Issued Patents All Time
Showing 26–50 of 98 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11040335 | Method for manufacturing zinc ferrite catalyst and zinc ferrite catalyst manufactured thereby | Jun Han, Kyong Yong Cha, Sang Jin Han, Sunhwan Hwang, Seongmin Kim | 2021-06-22 |
| 11008274 | Method for manufacturing dimethylolbutanal and method for manufacturing trimethylolpropane using same | Min Ji Choi, Sungshik Eom, Dawon Jung, Tae Yun Kim, Mi Young Kim | 2021-05-18 |
| 10994265 | Catalyst system for oxidative dehydrogenation, reactor for preparing butadiene including catalyst system, and method of preparing 1,3-butadiene | Myungji Suh, Kyong Yong Cha | 2021-05-04 |
| 10994262 | Catalyst for oxidative dehydrogenation and method of preparing the same | Seongmin Kim, Kyong Yong Cha, Dae Heung Choi, Myung Ji Suh, Jun Han +6 more | 2021-05-04 |
| 10947174 | Method for preparing trimethylolpropane | Dawon Jung, Sungshik Eom, Tae Yun Kim, Mi Young Kim, Min Ji Choi +1 more | 2021-03-16 |
| 10946364 | Catalyst system for oxidative dehydrogenation, reactor for oxidative dehydrogenation including catalyst system, and method of performing oxidative dehydrogenation using reactor | Myungji Suh, Jun Han Kang, Hyunseok Nam, Sang Jin Han, Seongmin Kim | 2021-03-16 |
| 10926246 | Method of preparing catalyst for oxidative dehydrogenation | Jun Han, Kyong Yong Cha, Myung Ji Suh, Sun-Hwan Hwang, Seong-Min Kim | 2021-02-23 |
| 10913700 | Method for producing dimethylolbutanal and distillation apparatus for producing same | Sungshik Eom, Dawon Jung, Tae Youn Kim, Mi Young Kim, Min Ji Choi +1 more | 2021-02-09 |
| 10913055 | Hydroformylation catalyst, composition including hydroformylation catalyst, and method of preparing aldehyde using hydroformylation catalyst | Mi Young Kim, Sung Shik Eom, Da Won Jung, Tae Yun Kim, Min Ji Choi | 2021-02-09 |
| 10888844 | Catalyst for oxidative dehydrogenation, method of preparing catalyst, and method of performing oxidative dehydrogenation using catalyst | Myung Ji Suh, Kyong Yong Cha, Dae Heung Choi, Ye Seul Hwang, Jun Han +1 more | 2021-01-12 |
| 10843173 | Ferrite catalyst for oxidative dehydrogenation, method of preparing ferrite catalyst, and method of preparing butadiene using ferrite catalyst | Sun-Hwan Hwang, Jun Han Kang, Kyong Yong Cha, Joo Hyuck Lee, Hyun Seok Nam +6 more | 2020-11-24 |
| 10730809 | Butadiene preparation method providing excellent catalyst reproducibility | Myung Ji Suh, Jun Han Kang, Kyong Yong Cha, Ye Seul Hwang, Jun Han +1 more | 2020-08-04 |
| 10625248 | Catalyst composition for hydroformylation and hydroformylation method using the same | Tae Yun Kim, Sung Shik Eom, Da Won Jung, Mi Young Kim, Min Ji Choi | 2020-04-21 |
| 10543478 | Catalyst for oxidative dehydrogenation and method of preparing the same | Kyong Yong Cha, Myung Ji Suh, Dae Heung Choi, Ye Seul Hwang, Jun Han +2 more | 2020-01-28 |
| 10518250 | Ferrite-based catalyst composite, method of preparing the same, and method of preparing butadiene using the same | Dae Heung Choi, Kyong Yong Cha, Myung Ji Suh, Ye Seul Hwang, Sun-Hwan Hwang +6 more | 2019-12-31 |
| 10486150 | Catalyst for oxidative dehydrogenation and method of preparing the same | Sun-Hwan Hwang, Kyong Yong Cha, Dae Heung Choi, Myung Ji Suh, Ye Seul Hwang +6 more | 2019-11-26 |
| 10456775 | Method of preparing zinc ferrite catalyst | Ye Seul Hwang, Kyong Yong Cha, Dae Heung Choi | 2019-10-29 |
| 10343958 | Catalyst for coating surface of porous material and method of treating surface of porous material | Myung Ji Suh, Jun Han Kang, Seong-Min Kim, Hyun Seok Nam, Joo Hyuck Lee +6 more | 2019-07-09 |
| 10315969 | Method of preparing multicomponent composite metal oxide catalyst | Ye Seul Hwang, Kyong Yong Cha, Dae Heung Choi, Myung Ji Suh, Jun Han Kang +4 more | 2019-06-11 |
| 10300472 | Catalyst composition containing phosphorous-based ligand and method for hydroformylation using same | Min Ji Choi, Mi Young Kim, Sung Shik Eom, Da Won Jung, Tae Yun Kim | 2019-05-28 |
| 10256781 | Complementary metal oxide silicon transceiver having integrated power amplifier | Min Chul Kang, Myung Woon Hwang | 2019-04-09 |
| 10093603 | Apparatus for preparing glycol and method of preparing the same | Sung Shik Eom, Da Won Jung, Tae Yun Kim, Jung Uk Choi, Mi Young Kim +1 more | 2018-10-09 |
| 10047041 | Amino-phenyl-sulfonyl-acetate derivatives and use thereof | Jae Ho Yoo, Seung-Chan Kim, Soo-Yeon Jung, Hyoung Rok Bak, Young Mee Chung +8 more | 2018-08-14 |
| 9969661 | Method of preparing conjugated diene and device therefor | Sang Jin Han, Jun Han Kang, Hyun Seok Nam, Joo Hyuck Lee, Jun Han +4 more | 2018-05-15 |
| 9925525 | Bismuth molybdate-based catalyst having zeolite coating layer, method of preparing the same, and method of preparing 1,3-butadiene using the same | Dae Heung Choi, Jun Han Kang, Kyong Yong Cha, Dae Chul Kim, Joo Hyuck Lee +5 more | 2018-03-27 |