Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11352260 | Bundle-type carbon nanotubes and method for preparing the same | Sung Jin Kim, Jae Keun Yoon, Dong Hyun Cho, Hyun-Joon Kang, Duk Ki Kim +2 more | 2022-06-07 |
| 10857525 | Catalyst for preparing acrolein and acrylic acid, and preparation method thereof | Hyun Sub Lim, Duk Ki Kim, Hyun Jong Shin, Ju Yeon Park, Young Hyun Choe | 2020-12-08 |
| 10569260 | Method for preparing catalyst | Young Hyun Choe, Duk Ki Kim, Hyun Jong Shin, Ju Yeon Park, Hyun Sub Lim +1 more | 2020-02-25 |
| 10428007 | Method for producing unsaturated aldehyde and unsaturated carboxylic acid | Hyun Jong Shin, Junghoon Chang, Young Hyun Choe, Jun Seok Ko, Sang-hun Jeon | 2019-10-01 |
| 9919295 | High-performance polyoxometalate catalyst and method of preparing the same | Hyun Jong Shin, Young Hyun Choe, Duk Ki Kim, Hyun Sub Lim, Hyo Sang You | 2018-03-20 |
| 9773965 | Piezoelectric vibrating device | In Kil PARK, Tae Hyung NOH, Seong Cheol Park, Young Sul KIM, Hyun Chul Jung +1 more | 2017-09-26 |
| 9433931 | High performance polyoxometal catalyst and method for producing the same | Hyun Jong Shin, Ju Yeon Park, Young Hyun Choi, Duk Ki Kim, Hyun Sub Lim | 2016-09-06 |
| 8354482 | Multi-metal oxide catalyst and method for producing (meth)acrylic acid by using the same | Hyun Jong Shin, Yeon Shick Yoo, Young Jin Cho | 2013-01-15 |
| 8247344 | Multi-metal oxide catalyst and method for producing (meth)acrylic acid by using the same | Hyun Jong Shin, Yeon Shick Yoo, Young Jin Cho | 2012-08-21 |
| 8114805 | Method of preparing heteropoly acid catalyst | Hyun Kuk Noh, Hyun Jong Shin, Won-Ho Lee, Gyo Hyun Hwang, Ju Yeon Park +6 more | 2012-02-14 |
| 7943710 | Multi-metal oxide catalyst and method for producing (meth)acrylic acid by using the same | Hyun Jong Shin, Yeon Shick Yoo, Young Jin Cho | 2011-05-17 |
| 7772442 | Method of producing unsaturated aldehyde and/or unsaturated acid | Yeon Shick Yoo, Hyun Jong Shin, Young Hyun Choi, Young Jin Cho, Duk Ki Kim +2 more | 2010-08-10 |
| 7638458 | Complex metal oxide catalyst with high (meth) acrylic acid selectivity | Hyun Jong Shin, Yeon Shick Yoo, Young Hyun Choe, Young Jin Cho, Duk Ki Kim +2 more | 2009-12-29 |
| 7635786 | Complex metal oxide catalyst with high (meth) acrylic acid selectivity | Hyun Jong Shin, Yeon Shick Yoo, Young Hyun Choe, Young Jin Cho, Duk Ki Kim +2 more | 2009-12-22 |
| 7531147 | Method of producing unsaturated aldehyde and/or unsaturated acid | Yeon Shick Yoo, Hyun Jong Shin, Young Hyun Choi, Young Jin Cho, Duk Ki Kim +2 more | 2009-05-12 |
| 7491673 | Method for preparing a catalyst for partial oxidation of acrolein | Jung-Hwa Kang, Won-Ho Lee, Min-Ho Kil, Hyun Jong Shin, Yeon Shick Yoo +2 more | 2009-02-17 |
| 7365228 | Method for producing unsaturated fatty acids | Hyun Jong Shin, Young Jin Cho, Yeon Shick Yoo, Young Hyun Choi, Duk Ki Kim +1 more | 2008-04-29 |
| 7341974 | Method for preparing a catalyst for partial oxidation of propylene | Jung-Hwa Kang, Won-Ho Lee, Min-Ho Kil, Hyun Jong Shin, Yeon Shick Yoo +2 more | 2008-03-11 |
| 7326389 | Method of producing unsaturated aldehyde and/or unsaturated acid | Hyun Jong Shin, Yeon Shick Yoo, Young Hyun Choi, Young Jin Cho, Duk Ki Kim +2 more | 2008-02-05 |
| 7285514 | Method for preparing catalyst for partial oxidation of acrolein | Jung-Hwa Kang, Won-Ho Lee, Min-Ho Kil, Hyun Jong Shin, Yeon Shick Yoo +2 more | 2007-10-23 |
| 7265250 | Method of producing unsaturated aldehyde and/or unsaturated fatty acid | Hyun Jong Shin, Yeon Shick Yoo, Young Hyun Choi, Young Jin Cho, Duk Ki Kim +2 more | 2007-09-04 |