Issued Patents 2018
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10073364 | Electrophotographic photoreceptor and image forming apparatus | Yoichi KIGOSHI, Masaki Hirakata, Satomi KASHIWAGI, Takeshi Iwanaga, Takashi Imai | 2018-09-11 |
| 10001714 | Electrophotographic photosensitive member, process cartridge, and image forming apparatus | Masaki Hirakata, Takeshi Iwanaga, 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, Masaki Hirakata, Yoichi KIGOSHI +1 more | 2018-02-27 |
| 9864286 | Electrophotographic photoreceptor, process cartridge, and image forming apparatus | Fumiaki Mera, Masaki Hirakata, Hideya KATSUHARA, Yoichi KIGOSHI, Satomi KASHIWAGI +5 more | 2018-01-09 |