Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D648474 | Street light | Pui Yi Ching | 2011-11-08 |
| D643141 | Plasma street light | Pui Yi Ching | 2011-08-09 |
| D642584 | USB storage device | Pui Yi Ching | 2011-08-02 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D648474 | Street light | Pui Yi Ching | 2011-11-08 |
| D643141 | Plasma street light | Pui Yi Ching | 2011-08-09 |
| D642584 | USB storage device | Pui Yi Ching | 2011-08-02 |