Issued Patents All Time
Showing 1–25 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11287757 | Toner, toner stored container, developer, developing device, process cartridge, and image forming apparatus | Akihiro Kaneko, Yoshitaka Yamauchi, Katsunori Kurose, Hyo Shu | 2022-03-29 |
| 11256188 | Toner, toner stored unit, and image forming apparatus | Akihiro Kaneko, Kazumi Suzuki, Yoshitaka Yamauchi, Kohtaroh Ogino, Teruyuki Suzuki +1 more | 2022-02-22 |
| 10627732 | Toner, developer, toner storage unit, image forming apparatus, image forming method, and method for producing printed matter | Kohtaroh Ogino, Yoshitaka Yamauchi, Akihiro Kaneko, Kazumi Suzuki | 2020-04-21 |
| 10599059 | Toner, image forming apparatus, image forming method, and toner storage unit | Namie Suzuki, Kazumi Suzuki, Yoshitaka Yamauchi, Kohtaroh Ogino, Akihiro Kaneko | 2020-03-24 |
| 10578988 | Toner, image forming apparatus, and toner stored unit | Yoshitaka Yamauchi, Kazumi Suzuki, Saori Yamada, Yu Naito, Akihiro Kaneko | 2020-03-03 |
| D875841 | Accessory for spinning top toy | Kouji Narita | 2020-02-18 |
| D875842 | Accessory for spinning top toy | Kouji Narita | 2020-02-18 |
| 10459360 | Toner and image forming method | Namie Suzuki, Kazumi Suzuki, Yoshitaka Yamauchi | 2019-10-29 |
| 10274856 | Toner for electrophotography, image forming method, and process cartridge | Kazumi Suzuki, Masashi Nagayama, Saori Yamada, Yoshitaka Yamauchi, Yu Naito +1 more | 2019-04-30 |
| 10254668 | Toner for electrophotography, developer for electrophotography, image forming apparatus, and process cartridge | Yoshitaka Yamauchi, Kazumi Suzuki, Namie Suzuki | 2019-04-09 |
| 10203620 | Toner, image forming method, and process cartridge | Yu Naito, Kazumi Suzuki, Yoshitaka Yamauchi, Masashi Nagayama, Saori Yamada | 2019-02-12 |
| 9482971 | White toner, and image forming method and image forming apparatus using the white toner | Kazumi Suzuki, Masashi Nagayama, Saori Yamada, Yoshitaka Yamauchi, Yu Naito | 2016-11-01 |
| 9348259 | Toner housing container and image forming apparatus | Masashi Nagayama, Yoshitaka Sekiguchi, Saori Yamada, Shinya Hanatani, Mariko Takii +6 more | 2016-05-24 |
| 9182694 | Toner, image forming apparatus, image forming method, and process cartridge | Saori Yamada, Masashi Nagayama, Shinya Hanatani, Mariko Takii, Yoshitaka Sekiguchi | 2015-11-10 |
| 9128398 | Toner for forming electrophotographic image, method for manufacturing toner for forming electrophotographic image, image forming method, and process cartridge | Masashi Nagayama, Mitsuo Aoki, Saori Yamada, Mariko Takii | 2015-09-08 |
| 9029061 | Carrier, developer using the carrier, and developing device, image forming method, image forming apparatus and process cartridge using the developer | Koichi Sakata, Minoru Masuda, Kimitoshi Yamaguchi, Yutaka Takahashi, Hitoshi Iwatsuki +2 more | 2015-05-12 |
| 9012117 | Toner, developer, toner container, process cartridge, image forming method, and image forming apparatus | Shinya Nakayama, Saori Yamada, Hiroshi Yamashita | 2015-04-21 |
| 9005862 | Toner, image forming method, and process cartridge | Masashi Nagayama, Saori Yamada, Shinya Hanatani, Mariko Takii, Yoshitaka Sekiguchi | 2015-04-14 |
| 8877418 | Developing method and image forming method | Kimitoshi Yamaguchi, Shigenori Yaguchi, Hitoshi Iwatsuki, Toyoaki Tano, Mariko Takii +4 more | 2014-11-04 |
| 8833590 | Metallic container closure having internal pressure release function | Katsuhito Ichimura, Kouichi Tsuchiya, Shinya Matsumoto, Mitsuo Kumata, Kiyohisa Kaito | 2014-09-16 |
| 8741529 | Image forming method, image forming apparatus, and process cartridge | Mitsuo Aoki, Masashi Nagayama, Saori Yamada | 2014-06-03 |
| 8728696 | Toner, image forming method, and process cartridge | Saori Yamada, Mitsuo Aoki, Masashi Nagayama, Shigenori Yaguchi | 2014-05-20 |
| 8703376 | Toner and developer | Saori Yamada, Shinya Nakayama, Mitsuo Aoki, Hyo Shu, Hiroyuki Kishida | 2014-04-22 |
| 8546055 | Toner and developer | Shinya Nakayama, Saori Yamada, Mitsuo Aoki, Hyo Shu, Hiroyuki Kishida | 2013-10-01 |
| 8518626 | Carrier, method for preparing the carrier, developer using the carrier, developer container, and image forming method and apparatus and process cartridge using the developer | Saori Yamada, Minoru Masuda, Kimitoshi Yamaguchi, Koichi Sakata, Hitoshi Iwatsuki +3 more | 2013-08-27 |