Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12356851 | Organic compound and organic electroluminescent device including the same | Tae Wan Lee, Jeong Hoe Heo, Dong Hun Lee, Sun Jae Kim, Sung Hoon Kim | 2025-07-08 |
| 12167685 | Organic compounds and organic light emitting display device using the same | Inbum SONG, Sangbeom Kim, Sunghoon Kim, Sang-Hoon Hong, TaeWan Lee +3 more | 2024-12-10 |
| 12147041 | Diffraction light guide plate | Jeong-Ho Park, Sang Choll Han, Bu Gon Shin | 2024-11-19 |
| 11994690 | Diffractive light guide plate and display device comprising same | Jeong-Ho Park, Sang Choll Han, Bu Gon Shin | 2024-05-28 |
| 11991926 | Organic electroluminescent device | Inbum SONG, Seunghee Yoon, Sunghoon Kim, Tae Wan Lee, Jae Ho Jeong +1 more | 2024-05-21 |
| 11982827 | Diffraction light guide plate and display device including the same | Jeong-Ho Park, Sang Choll Han, Bu Gon Shin | 2024-05-14 |
| 11953711 | Diffractive light guide plate and display device including same | Jeong-Ho Park, Sang Choll Han, Bu Gon Shin | 2024-04-09 |
| 11906773 | Diffraction light guide plate and display device including the same | Jeong-Ho Park, Sang Choll Han, Bu Gon Shin | 2024-02-20 |
| 11844270 | Compound and organic light emitting device including the same | Heejun Park, Jeongdae Seo, Seonkeun Yoo, Soyoung Jang, Sunghoon Kim +6 more | 2023-12-12 |
| 11770925 | Semiconductor device with trench structure to reduce parasitic capacitance and leakage current | Jin A Kim, Ho-In Ryu | 2023-09-26 |
| 11744145 | Organic compound and organic electroluminescent device comprising the same | Inbum SONG, Seunghee Yoon, Heejun Park, Seonkeun Yoo, Soyoung Jang +5 more | 2023-08-29 |
| 11696497 | Organic light emitting device | Heejun Park, Seonkeun Yoo, Soyoung Jang, Jicheol Shin, Sangbeom Kim +2 more | 2023-07-04 |
| 11567247 | Plasma etching method using faraday cage | Eun Kyu Her, Jeong-Ho Park, Sang Choll Han, Bu Gon Shin | 2023-01-31 |
| 11545630 | Compound and organic electroluminescent device comprising the same | Inbum SONG, Seunghee Yoon, Sunghoon Kim, Tae Wan Lee, Dong Hun Lee +2 more | 2023-01-03 |
| 11520086 | Optical isolation element | Byung Mook Kim, Sang Choll Han | 2022-12-06 |
| 11350282 | Method and apparatus for detecting null-ciphering channels | Do-Won Kim, Bo Min Choi, Young Kwon Park, Jin Hyun Cho, Hyung Jin CHO +1 more | 2022-05-31 |
| 11252568 | Method and apparatus for rearranging traffic data | Do-Won Kim, Hyung Jin CHO, Young Kwon Park, Sung Moon Kwon | 2022-02-15 |
| 11192845 | Process for hydrogenation of phthalate compound | Ki Taeg Jung, Hyo Suk Kim, Hye-Won Lee, Jae Heum Jung | 2021-12-07 |
| 11163172 | Optical isolation device | Sang Choll Han, Jae Jin Kim | 2021-11-02 |
| 11136284 | Process for hydrogenation of phthalate compound | Hyo Suk Kim, Ki Taeg Jung, Kyoung Il Lee, Hye-Won Lee, Jae Heum Jung | 2021-10-05 |
| 11086052 | Optical isolation element | Sang Choll Han, Byung Mook Kim | 2021-08-10 |
| 10996384 | Optical isolation element | Sang Choll Han | 2021-05-04 |
| 10989854 | Polarization conversion element and optical isolation device | Sang Choll Han, Min Soo Song | 2021-04-27 |
| 10945117 | Method and apparatus for detecting diameter protocol IDR message spoofing attack in mobile communication network | Young Kwon Park, Bo Min Choi, Eun Hye KO, Tae-Eun Kim, Jin Hyun Cho +3 more | 2021-03-09 |
| 9674614 | Speaker unit | Ho Jin Yoon, Min Jung Kim, Tae-myun Kim, Won-youl Bae | 2017-06-06 |