Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7221465 | Printer control device and method to control printers in network to which multiple printers are connected, and computer program product to perform said control | — | 2007-05-22 |
| 7165089 | Mail server providing information on electronic mail for sharing the electronic mail | — | 2007-01-16 |
| 7123378 | Image processing apparatus, method and program enabling high-precision color conversion | — | 2006-10-17 |
| 6343194 | Printer controller and printer as well as recording method for controlling specific consumables used therefor | — | 2002-01-29 |
| 6281915 | Apparatus for propelling toner through apertures to form images on a recording medium | Toshio Yamaki, Koji Uno, Yoshifumi Shibata, Hiroshi Hiraguchi | 2001-08-28 |
| 6270196 | Tandem type of direct printing apparatus using gating apertures for supplying toner | Koji Uno, Toshio Yamaki, Yoshifumi Shibata, Hiroshi Hiraguchi | 2001-08-07 |
| 6264308 | Direct printing apparatus | — | 2001-07-24 |
| 6250744 | Printing device for propelling printing material onto a recording medium to form images | Hiroshi Hiraguchi, Koji Uno, Yoshifumi Shibata, Toshio Yamaki | 2001-06-26 |
| 6250743 | Tandem type of direct printing apparatus using gating apertures for supplying toner | Koji Uno, Toshio Yamaki, Yoshifumi Shibata, Hiroshi Hiraguchi | 2001-06-26 |
| 6244692 | Tandem type of direct printing apparatus and method for making a registration of composite image therein | Hiroshi Hiraguchi, Koji Uno, Yoshifumi Shibata, Toshio Yamaki | 2001-06-12 |
| 6241343 | Direct printing apparatus | Toshio Yamaki, Koji Uno, Yoshifumi Shibata, Hiroshi Hiraguchi | 2001-06-05 |
| 6231164 | Apparatus and method for direct printing using first and second electrodes to deposit charged particles | Yoshifumi Shibata, Toshio Yamaki, Koji Uno, Hiroshi Hiraguchi | 2001-05-15 |
| 6227656 | Depositing charged particles onto a sheet based on distances relative to a print head | Yoshifumi Shibata, Toshio Yamaki, Koji Uno, Hiroshi Hiraguchi | 2001-05-08 |
| 6176567 | Direct printing apparatus with automatic cleaning of excess print particles | Koji Uno, Toshio Yamaki, Yoshifumi Shibata, Hiroshi Hiraguchi | 2001-01-23 |
| 5870651 | Developing device with a sealing member to prevent developer leakage | — | 1999-02-09 |
| 5864736 | Image forming apparatus with developing recovery device | Tamotsu Sakuraba, Akihiro Kawasaki | 1999-01-26 |
| 5781827 | Developing device having a bias-controlled toner discharging member | Tateki Oka | 1998-07-14 |
| 5659864 | Dual image forming apparatus and method of using same | Takeki Oka | 1997-08-19 |
| 5552867 | Toner regulating blade having a bevelled edge | Hitoshi Sekino, Yasutsugu Takesue, Akihiro Kawasaki, Hiroshi Toda | 1996-09-03 |
| 5328885 | Transfer recording medium | Yosei Chosa, Masato Yoshida, Takayuki Yokoyama | 1994-07-12 |
| 5327166 | Image forming apparatus including a plurality of printing heads having different image densities | — | 1994-07-05 |