Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12355929 | Image reading apparatus and image forming system | Naoto HAMABATA | 2025-07-08 |
| 12234117 | Recording-material-transporting apparatus and image forming system | Taketoshi TANAKA | 2025-02-25 |
| 12122631 | Recording-material-transporting apparatus and image forming system | Koji Kawano | 2024-10-22 |
| 12124200 | Recording-material-transporting apparatus and image forming system with oppositely oriented image readers | — | 2024-10-22 |
| 11899390 | Recording-material-transporting apparatus and image forming system | Seiichi Takayama, Taketoshi TANAKA, Tadashi SUGIZAKI | 2024-02-13 |
| 11878888 | Post-processing apparatus and image forming apparatus | Koji Kawano, Takayuki FUKAMACHI | 2024-01-23 |
| 11204578 | Cleaning device, waste toner recovery device, and image forming device | Kazutoshi Sugitani, Koichi Sato, Hibiki Sasaki, Kaoru Matsushita, Kiyotoshi Kaneyama +1 more | 2021-12-21 |
| 11067941 | Image forming apparatus including a roller support unit and a contact portion | Koichi Sato, Kazutoshi Sugitani, Hibiki Sasaki, Kaoru Matsushita, Kiyotoshi Kaneyama | 2021-07-20 |
| 11009813 | Image forming apparatus including a dispersion unit | Kaoru Matsushita, Koichi Sato, Kazutoshi Sugitani, Hibiki Sasaki, Kiyotoshi Kaneyama | 2021-05-18 |
| 11004470 | Content reproduction device, content reproduction method, and content reproduction system | — | 2021-05-11 |
| 10694553 | Connection method of communication device and the communication device | — | 2020-06-23 |
| 10659879 | Communication system, communication device, and communication device management method | Akihiko Suyama, Yuki SUEMITSU, Tomoyoshi Akutagawa | 2020-05-19 |
| 10587953 | Communication system, communication device, and communication device management method | Akihiko Suyama, Yuki SUEMITSU, Tomoyoshi Akutagawa | 2020-03-10 |
| 10390138 | Audio system, audio apparatus, and control method for audio apparatus | Yuki SUEMITSU, Osamu Kohara, Futoshi Muronaga, Kazuhiro Iwashita | 2019-08-20 |
| 10362618 | Communication system, communication device, and method for reconnecting communication system | Yuki SUEMITSU | 2019-07-23 |
| 9977374 | Transfer unit and image forming apparatus including a belt-shaped transfer target member | Yoshiyuki Takashima, Hiroaki Yagi | 2018-05-22 |
| 9581940 | Transfer device and image forming apparatus | Sota Hara, Yoshiyuki Takashima, Hiroaki Yagi, Koji Deguchi, Kentaro Iwamoto +1 more | 2017-02-28 |
| 9037041 | Image forming apparatus and transfer device having a rotatable door | Masatoshi Yamada, Masaaki Tokunaga, Hiroyuki Koide, Mabumi Kashihara | 2015-05-19 |
| 8862019 | Cleaning device and image forming apparatus including the same | Tsutomu Komiyama, Masaaki Tokunaga, Kazuyoshi Hagiwara, Kazutoshi Sugitani, Koichi Sato +1 more | 2014-10-14 |
| 8774674 | Image forming apparatus and transport guiding device having a smoothly operating door | Masaaki Tokunaga, Masatoshi Yamada, Mabumi Kashihara, Hiroyuki Koide | 2014-07-08 |
| 8699935 | Developer conveying apparatus and image forming apparatus | Kazumi Yamanaka, Yoshihiro Enomoto, Masaaki Tokunaga, Hirofumi Goto, Shinichi Kawamata +1 more | 2014-04-15 |
| 8285169 | Feeding apparatus and image forming apparatus | Masaaki Tokunaga, Naoto Yoshino | 2012-10-09 |