Choi; Yoon Sung
Patent Applications and Registrations
Patent applications and USPTO patent grants for Choi; Yoon Sung.The latest application filed is for "urea injection control method in exhaust aftertreatment system".
- Choi; Yoon Sung - Hwaseong-si KR
- Choi; Yoon-Sung - Seoul KR
- Choi; Yoon-Sung - Gyeongsangnam-Do KR
| Patent | Date |
|---|---|
| Urea injection control method in exhaust aftertreatment system Grant 10,794,254 - Choi October 6, 2 | 2020-10-06 |
| Urea Injection Control Method In Exhaust Aftertreatment System App 20200040785 - CHOI; Yoon Sung | 2020-02-06 |
| 2 stage rotary compressor Grant 8,430,656 - Byun , et al. April 30, 2 | 2013-04-30 |
| 2 stage rotary compressor Grant 8,342,825 - Byun , et al. January 1, 2 | 2013-01-01 |
| Reciprocating compressor Grant 8,272,847 - Lee , et al. September 25, 2 | 2012-09-25 |
| Reciprocating Compressor App 20100322790 - Lee; Yun-Hi ; et al. | 2010-12-23 |
| 2 Stage Rotary Compressor App 20100278674 - Byun; Sang-Myung ; et al. | 2010-11-04 |
| 2 Stage Rotary Compressor App 20100189584 - Byun; Sang-Myung ; et al. | 2010-07-29 |
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