Issued Patents 2023
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11805342 | Sound producing package structure and manufacturing method thereof | Hsien-Ken Liao, Martin Lim | 2023-10-31 |
| 11774320 | Acoustic impedance measuring system and acoustic impedance measuring method | Kuan-Ju Tseng, Wen-Chien Chen | 2023-10-03 |
| 11758312 | Sound producing package structure and manufacturing method thereof | Hsien-Ken Liao | 2023-09-12 |
| 11711653 | Sound producing cell and manufacturing method thereof | Hao-Hsin Chang, Wen-Chien Chen, Chun-I Chang | 2023-07-25 |
| 11706569 | Sound producing cell and manufacturing method thereof | Hao-Hsin Chang, Wen-Chien Chen, Chun-I Chang | 2023-07-18 |