Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6502960 | Light source device for an image forming apparatus | Yasuhiro Naoe, Akio Yashiba | 2003-01-07 |
| 6299331 | Light source device for an image forming apparatus | Yasuhiro Naoe, Akio Yashiba | 2001-10-09 |
| 6179445 | Light source device for an image forming apparatus | Yasuhiro Naoe, Akio Yashiba | 2001-01-30 |
| 5997153 | Light source device for an image forming apparatus | Yasuhiro Naoe, Akio Yashiba | 1999-12-07 |
| 5758950 | Light source device for an image forming apparatus | Yasuhiro Naoe, Akio Yashiba | 1998-06-02 |
| 4339702 | Stepping motor drive apparatus | Shigeyuki Araki | 1982-07-13 |