Issued Patents All Time
Showing 1–25 of 117 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12429809 | Cleaning blade, method of manufacturing the same, process cartridge, and image forming apparatus | Kazuma Tokai, Naoko Shohji, Keiichiro Juri, Masahiro Ohmori, Makoto Watanabe +5 more | 2025-09-30 |
| 12416894 | Image forming apparatus | Yutaka Goto, Seiichi Kogure, Hiroshi Kikuchi, Hirotaka Hatta, Yusuke Ishizuka +2 more | 2025-09-16 |
| 12153372 | Cleaning blade, lubricant leveling blade, process cartridge, and image forming apparatus | Masahiro Ohmori, Keiichiro Juri | 2024-11-26 |
| 12111600 | Powder conveying device and image forming apparatus incorporating same | Kazuhiro Shimada, Seiichi Kogure, Hiroshi Kikuchi, Yusuke Ishizuka, Yutaka Takahashi +3 more | 2024-10-08 |
| 11973458 | Controller of stepping motor, control method of stepping motor, and stepping motor drive controlling system | — | 2024-04-30 |
| 11923661 | Surface emitting laser and method of manufacturing the same | Takayuki Kawasumi, Kota Tokuda, Yoshiaki Watanabe | 2024-03-05 |
| 11789385 | Transfer bias and pressure in an image forming apparatus | Yuuki Aoki, Seiichi Kogure, Hiroshi Kikuchi, Yutaka Takahashi, Yusuke Ishizuka +3 more | 2023-10-17 |
| 11527971 | Driving apparatus and driving method of DC brush motor | — | 2022-12-13 |
| 11501595 | Dispensing mechanism for article vending machine | Dai Takahashi, Yugo Uehata | 2022-11-15 |
| 11474445 | Cleaning device for cleaning a discharge wire, charger, and image forming apparatus | Yusuke Ishizuka, Akira Fujimori, Hiroshi Kikuchi, Yutaka Takahashi | 2022-10-18 |
| 11387753 | Semiconductor integrated circuit, semiconductor integrated circuit device, and motor-drive control system | — | 2022-07-12 |
| 11314185 | Toner container having protrusions projecting from opposite sides of the toner container | Nobuo Takami, Noriyuki Kimura, Eisuke Hori, Kenji Kikuchi, Yuji Suzuki | 2022-04-26 |
| 11307515 | Developing device with a developer regulator and a stopper | Hiroshi Kikuchi, Akira Fujimori, Yutaka Takahashi, Johji Yahagi, Hiroyuki Uenishi +1 more | 2022-04-19 |
| 11211884 | Controller of stepping motor, control method of stepping motor, and stepping motor drive controlling system | — | 2021-12-28 |
| 11012013 | Control device of motor, control system, and control method | — | 2021-05-18 |
| 10976686 | Toner container having protrusions projecting from opposite sides of the toner container | Nobuo Takami, Noriyuki Kimura, Eisuke Hori, Kenji Kikuchi, Yuji Suzuki | 2021-04-13 |
| 10935907 | Developer conveyance device and image forming apparatus incorporating same | Yusuke Ishizuka, Akira Fujimori, Yutaka Takahashi, Hiroshi Kikuchi, Hiroyuki Uenishi +1 more | 2021-03-02 |
| 10879009 | Electrolyte solution for electrolytic capacitors, and electrolytic capacitor | Takahiro Shiba, Fumiyuki Tanabe, Yoshihiko Akazawa, Takao Mukai | 2020-12-29 |
| 10770995 | Closed control device for DC brush motor, control system, and control method | — | 2020-09-08 |
| 10607786 | Electrolytic solution for aluminum electrolytic capacitor and aluminum electrolytic capacitor using same | Yoshihiko Akazawa, Koshiro Kondo | 2020-03-31 |
| 10581353 | Motor drive control device and motor drive control method | — | 2020-03-03 |
| 10503110 | Image forming apparatus, developing device, and image forming unit | — | 2019-12-10 |
| 10459370 | Toner container having protrusions projecting from opposite sides of the toner container | Nobuo Takami, Noriyuki Kimura, Eisuke Hori, Kenji Kikuchi, Yuji Suzuki | 2019-10-29 |
| 10133210 | Nozzle receiver, powder container, and image forming apparatus | Junji Yamabe, Keiichi Yano, Michiharu Suzuki, Hideki Zemba, Takahiro Ikuma +1 more | 2018-11-20 |
| 10054873 | Toner container having protrusions projecting from opposite sides of the toner container | Nobuo Takami, Noriyuki Kimura, Eisuke Hori, Kenji Kikuchi, Yuji Suzuki | 2018-08-21 |