Issued Patents All Time
Showing 25 most recent of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12161999 | Cobalt-based single-atom dehydrogenation catalysts and method for producing corresponding olefins from paraffins using the same | Je Mi Lim, Hee Soo Kim, Ju Hwan Im, Dae Hyun Choo, Ka Young Kim +1 more | 2024-12-10 |
| 12064750 | Cobalt-based single-atom dehydrogenation catalysts having high selectivity and regenerability and method for producing corresponding olefins from paraffins using the same | Ju Hwan Im, Dong Min Yun, Young Eun Cheon, Hee Soo Kim | 2024-08-20 |
| 12054683 | Method of producing lube base oil from middle distillate in pyrolysis oil derived from waste plastic | Hee Jung Jeon, Yeon Ho Kim, Ok Youn Kim, Seung Eon Lee, Seung Woo Lee +3 more | 2024-08-06 |
| 12042787 | Nickel-based oligomerization catalysts and method for oligomerizing light olefins using the same | Jae Suk Choi, Ka Young Kim, Hee Soo Kim, Ju Hwan Im, Dae Hyun Choo +1 more | 2024-07-23 |
| 12031093 | Method of producing pyrolysis oil with reduced impurities | Sang Hwan JO, Soo Kil KANG, Yong Seong JEONG | 2024-07-09 |
| 11905474 | Apparatus and method for refining waste plastic pyrolysis oil using a separator | Hee Jung Jeon, Ok Youn Kim, Ka Young Kim, Young Moo Park | 2024-02-20 |
| 11814590 | Method of producing lubricating base oil from atmospheric residue in pyrolysis oil derived from waste plastic | Hee Jung Jeon, Seung Woo Lee, Yoon Kyung Lee, Yeon Ho Kim, Ka Young Kim +2 more | 2023-11-14 |
| 11814589 | Solvent composition prepared from waste oil and method of preparing the same | Do Kyoung Kim, Ka Young Kim, Jeong Eop Choi, Ok Youn Kim, Hee Soo Kim +3 more | 2023-11-14 |
| 11766664 | Cobalt-based single-atom dehydrogenation catalysts having improved thermal stability and method for producing olefins from corresponding paraffins by using the same | Young Eun Cheon, Hee Soo Kim, Dong Min Yun, Ju Hwan Im | 2023-09-26 |
| 11607671 | Alkali metal and/or alkaline earth metal-doped transition metal-hydrogen active metal composite oxide catalyst and process for preparing butadiene using the same | Ju Hwan Im, Hee Soo Kim | 2023-03-21 |
| 11420191 | Shaped dehydrogenation catalysts and process for converting paraffins to corresponding olefins, using same | Ju Hwan Im, Hee Soo Kim, Hye Jin Park, Je Mi Lim, Dae Hyun Choo | 2022-08-23 |
| 10564601 | Method and system for image processing and data transmission in network-based multi-camera environment | Hyun Ho Choi, Myung-jin Cho | 2020-02-18 |
| 10213048 | Heat-retaining tray | Seung Geon Kim, Kyung Ho Cho, Kyung Mo Im | 2019-02-26 |
| 9776591 | Actuator subassembly | Dong Sik Jeong, Chang-Hwan Ju, Bryan Thomas, K. S. Lee, Jae-Ik Hwang | 2017-10-03 |
| 9714207 | Method for producing aromatic compound from biomass-derived acetic acid | Hee Soo Kim, Seon Ju Lim, Dong Ryul PARK | 2017-07-25 |
| 9522383 | Method for preparing magnesia-zirconia composite carrier for catalyzing oxidative dehydration of normal-butane, method for preparing magnesium orthovanadate catalyst supported by magnesia-zirconia composite carrier prepared thereby, and method for preparing normal-butene and 1,3-butadiene using magnesium orthovanadate catalyst | Yeon Shick Yoo, Young Jin Cho, Jin-Suk Lee, Ho-Sik Chang, In Kyu Song +1 more | 2016-12-20 |
| 9511357 | Amorphous calcium phosphate catalyst for use in production of 1,3-butadiene and methyl ethyl ketone from 2,3-butanediol, and method of preparing the same | Hee Soo Kim, Dong Ryul PARK | 2016-12-06 |
| 9513796 | Method and device for controlling contents using touch, recording medium therefor, and user terminal having same | Jae-Jeung Kim, Sang Tae Kim, Dong-Ho Cho | 2016-12-06 |
| 8927455 | Single-step precipitation method of producing magnesia-zirconia complex carrier for catalyst for oxidative dehydrogenation of n-butane, magnesium orthovanadate catalyst supported on magnesia-zirconia complex carrier, and method of producing n-butene and 1,3-butadiene using said catalyst | Young Jin Cho, Yeon Shick Yoo, Jin-Suk Lee, Ho-Sik Chang, In Kyu Song +1 more | 2015-01-06 |
| 8809226 | Method of producing carrier for catalyst for oxidative dehydrogenation of n-butane, method of producing carrier-supported magnesium orthovanadate catalyst, and method of producing n-butene and 1, 3-butadiene using said catalyst | In Kyu Song, Yeon Shick Yoo, Young Jin Cho, Jin-Suk Lee, Ho Sik Jang | 2014-08-19 |
| 8705432 | Method and system for transmitting/receiving data in communication system | Chan-Ho Min, Young-Hyun Jeon, Hun-joo Lee, Dong-Ho Cho, Chul-Kee Hong +5 more | 2014-04-22 |
| 8513479 | Zinc ferrite catalysts, method of preparing thereof and method of preparing 1,3-butadiene using thereof | Young Min Chung, Seong Jun Lee, Tae Jin Kim, Seung Hoon Oh, Yong Seung Kim +3 more | 2013-08-20 |
| 8515443 | Apparatus and method for transmitting/receiving channel quality information in a communication system | Dai-Kwan Kim, Young-Hyun Jeon, Jong-Hyung Kwun, Woong Sup Lee, Dong-Ho Cho +6 more | 2013-08-20 |
| 8472869 | Relay communication method of next generation cellular communication system | Dong-Ho Cho, Hee Jung Yu, Young Seok Oh, Woong Sup Lee, Yong-hoon Lee | 2013-06-25 |
| 8457073 | Apparatus and method for relay station handover in multi-hop relay broadband wireless access system | Jong-Hyung Kwun, Young-Hyun Jeon, Dong-Ho Cho, Hyu-Dae Kim, Ju-Yeop Kim +1 more | 2013-06-04 |