Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12282278 | Image forming apparatus | Akihiko Uchiyama | 2025-04-22 |
| 12174563 | Image forming apparatus controlling current balance based on environmental conditions | Kaito Sunamura | 2024-12-24 |
| 11841650 | Transfer belt and image forming apparatus | Noriaki Egawa, Masatsugu Toyonori | 2023-12-12 |
| 11835891 | Intermediate transfer belt and image forming apparatus | Hiroyuki Kadowaki, Hiroomi Kojima | 2023-12-05 |
| 11762315 | Image forming apparatus that improves contact member durability and suppresses occurrence of cleaning failure | Ken Yokoyama, Koujirou Izumidate | 2023-09-19 |
| 11619894 | Image forming apparatus | — | 2023-04-04 |
| 11169472 | Image forming apparatus that improves contact member durability and suppresses occurrence of cleaning failure | Ken Yokoyama, Koujirou Izumidate | 2021-11-09 |
| 11022922 | Image forming apparatus and intermediate transfer member | Seiji Nakahara, Ken Yokoyama, Hiroshi Kita, Koujirou Izumidate, Kazushi Ino | 2021-06-01 |
| 10551771 | Electrophotographic belt and electrophotographic image forming apparatus | Kouichi Uchida, Koujirou Izumidate, Noriaki Egawa, Masatsugu Toyonori, Yasuhiro Matsuo +2 more | 2020-02-04 |
| 10527972 | Image forming apparatus | Ken Yokoyama, Noriaki Egawa, Koujirou Izumidate, Masatsugu Toyonori | 2020-01-07 |
| 9665043 | Image forming apparatus utilizing adjustment toner image | Kazuhiro Funatani, Masanori Asai, Hiroyuki Seki, Yasutaka Yagi, Tetsuichiro Fujimoto | 2017-05-30 |
| 9658580 | Image forming apparatus | Naoto Tsuchihashi, Yoshisuke Kasuya | 2017-05-23 |
| 9606477 | Image forming apparatus | Yasutaka Yagi, Kazuhiro Funatani, Tetsuichiro Fujimoto, Hiroyuki Seki, Masanori Asai | 2017-03-28 |
| 9599935 | Image forming apparatus with cleaning using cleaning member and charging member | Masanori Asai, Kazuhiro Funatani, Hiroyuki Seki, Yasutaka Yagi, Tetsuichiro Fujimoto | 2017-03-21 |
| 9477191 | Fixing device with back-up member and nip forming member including a projecting portion projecting toward the back-up member | Noriaki Sato, Yasutaka Yagi, Hiroshi Kataoka, Eiji Uekawa, Keisuke Mochizuki +1 more | 2016-10-25 |
| 9280108 | Fixing device | Noriaki Sato, Yasutaka Yagi, Hiroshi Kataoka, Eiji Uekawa, Keisuke Mochizuki +1 more | 2016-03-08 |
| 9261826 | Image forming apparatus | Hiroshi Kataoka | 2016-02-16 |
| 9229351 | Image forming apparatus | Kazuhiro Funatani, Hiroaki Sakai, Akimichi Suzuki | 2016-01-05 |
| 9091977 | Heater with insulated substrate having through holes and image heating apparatus including the heater | Hiroyuki Sakakibara, Yusuke Nakashima, Atsuhiko Yamaguchi | 2015-07-28 |
| 8787810 | Fixing rotating member and fixing device equipped with the same | Hiroyuki Sakakibara, Noriaki Sato | 2014-07-22 |
| 8712307 | Pressure roller and fixing device equipped with the same | Hiroyuki Sakakibara, Noriaki Sato, Hirohiko Aiba, Kouichi Uchida | 2014-04-29 |
| D697541 | Film-forming apparatus | Shinya Fujimoto, Nobuhiro Hayashi, Takayoshi Hirono, Isao Tada | 2014-01-14 |
| D689534 | Film-forming apparatus | Shinya Fujimoto, Nobuhiro Hayashi, Takayoshi Hirono, Isao Tada | 2013-09-10 |
| RE43897 | Recording and reproducing apparatus | Eiichi Takakura | 2013-01-01 |
| 7295768 | Recording and reproducing apparatus | Eiichi Takakura | 2007-11-13 |