Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11767778 | Urea solution mixing chamber for diesel vehicle | Jae Yeol Yun, In Kyun Na, Gyu Hwa Jeong | 2023-09-26 |
| 10794254 | Urea injection control method in exhaust aftertreatment system | — | 2020-10-06 |
| 8430656 | 2 stage rotary compressor | Sang-Myung Byun, Seung-Jun Lee, Yun Hi Lee | 2013-04-30 |
| 8342825 | 2 stage rotary compressor | Sang-Myung Byun, Seung-Jun Lee, Yun Hi Lee | 2013-01-01 |
| 8272847 | Reciprocating compressor | Yun Hi Lee, Sang-Joon Eum, Seoung-Min Kang, Bum-Dong Sa | 2012-09-25 |