Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10190192 | Method of recovering acid and platinum group metal from leaching solution of spent catalyst | Jin Young Lee | 2019-01-29 |
| 9771632 | Apparatus and method for adsorbing and desorbing lithium ions using a CCD process | Joon-soo Kim, Jin Young Lee, Hoo-In Lee | 2017-09-26 |
| 9458525 | Method of recovering rare earth elements from oxidized scrap of permanent magnet | Ho-Sung Yoon, Chul-Joo Kim | 2016-10-04 |
| 9425450 | Stainless separator for fuel cell and method of manufacturing the same | Yoo Taek Jeon | 2016-08-23 |
| 9337495 | Stainless separator for fuel cell and method of manufacturing the same | Yoo Taek Jeon | 2016-05-10 |
| 9337496 | Stainless separator for fuel cell and method of manufacturing the same | Yoo Taek Jeon | 2016-05-10 |
| 9331343 | Stainless separator for fuel cell and method of manufacturing the same | Yoo Taek Jeon | 2016-05-03 |
| 9070907 | Stainless separator for fuel cell and method of manufacturing the same | Yoo Taek Jeon | 2015-06-30 |
| 8679428 | Method for preparing high-purity lithium carbonate from brine | Joon-soo Kim, Jin Young Lee, Sung-Don Kim | 2014-03-25 |
| 8524050 | Stainless steel separator for fuel cell having M/MNx and MOyNz layer and method for manufacturing the same | Yoo Taek Jeon, Hyun Myung, Yong Sik Yun, Jong In Park, Eun Young Kim | 2013-09-03 |
| 8475746 | Uranium ion exchange adsorption method using ultrasound | Chul-Joo Kim, Ho-Sung Yoon | 2013-07-02 |
| 8470269 | Highly efficient uranium leaching method using ultrasound | Chul-Joo Kim, Ho-Sung Yoon | 2013-06-25 |
| 8440368 | Stainless steel separator for fuel cell having M/MNx and MOyNz layer and method for manufacturing the same | Yoo Taek Jeon, Hyun Myung, Yong Sik Yun, Jong In Park, Eun Young Kim | 2013-05-14 |