Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8976426 | Light source driving circuit, optical scanning device, and image forming apparatus | Atsufumi Omori, Hayato Fujita | 2015-03-10 |
| 8957934 | Light source drive circuit, optical scanning apparatus, semiconductor drive circuit, and image forming apparatus | Hayato Fujita, Atsufumi Omori, Masaaki Ishida | 2015-02-17 |
| 8928715 | Light source driver, light source-driving method, image-forming apparatus, light source-driving circuit, and optical scanner | Atsufumi Omori, Masaaki Ishida, Hayato Fujita | 2015-01-06 |
| 8929759 | Image forming apparatus and density change suppressing method | Kazuhiro Akatsu, Masaaki Ishida, Atsufumi Omori, Hayato Fujita | 2015-01-06 |
| 8648892 | Image forming apparatus to detect and correct density variations in a developed image | Seizo Suzuki, Masaaki Ishida, Atsufumi Omori, Kazuhiro Akatsu, Hayato Fujita | 2014-02-11 |
| 8610971 | Image forming apparatus | Atsufumi Omori, Masaaki Ishida, Yasuhiro Nihei | 2013-12-17 |