Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7817177 | Optical scanning device and image forming apparatus | Yoshinori Hayashi, Tomoya Ohsugi, Kenichiroh Saisho, Yasuhiro Naoe, Hiroyuki Okuwaki | 2010-10-19 |
| 7643191 | Optical scanner and image forming apparatus | Hiroyuki Okuwaki, Yasuhiro Naoe, Shinichi Ozaki, Jun ANDO | 2010-01-05 |