Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10462856 | High frequency heating apparatus | Hoikwan Lee, Seo-Yeong Cho | 2019-10-29 |
| 9425430 | Method of fabricating light extraction substrate for OLED | Kiyeon Lee, Youngseok Lee, Jaeho Lee | 2016-08-23 |
| 9221714 | Apparatus for chemically toughening glass and method of chemically toughening glass using the same | Hoikwan Lee, Jaeho Lee, Seo-Yeong Cho | 2015-12-29 |
| 9034565 | Method of fabricating substrate for organic light-emitting device | Kiyeon Lee, Jhee-mann Kim, Youngseok Lee, Jaeho Lee | 2015-05-19 |
| 9030664 | Apparatus for measuring transmissivity of patterned glass substrate | Kyungwook Park, YoonYoung Kwon, Jaeyoung Choi, Jongsung Lee, Hoikwan Lee +1 more | 2015-05-12 |
| 8893525 | Apparatus and method for manufacturing tempered glass | Hoikwan Lee, Seo-Yeong Cho, Yoon Young Kwon, Kyungwook Park, Jongsung Lee +2 more | 2014-11-25 |