Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12227023 | Knock type direct liquid pen refill assembly and writing pen | — | 2025-02-18 |
| 12030336 | Pressing type writing instrument | — | 2024-07-09 |
| 11660903 | Writing instrument | — | 2023-05-30 |
| 11584152 | Writing tool with anti-drying device | Myoung Hyok Eo | 2023-02-21 |
| 11158048 | CT lymph node detection system based on spatial-temporal recurrent attention mechanism | Haixin Peng, Yingran Ma, Yanjun Peng, Xinming Lu | 2021-10-26 |
| 9953396 | Ray casting visualization multi-user interaction processing method based on hadoop and CUDA | Yanjun Peng, Jiawei Yu, Ruisheng Jia, Xinming Lu | 2018-04-24 |
| 8480322 | Side knock type mechanical pencil | — | 2013-07-09 |