Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D386518 | Image forming apparatus | Ryoko Unishi | 1997-11-18 |
| 5598695 | Rotor type open-end spinning unit having outer and inner rotors | Masashi Kaneko, Yasuyuki Kawai, Hisaaki Hayashi | 1997-02-04 |