Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5610696 | Image forming apparatus having developer carrying member supplied with oscillating voltage | Shigeru Ohki, Hiroyuki Suzuki | 1997-03-11 |
| 5512406 | Toners of different size for electrophotography | Kenichi Takeda, Tatsuya Tada, Nobuyuki Itoh, Masao Nakano, Isami Itoh | 1996-04-30 |
| 5469266 | Color image processing apparatus which uses different screen angles for different color components | Akihiro Usami, Yoshinori Mochida, Atsutomo Yoshizawa, Yoshinori Ikeda, Yukio Nagase +4 more | 1995-11-21 |
| 5438394 | Image forming apparatus usable with a carrier having magnetization controlled in relation to recording density | Hiroyuki Suzuki, Yukio Nagase, Kenichiro Waki, Masaru Hibino | 1995-08-01 |
| 5424812 | Image forming apparatus having developer carrying member supplied with oscillating voltage | Shigeru Ohki, Hiroyuki Suzuki | 1995-06-13 |
| 5359433 | Image processing apparatus with reduced image deterioration in highlight portions | Yukio Nagase | 1994-10-25 |
| 5341165 | Scanning controller for color electrophotographic apparatus | Hiroyuki Suzuki, Yukio Nagase | 1994-08-23 |
| 5313233 | Image forming apparatus | Yukio Nagase, Yuji Sakemi, Akira Watanabe, Masahiro Itoh, Kenichi Takeda | 1994-05-17 |
| 5153609 | Image forming apparatus | Toshinori Ando, Yukio Nagase, Sono Gu | 1992-10-06 |
| 5148287 | Image processing apparatus with good highlight reproduction | Yukio Nagase | 1992-09-15 |
| 5130808 | Image forming apparatus with dot concentration | — | 1992-07-14 |