| 12332595 |
Image forming apparatus and image quality adjustment method capable of suppressing variation in image quality of output image immediately after start of image forming process |
Yasuaki Sakamoto, Masaru Watanabe, Kenichi Hayashi, Hideyuki Ogasawara, Yukiko Yoshimura |
2025-06-17 |
| 12259672 |
Toner concentration sensing apparatus capable of accurately sensing toner concentration of toner image, image forming apparatus, and toner concentration sensing method |
Yasuaki Sakamoto, Masaru Watanabe, Kenichi Hayashi, Hideyuki Ogasawara, Yukiko Yoshimura |
2025-03-25 |
| 12222668 |
Image forming apparatus capable of adjusting emission light amount of light-emitting portion, and light amount adjustment method |
Yasuaki Sakamoto, Masaru Watanabe |
2025-02-11 |
| 12001159 |
Adjustment method for image forming apparatus, and image forming apparatus |
Masaru Watanabe, Kanako Kikuchi, Yasuaki Sakamoto, Yuki Nakaiwa, Keisuke Oba +2 more |
2024-06-04 |
| 11971676 |
Image density measurement method and image forming apparatus |
Masaru Watanabe, Yasuaki Sakamoto, Kenichi Hayashi, Hideyuki Ogasawara, Yukiko Yoshimura |
2024-04-30 |
| 11868060 |
Image forming apparatus capable of detecting deviation between exposure device and photoconductor drum |
Masaru Watanabe, Kanako Kikuchi, Yasuaki Sakamoto, Yuki Nakaiwa, Keisuke Oba +2 more |
2024-01-09 |
| 11815839 |
Image forming apparatus capable of adjusting image forming condition accurately, and image forming condition adjustment method |
Keisuke Oba, Masaru Watanabe, Yasuaki Sakamoto, Kanako Kikuchi, Yuki Nakaiwa +2 more |
2023-11-14 |
| 9499366 |
Sheet feeding device, image forming apparatus, and method for controlling a sheet feeding device |
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2016-11-22 |