Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7936038 | Photodiode cell structure of photodiode integrated circuit for optical pickup and method of manufacturing the same | Kyoung Soo Kwon, Chae Dong Go, Deuk Hee Park | 2011-05-03 |
| 6957156 | Method for searching for dip angle using tilt-compensated electronic compass | Han Chul Jo, Won Tae Choi, Chang Hyun Kim, Jin Yong Kang, Oh Jo Kwon | 2005-10-18 |
| 6937954 | Signal processor for use in electronic compass | Won Tae Choi, Han Chul Jo, Jin Yong Kang, Chang Hyun Kim, Oh Jo Kwon | 2005-08-30 |
| 6871411 | Automatic calibration method for use in electronic compass | Jin Yong Kang, Won Tae Choi, Chang Hyun Kim, Han Chul Jo, Oh Jo Kwon | 2005-03-29 |