Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6663331 | Ring opening and closing bar and binding apparatus using the same | Miki Horita, Yasuhiro Tokita | 2003-12-16 |
| D483398 | Jig for binding perforated sheets on a ring binder | Hiroshi Nakagawa | 2003-12-09 |
| 6640837 | Simplified binding device using spiral coil | Fumio Shimizu | 2003-11-04 |
| 6546011 | ATM cell switching system | Yoshito Sakurai, Kenichi Ohtsuki, Shinobu Gohara, Akira Horiki, Takao Kato +1 more | 2003-04-08 |
| 6540451 | Hole punching apparatus | — | 2003-04-01 |