Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11127554 | Method of forming a fuse device | Chun-Kwan Tsang | 2021-09-21 |
| 11059160 | Multispeed power tool | Brent A. Kuehne, Jian Gao, Wen Jie Zhu, Guoquing Wang | 2021-07-13 |
| D922768 | Suitcase | — | 2021-06-22 |
| 11037708 | PPTC device having resistive component | Chun-Kwan Tsang | 2021-06-15 |
| D919969 | Suitcase | — | 2021-05-25 |
| D918582 | Suitcase | — | 2021-05-11 |
| D918581 | Suitcase | — | 2021-05-11 |
| 10950372 | Surface mounted fuse device having positive temperature coefficient body | Zhiyong Zhou, Chun-Kwan Tsan | 2021-03-16 |