Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8811861 | Developer container, image forming apparatus, and developer container controlling method | — | 2014-08-19 |
| 8639165 | Powder container, image forming apparatus, and powder container controlling method | — | 2014-01-28 |
| 8428489 | Image forming apparatus component positioning mechanism | Junichirou Sameshima, Takeshi Okoshi | 2013-04-23 |
| 8401436 | Developer container and image forming apparatus using the same | Takashi Sakamoto, Ryuji Hattori | 2013-03-19 |
| 8280276 | Image forming apparatus component positioning mechanism | Junichirou Sameshima, Takeshi Okoshi | 2012-10-02 |
| 8224205 | Powder storage container and image forming apparatus using the same | Hiroaki Okuma | 2012-07-17 |
| 8170447 | Image forming apparatus, developing apparatus and contact-retracting method | Keisuke Kubo, Kei Hirata, Tomio Onuki, Takeshi Okoshi, Taiyou Uehara +5 more | 2012-05-01 |
| 8135312 | Development apparatus and image forming apparatus | Hirohisa Kohno, Kazunori Koshimori, Kei Hirata, Akihide Kawamura, Naoya Iwata +5 more | 2012-03-13 |
| 8025150 | Cushioning member | Hiroaki Okuma | 2011-09-27 |
| 7920811 | Storage container and image forming apparatus | Hirokazu Murase | 2011-04-05 |
| 7298984 | Image forming apparatus and developer control method | Takashi Yukutake, Shuji Tanaka, Toshiaki Tsuboi | 2007-11-20 |