Issued Patents All Time
Showing 25 most recent of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12428429 | Amine compound and organic light-emitting diode including same | Sang Woo Park, Yoona Shin, Jung-Ho Yoo, Ji Hwan Kim, Sung Woo Kim | 2025-09-30 |
| 12284914 | Organic light-emitting compound and organic light-emitting diode comprising same | Yoona Shin, Jea-Geon Lim, Sang Woo Park, Ji Hwan Kim, Jung-Ho Yoo +1 more | 2025-04-22 |
| 12114562 | Compound for organic light-emitting diode and long lifespan organic light-emitting diode comprising same | Yoona Shin, Jung-Ho Yoo, Sung Woo Kim, Jiwon Lee, Seok-Bae Park +4 more | 2024-10-08 |
| 12010915 | Organic light-emitting diode having long lifespan, low voltage, and high efficiency property | Sang Woo Park, Jung-Ho Yoo, Ji Hwan Kim, Sung Woo Kim, Hyeon-jun JO +1 more | 2024-06-11 |
| 11723265 | Organic light emitting diode with high efficiency | Young Hwan Park, Yoona Shin, Sungeun Choi | 2023-08-08 |
| 11683980 | Condensed fluorene derivative comprising heterocyclic ring | Ju-man Song, Yu-rim LEE, Sang Woo Park, Hee-Dae Kim, Seok-Bae Park | 2023-06-20 |
| 11672172 | Heterocyclic compound comprising aromatic amine group and organic light-emitting diode including the same | Seok-Bae Park, Hee-Dae Kim, Yu-rim LEE, Sang Woo Park, Ju-man Song | 2023-06-06 |
| 11563181 | Amine compounds for organic light-emitting diode and organic light-emitting diode including the same | Yoona Shin, Jea-Geon Lim, Sang Woo Park, Ji-Hwam Kim, Jung-Ho Yoo +1 more | 2023-01-24 |
| 11532792 | Organic light emitting diode having high efficiency | Sang Woo Park, Jung-Ho Yoo, Yoona Shin, Yu-rim LEE, Sung Woo Kim +1 more | 2022-12-20 |
| 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 |
| 11279693 | Organic heterocyclic compound and light-emitting diode comprising same | Jung-Ho Yoo, Ji Hwan Kim, Sang Woo Park, Yoona Shin, Jea-Geon Lim | 2022-03-22 |
| 11158811 | Organic electroluminescent device | Shuichi Hayashi, Naoaki Kabasawa, Daizou Kanda, Shunji Mochizuki, Sang Woo Park +2 more | 2021-10-26 |
| 11133472 | Organic light-emitting diode having long lifespan, low voltage, and high efficiency property | Sang Woo Park, Jung-Ho Yoo, Ji Hwan Kim, Sung Woo Kim, Hyeon-jun JO +1 more | 2021-09-28 |
| 10998505 | Organic light emitting diode for high efficiency | Young Hwan Park, Seo-Yeon Yoon, So Young Shim | 2021-05-04 |
| 10947449 | Organic light-emitting diode with high efficiency and long lifetime | Hee-Dae Kim, Seok-Bae Park, Yoona Shin, Yu-rim LEE, Sang Woo Park | 2021-03-16 |
| 10950802 | Organic light-emitting diode with high efficiency | Young Hwan Park, Seo-Yeon Yoon, Sung Keun Choi, Si-In KIM | 2021-03-16 |
| 10892420 | Organic electroluminescent device | Shuichi Hayashi, Naoaki Kabasawa, Sang Woo Park, Ju-man Song, Kyung-seok Jeon | 2021-01-12 |
| 10797259 | Organic light-emitting diode with high efficiency | Sang Woo Park, Jung-Ho Yoo, Ji Hwan Kim, Sung Woo Kim, Hyeon-jun JO | 2020-10-06 |
| 10693078 | Organic electroluminescent device | Shuichi Hayashi, Daizou Kanda, Sang Woo Park, Ju-man Song, Kyung-seok Jeon | 2020-06-23 |
| 10693084 | Compound for organic light-emitting device and organic light-emitting device including same | Seok-Bae Park, Hee-Dae Kim, Yoona Shin, Sang Woo Park, Young Hwan Park +2 more | 2020-06-23 |
| 10566540 | Organic electroluminescent device | Shuichi Hayashi, Hideyoshi Kitahara, Takeshi Yamamoto, Daizou Kanda, Naoaki Kabasawa +3 more | 2020-02-18 |
| 10562876 | Organic compounds for organic light-emitting diode and organic light-emitting diode including the same | Seok-Bae Park, Sang Woo Park, Yoona Shin, Hee-Dae Kim | 2020-02-18 |
| 10497876 | Organic electroluminescent device | Norimasa Yokoyama, Shuichi Hayashi, Takeshi Yamamoto, Naoaki Kabasawa, Daizou Kanda +4 more | 2019-12-03 |
| 10468603 | Organic light-emitting diode having low driving voltage and long lifespan | Seok-Bae Park, Sang Woo Park, Yoona Shin, Hee-Dae Kim | 2019-11-05 |
| 10014479 | Organic light-emitting diode with high efficiency and long lifetime | Hee-Dae Kim, Seok-Bae Park, Yoona Shin, Sang Woo Park | 2018-07-03 |