Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6619870 | Collector type writing implement | Kazuhiko Furukawa | 2003-09-16 |
| 6619871 | Collector type writing instrument | Kazuhiko Furukawa | 2003-09-16 |
| 6602012 | Collector type writing instrument | Kazuhiko Furukawa | 2003-08-05 |
| 6588963 | Collector type writing instrument | Kazuhiko Furukawa | 2003-07-08 |