Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12411432 | Image forming apparatus | Toshihiko Takayama | 2025-09-09 |
| 12339599 | Image forming apparatus | Hirokazu Fujino, Hirokazu Okugawa | 2025-06-24 |
| 12124182 | Image-forming apparatus to control potential difference based on image-forming operation | Shuichi Tetsuno, Toshihiko Takayama, Shuhei Tokiwa, Shimpei Ishikawa, Mikihiko Hamada | 2024-10-22 |
| 12117757 | Image forming apparatus | Atsushi Toda, Hisashi Taniguchi, Bunro Noguchi | 2024-10-15 |
| 12105462 | Image forming apparatus | Taichi Sato, Nobuo Oshima | 2024-10-01 |
| 11526115 | Image forming apparatus capable of suppressing image defects caused by paper dust | Atsushi Toda, Hisashi Taniguchi, Bunro Noguchi | 2022-12-13 |
| 11513449 | Non-contact developer bias voltage control for image forming apparatus | Naoki Fukushima, Nobuyoshi Yoshida, Issei Imamura, Yosuke Kishi | 2022-11-29 |
| 11360426 | Electrophotographic apparatus, process cartridge, and cartridge set | Yoshitaka Suzumura, Hiroyuki Tomono, Takuya Mizuguchi, Osamu Matsushita, Masahiro Kurachi +1 more | 2022-06-14 |
| 11333992 | Image forming apparatus and cartridge | Bunro Noguchi, Hisashi Taniguchi, Atsushi Toda | 2022-05-17 |
| 11275321 | Image forming apparatus comprising leakage detection | Naoki Fukushima | 2022-03-15 |
| 11209768 | Image forming apparatus capable of suppressing image defects caused by paper dust | Atsushi Toda, Hisashi Taniguchi, Bunro Noguchi | 2021-12-28 |
| 11054786 | Image forming apparatus | Yuichiro Hirata, Taku Watanabe, Takayoshi Kihara | 2021-07-06 |
| 10955792 | Process cartridge including photosensitive member having multiple grooves and image forming apparatus including the process cartridge | Yoshihiro Mitsui, Yasukazu Ikami, Shinichi Hagiwara, Kosuke Ikada, Katsuyuki Nonaka | 2021-03-23 |
| 10852175 | Image forming apparatus | Shuhei Kawasaki, Kodai Hayashi, Yoshihiro Mitsui | 2020-12-01 |
| 10761453 | Developing device, process cartridge, and image forming apparatus | Takayoshi Kihara, Shuhei Kawasaki, Yoshihiro Mitsui, Yasukazu Ikami, Takuya Oka | 2020-09-01 |
| 10656554 | Image forming apparatus | Hisashi Taniguchi, Shuhei Kawasaki | 2020-05-19 |
| 10576382 | Golf game apparatus, storage medium, golf game system and golf game control method | Yoshiaki Onishi, Nobuo Matsumiya, Hiroshi Miyamoto, Nobuya Ohashi, Kazuhisa Watanabe +1 more | 2020-03-03 |
| 9958805 | Image forming apparatus | Kodai Hayashi | 2018-05-01 |
| 9804549 | Image forming apparatus | Shuhei Kawasaki, Kodai Hayashi, Yoshihiro Mitsui | 2017-10-31 |
| 9372434 | Image forming apparatus with lubricated developer carrying member | Kodai Hayashi, Yoshihiro Mitsui, Hisashi Taniguchi, Shuhei Kawasaki | 2016-06-21 |