| 5389627 | Cephem compounds | Choong S. Kim, Yang Soo Ahn, Kang-Yun Jung, Nam-Ho Lee, Rok L. Yun +4 more | 1995-02-14 |