Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11905354 | Method of preparing acrylonitrile-based copolymer for carbon fiber | Jong Gil Kim, Chang Hun Kim, Hyun Min Kim, Joon-Hee Cho, Hyo Yong KIM | 2024-02-20 |
| 11813552 | Dispersing apparatus and defoaming apparatus comprising same | Jung Kee Jang, Joon-Hee Cho, Ye Hoon Im, Young Soo Song | 2023-11-14 |
| 11535957 | Method for producing polyacrylonitrile-based fiber and polyacrylonitrile-based copolymer used therein | Jeong Kyu Lee, Chang Hun Kim, In Young Song, Jong Soo DO, Sung Joon Oh +1 more | 2022-12-27 |
| 11427659 | Method of preparing acrylonitrile-based polymer for producing carbon fiber | Chang Hun Kim, Hyun Min Kim, Joon-Hee Cho | 2022-08-30 |
| 11367666 | Clip, lead frame, and substrate used in semiconductor package having engraved pattern formed thereon and the semiconductor package comprising the same | Yun Hwa CHOI, Soon Seong Choi | 2022-06-21 |
| 11286580 | Method for producing acrylonitrile-based fiber | Sang Jin Kim, Chang Hong Bak, Hye Jin Han, Ki Yeon Jo, Joon-Hee Cho | 2022-03-29 |
| 11046792 | Method of preparing (meth)acrylonitrile-based polymer for preparing carbon fiber | Young Soo Song, Hyun Min Kim, Chang Hun Kim, Hyo Yong KIM, Joon-Hee Cho | 2021-06-29 |
| 10896889 | Multilayer clip structure attached to a chip | Yun Hwa CHOI, Young Hun Kim, Tae Heon Lee | 2021-01-19 |
| 10855009 | Press-fit pin, semiconductor package having the same and method for manufacturing the press-fit pin | Yun Hwa CHOI, Soon Seong Choi | 2020-12-01 |
| 10541197 | Press-fit pin and semiconductor package including the same | Yun Hwa CHOI, Soon Seong Choi | 2020-01-21 |
| 8172755 | Fractional delay filter-based beamformer apparatus using post filtering | Tai-Kyong Song, Jae Hee SONG | 2012-05-08 |