Yoon; Hwan Jin
Patent Applications and Registrations
Patent applications and USPTO patent grants for Yoon; Hwan Jin.The latest application filed is for "electrophotographic image forming apparatus having improved vibration handling".
- Yoon; Hwan Jin - Suwon-si KR
| Patent | Date |
|---|---|
| Image forming apparatus provided with a developing unit storage portion and a developing unit mounting portion Grant 9,880,516 - Yoon , et al. January 30, 2 | 2018-01-30 |
| Electrophotographic image forming apparatus having improved vibration handling Grant 9,291,987 - Choi , et al. March 22, 2 | 2016-03-22 |
| Image forming apparatus including a fan-motor unit to prevent contamination of a charging unit Grant 9,081,362 - Yoon , et al. July 14, 2 | 2015-07-14 |
| Image forming apparatus with improved heat transmission Grant 9,042,765 - Kang , et al. May 26, 2 | 2015-05-26 |
| Electrophotographic Image Forming Apparatus Having Improved Vibration Handling App 20150055973 - CHOI; Jung-hoon ; et al. | 2015-02-26 |
| Image Forming Apparatus App 20140199095 - YOON; Hwan Jin ; et al. | 2014-07-17 |
| Image Forming Apparatus App 20130183060 - KANG; Il Kwon ; et al. | 2013-07-18 |
| Image Forming Apparatus App 20130164021 - YOON; Hwan Jin ; et al. | 2013-06-27 |
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