Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5281997 | Optical system housing structure for image forming apparatus | Takahisa Araki, Yoshihiro Nakayama | 1994-01-25 |
| 5243386 | Optical system housing structure for image forming apparatus | Takahisa Araki, Yoshihiro Nakayama | 1993-09-07 |