Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9460692 | Drum pedal and drum pedal unit | Chih-Yung Chen, Cheng-Lin Ho, Wei-Ting Chen | 2016-10-04 |
| 5998719 | Bass drum beater having a movable and replaceable poll | — | 1999-12-07 |
| 5952594 | Snap-fastening structure for securing a drum counterhoop to a drum shell | — | 1999-09-14 |