| 12304224 |
Image forming apparatus |
Yoshihiko Tanaka, Takatoshi Tanaka, Fumihiko Yamaya, Naoki Matsushita, Hiroki Katayama |
2025-05-20 |
| 11852988 |
Image forming apparatus with improved vibration rigidity |
Shoji Yamamoto, Akira Yoshimura, Shogo Nagamine, Naoki Matsushita, Yoshihiko Tanaka +4 more |
2023-12-26 |
| 11820158 |
Image forming apparatus |
Yoshihiko Tanaka, Takatoshi Tanaka, Fumihiko Yamaya, Naoki Matsushita, Hiroki Katayama |
2023-11-21 |
| 11385457 |
Optical scanning device having rotating polygon mirror, and image forming apparatus including the same |
Yoshihiko Tanaka, Hisanori Kobayashi, Naoki Matsushita, Takatoshi Tanaka, Hiroki Katayama |
2022-07-12 |
| 11383413 |
Manufacturing method of polygonal mirror, polygonal mirror, deflector, optical scanning apparatus and image forming apparatus |
Fumihiko Yamaya, Hiroki Katayama, Yoshihiko Tanaka, Takatoshi Tanaka, Atsushi Takata +1 more |
2022-07-12 |
| 11366310 |
Polygonal mirror, deflector, optical scanning apparatus and image forming apparatus |
Naoki Matsushita, Atsushi Takata, Yoshihiko Tanaka, Takatoshi Tanaka, Fumihiko Yamaya +1 more |
2022-06-21 |
| 11353805 |
Image forming apparatus to address vibration rigidity of a scanner unit |
Shoji Yamamoto, Akira Yoshimura, Shogo Nagamine, Naoki Matsushita, Yoshihiko Tanaka +4 more |
2022-06-07 |
| 11249303 |
Rotary polygon mirror, light deflecting unit, and optical scanning apparatus including light deflecting unit |
Hisanori Kobayashi, Yoshihiko Tanaka, Naoki Matsushita, Takatoshi Tanaka, Hiroki Katayama |
2022-02-15 |
| 11086248 |
Image forming apparatus with fan configured for dust-resistant cooling of optical scanning unit |
Yoshihiko Tanaka, Hisanori Kobayashi, Takatoshi Tanaka, Naoki Matsushita, Hiroki Katayama |
2021-08-10 |
| 11022908 |
Image forming apparatus |
Shoji Yamamoto, Akira Yoshimura, Shogo Nagamine, Naoki Matsushita, Yoshihiko Tanaka +4 more |
2021-06-01 |
| 10649360 |
Optical scanning device |
Jun Nagatoshi, Shunsuke Tanaka |
2020-05-12 |
| 10281834 |
Optical scanning device |
Jun Nagatoshi, Shunsuke Tanaka |
2019-05-07 |
| 9977237 |
Optical scanning device, and image forming apparatus equipped with the same |
Akihiro Fukutomi, Tomoyuki Kawano |
2018-05-22 |
| 9740135 |
Optical scanning device |
Jun Nagatoshi, Shunsuke Tanaka |
2017-08-22 |
| 9558431 |
Optical scanning apparatus |
Jun Nagatoshi |
2017-01-31 |
| 9557702 |
Image forming apparatus with curl correcting unit |
Wataru Uchida, Ryo Iwasawa, Tomooku Koyama, Taro Ishifune, Ken Murooka +1 more |
2017-01-31 |
| 9411157 |
Optical scanning device, and image forming apparatus equipped with the same |
Akihiro Fukutomi, Tomoyuki Kawano |
2016-08-09 |
| 9075386 |
Image forming apparatus with a curl correcting unit |
Wataru Uchida, Ryo Iwasawa, Tomooku Koyama, Taro Ishifune, Ken Murooka +1 more |
2015-07-07 |
| 6437817 |
Image forming apparatus and image forming method |
Jiro Ishizuka |
2002-08-20 |
| 5966578 |
Heat-pressure fixing device and silicone rubber roller |
Osamu Soutome, Kazuo Kishino, Masaaki Takahashi, Jiro Ishizuka, Hideo Kawamoto |
1999-10-12 |
