Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12244010 | Method for preparing positive electrode active material for lithium secondary battery, positive electrode comprising the positive electrode active material prepared by the same and lithium secondary battery | Chang Wan Chae, Hyo Joung Nam, Hye Ji Jeon | 2025-03-04 |
| 12126019 | Method of preparing positive electrode active material | Chang Wan Chae, Sang Soon Choi, Hwa Seok Chae | 2024-10-22 |
| 10938036 | Method of preparing positive electrode material for lithium secondary battery, positive electrode material for lithium secondary battery, and lithium secondary battery including the positive electrode material | Seung Beom Cho, Yeo June Yoon, Sung Wook Mhin | 2021-03-02 |
| 10236499 | Polycrystalline lithium manganese oxide particles, preparation method thereof, and cathode active material including the same | Seung Beom Cho, Hwa Seok Chae | 2019-03-19 |
| 9972841 | Positive electrode active material and preparation method thereof | Seung Beom Cho, Yeo June Yoon | 2018-05-15 |
| 9960418 | Cathode active material, preparation method thereof, and lithium secondary battery comprising the same | Seung Beom Cho, Hwa Seok Chae, Yeo June Yoon | 2018-05-01 |
| 9905850 | Polycrystalline lithium manganese oxide particles, preparation method thereof, and cathode active material including the same | Seung Beom Cho, Hwa Seok Chae | 2018-02-27 |
| 9905851 | Cathode active material and method of preparing the same | Seung Beom Cho, Hwa Seok Chae | 2018-02-27 |
| 9905840 | Cathode active material and method of preparing the same | Seung Beom Cho, Hwa Seok Chae | 2018-02-27 |
| 9774040 | Surface coated positive electrode active material, preparation method thereof and lithium secondary battery including the same | Wook Jang, Seung Beom Cho, Jun-Seong Ahn | 2017-09-26 |
| 8703085 | Crystalline cerium oxide and preparation method of the same | Sang Soon Choi, Seung Beom Cho, Hyun-Chul Ha, Jun Yeon Cho | 2014-04-22 |
| 7799236 | Gathering method and apparatus of powder separated soluble component | Won-Jae Moon, Dae Gon Han, Jung Hyun Oh | 2010-09-21 |
| 7652416 | Lamp having good maintenance behavior of brightness and color coordinations | Kwang-Wook Choi, Do Hoon Kim, Tae-Hyun Kwon | 2010-01-26 |
| 7615248 | Method for preparing blue-emitting barium magnesium aluminate (BAM) phosphor for blacklight unit lamp, and blue-emitting BAM phosphor prepared by the method | Kwang-Wook Choi, Chang Seok Ryoo, Do Hoon Kim, Tae-Hyun Kwon | 2009-11-10 |