Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10926213 | Sulfur dioxide absorbent is an ionic liquid including a salt of a diamine compound that is substituted with a hydroxyl group | Hyun Joo Lee, Ung LEE, Shinhye Cho, He Won LEE | 2021-02-23 |
| 10722875 | Zinc-imidazole complex mixed catalyst and method for producing methyl N-phenyl carbamate using the same | Hyun Joo Lee, Jungho Jae, Deliana Dahnum, Shinhye Cho | 2020-07-28 |
| 10504660 | Sensitizing dye solution, working electrode for dye-sensitized solar cell prepared using the sensitizing dye solution and dye-sensitized solar cell including the working electrode | Min Jae KO, Bong-Soo Kim, Jin Young Kim, Hae Jung Son, Doh-Kwon LEE +3 more | 2019-12-10 |
| 10435426 | Method for separation of acids and sugars to reduce energy consumption | Youngsoon UM, Kyung Min Lee, Sun Mi Lee, Gyeongtaek Gong | 2019-10-08 |
| 10125344 | Apparatus and method for bioenergy production using regenerated acid solution | Young Soon Um, Byoung Sung Ahn, Sang Deuk Lee, Chang-Soo Kim, Dong Jin Suh +1 more | 2018-11-13 |
| 10030496 | Method for producing synthetic gas by using solid acid | Min Jae KO, Ju Hee KIM, Young-Sang Cho, Jae Ik KIM, Kang Bong LEE +1 more | 2018-07-24 |
| 9941476 | Conductive organic semiconductor compound, method for preparing the same and organic thin-film transistor including the same | Hae Jung Son, Min Jae KO, Bong-Soo Kim, Doh-Kwon LEE, Jin Young Kim +1 more | 2018-04-10 |
| 9735365 | Low band gap polymer compound, synthesis of thereof, and organic photovoltaic cell containing the same | Bong-Soo Kim, Hyo Sang Lee, Min Jae KO, Doh-Kwon LEE, Jin Young Kim +1 more | 2017-08-15 |
| 9530570 | Manufacturing method of solid-state dye-sensitized solar cells and electrolyte filling device used therefor | Min Jae KO, Doh-Kwon LEE, Jin Young Kim, Ki Cheon Yoo, Jin Ah Lee +1 more | 2016-12-27 |
| 9336957 | Method of preparing counter electrode for dye-sensitized solar cell | Min Jae KO, Tae-Yeon Kang, Kyung-Kon Kim, Doh-Kwon LEE | 2016-05-10 |
| 9238216 | Carbon-based palladium catalyst obtained by using ionic liquid, method for preparing the same and hydrogenation of hydrofluorocarbon using the same | Chang-Soo Kim, Kyesang Yoo, Byoung Sung Ahn, Hyun Joo Lee, Jeong-Myeong HA | 2016-01-19 |
| 9199225 | Method for preparing metal fluoride catalysts and dehydrofluorination method using the same | Hilman Hutama, Jeong-Myeong HA, Chang-Soo Kim, Jae Wook CHOI, Dong Jin Suh +2 more | 2015-12-01 |
| 9005457 | Counter electrode for dye-sensitized solar cell and preparation method thereof | Min Jae KO, Ki Cheon Yoo, Doh-Kwon LEE, Bong-Soo Kim, Kyung-Kon Kim | 2015-04-14 |
| 8603702 | Zinc air fuel cell with enhanced cell performance | Dong Jin Suh, Chang-Soo Kim, Hyun Joo Lee, Byoung Koun MIN | 2013-12-10 |
| 8568623 | Triphenylamine derivatives and organic photovoltaic cells including the derivatives | Bong-Soo Kim, Min Jae KO, Jin Young Kim, Hyo Sang Lee, Minwoo Jung +1 more | 2013-10-29 |
| 8551220 | Sulfur dioxide absorbent comprising ionic liquid | Kwang-Deog Jung, Chang-Soo Kim, Hoon Kim, Minserk Cheong, Sung Yun HONG | 2013-10-08 |
| 8317894 | Method of producing metal nanoparticles continuously and metal nanoparticles produced thereby | Jaehoon Kim, Jae Duck Kim, Jong Min Park, Byoung Koun MIN | 2012-11-27 |
| 8309740 | One-pot synthesis of fluorinated ionic liquids | Hyun Joo Lee, Dong Jin Suh, Byoung Sung Ahn, Chang-Soo Kim, Hoon Kim | 2012-11-13 |
| 7749475 | Method for separation and recycle of pure sulfur dioxide from a gaseous mixture in is cycle with ionic liquids | Chang-Soo Kim, Gyeong Taek Gong, Kye Sang Yoo, Byung Gwon Lee, Kwang-Deog Jung +2 more | 2010-07-06 |
| 7083773 | Method for producing nitrogen trifluoride using jet-loop reactors | Young Soo Kwon, Sang Deuk Lee, Jae Woo Lee, Jong Y. Hong, Hyung Sik LIM +1 more | 2006-08-01 |
| 6692653 | Refrigerant composition | Byung Gwon Lee, Jong-Sung Lim, Chang-Nyeon Kim | 2004-02-17 |
| 6407264 | Synthesis of alkylene carbonates using a catalyst system comprising metal halide and pyridine or pyridine derivative | Hoon Kim, Jai Jun Kim, Byung Gwon Lee | 2002-06-18 |
| 6403848 | Preparation of hexafluoropropylene from the pyrolysis of trifluoromethane and tetrafluoroethylene | Dong Ju Moon, Byoung Sung Ahn, Moon Jo Chung, Young Soo Kwon | 2002-06-11 |
| 6156909 | Preparation of alkylene carbonate using indium halides and mixtures of same with lead halides as catalyst | Hoon Kim, Jai Jun Kim, Sang Deuk Lee, Kun You Park | 2000-12-05 |
| 5434320 | Process for preparing dichlorofluoroethane and chlorodifluoroethane | Hoon Kim, Young Soo Kwon, Kun You Park | 1995-07-18 |