Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9952524 | Magnetic carrier for electrophotographic developer and process for producing the same, and two-component system developer | Eiichi Kurita | 2018-04-24 |
| 9921510 | Magnetic carrier for electrophotographic developer and process for producing the same, and two-component system developer | Katsuji Iwami, Shigenori Harada, Eiichi Kurita | 2018-03-20 |
| 9778586 | Core material of magnetic carrier for electrophotographic developer and process for producing the same, magnetic carrier for electrophotographic developer, and two-component system developer | Eiichi Kurita | 2017-10-03 |
| 9606467 | Magnetic carrier for electrophotographic developer and process for producing the same, and two-component system developer | Katsuji Iwami, Shigenori Harada, Eiichi Kurita | 2017-03-28 |
| 9285698 | Black magnetic iron oxide particles, magnetic carrier for electrophotographic developer and two-component developer | Shinji Uemoto, Hiromitsu Misawa, Ryo Iwai, Naoki Uchida, Koso Aoki +3 more | 2016-03-15 |
| 8673529 | Magnetic carrier for electrophotographic developer and process for producing the same, and two-component system developer | Shinji Uemoto, Eiichi Kurita | 2014-03-18 |
| 6721048 | Detector for spectrometry and integrating sphere measuring device, and spectrophotometer using the same | Kazumi Yokota | 2004-04-13 |