Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1000510 | Decoration for spectacles | — | 2023-10-03 |
| 9145327 | Method for forming lubricant layer on surface of glass and method for manufacturing glass using the same | Jung-Sik Bang, Duk-Sik Ha, Kyoung-Hoon Min, Du-Sun Hwang | 2015-09-29 |
| 8871663 | Alkali-free glass and preparation thereof | Dong Kwon Lee, Duk-Sik Ha, Won-Bae Lim, Du-Sun Hwang, Sang Kook Kim | 2014-10-28 |
| 8399176 | Photosensitive resin composition | Sung Hyun Kim, Jae-Joon Kim, Bog Ki Hong, Mi-Ae Kim, Seung-Jin Yang +3 more | 2013-03-19 |
| 4662092 | Picture frame construction | — | 1987-05-05 |