Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6957156 | Method for searching for dip angle using tilt-compensated electronic compass | Han Chul Jo, Won Tae Choi, Chang Hyun Kim, Oh Jo Kwon, Ha Woong Jeong | 2005-10-18 |
| 6937954 | Signal processor for use in electronic compass | Ha Woong Jeong, Won Tae Choi, Han Chul Jo, Chang Hyun Kim, Oh Jo Kwon | 2005-08-30 |
| 6871411 | Automatic calibration method for use in electronic compass | Won Tae Choi, Chang Hyun Kim, Ha Woong Jeong, Han Chul Jo, Oh Jo Kwon | 2005-03-29 |