Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12283735 | Gapless ferrite structure for circulator or isolator | Tung-Yi Wu, Sheng-Feng Yeh, Wun-Kai Wu, Sung-Fan Liu, Chien-Chih Lee | 2025-04-22 |
| 12113262 | Cross-coupling structure for dielectric cavity filters | Tung-Yi Wu, Sheng-Feng Yeh, Wun-Kai Wu, Sung-Fan Liu, Chien-Chih Lee | 2024-10-08 |
| 10951191 | Low-leakage automatic adjustable diplexer | Chien-Chih Lee, Cheng-Lung Wu, Meng-Hung Hsieh, You Wu | 2021-03-16 |
| 10790795 | Zeroing structure applicable to adjustable diplexer | Chien-Chih Lee, Cheng-Lung Wu, Tsung-Hsien Tsai, Chia-Hao Hsu, Chih Sheng Tsai | 2020-09-29 |
| 10720686 | Miniaturized horizontal split-wave orthomode transducer | Yu-Cheng Chen, Xuan Zhang, Hsiu-Yun Liu, Wei-Chen Chien, Hsueh-Han Chen +1 more | 2020-07-21 |
| 10276905 | Non-contact frequency automatic tuning filter with antileakage chamber | Chien-Chih Li, Shih-Gong Ciou, Cheng-Lung Wu, Ruei-Yang Syu, Jui-En Fan | 2019-04-30 |
| 10062941 | Indirect transmission type automatic frequency modulation filter | Yu-Cheng Chen, Chien-Chih Li, Chun-Wei Chen, Chun-Kai Wang, Chun-Yu Chu | 2018-08-28 |
| 9887444 | Filter capable of adjusting frequency and bandwidth | Yu-Cheng Chen, Jung-Chin Hsu, Feng Huang, Guo-Hong Li | 2018-02-06 |
| 9887445 | Tunable filter | Yu-Cheng Chen, Chang-Yan Jhuo, Shih-Gong Chiou, Yi-Hsien Yang | 2018-02-06 |
| 7898361 | Antenna feed copling structure of a duplexer | Chien-Chih Lee | 2011-03-01 |