LEE; Duck-Ho
Patent Applications and Registrations
Patent applications and USPTO patent grants for LEE; Duck-Ho.The latest application filed is for "heat exchanger".
- LEE; Duck-Ho - Daejeon KR
- Lee; Duck-Ho - Daejeon-si KR
| Patent | Date |
|---|---|
| Heat Exchanger App 20210270547 - LEE; Duck-Ho | 2021-09-02 |
| Evaporator Grant 10,760,837 - Lee Sep | 2020-09-01 |
| Cold-storage heat exchanger Grant 10,220,673 - Lim , et al. | 2019-03-05 |
| Evaporator App 20180283748 - LEE; Duck-Ho | 2018-10-04 |
| Evaporator Grant 9,919,584 - Lee March 20, 2 | 2018-03-20 |
| Evaporator App 20170158027 - Lee; Duck-Ho | 2017-06-08 |
| Cold-storage Heat Exchanger App 20170096043 - LIM; Hong-Young ; et al. | 2017-04-06 |
| Cold-storage heat exchanger Grant 9,555,687 - Lim , et al. January 31, 2 | 2017-01-31 |
| Evaporator Grant 9,200,822 - Jeon , et al. December 1, 2 | 2015-12-01 |
| Cold Storage Heat Exchanger App 20150007971 - Lee; Duck-Ho ; et al. | 2015-01-08 |
| Cold-storage Heat Exchanger App 20140069136 - Lim; Hong-Young ; et al. | 2014-03-13 |
| Evaporator App 20130312453 - Jeon; Young-Ha ; et al. | 2013-11-28 |
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