Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7894734 | Pressure adjusting mechanism for a fixing device and image forming apparatus | Jun Sawamura, Hideki Sato, Yasuo Suzuki, Hitoshi Nanba | 2011-02-22 |
| 7190911 | Detachable unit, image forming apparatus, server computer, computer program, and client system | Hideki Sato, Hitoshi Nanba | 2007-03-13 |
| 6677970 | Light-emitting diode array and optical print head | — | 2004-01-13 |
| 5307089 | Optical printing head | Hiromi Takasu | 1994-04-26 |
| 4502984 | Electroconductive base sheet for electrostatic recording | Eiichi Kato, Masataka Okamoto, Hiroshi Ueda | 1985-03-05 |
| 4256249 | Photographing film conveying device | Takeshi Konno, Takayuki Inayama | 1981-03-17 |