Kweon; Oh Jin
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kweon; Oh Jin.The latest application filed is for "projection display device for projecting an input unit image".
- Kweon; Oh Jin - Seoul KR
| Patent | Date |
|---|---|
| Projection display device for projecting an input unit image Grant 8,950,870 - Kang , et al. February 10, 2 | 2015-02-10 |
| Projection Display Device For Projecting An Input Unit Image App 20140146292 - KANG; Ho Joong ; et al. | 2014-05-29 |
| Projection display device having a light combining unit Grant 8,633,892 - Kang , et al. January 21, 2 | 2014-01-21 |
| Projection Display Device App 20100302511 - Kang; Ho Joong ; et al. | 2010-12-02 |
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