Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D484530 | Ink bottle | Katsumi Sugata, Akira Yamamoto, Fumihiro Ueno, Noriko Yokoyama | 2003-12-30 |
| D471584 | Ink bottle | Katsumi Sugata, Akira Yamamoto, Fumihiro Ueno, Noriko Yokoyama | 2003-03-11 |