Issued Patents All Time
Showing 25 most recent of 73 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12411435 | Image forming apparatus | Jun Hara, Mikihiko Hamada, Shuichi Tetsuno, Toshihiko Takayama | 2025-09-09 |
| 12411446 | Image forming apparatus having a toner replenishment operation | Kensuke Umeda, Kazuhiro Funatani, Takanori Watanabe, Ai Suzuki | 2025-09-09 |
| 12366819 | Image forming apparatus | Toshihiko Takayama, Shuichi Tetsuno, Shimpei Ishikawa | 2025-07-22 |
| 12313994 | Image forming apparatus | Ai Suzuki, Kensuke Umeda, Kazuhiro Funatani | 2025-05-27 |
| 12298700 | Image forming apparatus controlling image forming and sheet interval operations | Ai Suzuki, Kensuke Umeda, Kazuhiro Funatani | 2025-05-13 |
| 12276929 | Image forming apparatus | Toshihiko Takayama, Shuichi Tetsuno | 2025-04-15 |
| 12265354 | Image forming apparatus | Kazuhiro Funatani, Kensuke Umeda, Takanori Watanabe, Ai Suzuki | 2025-04-01 |
| 12204270 | Image forming apparatus with brush that collects material adhered to surface of image bearing member and that includes brush portion including threads having specified thread density | Kazuhiro Funatani, Shuichi Tetsuno, Toshihiko Takayama, Jun Hara | 2025-01-21 |
| 12197160 | Image forming apparatus | Toshihiko Takayama, Shuichi Tetsuno, HIROKO KATAGIRI, Mikihiko Hamada | 2025-01-14 |
| 12140885 | Image forming apparatus including brush for surface of developer supplying member | Takanori Watanabe, Kazuhiro Funatani, Kensuke Umeda, Ai Suzuki | 2024-11-12 |
| 12124183 | Image forming apparatus capable of suppressing an improper charge resulting from toner being moved from a transfer member to a photosensitive member | Kensuke Umeda, Ai Suzuki, Kazuhiro Funatani, Shuichi Tetsuno, Toshihiko Takayama +1 more | 2024-10-22 |
| 12099315 | Image forming apparatus | Jun Hara, Mikihiko Hamada, Shuichi Tetsuno, Toshihiko Takayama | 2024-09-24 |
| 12072654 | Image forming apparatus | Jun Hara, Shuichi Tetsuno, Toshihiko Takayama, Kazuhiro Funatani | 2024-08-27 |
| 12050419 | Image forming apparatus | Ai Suzuki, Osamu Sasaoka, Kensuke Umeda | 2024-07-30 |
| 12032322 | Image forming apparatus | Toshihiko Takayama, Shuichi Tetsuno, Jun Hara, Mikihiko Hamada, Kazuhiro Funatani | 2024-07-09 |
| 12025933 | Heating device and image forming apparatus | Kensuke Umeda, Ai Suzuki, Kazuhiro Funatani | 2024-07-02 |
| 11960232 | Image forming apparatus controlling condition of charging brush | Ai Suzuki, Kensuke Umeda, Kazuhiro Funatani | 2024-04-16 |
| 11947280 | Image forming apparatus | Kazuhiro Funatani, Masatake Tanaka, Kentaro Yamawaki, Kenichi Iida, Kensuke Umeda +2 more | 2024-04-02 |
| 11886141 | Image forming apparatus having a toner replenishment operation | Kensuke Umeda, Kazuhiro Funatani, Takanori Watanabe, Ai Suzuki | 2024-01-30 |
| 11841669 | Image forming apparatus with brush portion comprising threads and with control to perform rotation of and stop of image bearing member to change posture of brush portion | Kazuhiro Funatani, Shuichi Tetsuno, Toshihiko Takayama, Jun Hara | 2023-12-12 |
| 11829105 | Image forming method and image forming apparatus | Ai Suzuki, Kazuhiro Funatani, Kensuke Umeda, Masamichi Sato, Masatake Tanaka | 2023-11-28 |
| 11815827 | Image forming apparatus | Jun Hara, Mikihiko Hamada, Shuichi Tetsuno, Toshihiko Takayama | 2023-11-14 |
| 11782365 | Image forming apparatus | Ai Suzuki, Osamu Sasaoka, Kensuke Umeda | 2023-10-10 |
| 11768456 | Image forming apparatus | Ai Suzuki, Kensuke Umeda, Kazuhiro Funatani | 2023-09-26 |
| 11747753 | Image forming apparatus configured to control the voltage applied to the transfer member to suppress image defects | Kazuhiro Funatani, Kensuke Umeda, Takanori Watanabe, Ai Suzuki | 2023-09-05 |