Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10637375 | Actuator and position control apparatus using voice coil motor method with temperature compensation function | Woo Young Choi, Joo Hyoung LEE, Joo Yul Ko | 2020-04-28 |
| 10554163 | Apparatus for controlling position of voice coil motor using voltage/frequency conversion techniques | Woo Young Choi, Joo Hyoung LEE, Joo Yul Ko | 2020-02-04 |