Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1075448 | Ratchet wrench | Yung-Shun Chen | 2025-05-20 |
| 11990841 | Multi-mode hybrid control DC-DC converting circuit and control method thereof | Chun-Tse Chen | 2024-05-21 |
| 11936287 | Self-driven active clamp circuit | — | 2024-03-19 |
| 11672181 | Magnetic random access memory | Huang-Wen Tseng, Che-Jui Chang | 2023-06-06 |
| 11571825 | Utility knife | Yung-Shun Chen | 2023-02-07 |
| 11569749 | Wide input voltage range power converter circuit in a one-stage- two-switch configuration | Chien-Ming Chen | 2023-01-31 |
| 11545885 | Auxiliary power supply circuit operating within a wide input voltage range | — | 2023-01-03 |
| D965406 | Spare blade storage box of utility knife | Yung-Shun Chen | 2022-10-04 |
| 11413773 | Utility knife | Yung-Shun Chen | 2022-08-16 |
| 11345012 | Ratchet wrench | Yung-Shun Chen | 2022-05-31 |
| 11038098 | Magnetic random access memory with various size magnetic tunneling junction film stacks | Huang-Wen Tseng, Che-Jui Chang | 2021-06-15 |
| 10784440 | Magnetic random access memory with various size magnetic tunneling junction film stacks | Huang-Wen Tseng, Che-Jui Chang | 2020-09-22 |