Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10973940 | Composition for preventing odor, containing odorless microorganisms | So Yoon Park, Tae Hee Lee, Ji Wan Kim | 2021-04-13 |
| 10669517 | Apparatus for accelerating reproduction of odor from air-conditioner and method for the same | Tae Hee Lee, Jae Sik Choi, Ji Wan Kim, So Yoon Park | 2020-06-02 |
| 10202573 | Apparatus for accelerating reproduction of odor from air-conditioner and method for the same | Tae Hee Lee, Jae Sik Choi, Ji Wan Kim, So Yoon Park | 2019-02-12 |
| 9371757 | Catalytic converter of internal combustion engine and apparatus for purifying exhaust gas provided with the same | Chibum In | 2016-06-21 |
| 8776507 | System and method for regenerating gasoline particulate filter | Chibum In | 2014-07-15 |