Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8310741 | Image reading device and image forming apparatus | Masaya Tashiro, Kei Tanaka, Masayuki Sago | 2012-11-13 |
| 8073595 | Lane deviation prevention device | Kou Satou | 2011-12-06 |
| 5797597 | Automatic document conveying device | Masayuki Kakuta | 1998-08-25 |
| 5681493 | Multi-level energy saving temperature controller for image forming fixing unit | Ken Yoshizuka, Tsukasa Sugiyama | 1997-10-28 |
| 5602628 | Image forming apparatus with automatic voltage control | Tsukasa Sugiyama | 1997-02-11 |
| 5381216 | Separating device for image forming apparatus | Haruya Osaka | 1995-01-10 |
| 5121165 | Developer unit and a toner hopper for an image forming device | Seitaro Yoshida, Kunio Nakai, Shinji Ogaki, Hiroshi Kageyama, Sueaki Okamoto +2 more | 1992-06-09 |
| 5023669 | Image forming apparatus having an intermediate sheet alignment and receiving unit | Masaru Hatano | 1991-06-11 |