Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11966176 | Transfer member, transfer drum, and image forming apparatus | Hirotaka Tanaka, Tomoaki Yoshioka, Yoko Miyamoto, Toshiaki Baba, Kazuyoshi Hagiwara +1 more | 2024-04-23 |
| 11768450 | Drum member and image forming apparatus | Kazuki Kishi, Kazuyoshi Hagiwara, Kei Tanaka, Tomoaki Yoshioka, Toshiaki Baba +2 more | 2023-09-26 |
| 11656563 | Jacket, transfer device, and image forming device | Yoko Miyamoto, Hirotaka Tanaka, Kazuyoshi Hagiwara, Kei Tanaka, Tomoaki Yoshioka +1 more | 2023-05-23 |
| 11609514 | Transfer member, transfer drum, and image forming apparatus | Kazuyoshi Hagiwara, Kei Tanaka, Tomoaki Yoshioka, Toshiaki Baba, Yoko Miyamoto +1 more | 2023-03-21 |
| 11579541 | Image forming apparatus including a rollshaped charge unit for secondary transfer body | Toshiaki Baba, Yoko Miyamoto, Takeshi Yasuda, Hirotaka Tanaka, Masaaki Takahashi +1 more | 2023-02-14 |
| 11493872 | Static elimination device and medium processing device using the same | Hirotaka Tanaka | 2022-11-08 |
| 11385574 | Rotation device and image forming apparatus | Toshiaki Baba, Yoko Miyamoto, Tomoaki Yoshioka | 2022-07-12 |
| 10635048 | Transfer unit comprising alternating current bias and humidifying unit | Noboru Hirakawa, Yoko Miyamoto, Masaaki Takahashi, Yoshiyuki Tominaga | 2020-04-28 |
| 10386748 | Transfer device and image forming apparatus that sets charging device based on location of the toner base layer | — | 2019-08-20 |
| 9946184 | Image forming apparatus using flat toner to obtain a gloss | Miho Ikeda, Takaharu Nakajima, Aya Kakishima, Yasumitsu HARASHIMA, Toko Hara | 2018-04-17 |
| 9836008 | Image forming apparatus | — | 2017-12-05 |
| 9551948 | Image forming apparatus fixing of toner containing flat particles | Yasumitsu HARASHIMA, Toko Hara, Yutaka Kiuchi, Miho Ikeda, Takaharu Nakajima | 2017-01-24 |
| 9501015 | Image forming apparatus utilizing flat pigment | Aya Kakishima, Miho Ikeda, Yasumitsu HARASHIMA, Toko Hara, Yoshihiro Hayashi | 2016-11-22 |
| 9383689 | Image forming apparatus that transfers a first image formed using a toner containing a pigment other than a flat pigment and that transfers a second image formed using a toner containing a flat pigment | Miho Ikeda, Yoshiyuki Tominaga, Kenji Sawai | 2016-07-05 |
| 9383695 | Image forming apparatus with flat pigment control | Aya Kakishima, Miho Ikeda, Takaharu Nakajima, Yasumitsu HARASHIMA, Toko Hara | 2016-07-05 |
| 9285734 | Image forming apparatus | Aya Kakishima, Miho Ikeda, Takaharu Nakajima, Yasumitsu HARASHIMA, Toko Hara | 2016-03-15 |
| 9285718 | Image forming apparatus including a first transfer section using toner containing flat metallic pigment particles and second transfer section using toner not containing flat metallic pigment particles | Toko Hara, Takaharu Nakajima, Miho Ikeda, Aya Kakishima, Yasumitsu HARASHIMA | 2016-03-15 |
| 9217965 | Image forming apparatus | Aya Kakishima, Miho Ikeda, Takaharu Nakajima, Yasumitsu HARASHIMA, Toko Hara | 2015-12-22 |
| 9116472 | Image forming apparatus | Takaharu Nakajima, Miho Ikeda, Yasumitsu HARASHIMA, Toko Hara, Aya Kakishima | 2015-08-25 |
| 8270890 | Cleaning device, image holder device, and image forming apparatus | Kazuhiko Arai, Mitsuo Yamamoto | 2012-09-18 |
| 8126385 | Image forming mechanism and image forming device | Kazuhiko Arai, Nobuyuki Nakayama, Daisuke Nagao, Ryosuke Takahashi, Yasuhiro Oda | 2012-02-28 |
| 7962066 | Cleaning unit, image forming apparatus using the same, and cleaner | Kazuhiko Arai | 2011-06-14 |
| 7395022 | Image forming apparatus with toner recovery system | Yasuhiro Oda, Akihisa Maruyama, Miho Ikeda | 2008-07-01 |
| 7251434 | Color image forming apparatus | Miho Ikeda, Yasuhiro Oda, Akihisa Maruyama | 2007-07-31 |
| 7224930 | Image forming apparatus | Yasuhiro Oda, Akihisa Maruyama, Miho Ikeda | 2007-05-29 |