Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12339607 | Image forming apparatus | Hiroshi Hagiwara, Naoto Tsuchihashi, Yohei Suzuki, Seiji Hara, Yoshitaka Zaitsu +1 more | 2025-06-24 |
| 12265061 | Recording material detection device, image forming apparatus, and ultrasonic emission device | Masafumi Monde, Junya Azami, Ryuichi Araki, Mayumi Sakai | 2025-04-01 |
| 12124201 | Image forming apparatus, abnormality diagnosis method, and image forming system | Seiji Hara, Yohei Suzuki, Masafumi Monde, Hiroshi Hagiwara, Yoshitaka Zaitsu | 2024-10-22 |
| 11994817 | Image forming apparatus | Hiroshi Hagiwara, Naoto Tsuchihashi, Yohei Suzuki, Seiji Hara, Yoshitaka Zaitsu +1 more | 2024-05-28 |
| 11709457 | Apparatus that uses ultrasonic sensor for plurality of purposes | Toshiyuki Ichino, Naoki Nishimura, Masafumi Monde | 2023-07-25 |
| 11514283 | Image forming system | Yohei Suzuki, Seiji Hara, Masafumi Monde, Hiroshi Hagiwara, Yoshitaka Zaitsu | 2022-11-29 |
| 11360420 | Image forming apparatus, abnormality diagnosis method, and image forming system | Seiji Hara, Yohei Suzuki, Masafumi Monde, Hiroshi Hagiwara, Yoshitaka Zaitsu | 2022-06-14 |
| 11353815 | Recording material determination device that determines type of recording material, and image forming apparatus | Masafumi Monde, Yuka Fujii, Mizuki Ishimoto | 2022-06-07 |
| 11256205 | Recording material determination apparatus and image forming apparatus that receive ultrasonic waves | Junya Azami, Masafumi Monde, Yuka Fujii, Mizuki Ishimoto | 2022-02-22 |
| 10915052 | Recording material determination apparatus and image forming apparatus that receive ultrasonic waves | Junya Azami, Masafumi Monde, Yuka Fujii, Mizuki Ishimoto | 2021-02-09 |
| 10082749 | Image forming apparatus for forming and transferring a toner image | Noriaki Sato, Tetsuichiro Fujimoto, Tsuyoshi Ogawa | 2018-09-25 |
| 9507288 | Image forming apparatus that detects electrostatic latent image for correction | Kentaro Yamashita, Yasuo Yoda, Akinobu Hirayama, Takateru Ohkubo, Kenji Watanabe +3 more | 2016-11-29 |
| 9354540 | Image forming apparatus which uses electrostatic latent image for color misregistration correction | Hiroshi Hagiwara, Takateru Ohkubo, Akinobu Hirayama, Yoshiko Kubo | 2016-05-31 |
| 9110422 | Color image forming apparatus | Hiroshi Hagiwara, Takamitsu Soda, Akinobu Hirayama, Yoshiko Kubo, Takateru Ohkubo | 2015-08-18 |
| 9091989 | Color image forming apparatus | Takehiro Uchiyama, Takateru Ohkubo, Kenji Watanabe, Ken-ichi Iida, Toshiaki Sako +1 more | 2015-07-28 |
| 9075370 | Color image forming apparatus | Hiroshi Hagiwara, Takamitsu Soda, Akinobu Hirayama, Yoshiko Kubo, Takateru Ohkubo | 2015-07-07 |
| 8891984 | Color image forming apparatus | Takehiro Uchiyama, Takateru Ohkubo, Kenji Watanabe, Kenichi Iida, Toshiaki Sako +1 more | 2014-11-18 |
| 8879970 | Image forming apparatus which uses electrostatic latent image for color misregistration correction | Hiroshi Hagiwara, Takateru Ohkubo, Akinobu Hirayama, Yoshiko Kubo | 2014-11-04 |
| 8744296 | Image forming apparatus | Daizo Fukuzawa, Toru Imaizumi, Mahito Yoshioka, Noriaki Sato, Munehito Kurata +5 more | 2014-06-03 |
| 8649698 | Image forming apparatus controlling power to a heating unit forming a fixing nip portion with a pressure roller through which a recording sheet is conveyed to fix a toner image thereon | Teruhiko Namiki | 2014-02-11 |
| 8600274 | Color image forming apparatus | Takehiro Uchiyama, Takateru Ohkubo, Kenji Watanabe, Ken-ichi Iida, Toshiaki Sako +1 more | 2013-12-03 |
| 8331819 | Image forming apparatus | Daizo Fukuzawa, Tooru Imaizumi, Mahito Yoshioka, Noriaki Sato, Munehito Kurata +5 more | 2012-12-11 |
| 8244150 | Fixing apparatus | Teruhiko Namiki, Atsunobu Mori | 2012-08-14 |
| 7630662 | Image forming apparatus for fixing an image on a recording material and a current detection circuit therefor | Teruhiko Namiki, Daizo Fukuzawa, Mahito Yoshioka, Yasuhiro Shimura | 2009-12-08 |