Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12428407 | Organic electroluminescent compound and organic electroluminescent device including the same | Se-Jin Lee, Si-In KIM, Seok-Bae Park, Yeong-Tae CHOI, Seung-Soo Lee +6 more | 2025-09-30 |
| 12396098 | Optical communication module | Hyun-Sik Lee | 2025-08-19 |
| 12326602 | Optical connector supporting bidirectional communication | — | 2025-06-10 |
| 12114562 | Compound for organic light-emitting diode and long lifespan organic light-emitting diode comprising same | Soon-Wook Cha, Yoona Shin, Jung-Ho Yoo, Sung Woo Kim, Jiwon Lee +4 more | 2024-10-08 |
| 11683980 | Condensed fluorene derivative comprising heterocyclic ring | Soon-Wook Cha, Ju-man Song, Yu-rim LEE, Sang Woo Park, Seok-Bae Park | 2023-06-20 |
| 11672172 | Heterocyclic compound comprising aromatic amine group and organic light-emitting diode including the same | Soon-Wook Cha, Seok-Bae Park, Yu-rim LEE, Sang Woo Park, Ju-man Song | 2023-06-06 |
| 11482676 | Light emitting diode including boron compound | Sung-Hoon JOO, Ji Hwan Kim, Byung-sun YANG, Hyeon-jun JO, Sungeun Choi +11 more | 2022-10-25 |
| 11422309 | Optical connector | — | 2022-08-23 |
| 11258228 | Optical communication module | Jeong Beom YOON | 2022-02-22 |
| 11150422 | Optical connector | Il Ku Kim | 2021-10-19 |
| 10947449 | Organic light-emitting diode with high efficiency and long lifetime | Seok-Bae Park, Yoona Shin, Yu-rim LEE, Sang Woo Park, Soon-Wook Cha | 2021-03-16 |
| 10693084 | Compound for organic light-emitting device and organic light-emitting device including same | Seok-Bae Park, Yoona Shin, Sang Woo Park, Soon-Wook Cha, Young Hwan Park +2 more | 2020-06-23 |
| 10562876 | Organic compounds for organic light-emitting diode and organic light-emitting diode including the same | Soon-Wook Cha, Seok-Bae Park, Sang Woo Park, Yoona Shin | 2020-02-18 |
| 10468603 | Organic light-emitting diode having low driving voltage and long lifespan | Soon-Wook Cha, Seok-Bae Park, Sang Woo Park, Yoona Shin | 2019-11-05 |
| 10393973 | Optical connector | Su Hyun Pyun | 2019-08-27 |
| 10014479 | Organic light-emitting diode with high efficiency and long lifetime | Seok-Bae Park, Yoona Shin, Sang Woo Park, Soon-Wook Cha | 2018-07-03 |
| 9991449 | Anthracene derivatives for organic light-emitting diode and organic light-emitting diode including the same | Soon-Wook Cha, Sang Woo Park, Seok-Bae Park, Yoona Shin | 2018-06-05 |
| 9435970 | Optical connector | Hyun-Sik Lee | 2016-09-06 |
| 8600236 | Optical communication module for optical wavelength division multiplexing | Hyun Ee Shin, Won-Seok Jung, Ii Kim, Hyun-kuk Shin | 2013-12-03 |
| 7851300 | Method of fabricating a trench gate MOSFET for maximizing breakdown voltage | — | 2010-12-14 |
| 7638422 | Method of manufacturing metal insulating layer in semiconductor device | — | 2009-12-29 |
| 7413972 | Method of forming a metal interconnection line in a semiconductor device using an FSG layer | — | 2008-08-19 |