Choi; Woon Kyung
Patent Applications and Registrations
Patent applications and USPTO patent grants for Choi; Woon Kyung.The latest application filed is for "ultraviolet light emitting device".
- Choi; Woon Kyung - Seoul KR
| Patent | Date |
|---|---|
| Ultraviolet light emitting device Grant 9,786,814 - Hong , et al. October 10, 2 | 2017-10-10 |
| Light emitting device, light emitting device package Grant 9,276,175 - Park , et al. March 1, 2 | 2016-03-01 |
| Ultraviolet light emitting device Grant 9,240,533 - Lee , et al. January 19, 2 | 2016-01-19 |
| Ultraviolet Light Emitting Device App 20150214448 - LEE; Kwang Chil ; et al. | 2015-07-30 |
| Ultraviolet light emitting device Grant 9,029,895 - Lee , et al. May 12, 2 | 2015-05-12 |
| Light emitting device Grant 8,969,897 - Choi March 3, 2 | 2015-03-03 |
| Light emitting device package and lighting system Grant 8,759,841 - Hwang , et al. June 24, 2 | 2014-06-24 |
| Light emitting device, light emitting device package and lighting system Grant 8,742,447 - Kim , et al. June 3, 2 | 2014-06-03 |
| Light emitting device and light unit Grant 8,742,445 - Choi June 3, 2 | 2014-06-03 |
| Light emitting device and light emitting device package Grant 8,710,535 - Jo , et al. April 29, 2 | 2014-04-29 |
| Ultraviolet Light Emitting Device App 20140084317 - LEE; Kwang chil ; et al. | 2014-03-27 |
| Light emitting device and light emitting device package Grant 8,604,500 - Choi , et al. December 10, 2 | 2013-12-10 |
| Light Emitting Device And Light Emitting Device Package App 20130228813 - JO; Kyoung Woo ; et al. | 2013-09-05 |
| Ultraviolet Light Emitting Device App 20130146920 - HONG; Yee Rang ; et al. | 2013-06-13 |
| Light Emitting Device App 20130113007 - CHOI; Woon Kyung | 2013-05-09 |
| Light emitting device, light emitting device package, and lighting system Grant 8,431,945 - Choi , et al. April 30, 2 | 2013-04-30 |
| Light emitting device and light emitting device package Grant 8,421,110 - Jo , et al. April 16, 2 | 2013-04-16 |
| Light Emitting Device And Light Unit App 20130049056 - CHOI; Woon Kyung | 2013-02-28 |
| Light emitting device and light unit Grant 8,319,251 - Choi November 27, 2 | 2012-11-27 |
| Light Emitting Device And Ligth Emitting Device Package App 20120086036 - Jo; Kyoung Woo ; et al. | 2012-04-12 |
| Light Emitting Device And Light Unit App 20120001221 - CHOI; Woon Kyung | 2012-01-05 |
| Light Emitting Device, Light Emitting Device Package, And Lighting System App 20110260188 - Choi; Hyun Min ; et al. | 2011-10-27 |
| Light Emitting Device And Light Emitting Device Package App 20110227111 - CHOI; Hyun Min ; et al. | 2011-09-22 |
| Light Emitting Device, Light Emitting Device Package And Lighting System App 20110227110 - KIM; Sun Kyung ; et al. | 2011-09-22 |
| Light Emitting Device Package And Lighting System App 20110198644 - HWANG; Sung Min ; et al. | 2011-08-18 |
| Light Emitting Device, Light Emitting Device Package App 20110156073 - Park; Hyung Jo ; et al. | 2011-06-30 |
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