Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7477442 | Display apparatus and method for producing the same | Tadashi Iwamatsu, Hiroyuki Hirakawa, Nobuyuki Azuma | 2009-01-13 |
| 6714225 | Image formation apparatus and image formation method | Tetsuro Toyoshima, Tadashi Iwamatsu, Nobuyuki Azuma, Yoshinori Nakajima | 2004-03-30 |
| 6496210 | Electrophotographic imaging apparatus | Tetsuro Toyoshima, Tadashi Iwamatsu, Nobuyuki Azuma | 2002-12-17 |
| 6433803 | Exposure apparatus for image formation and image formation method | Tetsuro Toyoshima, Tadashi Iwamatsu, Nobuyuki Azuma, Yoshinori Nakajima | 2002-08-13 |
| 6417876 | Apparatus and method for forming image with high image resolution from images having various dot densities | Yoshinori Nakajima, Tetsuro Toyoshima, Tadashi Iwamatsu, Nobuyuki Azuma | 2002-07-09 |
| 6323888 | Image forming apparatus | Tadashi Iwamatsu, Tetsuro Toyoshima, Nobuyuki Azuma, Yoshinori Nakajima | 2001-11-27 |
| 6298206 | Electrophotographic developing apparatus | Tetsuro Toyoshima, Tadashi Iwamatsu, Nobuyuki Azuma, Yoshinori Nakajima | 2001-10-02 |
| 6239824 | Apparatus and method for forming image with superior image reproducibility | Tetsuro Toyoshima, Tadashi Iwamatsu, Nobuyuki Azuma, Yoshinori Nakajima | 2001-05-29 |