Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11917768 | Single-layer circuit board, multi-layer circuit board, and manufacturing methods therefor | Siping Bai, Zhijian Wang, Zhigang Yang, Jinqiang Zhang | 2024-02-27 |
| 11552617 | Microwave dielectric component and manufacturing method thereof | Zhijian Wang, Honglin Song, Siping Bai | 2023-01-10 |
| 11266027 | Single-layer circuit board, multi-layer circuit board, and manufacturing methods therefor | Siping Bai, Zhijian Wang, Zhigang Yang, Jinqiang Zhang | 2022-03-01 |
| 11032915 | Single-layer circuit board, multi-layer circuit board, and manufacturing methods therefor | Siping Bai, Zhijian Wang, Zhigang Yang, Jinqiang Zhang | 2021-06-08 |
| 10757820 | Single-layer circuit board, multi-layer circuit board, and manufacturing methods therefor | Siping Bai, Zhijian Wang, Zhigang Yang, Jinqiang Zhang | 2020-08-25 |
| 10757821 | Single-layer circuit board, multi-layer circuit board, and manufacturing methods therefor | Siping Bai, Zhijian Wang, Zhigang Yang, Jinqiang Zhang | 2020-08-25 |
| 10321581 | Single-layer circuit board, multi-layer circuit board, and manufacturing methods therefor | Siping Bai, Zhijian Wang, Zhigang Yang, Jinqiang Zhang | 2019-06-11 |
| 7157072 | Cathode composition for lithium batteries and method of preparing the same | Yong Joon Park, Kwang Ryu, Soon Chang | 2007-01-02 |
| 7008608 | Li-Co-Mn oxide as cathode material for lithium batteries and method of synthesis of the same | Yong Joon Park, Young Hong, Kwang Man Kim, Young-Gi LEE, Kwang Ryu +1 more | 2006-03-07 |
| 6908708 | Method of preparing layered lithium-chromium-manganese oxides for lithium batteries | Yong Joon Park, Kwang Ryu, Soon Chang, Young Hong | 2005-06-21 |