Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12399448 | Toner container and image forming apparatus | Tatsuya Kubo, Hideo Yoshizawa | 2025-08-26 |
| 12253820 | Apparatus including an extior cover to open and close a powder collection container | Minoru Toyoda | 2025-03-18 |
| 11953843 | Powder container, powder supply device, and image forming apparatus including same | Emi Kita, Akihiro Takayama, Susumu Tateyama, Shinnosuke Koshizuka, Tatsuya Kubo +1 more | 2024-04-09 |
| 11422483 | Powder container, powder supply device, and image forming apparatus including same | Emi Kita, Akihiro Takayama, Susumu Tateyama, Shinnosuke Koshizuka, Tatsuya Kubo +1 more | 2022-08-23 |
| 10871729 | Powder container, powder supply device, and image forming apparatus including same | Emi Kita, Akihiro Takayama, Susumu Tateyama, Shinnosuke Koshizuka, Tatsuya Kubo +1 more | 2020-12-22 |
| 10606187 | Powder container, powder supply device, and image forming apparatus including same | Emi Kita, Akihiro Takayama, Susumu Tateyama, Shinnosuke Koshizuka, Tatsuya Kubo +1 more | 2020-03-31 |
| 10281866 | Image forming apparatus and process cartridge | Michiya Okamoto, Nobuyuki Taguchi, Takeshi Fukao, Shinya Karasawa, Takuma Iwasaki +1 more | 2019-05-07 |
| 10146154 | Powder container, powder supply device, and image forming apparatus including same | Emi Kita, Akihiro Takayama, Susumu Tateyama, Shinnosuke Koshizuka, Tatsuya Kubo +1 more | 2018-12-04 |
| 9835977 | Powder container, powder supply device, and image forming apparatus including same | Emi Kita, Akihiro Takayama, Susumu Tateyama, Shinnosuke Koshizuka, Tatsuya Kubo +1 more | 2017-12-05 |
| 9459556 | Powder container, powder supply device, and image forming apparatus including same | Emi Kita, Akihiro Takayama, Susumu Tateyama, Shinnosuke Koshizuka, Tatsuya Kubo +1 more | 2016-10-04 |
| 9400450 | Toner cartridge and image forming apparatus incorporating same | Teppei Kikuchi, Hideki Kosugi, Tatsuya Kubo, Akira Fujimori, Shinnosuke Koshizuka | 2016-07-26 |
| 9154649 | Data reader and image forming apparatus incorporating same | Akira Fujimori, Hideki Kosugi, Tatsuya Kubo, Shinnosuke Koshizuka, Teppei Kikuchi | 2015-10-06 |
| 9146497 | Powder container, powder supply device, and image forming apparatus including same | Emi Kita, Akihiro Takayama, Susumu Tateyama, Shinnosuke Koshizuka, Tatsuya Kubo +1 more | 2015-09-29 |
| 9146501 | Toner cartridge and image forming apparatus incorporating same | Teppei Kikuchi, Hideki Kosugi, Tatsuya Kubo, Akira Fujimori, Shinnosuke Koshizuka | 2015-09-29 |
| 9110403 | Toner-container support unit and image-forming apparatus | Akira Fujimori, Hideki Kosugi, Tatsuya Kubo, Shinnosuke Koshizuka, Teppei Kikuchi | 2015-08-18 |
| 8886094 | Toner supply device and image forming apparatus | Shinnosuke Koshizuka, Hiroyuki Uenishi, Susumu Tateyama, Tatsuya Kubo, Akihiro Takayama +1 more | 2014-11-11 |
| D711965 | Shutter of a powder container | Teppei Kikuchi, Akira Fujimori, Hideki Kosugi, Tatsuya Kubo, Shinnosuke Koshizuka | 2014-08-26 |
| 8655237 | Development device and image forming apparatus incorporating same | Yuji Suzuki, Akihiro Takayama, Hiroyuki Uenishi, Susumu Tateyama, Shinnosuke Koshizuka +2 more | 2014-02-18 |
| D698857 | Powder container | Teppei Kikuchi, Akira Fujimori, Hideki Kosugi, Tatsuya Kubo, Shinnosuke Koshizuka | 2014-02-04 |
| D698858 | Powder container | Teppei Kikuchi, Akira Fujimori, Hideki Kosugi, Tatsuya Kubo, Shinnosuke Koshizuka | 2014-02-04 |
| D698388 | Powder container | Teppei Kikuchi, Akira Fujimori, Hideki Kosugi, Tatsuya Kubo, Shinnosuke Koshizuka | 2014-01-28 |