Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9898051 | Hinge device | Pil-je Cho | 2018-02-20 |
| 9668550 | Wearable device | Ho-Seong Seo, Pil-je Cho, Si Wan Kim | 2017-06-06 |
| 9528308 | Multi-axis hinge with geared connections | Pil-je Cho | 2016-12-27 |
| 8554285 | Swing-type portable terminal | Won Tae Kim, Sang-Joon Park, Pil-je Cho | 2013-10-08 |
| 8473015 | Stopper device for sliding swing type portable communication device | Won Tae Kim, Sang-Joon Park, Pil-je Cho | 2013-06-25 |
| 7607143 | Tray mechanism for disk drive and disk drive using the same | Young-sun Jung, Pil-je Cho, Kyu-hyeong Lee, Chung-ung Kim, Sung-Hun Lee | 2009-10-20 |
| 7478412 | Clamper and disk drive with the same | Pil-je Cho, Young-sun Jung, Kyu-hyeong Lee, Sung-huh Lee, Chung-ung Kim | 2009-01-13 |
| 7454765 | Optical disc drive | Chung-ung Kim, Pil-je Cho, Kyu-hyeong Lee | 2008-11-18 |
| 7180836 | Apparatus and method for automatically adjusting tilting of an optical disc drive | Chung-ung Kim, Pil-je Cho, Kyu-hyeong Lee | 2007-02-20 |
| 7168080 | Optical disc drive and method | Seung-hoon Kim, Chung-ung Kim, Pil-je Cho, Young-sun Jung, Sung-Hun Lee +1 more | 2007-01-23 |
| 7079171 | Color laser printer | Bu-hyun Sung, Chul-woo Lee, Soon-kyo Hong | 2006-07-18 |
| 6888555 | Color synchronization method and color laser printer | Bu-hyun Sung, Chul-woo Lee, Soon-kyo Hong | 2005-05-03 |
| 6848112 | Tray locking apparatus used with a disc drive | Byoung-young Bae, Un-jin Choi, Soon-kyo Hong | 2005-01-25 |
| 6534736 | Key switch of keyboard unit | Sung-Jin Lee, Soon-kyo Hong, Chul-woo Lee, Woo-Jong Lee, Woo-jong Cho | 2003-03-18 |