Yu; Jeong Gi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Yu; Jeong Gi.The latest application filed is for "bell mouth, air supply assembly including the bell mouth, and air supply control system using the bell mouth".
- Yu; Jeong Gi - Seoul KR
- Yu; Jeong Gi - Gwangmyeong-si KR
| Patent | Date |
|---|---|
| Bell mouth, air supply assembly including the bell mouth, and air supply control system using the bell mouth Grant 11,408,641 - Park , et al. August 9, 2 | 2022-08-09 |
| Bell Mouth, Air Supply Assembly Including The Bell Mouth, And Air Supply Control System Using The Bell Mouth App 20210071911 - PARK; Jun Kyu ; et al. | 2021-03-11 |
| Condensing combustion apparatus Grant 10,823,455 - Park , et al. November 3, 2 | 2020-11-03 |
| Dual venturi for combustion apparatus Grant 10,393,370 - Yu A | 2019-08-27 |
| Condensing Combustion Apparatus App 20180363948 - PARK; Jun Kyu ; et al. | 2018-12-20 |
| Dual venturi for water heater Grant 9,709,264 - Yu July 18, 2 | 2017-07-18 |
| Dual venturi for water heater Grant 9,644,839 - Yu May 9, 2 | 2017-05-09 |
| Dual Venturi For Water Heater App 20150064636 - Yu; Jeong Gi | 2015-03-05 |
| Dual Venturi For Water Heater App 20150064637 - Yu; Jeong Gi | 2015-03-05 |
| Dual Venturi For Combustion Apparatus App 20150056564 - Yu; Jeong Gi | 2015-02-26 |
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