Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9213300 | Image forming apparatus with a charging bias supply circuit | Kuniaki Kashiwakura, Noritoshi Hagimoto, Hokuto Hatano | 2015-12-15 |
| 8564839 | Electrophotographic image forming apparatus that selects a screen from a plurality of screens based on distance between toner adhesion or non-adhesion regions | Naotoshi Kawai, Tomohiro Kato | 2013-10-22 |
| 8559083 | Image forming apparatus in which intermediate gradation reproducibility is enhanced | Tomohiro Kato, Naotoshi Kawai, Tomoyuki Imura | 2013-10-15 |