Cho; Dong Jin
Patent Applications and Registrations
Patent applications and USPTO patent grants for Cho; Dong Jin.The latest application filed is for "cyclone dust collector, vacuum cleaner having the cyclone dust collector, and handy-stick type vacuum cleaner having the cyclone".
- Cho; Dong Jin - Suwon-si KR
- Cho; Dong-jin - Gyeonggi-do KR
- Cho; Dong Jin - Hwaseong-si KR
- Cho; Dong-Jin - Seoul N/A KR
- Cho; Dong-Jin - Songpa-gu KR
- Cho; Dong Jin - Ulsan KR
| Patent | Date |
|---|---|
| Cleaner Grant 11,191,406 - Cho , et al. December 7, 2 | 2021-12-07 |
| Cyclone dust collector and vacuum cleaner having the same Grant 10,813,512 - Cho , et al. October 27, 2 | 2020-10-27 |
| Cleaner and dust separating device applying the same Grant 10,779,696 - Cho Sept | 2020-09-22 |
| Cyclone Dust Collector, Vacuum Cleaner Having The Cyclone Dust Collector, And Handy-stick Type Vacuum Cleaner Having The Cyclone App 20200245834 - Kind Code | 2020-08-06 |
| Cyclone dust collector and vacuum cleaning device Grant 10,729,298 - Cho | 2020-08-04 |
| Cyclone dust collector and vacuum cleaner having the same Grant 10,537,220 - Cho , et al. Ja | 2020-01-21 |
| Cleaner and dust separating device applying the same Grant 10,512,379 - Cho Dec | 2019-12-24 |
| Cleaner App 20190167058 - CHO; Dong Jin ; et al. | 2019-06-06 |
| Cleaner And Dust Separating Device Applying The Same App 20190038097 - Cho; Dong Jin | 2019-02-07 |
| Cyclone Dust Collector And Vacuum Cleaning Device App 20180242803 - Cho; Dong Jin | 2018-08-30 |
| Cleaner And Dust Separating Device Applying The Same App 20180213989 - Cho; Dong Jin | 2018-08-02 |
| Cleaner Grant 10,028,630 - Cho July 24, 2 | 2018-07-24 |
| Cyclone Dust Collector And Vacuum Cleaner Having The Same App 20180160871 - CHO; Dong Jin ; et al. | 2018-06-14 |
| Cyclone dust collector and vacuum cleaning device having the same Grant 9,980,619 - Cho May 29, 2 | 2018-05-29 |
| Cleaner App 20170209013 - CHO; Dong Jin | 2017-07-27 |
| Cyclone Dust Collector And Vacuum Cleaner Having The Same App 20170188769 - Cho; Dong-jin ; et al. | 2017-07-06 |
| Boat having buoyancy unit Grant 9,567,046 - Cho February 14, 2 | 2017-02-14 |
| High speed solenoid Grant 9,472,330 - Shin , et al. October 18, 2 | 2016-10-18 |
| Magnetic contactor Grant 9,466,412 - Cho , et al. October 11, 2 | 2016-10-11 |
| Cyclone Dust Collector And Vacuum Cleaning Device Having The Same App 20160278592 - CHO; Dong Jin | 2016-09-29 |
| Cleaner App 20160106282 - Cho; Dong Jin | 2016-04-21 |
| Magnetic Contactor App 20150380142 - Cho; Dong Jin ; et al. | 2015-12-31 |
| Boat Having Buoyancy Unit App 20150144045 - Cho; Dong-Jin | 2015-05-28 |
| High Speed Solenoid App 20150102878 - Shin; Dong Kyu ; et al. | 2015-04-16 |
| Non-radiative dielectric waveguide mixer using a ring hybrid coupler Grant 6,871,056 - Cho , et al. March 22, 2 | 2005-03-22 |
| Non-radiative dielectric waveguide mixer using a ring hybrid coupler App 20020132601 - Cho, Dong Jin ; et al. | 2002-09-19 |
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