Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9022377 | Sheet processing apparatus | Yumiko Kato | 2015-05-05 |
| 8840099 | Binding apparatus | Yumiko Kato, Kuniaki Kimura, Hiroshi Tsuchiya | 2014-09-23 |
| 8393607 | Sheet processing device | Yumiko Kato | 2013-03-12 |