Issued Patents All Time
Showing 1–25 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12405565 | Cartridge including a developer storage unit for storing developer | Naoya Asanuma, Tetsuya Numata, Noriyuki Komatsu | 2025-09-02 |
| 12338967 | Lighting tool for vehicle and vehicle rearward illumination system | — | 2025-06-24 |
| 12174555 | Developing device | Yu Fukasawa, Yuji Kawaguchi | 2024-12-24 |
| 11841647 | Cartridge and developing cartridge including a frame and sheet member provided at end side of the frame | Noriyuki Komatsu, Tetsuya Numata, Naoya Asanuma, Daisuke Makiguchi | 2023-12-12 |
| 11841636 | Developing device to reduce leakage of developer | Yu Fukasawa, Yuji Kawaguchi | 2023-12-12 |
| 11762326 | Cartridge | Naoya Asanuma, Tetsuya Numata, Noriyuki Komatsu | 2023-09-19 |
| D993925 | Process cartridge for image forming apparatus | Toru Oguma, Naoya Asanuma, Tetsuya Numata, Yohei Kusano, Daisuke Hiramatsu +4 more | 2023-08-01 |
| 11669038 | Image forming apparatus having detachable developer cartridge | Yosuke Kashiide, Makoto Hayashida, Noriyuki Komatsu | 2023-06-06 |
| 11619905 | Cartridge detachably mountable to main assembly of electrophotographic image forming apparatus, assembling method for drive transmitting device for photosensitive drum, and electrophotographic image forming apparatus | Noriyuki Komatsu, Sho Shirakata, Isao Koishi | 2023-04-04 |
| 11561485 | Developing apparatus to increase adhesion between a seal member and a regulation portion in the developing apparatus | Yu Fukasawa, Yuji Kawaguchi | 2023-01-24 |
| 11480916 | Cartridge having toner removing sheet in contact with photosensitive drum | Noriyuki Komatsu, Tetsuya Numata, Naoya Asanuma, Daisuke Makiguchi | 2022-10-25 |
| 11435689 | Cartridge | Naoya Asanuma, Tetsuya Numata, Noriyuki Komatsu | 2022-09-06 |
| 11275326 | Developing device to reduce leakage of developer | Yu Fukasawa, Yuji Kawaguchi | 2022-03-15 |
| 11204565 | Developing apparatus to increase adhesion between a seal member and a regulation portion in the developing apparatus | Yu Fukasawa, Yuji Kawaguchi | 2021-12-21 |
| 11163259 | Cartridge detachably mountable to main assembly of electrophotographic image forming apparatus, assembling method for drive transmitting device for photosensitive drum, and electrophotographic image forming apparatus | Noriyuki Komatsu, Sho Shirakata, Isao Koishi | 2021-11-02 |
| 11112753 | Cartridge with a sheet to remove matter from a surface of a photosensitive drum | Noriyuki Komatsu, Tetsuya Numata, Naoya Asanuma, Daisuke Makiguchi | 2021-09-07 |
| 11016438 | Cartridge, photosensitive member unit and electrophotographic image forming apparatus | Shigemi Kamoshida, Hiroki Ogino, Kazuhiko Kanno | 2021-05-25 |
| 10795311 | Cartridge, photosensitive member unit and electrophotographic image forming apparatus | Shigemi Kamoshida, Hiroki Ogino, Kazuhiko Kanno | 2020-10-06 |
| D889415 | Process cartridge for image forming apparatus | Toru Oguma, Naoya Asanuma, Tetsuya Numata, Yohei Kusano, Daisuke Hiramatsu +4 more | 2020-07-07 |
| 10635045 | Cartridge detachably mountable to main assembly of electrophotographic image forming apparatus, assembling method for drive transmitting device for photosensitive drum, and electrophotographic image forming apparatus | Noriyuki Komatsu, Sho Shirakata, Isao Koishi | 2020-04-28 |
| D863419 | Flange coupling for process cartridge for image forming apparatus | Toru Oguma, Naoya Asanuma, Tetsuya Numata, Yohei Kusano, Daisuke Hiramatsu +4 more | 2019-10-15 |
| D862585 | Side cover for process cartridge for image forming apparatus | Toru Oguma, Naoya Asanuma, Tetsuya Numata, Yohei Kusano, Daisuke Hiramatsu +4 more | 2019-10-08 |
| D862587 | Coupling for process cartridge for image forming apparatus | Toru Oguma, Naoya Asanuma, Tetsuya Numata, Yohei Kusano, Daisuke Hiramatsu +4 more | 2019-10-08 |
| D862586 | Photosensitive drum for process cartridge for image forming apparatus | Toru Oguma, Naoya Asanuma, Tetsuya Numata, Yohei Kusano, Daisuke Hiramatsu +4 more | 2019-10-08 |
| D862584 | Side cover for process cartridge for image forming apparatus | Toru Oguma, Naoya Asanuma, Tetsuya Numata, Yohei Kusano, Daisuke Hiramatsu +4 more | 2019-10-08 |