Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6014920 | Paper-punching device for use in a image-forming apparatus | Yasuji Yamauchi, Toshio Yamanaka, Masafumi Okumura, Masashi Hirai, Kinji Uno +2 more | 2000-01-18 |
| D403349 | Sheet handling apparatus | Tomoyuki Hirose, Toyoaki Nanba, Kazuyuki Kubota, Hideki Mimura | 1998-12-29 |
| 5839336 | Paper-punching device for use in an image-forming apparatus | Yasuji Yamauchi, Toshio Yamanaka, Masafumi Okumura, Masashi Hirai, Kinji Uno +2 more | 1998-11-24 |