Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11711041 | Motor drive system comprising power network between inverter and motor | Jung Ik Ha, Ka Hyun Lee, Hyeon Choi | 2023-07-25 |
| 11569146 | Semiconductor package and method of forming the same | Ka Fai Chang, David Ho, Ying Ying Lim | 2023-01-31 |
| 10498157 | Charging system without power factor correction circuit | Ho Joon Shin, Mu Shin Kwak, Young Kook Lee, Sung Kyu Kim, Jung Ik Ha | 2019-12-03 |
| 10243388 | Charging system using wound rotor synchronous motor | Ho Joon Shin, Mu Shin Kwak, Young Kook Lee, Sung Kyu Kim, Jung Ik Ha | 2019-03-26 |
| 10236707 | Charging system using wound rotor synchronous motor | Ho Joon Shin, Mu Shin Kwak, Sung Kyu Kim, Young Kook Lee, Jung Ik Ha +1 more | 2019-03-19 |
| 9543230 | Semiconductor device and method of manufacturing the same | — | 2017-01-10 |
| 9437563 | Bump structures in semiconductor packages and methods of fabricating the same | Taek Joong Kim | 2016-09-06 |
| 9397590 | Double wound rotor type motor with constant alternating current or direct current power supply input and control method thereof | Jung Ik Ha | 2016-07-19 |
| 9257933 | Variable speed induction motor with single external power supply and control method thereof | Jung Ik Ha, Sung Min Kim, Seung Ki Sul | 2016-02-09 |
| 8922009 | Bump structures in semiconductor packages and methods of fabricating the same | Taek Joong Kim | 2014-12-30 |