Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12418787 | Apparatuses and methods for simultaneous reception or transmission associated with dual subscriber numbers using a single radio frequency (RF) device | Chih-Yuan Tsai | 2025-09-16 |
| D974459 | Microphone clip for a musical instrument | — | 2023-01-03 |
| 11443723 | Musical instrument holder clip | — | 2022-09-13 |
| 10924845 | Microphone having an airtight back chamber | Tzu-Huan Peng, Chung-Chi Lai | 2021-02-16 |
| 9585065 | Mobile communications devices and methods for inter-radio access technology performance enhancement | Chi-Chung Lin, Yen-Chih Yang, Lin-Chih Chu | 2017-02-28 |
| 9578422 | Microphone capable of actively counteracting noise attributed to undesired vibration | — | 2017-02-21 |
| 8375560 | Method for manufacturing a condenser microphone | Jean-Yih Tsai, Chung-Ching Lai | 2013-02-19 |
| 8031889 | Acoustoeletric transformation chip for ribbon microphone | Ray-Hua Horng, Ming-Li Ke, Guan-Wei Chen, Yao-Cheng Tsai | 2011-10-04 |
| 7895925 | Clamping device for anchoring a microphone to an instrument | — | 2011-03-01 |
| D630191 | Microphone shock absorber | Ching-Lu Chang | 2011-01-04 |
| 7469461 | Method for making a diaphragm unit of a condenser microphone | Ray-Hua Horng, Jean-Yih Tsai, Chung-Chin Lai, Ji-Liang Chen | 2008-12-30 |
| 7433478 | Microphone pick-up device | — | 2008-10-07 |
| 7343661 | Method for making condenser microphones | Ray-Hua Horng, Zong-Ying Lin, Jean-Yih Tsai | 2008-03-18 |
| 7224812 | Condenser microphone and method for making the same | — | 2007-05-29 |
| 7203330 | Switching unit for a microphone | — | 2007-04-10 |
| 7155024 | Microphone | — | 2006-12-26 |
| 6928178 | Condenser microphone and method for making the same | — | 2005-08-09 |
| 6597796 | Microphone with a variable resistance switch | — | 2003-07-22 |
| 6477257 | Directional microphone | — | 2002-11-05 |
| 6201877 | Adjustable holder for an acoustic pick-up device | — | 2001-03-13 |
| D425894 | Megaphone | — | 2000-05-30 |