Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6773846 | Mobile rack type battery box for UPS system | Jake Yue Chen | 2004-08-10 |
| 6700257 | Bearing fixed assembly in a direct current fan | — | 2004-03-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6773846 | Mobile rack type battery box for UPS system | Jake Yue Chen | 2004-08-10 |
| 6700257 | Bearing fixed assembly in a direct current fan | — | 2004-03-02 |