Choi; Kwanhee
Patent Applications and Registrations
Patent applications and USPTO patent grants for Choi; Kwanhee.The latest application filed is for "engine system".
- Choi; Kwanhee - Seoul KR
- CHOI; Kwanhee - Whasung-Si KR
| Patent | Date |
|---|---|
| Engine system Grant 11,359,585 - Han , et al. June 14, 2 | 2022-06-14 |
| Engine System App 20210071624 - HAN; Dong Hee ; et al. | 2021-03-11 |
| Engine system Grant 10,883,453 - Han , et al. January 5, 2 | 2021-01-05 |
| Engine exhaust catalyst heating system Grant 10,458,300 - Lee , et al. Oc | 2019-10-29 |
| Engine System App 20190128219 - Han; Dong Hee ; et al. | 2019-05-02 |
| Engine system Grant 10,273,908 - Lee , et al. | 2019-04-30 |
| Engine System App 20180058289 - LEE; Hyungbok ; et al. | 2018-03-01 |
| Control apparatus of engine having turbocharger and method thereof Grant 9,903,317 - Han , et al. February 27, 2 | 2018-02-27 |
| Method for controlling exhaust gas recirculation system for engine Grant 9,890,749 - Han , et al. February 13, 2 | 2018-02-13 |
| Engine System App 20180030934 - LEE; Joowon ; et al. | 2018-02-01 |
| Apparatus And Method For Controlling Engine Having Variable Valve Actuator App 20170350325 - HAN; Dong Hee ; et al. | 2017-12-07 |
| Engine having low pressure EGR system and control method thereof Grant 9,726,090 - Kim , et al. August 8, 2 | 2017-08-08 |
| Control apparatus for engine having turbocharger and method thereof Grant 9,599,044 - Han , et al. March 21, 2 | 2017-03-21 |
| Engine Having Low Pressure Egr System And Control Method Thereof App 20160326972 - KIM; Seung Hwan ; et al. | 2016-11-10 |
| Method For Controlling Exhaust Gas Recirculation System For Engine App 20160153378 - HAN; Dong Hee ; et al. | 2016-06-02 |
| Engine System Having Turbocharger App 20160153337 - PARK; Jong Il ; et al. | 2016-06-02 |
| Control Apparatus For Engine Having Turbocharger And Method Thereof App 20150184603 - Han; Dong Hee ; et al. | 2015-07-02 |
| Control Apparatus Of Engine Having Turbocharger And Method Thereof App 20150176535 - Han; Dong Hee ; et al. | 2015-06-25 |
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