Issued Patents All Time
Showing 25 most recent of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12228872 | Image forming device conveying sheet in a non-contact state between a preheating unit and a main fixing unit | Yoshiki Shimodaira, Takayuki Yamashita, Masato Yamashita, Tokuya SAKAMOTO, Kosuke Yamada | 2025-02-18 |
| 12140887 | Image forming apparatus for printing image on nonbendable medium | Tomoaki Yoshioka | 2024-11-12 |
| 12105453 | Fixing device and image forming apparatus | Kosuke Yamada, Yoshiki Shimodaira, Masato Yamashita, Mitsuhiro Matsumoto, Takayuki Yamashita | 2024-10-01 |
| 12061427 | Image forming apparatus | Tomoaki Yoshioka, Takayuki Yamashita | 2024-08-13 |
| 11934119 | Transportation device, fixing device, and image forming apparatus | Masato Yamashita, Yoshiki Shimodaira, Kosuke Yamada, Mitsuhiro Matsumoto, Takayuki Yamashita | 2024-03-19 |
| 11921445 | Transport device, fixing device, and image forming apparatus | Masato Yamashita, Yoshiki Shimodaira, Kosuke Yamada, Mitsuhiro Matsumoto, Takayuki Yamashita | 2024-03-05 |
| 11880148 | Heating device and image forming apparatus | Mitsuhiro Matsumoto, Yoshiki Shimodaira, Kosuke Yamada, Masato Yamashita, Takayuki Yamashita | 2024-01-23 |
| 11754950 | Conveying device, fixing device, and image forming apparatus | Masato Yamashita, Takayuki Yamashita, Yoshiki Shimodaira, Kosuke Yamada, Mitsuhiro Matsumoto | 2023-09-12 |
| 11740575 | Fixing device and image forming apparatus | Kosuke Yamada, Masato Yamashita, Yoshiki Shimodaira, Takayuki Yamashita, Mitsuhiro Matsumoto | 2023-08-29 |
| 11703786 | Fixing device and image-forming apparatus | Yoshiki Shimodaira, Masato Yamashita, Mitsuhiro Matsumoto, Kosuke Yamada, Takayuki Yamashita | 2023-07-18 |
| 11693345 | Transport device, fixing device, and image forming apparatus | Takayuki Yamashita, Yoshiki Shimodaira, Mitsuhiro Matsumoto, Kosuke Yamada, Masato Yamashita | 2023-07-04 |
| 11592769 | Fixation device and image forming apparatus | Kosuke Yamada | 2023-02-28 |
| 11573509 | Heating device and image forming apparatus | Kosuke Yamada, Takayuki Yamashita, Nobuyuki Nakayama | 2023-02-07 |
| 11561492 | Transport device and image forming apparatus | Kosuke Yamada, Nobuyuki Nakayama, Takayuki Yamashita | 2023-01-24 |
| 11550242 | Heating device with an obliquely disposed blowing unit and image forming apparatus | Kosuke Yamada, Takayuki Yamashita, Nobuyuki Nakayama | 2023-01-10 |
| 11480898 | Transport device and image forming apparatus | Kosuke Yamada, Nobuyuki Nakayama, Takayuki Yamashita | 2022-10-25 |
| 11467518 | Image forming device with infrared heater and reflective conveying unit | Masato Yamashita, Takayuki Yamashita, Yoshiki Shimodaira, Kosuke Yamada, Tokuya SAKAMOTO | 2022-10-11 |
| 11458742 | Transport device and image forming apparatus for reducing downward flexing of transport material | Kosuke Yamada, Nobuyuki Nakayama, Takayuki Yamashita | 2022-10-04 |
| 11385577 | Transport device, fixing device, and image forming apparatus | Yoshiki Shimodaira, Tokuya SAKAMOTO, Kosuke Yamada, Masato Yamashita, Takayuki Yamashita | 2022-07-12 |
| 11385582 | Image forming device | Tokuya SAKAMOTO, Takayuki Yamashita, Kosuke Yamada, Yoshiki Shimodaira, Masato Yamashita | 2022-07-12 |
| 11300902 | Fixing device having preheating unit, blowing unit and image forming apparatus | Kosuke Yamada, Takayuki Yamashita, Yoshiki Shimodaira, Tokuya SAKAMOTO, Masato Yamashita | 2022-04-12 |
| 11204563 | Image forming apparatus | Mitsuhiro Matsumoto, Yutaka Kiuchi, Tokuya SAKAMOTO, Masayo Higashimura | 2021-12-21 |
| 9684269 | Transparent belt, light irradiating device, and image forming apparatus | Takashi Matsubara, Tomoko Miyahara | 2017-06-20 |
| 9575446 | Image forming apparatus that has fixing device having light a belt that is wound around a curved surface of a lens | Takashi Matsubara | 2017-02-21 |
| 9429885 | Light irradiation device, fixing device, and image forming apparatus | Takashi Matsubara | 2016-08-30 |