Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5671004 | Internal drum scanning type image recording apparatus | — | 1997-09-23 |
| 5668588 | Spiral scanning image recording apparatus and image recording method | Kiyoomi Mitsuki | 1997-09-16 |