Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12389789 | Organic light emitting device | Minho Hwang, Jiyoung Lee, Seog Jae Seo, Kwanghyun Kim, Jaesoon Bae +3 more | 2025-08-12 |
| 11845824 | Same novel polymer and organic light emitting device comprising the same | Minho Hwang, Jaechol Lee | 2023-12-19 |
| 11816091 | Method and apparatus for tracking digital content transfer | Hyun Min Park | 2023-11-14 |
| 11765921 | Ionic compound, and coating composition and organic light-emitting device comprising same | Seog Jae Seo, Jaesoon Bae, Jaechol Lee, Min Ho Hwang, Jiyeon Shin +1 more | 2023-09-19 |
| 11737300 | Coating composition and organic light-emitting device | Jaesoon Bae, Seog Jae Seo, Jaechol Lee, Jiyeon Shin, Leehyeon Baek | 2023-08-22 |
| 11702550 | Coating composition, organic light-emitting diode using same, and method for preparing same | Sungkyoung Kang, Hyeonah Shin, Kwanghyun Kim, Youngju Park, Hwakyung Kim +4 more | 2023-07-18 |
| 11665128 | Method and apparatus for sharing user event between chatbots | Hyun Min Park | 2023-05-30 |
| 11521250 | Method and apparatus for providing digital product using user account synchronization | Hyun Min Park | 2022-12-06 |
| 11336612 | Method and apparatus for sharing user event between chatbots | Hyun Min Park | 2022-05-17 |
| 11228011 | Ionic compound, coating composition comprising same, and organic light-emitting diode | Jaesoon Bae, Seog Jae Seo, Jaechol Lee, Jiyeon Shin, Leehyeon Baek | 2022-01-18 |
| 11165037 | Organic light-emitting diode | Jaesoon Bae, Seog Jae Seo, Jaechol Lee, Jiyeon Shin, Leehyeon Baek | 2021-11-02 |
| 11094887 | Fluorene-based compound, organic light-emitting device using same and method for preparing same | Sungkyoung Kang, Jaesoon Bae, Jaechol Lee, Seokhee Yoon, Donggu Lee +1 more | 2021-08-17 |
| 11069859 | Fluorene-based compound, organic light-emitting device using same and method for preparing same | Sungkyoung Kang, Jaesoon Bae, Jaechol Lee, Seokhee Yoon, Donggu Lee +1 more | 2021-07-20 |
| D844368 | Electric rice cooker | Young-Joon Choi, Tae Hyun Kim | 2019-04-02 |
| D836380 | Electric rice cooker | Young-Joon Choi, Tae Hyun Kim | 2018-12-25 |
| D818759 | Electric rice cooker and warmer | Hun Jung Choi, Young-Joon Choi | 2018-05-29 |
| D803614 | Electric rice cooker and warmer | Hun Jung Choi, Young-Joon Choi | 2017-11-28 |
| 5210588 | Fingerprint identification apparatus for enhancing identification performance by forming an illumination source and a light conducting panel in a single body | — | 1993-05-11 |
| 5187748 | Optical apparatus for fingerprint identification system | — | 1993-02-16 |