Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6840596 | Ink-jet image forming method and ink-jet image forming device | Hiroyuki Ishikura, Susumu Hirata | 2005-01-11 |
| 6517177 | Ink-jet image forming method and ink-jet image forming device | Hiroyuki Ishikura, Susumu Hirata | 2003-02-11 |