Issued Patents All Time
Showing 25 most recent of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12321108 | Image forming apparatus | Kodai Hayashi, Issei Imamura, Shinichi Agata | 2025-06-03 |
| 11860565 | Restricting member, developing device, process cartridge, and image forming apparatus | Issei Imamura, Ryohei Tsutsumi, Yuichiro Hirata | 2024-01-02 |
| 11835888 | Developing device, cartridge, image forming apparatus | Harunobu Maeda, Masahito Kato, Kodai Hayashi, Yu Akiba, Masato Tanabe +3 more | 2023-12-05 |
| 11693335 | Development cartridge | Issei Imamura, Ryohei Tsutsumi, Keitaro Nakata | 2023-07-04 |
| 11450917 | Power storage device | Hiroshi Yoshizawa, Shigeki Matsuta, Yoshiaki Araki | 2022-09-20 |
| 11372348 | Developing device, cartridge, image forming apparatus | Harunobu Maeda, Masahito Kato, Kodai Hayashi, Yu Akiba, Masato Tanabe +3 more | 2022-06-28 |
| 11300900 | Development cartridge | Issei Imamura, Ryohei Tsutsumi, Keitaro Nakata | 2022-04-12 |
| 11245148 | Nonaqueous electrolyte secondary battery and battery module | Hiromasa Yagi, Yuma Kamiyama | 2022-02-08 |
| 11099503 | Image forming apparatus | Yoshihiro Mitsui, Yasukazu Ikami, Shinichi Agata | 2021-08-24 |
| 11073788 | Process cartridge providing fixation layer to developer on image bearing member and image forming apparatus | Yoshihiro Mitsui, Yasukazu Ikami | 2021-07-27 |
| 10976685 | Image forming apparatus to perform an activation control using a developing bias applying member and a speed control unit | Yoshihiro Mitsui, Yasukazu Ikami | 2021-04-13 |
| 10893763 | Plate with inclined surface | Wataru Kitamura | 2021-01-19 |
| 10877395 | Developing device, process cartridge and image forming apparatus | Yoshihiro Mitsui, Shuhei Kawasaki | 2020-12-29 |
| 10852662 | Developing device, process cartridge and image forming apparatus | Yoshihiro Mitsui, Akinobu Saito, Shinichi Agata, Kentaro Yamawaki | 2020-12-01 |
| 10781288 | Polyimide precursor and polyimide | Yukinori Kohama, Yoshiyuki Watanabe, Nobuharu Hisano | 2020-09-22 |
| 10761453 | Developing device, process cartridge, and image forming apparatus | Takayoshi Kihara, Shuhei Kawasaki, Yoshihiro Mitsui, Yasukazu Ikami, Shunsuke Matsushita | 2020-09-01 |
| 10520884 | Cartridge and image forming apparatus | Yasukazu Ikami, Yoshihiro Mitsui | 2019-12-31 |
| 10243516 | Audio amplifier and audio power amplifier | Tsuyoshi Kawaguchi, Norimasa Kitagawa | 2019-03-26 |
| 10174166 | Polyimide precursor, polyimide, varnish, polyimide film, and substrate | Yukinori Kohama, Yoshiyuki Watanabe, Nobuharu Hisano | 2019-01-08 |
| 9866009 | Protection circuit | — | 2018-01-09 |
| 9783640 | Polyimide precursor, polyimide, polyimide film, varnish, and substrate | Yukinori Kohama, Yoshiyuki Watanabe, Nobuharu Hisano | 2017-10-10 |
| 9758623 | Polyimide precursor and polyimide | Ryoichi Takasawa, Yukinori Kohama, Miharu Nakagawa, Keiji Iwamoto, Kenji Hirotsu +1 more | 2017-09-12 |
| 9029150 | Cell culture substrate and cell culture method using same | Masaya Nakatani, Makoto Takahashi, Yoshiki Yamada | 2015-05-12 |
| 8906234 | Filter device | Takeki Yamamoto, Masaya Nakatani, Takahiro Nogami | 2014-12-09 |
| 8702930 | Sensor chip and storage method thereof | Kiyoshi Hashimotodani, Yusuke Nakano, Masaya Nakatani, Takeki Yamamoto, Yoshiki Yamada +1 more | 2014-04-22 |