Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5928019 | Safety socket | Chih-Ching Chen, Liang Liu | 1999-07-27 |
| 5865635 | Safety socket | Liang Liu, Chih-Ching Chen | 1999-02-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5928019 | Safety socket | Chih-Ching Chen, Liang Liu | 1999-07-27 |
| 5865635 | Safety socket | Liang Liu, Chih-Ching Chen | 1999-02-02 |