Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6898383 | Image forming apparatus | Mayumi Ohori, Masaru Tanaka, Haruji Mizuishi, Kenzo Tatsumi, Hiroshi Mizusawa +3 more | 2005-05-24 |
| 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, Kenzo Tatsumi, Hiroshi Mizusawa +3 more | 2003-09-30 |
| 6160969 | Image forming apparatus with a voltage applying unit for image transfer | Kouji Ishigaki, Haruji Mizuishi, Masaru Tanaka, Kenzou Tatsumi, Hiroshi Mizusawa +3 more | 2000-12-12 |
| 6144811 | 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, Kenzo Tatsumi, Hiroshi Mizusawa +3 more | 2000-11-07 |
| 6085062 | Electrophotographic image forming apparatus | Haruji Mizuishi, Ken Amemiya, Hiroshi Mizusawa, Mayumi Ohori, Masaru Tanaka +2 more | 2000-07-04 |
| 5719684 | Image forming apparatus having an endless conveying and transferring belt with an interrupt control | Masato Yokoyama, Masumi Sato | 1998-02-17 |
| 5189479 | Image transferring device for a color image recorder | Itaru Matsuda | 1993-02-23 |
| 4984024 | Image transfer unit for image recording apparatus | Itaru Matsuda, Masato Yanagida | 1991-01-08 |