Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10256792 | Filter module and front-end module including the same | Sung Tae Kim, Hyung Kyu Kim, Won Jin Baek, Jung Woo SUNG | 2019-04-09 |
| 9502999 | Apparatus for driving motor and controlling method thereof | Keun Soo Ha, Rea Young Kim, Joung Ho SON, Min Jae Ahn, Jae Hoon Kim | 2016-11-22 |
| 8182579 | System and method for determining air purifier filter change time using measurement of motor speed | Byoung-Phil LEE, Hyung-Gon Kim | 2012-05-22 |