Issued Patents All Time
Showing 1–25 of 65 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12402531 | Multi-component host material and organic electroluminescent device comprising the same | Hee-Choon Ahn, Young Kwang Kim, Doo-Hyeon Moon, Su-Hyun LEE, Seon-Woo Lee +6 more | 2025-08-26 |
| 12253703 | Reddening-resistant layer | Jin Seok Byun, Yeong Rae Chang, Na Young Shin, Kyun Il Rah | 2025-03-18 |
| 12034392 | Apparatus and method for driving motor | Yong Jae Lee, Kang Ho Jeong, Young Seul Lim, Jung Ik Ha | 2024-07-09 |
| 11917907 | Organic electroluminescent device | Kyoung-Jin Park, Tae Jin LEE, Yoo-Jin DOH, Hee-Choon Ahn, Young Kwang Kim +5 more | 2024-02-27 |
| 11863095 | Motor driving device and method | Kang Ho Jeong, Sang Cheol Shin, Yong Jae Lee, Jung Ik Ha, Hyeon Choi | 2024-01-02 |
| 11751476 | Electron buffering material and organic electroluminescent device comprising the same | Sang-Hee CHO, Jeong-Hwan JEON, Hong-Yeop Na, Ji-Song JUN, Kyung-Hoon Choi +2 more | 2023-09-05 |
| 11312874 | Antireflection film | Boo Kyung Kim, Yeong Rae Chang, Jin Young Park, Jae Pil Koo | 2022-04-26 |
| 11130747 | Plurality of host materials and an organic electroluminescence device comprising the same | Kyoung-Jin Park, Yoo-Jin DOH, Bitnari Kim | 2021-09-28 |
| 11112599 | Antireflection film having hard coating layer and display device including the same | Jung Hyun Seo, Yeong Rae Chang, Jin Young Park, Jae Pil Koo, Boo Kyung Kim | 2021-09-07 |
| 10818846 | Electron transport material and organic electroluminescent device comprising the same | Chi-Sik Kim, Jeong-Eun Yang, Young Jun Cho, Kyung-Hoon Choi, Sang-Hee CHO +1 more | 2020-10-27 |
| 10711142 | Antireflection film and display device | Jung Hyun Seo, Boo Kyung Kim, Yeong Rae Chang, Jin Young Park, Jae Pil Koo | 2020-07-14 |
| 10690810 | Antireflection film and display device having hard coating layer with specified surface roughness and internal haze | Yeong Rae Chang, Jung Hyun Seo, Jin Young Park, Soo Kyoung Lee, Jae Pil Koo +5 more | 2020-06-23 |
| 10324243 | High brightness polarizing plate and liquid crystal display device including the same | Kyung Ki Hong, Jae-Ho Jung, Jun-Wuk Park, Byung Min Lee, Je-Hyuk Yoo | 2019-06-18 |
| 10294387 | Hard coating film | Joon Koo Kang, Yeong Rae Chang, Sung-Don Hong, Seung Jung Lee | 2019-05-21 |
| 10069086 | Plurality of host materials and an organic electroluminescence device comprising the same | Bitnari Kim, Nam-Kyun Kim, Hong-Yeop Na, Tae Jin LEE, Kyung-Hoon Choi +9 more | 2018-09-04 |
| 9926461 | Hard coating film | Joon Koo Kang, Yeong Rae Chang, Sung-Don Hong, Seung Jung Lee | 2018-03-27 |
| 9896596 | Plastic film | Soon-Hwa Jung, Boo Kyung Kim, Seok Hoon Jang, Joon Koo Kang, Seung Jung Lee +2 more | 2018-02-20 |
| 9896597 | Method of preparing hard coating film | Joon Koo Kang, Yeong Rae Chang, Sung-Don Hong, Seung Jung Lee | 2018-02-20 |
| 9884977 | Hard coating composition | Joon Koo Kang, Yeong Rae Chang, Sung-Don Hong, Seung Jung Lee | 2018-02-06 |
| 9738809 | Coating layer for anti-glare film and anti-glare film comprising the same | Joon Koo Kang, Jae Pil Koo, Yeong Rae Chang | 2017-08-22 |
| 9403991 | Hard coating composition | Joon Koo Kang, Yeong Rae Chang, Sung-Don Hong, Seung Jung Lee | 2016-08-02 |
| 9239491 | Optical element | Sin Young Kim, Ki Uk Lim, Yeong Rae Chang, Moon Soo Park, Soo Kyoung Lee +2 more | 2016-01-19 |
| 8940805 | Anti-glare coating composition having improved anti-fingerprint function and anti-glare film prepared therefrom | Seung Jung Lee, Yeong Rae Chang, Jae Pil Koo | 2015-01-27 |
| 8761231 | Frequency modulating apparatus and transmitting apparatus including the same, and frequency demodulating apparatus and receiving apparatus including the same | Hyung-Il Park, In Gi Lim, Tae-Wook Kang, Sung Weon Kang, Kyung Soo Kim +7 more | 2014-06-24 |
| 8758869 | Optical element | Sin Young Kim, Ki Uk Lim, Yeong Rae Chang, Moon Soo Park, Soo Kyoung Lee +2 more | 2014-06-24 |