Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12430906 | Linking different variations of multi-feature and multi-modal information to a unique object in a dataspace, using attention-basesd fused embeddings and RDBMS, identifying a unique entity from partial or incomplete image query data, and displaying location and acquisition time using artificial intelligence | — | 2025-09-30 |
| 11849720 | Anti-freezing composition comprising gold nanoparticle with peptide | Seungwoo Lee, Dong June Ahn, Jae Won Lee, Sang Yup Lee | 2023-12-26 |
| 10768302 | Positioning system using invisible light, sound and radio frequency signals | — | 2020-09-08 |
| D835660 | Display screen with graphical user interface | — | 2018-12-11 |
| 9625567 | Positioning system using sound waves | — | 2017-04-18 |
| 9482618 | Single nanoparticle having a nanogap between a core material and a shell material, and preparation method thereof | Yung Doug Suh, Jwa-Min Nam, Ki Seok Jeon | 2016-11-01 |
| 8436188 | Method for the separation of S-(−)-amlodipine from racemic amlodipine | Seog Beom Song, Il Hwan Cho, Yong Sik Youn | 2013-05-07 |
| 8362263 | Crystalline S-(−)-amlodipine adipic acid salt anhydrous and preparation method thereof | Il Hwan Cho, Yong Sik Youn, Seog Beom Song | 2013-01-29 |
| 7432398 | Inorganic acid salts of sibutramine | Eun Young Yang, Jae Kyoung Ko, Kwang Do Choi, Yong Sik Youn, Hea Ran Suh +1 more | 2008-10-07 |
| 7429679 | Sulphonic acid salt of sibutramine | Eun Young Yang, Jae Kyoung Ko, Kwang Do Choi, Yong Sik Youn, Hea Ran Suh +1 more | 2008-09-30 |
| 7393977 | Dicarboxylic acid salt of sibutramine | Kwang Do Choi, Yong Sik Youn, Hea Ran Suh, Eun Young Yang, Jae Kyoung Ko +1 more | 2008-07-01 |
| 7329780 | Method of preparing optically pure phenethylamine derivatives | Seong Hwan Cho, Kwang Hyeg Lee, Yong Sik Youn, Choong Sil Park | 2008-02-12 |
| 7015238 | Crystalline organic acid salt of amlodipine | Hyuk Koo Lee, Hea Ran Suh, Seong Hwan Cho, Kwang Hyeg Lee, Yun Cheul Kim +12 more | 2006-03-21 |
| 6903124 | Organic acid salt of amlodipine | Seong Hwan Cho, Yong Sik Youn, Yun Taek Jung, Choong Sil Park, Hyuk Koo Lee +11 more | 2005-06-07 |
| 6890944 | Organic acid salt of amlodipine | Seong Hwan Cho, Yong Sik Youn, Yun Taek Jung, Choong Sil Park, Hyuk Koo Lee +11 more | 2005-05-10 |
| 6846931 | Organic acid salt of amlodipine | Yong Sik Youn, Seong Hwan Cho, Choong Sil Park, Yun Cheul Kim, Sung Hak Jung +11 more | 2005-01-25 |
| 6756390 | Organic acid salt of amlodipine | Seong Hwan Cho, Yong Sik Youn, Yun Taek Jung, Choong Sil Park, Hyuk Koo Lee +11 more | 2004-06-29 |