Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4806989 | Optical correction device | Yozo Fujii | 1989-02-21 |
| 4796059 | Image forming apparatus with magnification changing device | Yozo Fujii | 1989-01-03 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4806989 | Optical correction device | Yozo Fujii | 1989-02-21 |
| 4796059 | Image forming apparatus with magnification changing device | Yozo Fujii | 1989-01-03 |