Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12215184 | Polyol or polythiol compound, preparation method therefor, transparent polyurethane-based resin prepared therefrom, and optical body | — | 2025-02-04 |
| D945561 | Exhaust gas inhalation nozzle | — | 2022-03-08 |
| 11137325 | Continuous isokinetic sample device for stack gas having suction nozzle to which sectional area control device is attached, and automatic continuous measurement system for fine dust in stack gas comprising same combined therewith | Dae Woong Kim | 2021-10-05 |
| 10227442 | Optical resin composition and optical lens using same | Yeon Tak Choi | 2019-03-12 |
| 9332762 | Method for preparing amicarbazone | Yeon Tak Choi | 2016-05-10 |
| 9284266 | Method for synthesizing ramalin and ramalin precursor by using glutamic acid derivative and hydroxy aniline or hydroxy aniline having protected hydroxy group | Joung Han Yim, Il Chan Kim, Dockyu Kim, Se Jong Han, Hyoung Seok Lee +2 more | 2016-03-15 |
| 8957221 | Method for preparing amino-triazolinone | Yeon Tak Choi | 2015-02-17 |
| 8846750 | Pharmaceutical and food compositions for preventing or treating diabetes or obesity | Joung Han Yim, Il Chan Kim, Doc Kyu Kim, Se Jong Han, Hyoung Seok Lee +13 more | 2014-09-30 |
| 8703814 | Pharmaceutical and food compositions for preventing or treating diabetes or obesity | Joung Han Yim, Il Chan Kim, Doc Kyu Kim, Se Jong Han, Hyoung Seok Lee +13 more | 2014-04-22 |
| 8697745 | Pharmaceutical and food compositions for preventing or treating diabetes or obesity | Joung Han Yim, Il Chan Kim, Doc Kyu Kim, Se Jong Han, Hyoung Seok Lee +13 more | 2014-04-15 |
| 7563931 | Process for preparation of phenethylamine derivatives | Kwang-Il Kim, Ki-Byung Chai | 2009-07-21 |
| 7179944 | Process for preparation of phenethylamine derivatives | Kwang-Il Kim, Ki-Byung Chai | 2007-02-20 |