Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9613741 | Electromagnetic actuator | Sang Hoon Kim, Hyo-Soo Kim, Kun-bum Park, Jong-Ho Park, Young Hwan Yoon +1 more | 2017-04-04 |
| 9163709 | Gantry apparatus | Sang Joon Hong, Sang Hyun Park, Roger Francisus Mattheus M Hamelinck | 2015-10-20 |
| 9086352 | Stage device and driving method thereof | Sang Don Jang, Sang Wook Park, Hi-Kuk Lee, In Bae Chang | 2015-07-21 |
| 8994922 | Lens barrel support device and maskless exposure apparatus having the same | Sang Hyun Park, Sang Joon Hong, Sang Don Jang, Dong Seok Baek | 2015-03-31 |
| 8804098 | Maskless exposure apparatus having measurement optical unit to measure depths of focus of a plurality of beams and control method thereof | Dong Seok Baek, Sang Don Jang, Ho Seok Choi, Hi-Kuk Lee | 2014-08-12 |
| 8610891 | Gantry apparatus | Sang Joon Hong, Sang Hyun Park, Roger Francisus Mattheus M Hamelinck | 2013-12-17 |
| 8593616 | Actuator, stage device, and exposure apparatus | Sang Joon Hong, Sang Hyun Park, Sang Don Jang, Ja Choon Koo, Yong Seok Ihn +2 more | 2013-11-26 |
| 7099093 | Compact lens module | Dae Hyun Jeong, Hyung Min Choi, Yong Joo JO, Jung Ho Ryu, Il Woo Seok +2 more | 2006-08-29 |
| 6961193 | Driving device | Byung Woo Kang | 2005-11-01 |
| 6853507 | Lens driving device | Jung Ho Ryu, Dae Hyun Jeong, Byung Woo Kang | 2005-02-08 |