Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11971682 | Cartridge and image forming apparatus | Hideki Kakuta, Toshiaki Takeuchi, Shuichi Gofuku, Tomofumi Kawamura, Yusuke Atsu +1 more | 2024-04-30 |
| 11835888 | Developing device, cartridge, image forming apparatus | Harunobu Maeda, Masahito Kato, Kodai Hayashi, Takuya Oka, Masato Tanabe +3 more | 2023-12-05 |
| 11782383 | Process cartridge | Naoki Matsumaru | 2023-10-10 |
| 11650538 | Cartridge and image forming apparatus | Hideki Kakuta, Toshiaki Takeuchi, Shuichi Gofuku, Tomofumi Kawamura, Yusuke Atsu +1 more | 2023-05-16 |
| 11372348 | Developing device, cartridge, image forming apparatus | Harunobu Maeda, Masahito Kato, Kodai Hayashi, Takuya Oka, Masato Tanabe +3 more | 2022-06-28 |
| 10928751 | Remanufacturing method for developing apparatus and cartridge | Toshiaki Takeuchi, Koichi Ooishi, Naoya Asanuma | 2021-02-23 |
| 10732545 | Cartridge remanufacturing method and cartridge | Toshiaki Takeuchi, Shuichi Gofuku, Shota Nakamura, Masakazu Tatsumi, Hiroki Shimizu +1 more | 2020-08-04 |