Issued Patents All Time
Showing 25 most recent of 89 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12429798 | Cartridge, supply container, and image forming apparatus | Tsuyoshi Ogawa, Hiroshi Takarada, Masaaki Sato | 2025-09-30 |
| 12422765 | Toner container including a pouch and portions supporting the pouch | Masaaki Sato, Hiroshi Takarada, Tsuyoshi Ogawa | 2025-09-23 |
| 12372918 | Cartridge, member constituting cartridge, and image forming apparatus | Masaaki Sato, Yukio Kubo, Hiroyuki Munetsugu | 2025-07-29 |
| 12298706 | Image forming apparatus with detectable cartridge | Daisuke Abe | 2025-05-13 |
| 12282289 | Cartridge, member constituting cartridge, and image forming apparatus | Masaaki Sato, Yukio Kubo, Hiroyuki Munetsugu | 2025-04-22 |
| 12140903 | Cartridge, member constituting cartridge, and image forming apparatus | Masaaki Sato, Yukio Kubo, Hiroyuki Munetsugu | 2024-11-12 |
| 12140904 | Cartridge, member constituting cartridge, and image forming apparatus | Masaaki Sato, Yukio Kubo, Hiroyuki Munetsugu | 2024-11-12 |
| 12111601 | Image forming apparatus having an opening/closing member that is prevented from closing when a replenishment container is attached to a process unit | Tsuyoshi Ogawa, Hiroshi Takarada, Kenji Matsuzaka, Takao Sameshima, Tomio Noguchi +3 more | 2024-10-08 |
| 12024448 | Solid-liquid separation device | Kimitake Banno, Takashi Yamasaki, Chaozhi Zheng, Kevin Ayemperoumal | 2024-07-02 |
| 11862852 | Cable antenna, gate antenna, antenna unit, automatic conveyor shelf and unmanned cash register | Yoshinobu Okano, Shin-ichi Wakabayashi | 2024-01-02 |
| 11846894 | Image forming apparatus and image forming system | Masaaki Sato, Tsuyoshi Ogawa, Koji Fujinaka, Takao Sameshima, Tomio Noguchi +2 more | 2023-12-19 |
| 11846895 | Cartridge, supply container, and image forming apparatus | Tsuyoshi Ogawa, Hiroshi Takarada, Masaaki Sato | 2023-12-19 |
| 11841674 | Image forming apparatus | Daisuke Abe | 2023-12-12 |
| 11821101 | Film, film forming method, and surface-coated material | Haruyuki Nakanishi | 2023-11-21 |
| 11774881 | Toner container having a base portion with a discharge opening and a hole | Masaaki Sato, Hiroshi Takarada, Tsuyoshi Ogawa | 2023-10-03 |
| 11698601 | Cartridge, member constituting cartridge, and image forming apparatus | Masaaki Sato, Yukio Kubo, Hiroyuki Munetsugu | 2023-07-11 |
| 11693355 | Cartridge, member constituting cartridge, and image forming apparatus | Masaaki Sato, Yukio Kubo, Hiroyuki Munetsugu | 2023-07-04 |
| 11573521 | Image forming apparatus having an opening/closing member that is prevented from closing when a replenishment container is attached to a process unit | Tsuyoshi Ogawa, Hiroshi Takarada, Kenji Matsuzaka, Takao Sameshima, Tomio Noguchi +3 more | 2023-02-07 |
| 11506996 | Conveyance unit, process cartridge, and image forming apparatus | Hiroshi Takarada, Masaaki Sato, Tsuyoshi Ogawa | 2022-11-22 |
| 11487242 | Image forming apparatus | Daisuke Abe | 2022-11-01 |
| 11467514 | Image forming apparatus and image forming system | Masaaki Sato, Tsuyoshi Ogawa, Koji Fujinaka, Takao Sameshima, Tomio Noguchi +2 more | 2022-10-11 |
| 11422484 | Cartridge, supply container, and image forming apparatus | Tsuyoshi Ogawa, Hiroshi Takarada, Masaaki Sato | 2022-08-23 |
| 11314199 | Cartridge, member constituting cartridge, and image forming apparatus | Masaaki Sato, Yukio Kubo, Hiroyuki Munetsugu | 2022-04-26 |
| 11307529 | Cartridge, member constituting cartridge, and image forming apparatus | Masaaki Sato, Yukio Kubo, Hiroyuki Munetsugu | 2022-04-19 |
| 11199794 | Conveyance unit, process cartridge, and image forming apparatus | Hiroshi Takarada, Masaaki Sato, Tsuyoshi Ogawa | 2021-12-14 |