Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11146509 | Systems and methods of instant-messaging bot supporting human-machine symbiosis | Chung-Lin Chen, Hsi-Shu Mao, Richard Li-Cheng Sheng, Hui Hsiung | 2021-10-12 |
| 8984728 | Drawing device | Lung-Shan Chen, Ching-Fang Chen | 2015-03-24 |
| 8490518 | Oil filter replacement device | Lung-Shan Chen, Ching-Fang Chen | 2013-07-23 |