Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11294288 | Exposure device, exposure method and photolithography method | — | 2022-04-05 |
| 10311999 | Cable having multipurpose space area | Ho Churl Sung | 2019-06-04 |
| 10192654 | Flat cable and manufacturing method thereof | — | 2019-01-29 |
| 7785754 | Defect repair method for photomask and defect-free photomask | Hong-seok Sim, Sang-Hyeon Lee | 2010-08-31 |
| 7521156 | Photo mask and method of correcting the transmissivity of a photo mask | Won-Suk Ahn, Seong-woon Choi, Sung-Yong Cho, Jeong Yun Lee | 2009-04-21 |