Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12424487 | Transistor structure with air gap and method of fabricating the same | Yunfei Li, Ji Feng, Ching Hwa Tey | 2025-09-23 |
| 12096704 | Semiconductor memory device and fabrication method thereof | Yuan Zhou, Xian Feng Du, Guoan Du | 2024-09-17 |
| 12040224 | Transistor structure with air gap and method of fabricating the same | Yunfei Li, Ji Feng, Ching Hwa Tey | 2024-07-16 |
| 11844291 | Semiconductor memory device and fabrication method thereof | Yuan Zhou, Xian Feng Du, Guoan Du | 2023-12-12 |
| 11355389 | Transistor structure with air gap and method of fabricating the same | Yunfei Li, Ji Feng, Ching Hwa Tey | 2022-06-07 |
| 11202979 | Device for reducing pressure fluctuation of pressure filter frame and pressure filter | Xu Zhao, Zhongxin SUN, Wanyao Zhang, Xiangnan Zhai, Yu Guo +1 more | 2021-12-21 |
| 11201134 | Method of manufacturing semiconductor device | Yonghui Gao, Yi-Cheng Liu | 2021-12-14 |
| 11127621 | Method of forming semiconductor device | Ji Feng, Yunfei Li, Ching Hwa Tey, Jingling Wang | 2021-09-21 |
| 11099114 | Test device and test method for rotary pressurized filter and method for designing filter | Xu Zhao, Wanyao Zhang, Yongpeng Tan, Tianbao Wang, Xiangnan Zhai +5 more | 2021-08-24 |
| 10906858 | CTA solvent exchanging method | Xu Zhao, Zhongxin SUN, Wanyao Zhang, Tianbao Wang, Xiangnan Zhai +3 more | 2021-02-02 |
| 10273198 | Solvent exchanger and method for improving the exchange efficiency of CTA solvent | Xu Zhao, Wanyao Zhang, Zhongxin SUN, Yongpeng Tan, Xiangnan Zhai +4 more | 2019-04-30 |
| 9902680 | Method for processing acetic acid solvent in oxidising unit of PTA industrial apparatus | Xu Zhao, Wanyao Zhang, Zhongxin SUN, Maikui Zhang, Yongpeng Tan +6 more | 2018-02-27 |
| 7386420 | Data analysis method for integrated circuit process and semiconductor process | Kay-Ming Lee, Lu-Ying Du, Jui-Chun Kuo | 2008-06-10 |