Issued Patents All Time
Showing 1–25 of 71 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12271148 | Drum unit having electrical contact surface positioned at outer surface of frame and image forming apparatus provided with the same | Isao Kishi, Nao Itabashi, Kouji Watanabe, Makoto Souda | 2025-04-08 |
| 11892795 | Image-forming apparatus including short-range wireless communication circuit board and relay circuit board arranged to partially overlap with each other | Junichi Yokoi | 2024-02-06 |
| 11853002 | Drum unit having electrical contact surface positioned at outer surface of frame and image forming apparatus provided with the same | Isao Kishi, Nao Itabashi, Kouji Watanabe, Makoto Souda | 2023-12-26 |
| 11809124 | Cleaning unit including handle having lock mechanism for locking cleaning unit to main body of image forming apparatus | Atsushi Ozawa, Hikaru Iino | 2023-11-07 |
| 11579559 | Image forming apparatus including developing cartridge | Wataru Yamaguchi, Yasuhiro Hosokawa | 2023-02-14 |
| 11579558 | Image forming apparatus having cover with link to support exposure heads | Junichi Hiraoka | 2023-02-14 |
| 11526113 | Image forming apparatus | — | 2022-12-13 |
| 11409228 | Image forming apparatus configured to determine position of cam based on detection result of sensor | Wataru Yamaguchi | 2022-08-09 |
| 11347166 | Belt unit including first frame provided with bearing holder positioned closer to second frame, and image-forming apparatus provided with the belt unit | Wataru Yamaguchi, Kazuya Kamikawa | 2022-05-31 |
| 11341935 | Data relay device and display device | Takamasa Koyama | 2022-05-24 |
| 11262695 | Drum unit having electrical contact surface positioned at outer surface of frame and image forming apparatus provided with the same | Isao Kishi, Nao Itabashi, Kouji Watanabe, Makoto Souda | 2022-03-01 |
| 11187667 | Biological sample measuring apparatus | Hirotaka Ochi, Keisuke Matsumura, Hitoshi Fujino | 2021-11-30 |
| 11099045 | Gas flow meter for graphically displaying and indicating a history of integrated flow amount | Kentaro Yamazaki | 2021-08-24 |
| 11035714 | Flow meter | Satoru TOMOSHI, Hiroki Matsui | 2021-06-15 |
| 10976693 | Image forming apparatus including technique of detecting full state of a waste-toner box | — | 2021-04-13 |
| 10935916 | Sheet conveying device and image recording apparatus | — | 2021-03-02 |
| 10871604 | Display device and image forming apparatus | Hiroyuki Ominato, Toshio Sakai, Masao Ichiyanagi | 2020-12-22 |
| 10845755 | Drum unit having electrical contact surface positioned at outer surface of frame and image forming apparatus provided with the same | Isao Kishi, Nao Itabashi, Kouji Watanabe, Makoto Souda | 2020-11-24 |
| 10569654 | Regenerated energy display device | Risa Tokairin, Yoichi Kobayashi | 2020-02-25 |
| 10562327 | Image forming apparatus and image forming system including clutch and controller which controls whether clutch allows drive force to be transmitted to driving member | Shintaro Sakaguchi | 2020-02-18 |
| 10539922 | Image forming apparatus including drawer | Hikaru Iino, Masato Makino | 2020-01-21 |
| 10529958 | Battery packaging material | Shunsuke Ueda, Rikiya Yamashita, Yaichiro Hori | 2020-01-07 |
| 10483503 | Battery packaging material | Rikiya Yamashita, Yaichiro Hori | 2019-11-19 |
| 10451119 | Driving force transmitter, sheet feeding unit, and image forming apparatus | — | 2019-10-22 |
| 10401789 | Drum unit having electrical contact surface positioned at outer surface of frame and image forming apparatus provided with the same | Isao Kishi, Nao Itabashi, Kouji Watanabe, Makoto Souda | 2019-09-03 |