Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12228485 | Apparatus for diluting exhaust gas | Bangwoo Han, Gunhee LEE, Inyong Park, Sang Bok Kim, Keejung Hong +2 more | 2025-02-18 |
| 11883781 | Apparatus and method for removing nitrogen oxide from exhaust gas | Yong Jin Kim, Bangwoo Han | 2024-01-30 |
| 11474008 | Exhaust gas dilution device | Bangwoo Han, Chang Gyu Woo, Yong Jin Kim | 2022-10-18 |
| 10399091 | Electrostatic precipitation device for removing particles in explosive gases | Yong Jin Kim, Bangwoo Han, ChangGyu Woo | 2019-09-03 |
| 9764334 | Vehicle air purifying apparatus for simultaneously reducing harmful gas and particles | Yong Jin Kim, Bangwoo Han | 2017-09-19 |
| 9258023 | Diversity antenna apparatus of mobile terminal and implementation method thereof | — | 2016-02-09 |
| 8367302 | Method and apparatus for manufacturing semiconductor device | Jun Hyung Park | 2013-02-05 |
| 7887323 | Method and apparatus for manufacturing semiconductor device | Jun Hyung Park | 2011-02-15 |
| D507861 | Tongue flap pocket design for shoes | — | 2005-08-02 |
| D506596 | Heel pocket design for shoes | — | 2005-06-28 |
| 6586154 | Photoresist polymers and photoresist compositions containing the same | Jae-Hak Choi, Chang-Il Choi | 2003-07-01 |