Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8241827 | Electrostatic image developing toner | Hiroyuki Yasukawa, Kenji Hayashi, Tomoko Sakimura, Hiroaki Obata, Natsuko Kusaka | 2012-08-14 |
| 8241826 | Full-color image forming method | Shiro Hirano, Kenji Hayashi, Hiroyuki Yasukawa | 2012-08-14 |
| 8187782 | Full color image formation process | Tatsuya FUJISAKI, Kenji Hayashi, Hiroyuki Yasukawa, Natsuko Kusaka | 2012-05-29 |
| 8092964 | Toner | Kenji Hayashi, Tomoko Sakimura, Hiroyuki Yasukawa, Hiroaki Obata, Natsuko Kusaka | 2012-01-10 |
| 8062818 | Toner for electrostatic image development, full-color toner kit and image forming method | Hiroshi Yamazaki, Ken Ohmura, Kenji Hayashi | 2011-11-22 |
| 8062819 | Magenta toner for developing electrostatic image | Hiroyuki Yasukawa, Kenji Hayashi, Hiroaki Obata, Natsuko Kusaka | 2011-11-22 |
| 8053153 | Toner for developing electrostatic latent image | Kenji Hayashi, Tomoko Sakimura, Hiroyuki Yasukawa, Hiroaki Obata, Natsuko Kusaka | 2011-11-08 |
| 8034520 | Magenta toner for developing electrostatic image | Kenji Hayashi, Hiroyuki Yasukawa, Hiroaki Obata, Natsuko Kusaka | 2011-10-11 |
| 7969643 | Display particles for image display apparatus and image display apparatus loaded with the same | Okushi Okuyama, Yukio Hosoya, Satoshi Uchino, Hiroyuki Konno, Kouji Shibata | 2011-06-28 |
| 7952794 | Image display apparatus | Yukio Hosoya, Okushi Okuyama, Satoshi Uchino, Hiroyuki Konno, Kouji Shibata | 2011-05-31 |
| 7820352 | Image forming method | Hiroshi Yamazaki, Ken Ohmura | 2010-10-26 |
| 7759035 | Electrostatic charge image developing toner and image forming method | Hidetaka Ninomiya, Takato Chiba, Kenji Hayashi, Hiroyuki Yasukawa | 2010-07-20 |
| 7186492 | Toner for electrostatic charge image development and image forming method | Kenji Hayashi, Ken Ohmura | 2007-03-06 |