Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6654558 | Electric flash and connector | Zhaoxiang Chen | 2003-11-25 |
| 6614999 | Detachable flash device for camera | Hideki Matsui, Zhaoxiang Chen | 2003-09-02 |
| 6546204 | Device and camera accessory mounted on accessory shoe | Masakuni Ohta | 2003-04-08 |