Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7973291 | Electronic apparatus | Toshiaki Kagawa | 2011-07-05 |
| 7826763 | Ozone removal device, image forming apparatus having the same, and method for removing ozone | Katsumi Adachi, Toshiaki Kagawa | 2010-11-02 |
| 7796903 | Charging apparatus with a discharge electrode having a plurality of sharp-pointed portions | Toshiaki Kagawa, Katsumi Adachi | 2010-09-14 |