Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6876732 | Service providing method for electronic device, customer center, and user system | Yoshimitsu Ebisawa, Seiichi Yamamoto, Hitoshi Kato, Yasuo Funato, Takeshi Makita | 2005-04-05 |