Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D704770 | Pen | — | 2014-05-13 |
| D704773 | Pen | — | 2014-05-13 |
| D572757 | Mechanical pencil | Zhiming Qiu | 2008-07-08 |
| D568932 | Pen | Zhiming Qiu | 2008-05-13 |
| D567853 | Pen | Zhiming Qiu | 2008-04-29 |
| D566178 | Pen | Zhiming Qiu | 2008-04-08 |
| D566175 | Pen | Zhiming Qiu | 2008-04-08 |
| D562387 | Pen | Zhiming Qiu | 2008-02-19 |
| D562394 | Pen | Zhiming Qiu | 2008-02-19 |
| D559314 | Pen | Zhiming Qiu | 2008-01-08 |