Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7817177 | Optical scanning device and image forming apparatus | Yoshinori Hayashi, Tomoya Ohsugi, Kenichiroh Saisho, Yasuhiro Naoe, Ryouji Hirai | 2010-10-19 |
| 7643191 | Optical scanner and image forming apparatus | Yasuhiro Naoe, Ryouji Hirai, Shinichi Ozaki, Jun ANDO | 2010-01-05 |
| 6992279 | Method for adjusting a multi-beam source unit | Osamu Kawazoe, Yasuhiro Naoe | 2006-01-31 |
| 6798820 | Adjusting device for a multi-beam source unit and image forming apparatus | Osamu Kawazoe, Yasuhiro Naoe | 2004-09-28 |
| 6343092 | Light source device including semiconductor lasers | Yasuhiro Naoe, Osamu Kawazoe | 2002-01-29 |
| 6097749 | Light source device including semiconductor lasers | Yasuhiro Naoe, Osamu Kawazoe | 2000-08-01 |