Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6628903 | Image forming apparatus having a sensor for sensing an amount of reflected light from both a photoconductive element and a paper | Mayumi Ohori, Masaru Tanaka, Haruji Mizuishi, Hiroyuki Ohkaji, Kenzo Tatsumi +3 more | 2003-09-30 |
| 6608437 | Electron-emitting device, electron source and image-forming apparatus as well as method of manufacturing the same | Masato Yamanobe, Takeo Tsukamoto, Toshikazu Ohnishi, Keisuke Yamamoto, Sotomitsu Ikeda +2 more | 2003-08-19 |