Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11420309 | Multi-section universal tool | Hui-Chien Chen | 2022-08-23 |
| 11231073 | Two-stage universal joint | Hui-Chien Chen | 2022-01-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11420309 | Multi-section universal tool | Hui-Chien Chen | 2022-08-23 |
| 11231073 | Two-stage universal joint | Hui-Chien Chen | 2022-01-25 |