Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10541408 | Active material for lithium secondary battery composite electrode for improving output and lithium secondary battery including the active material | Sun Jung Hwang, Sin Kyu Kim, Yong-Tae Lee, Geun Chang Chung, Keun Wan An | 2020-01-21 |
| 9911977 | Cathode active material comprising lithium manganese oxide capable of providing excellent charge-discharge characteristics at 3V region as well as 4V region | Sin Kyu Kim, Geun Chang Chung, Song Taek Oh, Sanguck Lee, Jong Chan Kim | 2018-03-06 |
| 9865874 | Apparatus for preparing inorganic compound and method of preparing inorganic compound using the same | Ji Hoon Ryu, Wang Mo Jung, Hong-Kyu Park, Sang Seung Oh, Chi Ho Jo | 2018-01-09 |
| 9843035 | Hydrothermal synthesis device and method of preparing cathode active material using the same | Hong-Kyu Park, Chi Ho Jo, Ji Hoon Ryu, Sang Seung Oh, Wang Mo Jung | 2017-12-12 |
| 9812707 | Carbon-coated lithium iron phosphate of olivine crystal structure and lithium secondary battery using the same | Hong-Kyu Park, Cheol Hee Park, Su-Min Park, Jieun Lee | 2017-11-07 |
| 9722246 | Method of preparing inorganic particles and inorganic particles prepared using the same | Hong-Kyu Park, Ji Hoon Ryu, Wang Mo Jung, Sang Seung Oh, Chi Ho Jo | 2017-08-01 |
| 9214700 | Lithium iron phosphate containing sulfur compound based upon sulfide bond and lithium secondary battery using the same | Hong-Kyu Park, Cheol Hee Park, Su-Min Park, Jieun Lee | 2015-12-15 |
| 8906552 | Lithium iron phosphate of olivine crystal structure and lithium secondary battery using the same | Hong-Kyu Park, Su-Min Park, Ji Eun Lee, Cheol Hee Park | 2014-12-09 |
| 8734676 | Carbon-coated lithium iron phosphate of olivine crystal structure and lithium secondary battery using the same | Hong-Kyu Park, Cheol Hee Park, Su-Min Park, Jieun Lee | 2014-05-27 |
| 8114805 | Method of preparing heteropoly acid catalyst | Hyun Jong Shin, Won-Ho Lee, Byung Yul Choi, Gyo Hyun Hwang, Ju Yeon Park +6 more | 2012-02-14 |
| 8053386 | Heteropoly acid catalyst and method of preparing the same | Gyo Hyun Hwang, Min-Ho Kil, Won-Ho Lee, Min Kim | 2011-11-08 |
| 7687629 | Process for preparing 4-aminomethyl-3-alkoxyiminopyrrolidine methanesulfonate | Gyo Hyun Hwang, Yeong-Dae Kim, Hyun Nam, Jay Hyok Chang, Hyun-Ik Shin +3 more | 2010-03-30 |