Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12241252 | Handrail | Takahiro Kawashima | 2025-03-04 |
| 9958806 | Developing device and image forming apparatus incorporating same | Masato Tsuji, Tetsumaru Fujita, Yuji Nagatomo, Yutaro Kaku, Kazuki Matsumoto | 2018-05-01 |
| 9804533 | Image forming apparatus | Takeshi Yamashita | 2017-10-31 |
| 9772601 | Image forming apparatus and process unit | Takeshi Yamashita, Kazuki Matsumoto, Emi Kita, Naoki Nakatake, Takeshi Sakashita +1 more | 2017-09-26 |
| 9733607 | Toner conveyance device and image forming apparatus | Kazuki Matsumoto, Naoki Nakatake, Emi Kita | 2017-08-15 |
| 9389572 | Drive transmitter, process unit incorporating the drive transmitter, and image forming apparatus incorporating the drive transmitter | — | 2016-07-12 |
| 9217989 | Process unit and image forming apparatus incorporating same | Kenji Nakamura, Takeshi Yamashita, Tamotsu Ikeda, Minoru Toyoda, Yasuhide Matsuno | 2015-12-22 |
| 9213270 | Image forming apparatus | Tetsushi Sakuma, Takeshi Sakashita, Masanari Fujita, Yuuji Meguro, Masato Tsuji | 2015-12-15 |
| 9164470 | Transfer device and attachment of the transfer device to a cover of an image forming apparatus | Takeshi Sakashita, Masanari Fujita, Tetsushi Sakuma | 2015-10-20 |
| 9031450 | Toner collection unit and image forming apparatus incorporating same | Tetsushi Sakuma, Takeshi Sakashita, Kenji Nakamura, Masanari Fujita, Yuuji Meguro | 2015-05-12 |
| 8983357 | Powder transport device and image forming apparatus incorporating same | Takeshi Sakashita, Yuuji Meguro, Masanari Fujita, Tetsushi Sakuma, Masato Tsuji | 2015-03-17 |
| 8971752 | Belt device and image forming apparatus | Yuuji Meguro, Masanari Fujita, Takeshi Sakashita, Tetsushi Sakuma | 2015-03-03 |
| 8265524 | Transfer device, image forming apparatus, and waste toner container | Kohji Hatayama, Tomofumi Inoue, Takeshi Sakashita, Yuuji Meguro, Takeru Muramatsu | 2012-09-11 |
| 8233823 | Belt device and image forming apparatus | Tomoya Adachi, Takafumi Miyazaki, Takeshi Yamashita | 2012-07-31 |
| 8135307 | Transfer belt device, method of assembling the same, and image forming apparatus | Tomofumi Inoue, Takeshi Sakashita, Yuuji Meguro, Takeru Muramatsu | 2012-03-13 |
| 8112015 | Belt unit and image forming apparatus | Tomofumi Inoue, Takeshi Sakashita, Takeru Muramatsu, Yuuji Meguro | 2012-02-07 |
| 8099032 | Image forming apparatus | Takatsugu Iwami, Yoshie Tsuchida | 2012-01-17 |
| 8005412 | Transfer device and image forming apparatus | Takeshi Sakashita, Yuuji Meguro, Takeru Muramatsu, Takuya Etoh | 2011-08-23 |
| 7970297 | Powder container and image forming apparatus | Tomofumi Inoue, Kohji Hatayama, Takeshi Sakashita, Yuuji Meguro, Takeru Muramatsu | 2011-06-28 |
| 7970336 | Powder housing unit and image forming apparatus with powder housing unit | Takeshi Sakashita, Tomofumi Inoue, Takeru Muramatsu, Kohji Hatayama, Yuuji Meguro | 2011-06-28 |
| 7904010 | Belt unit, transfer belt unit, and image forming apparatus | Yuuji Meguro, Tomofumi Inoue, Kohji Hatayama, Takeru Muramatsu | 2011-03-08 |
| 7860421 | Image forming apparatus | Kazuo Mohri | 2010-12-28 |
| 7735634 | Belt device and image forming apparatus | Takafumi Miyazaki, Tomoya Adachi, Takeshi Yamashita | 2010-06-15 |