Issued Patents All Time
Showing 1–25 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12360492 | Electrophotographic photoreceptor, process cartridge, and image forming apparatus | Yuki YONETOKU, Takeshi Kawai, Satoshi Mizoguchi, Hideya KATSUHARA | 2025-07-15 |
| 12341438 | Power converter | — | 2025-06-24 |
| 12244251 | Motor drive device, motor driving method, and non-transitory computer readable medium | — | 2025-03-04 |
| 11894791 | Control device, motor driving apparatus, and motor driving system | — | 2024-02-06 |
| 11394332 | Motor driving apparatus and motor driving method | — | 2022-07-19 |
| 11356049 | Motor drive device, motor drive method, and computer-readable medium having recorded thereon motor drive program | — | 2022-06-07 |
| 11012021 | Inverter device and control circuit therefor, and motor driving system | — | 2021-05-18 |
| 10998808 | Power conversion device | Akihiro Odaka | 2021-05-04 |
| 10317809 | Image forming apparatus and unit for image forming apparatus | Hideya KATSUHARA, Nobuyuki Torigoe, Yasutaka MATSUMOTO, Takeshi Iwanaga | 2019-06-11 |
| 10185276 | Image forming apparatus having an interceptor to intercept toner particles | Takashi Imai | 2019-01-22 |
| 10073364 | Electrophotographic photoreceptor and image forming apparatus | Yoichi KIGOSHI, Satomi KASHIWAGI, Nobuyuki Torigoe, Takeshi Iwanaga, Takashi Imai | 2018-09-11 |
| 10001714 | Electrophotographic photosensitive member, process cartridge, and image forming apparatus | Takeshi Iwanaga, Nobuyuki Torigoe, Hideya KATSUHARA, Yoichi KIGOSHI, Takashi Imai +1 more | 2018-06-19 |
| 9904204 | Unit for image forming apparatus, process cartridge, image forming apparatus, and electrophotographic photoreceptor | Takeshi Iwanaga, Takashi Imai, Hideya KATSUHARA, Yoichi KIGOSHI, Nobuyuki Torigoe +1 more | 2018-02-27 |
| 9864286 | Electrophotographic photoreceptor, process cartridge, and image forming apparatus | Fumiaki Mera, Nobuyuki Torigoe, Hideya KATSUHARA, Yoichi KIGOSHI, Satomi KASHIWAGI +5 more | 2018-01-09 |
| 9831801 | Three-phase inverter system including control circuit to detect failure in an output current sensor | — | 2017-11-28 |
| 9740115 | Electrophotographic photoreceptor, process cartridge, and image forming apparatus | Tatsuki SANO, Hideya KATSUHARA, Takeshi Iwanaga | 2017-08-22 |
| 9658544 | Electrophotographic photoreceptor, process cartridge, and image forming apparatus | Hideya KATSUHARA, Takashi Imai, Takeshi Iwanaga, Tatsuki SANO | 2017-05-23 |
| 9541886 | Image forming apparatus | Hiroaki Akamatsu, Tsutomu Sugimoto | 2017-01-10 |
| 9341963 | Electrophotographic photoreceptor, process cartridge, and image forming apparatus | Hideya KATSUHARA, Takeshi Iwanaga, Nobuyuki Torigoe, Takashi Imai, Tomoya Sasaki +2 more | 2016-05-17 |
| 8993206 | Electrophotographic photoreceptor, process cartridge, and image forming apparatus | Takeshi Iwanaga, Hideya KATSUHARA, Tomoya Sasaki, Nobuyuki Torigoe, Takashi Imai | 2015-03-31 |
| 8722294 | Baroplastic, resin composition, electrostatic-image-developing toner, electrostatic image developer, toner cartridge, process cartridge, image forming apparatus and image forming method | Fumiaki Mera, Hirofumi Shiozaki | 2014-05-13 |
| 8417156 | Image forming method, process cartridge and image forming apparatus | Fumiaki Mera, Hirofumi Shiozaki | 2013-04-09 |
| 8309292 | Polyester resin for electrostatic image developing toner and manufacturing method of the same, electrostatic image developing toner, electrostatic image developer and image forming apparatus | Yuki Sasaki, Hideo Maehata, Hirotaka Matsuoka | 2012-11-13 |
| 8088545 | Production apparatus and production method of wired member using electrophotographic method | Kei Shimotani, Takayuki Takeuchi, Tetsuro Kodera, Taishi Shigematsu | 2012-01-03 |
| 8052952 | Composite and method of manufacturing the same | Miho Watanabe, Kentaro Kishi, Chikara Manabe, Kazunori Anazawa, Taishi Shigematsu +4 more | 2011-11-08 |