Issued Patents All Time
Showing 25 most recent of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12181821 | Fixing device and image forming apparatus | Masakazu Uehara, Hironori Takahashi, Tomohiro Watatani, Shota Onishi | 2024-12-31 |
| 12050422 | Fixing device and image forming apparatus | Masakazu Uehara, Hironori Takahashi, Tomohiro Watatani, Shota Onishi | 2024-07-30 |
| 12044990 | Fixing device and image forming apparatus capable of suppressing deformation of fixing belt and excessive adhesion of lubricant | Tomohiro Watatani, Masakazu Uehara, Hironori Takahashi, Shota Onishi, Takuya Kawasumi | 2024-07-23 |
| 11966182 | Fixing device and image forming apparatus | Hironori Takahashi, Masakazu Uehara, Tomohiro Watatani, Shota Onishi | 2024-04-23 |
| 11934123 | Fixing device and image forming apparatus including the same | Atsushi Kohama | 2024-03-19 |
| 11886137 | Fixing device and image forming apparatus including thermistor and thermostat aligned in a sheet conveyance direction | Fumito Nakamoto, Masakazu Uehara, Hironori Takahashi, Tomohiro Watatani | 2024-01-30 |
| 11796945 | Fixing device and image forming apparatus | Tomohiro Watatani | 2023-10-24 |
| 11507004 | Fixing device and image forming apparatus | Masakazu Uehara, Tomohiro Watatani, Fumito Nakamoto | 2022-11-22 |
| 11500316 | Fixing device and image forming apparatus | Masakazu Uehara, Tomohiro Watatani, Fumito Nakamoto | 2022-11-15 |
| 11474463 | Fixing device and image forming apparatus capable of promoting circulation of lubricant | Fumito Nakamoto, Masakazu Uehara, Tomohiro Watatani | 2022-10-18 |
| 11422494 | Fixing device having heater holding member restricting movement of belt holding member, and image forming apparatus including same | Masakazu Uehara, Tomohiro Watatani, Fumito Nakamoto | 2022-08-23 |
| 11137705 | Fixing device, image forming apparatus | Shunsaku FUJII, Takashi Eiki, Hiroki Kawasaki, Ryohei Tokunaga, Rina Kikukawa +5 more | 2021-10-05 |
| 11126119 | Fixing device including heater holding member that holds heater for heating belt | Hironori Takahashi, Masakazu Uehara, Tomohiro Watatani, Fumito Nakamoto | 2021-09-21 |
| 11126120 | Fixing device and image forming apparatus | Hironori Takahashi, Masakazu Uehara, Tomohiro Watatani, Fumito Nakamoto | 2021-09-21 |
| 10990046 | Fixing device having heater holding member with inclined slits | Tomohiro Watatani, Masakazu Uehara, Hironori Takahashi, Fumito Nakamoto | 2021-04-27 |
| 10969718 | Fixing device including rotor facing inner circumferential surface of fixing belt and image forming apparatus | Tomohiro Watatani, Masakazu Uehara, Hironori Takahashi, Fumito Nakamoto | 2021-04-06 |
| 10877409 | Fixing device and image forming apparatus | Tomohiro Watatani, Masakazu Uehara, Hironori Takahashi | 2020-12-29 |
| 10866549 | Fixing device capable of restricting electric connection state from becoming unstable, image forming apparatus | Atsushi Kohama, Takashi Eiki, Hiroki Kawasaki | 2020-12-15 |
| 10838335 | Fixing device capable of restricting heater from bending toward pressure roller, image forming apparatus | Takashi Eiki | 2020-11-17 |
| 10838334 | Fixing device and image forming apparatus | Masakazu Uehara, Hironori Takahashi, Tomohiro Watatani | 2020-11-17 |
| 10768561 | Fixing device and image forming apparatus | Takashi Eiki, Hiroki Kawasaki, Atsushi Kohama | 2020-09-08 |
| 10747155 | Fixing device and image forming apparatus | Masakazu Uehara, Hironori Takahashi, Tomohiro Watatani | 2020-08-18 |
| 10627756 | Fixing device and image forming apparatus | Takashi Eiki, Hiroki Kawasaki, Atsushi Kohama | 2020-04-21 |
| 10514639 | Heating unit, fixing device, and image forming apparatus | Hiroki Kawasaki, Takashi Eiki, Kotatsu Kawaguchi, Ryohei Tokunaga, Atsushi Kohama +3 more | 2019-12-24 |
| 10386762 | Heating unit including heating parts, in which each heating part includes heating resistors, fixing device including this heating unit, and image forming apparatus including this fixing device | Takashi Eiki, Hiroki Kawasaki, Ryohei Tokunaga, Atsushi Kohama, Kotatsu Kawaguchi +1 more | 2019-08-20 |