Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9664208 | Engine control method of construction machine | Seong-Geun Yun, Se-Rib Jee | 2017-05-30 |
| 9068322 | Double check valve for construction equipment | Se-Rib Jee | 2015-06-30 |
| 7372452 | Portable terminal capable of displaying data in an upright direction regardless of rotation of screen and method therefore | — | 2008-05-13 |
| 7356068 | Frequency hopping sequence generator | Kwang-Euk Lee, Young-kyun Choi | 2008-04-08 |
| 7130284 | Device and method for performing handoff from async mobile communication system to sync mobile communication system | Kyung-Ha Lee | 2006-10-31 |
| 7107208 | Dual mode radio mobile terminal in which an analog or digital mode is determined by request of a voice function | Hee-Sun Cho, Kyung-Ha Lee | 2006-09-12 |
| 6904030 | Pilot channel power measurement means for a mobile station in asynchronous CDMA communication system | Kyung-Ha Lee, Hee-Sun Cho | 2005-06-07 |