Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11209360 | Color tone quantification device for glossy color, color tone measurement device for glossy color and color tone quantification method for glossy color | Takumi Ishiwata | 2021-12-28 |
| 10534121 | Holographic optical element and method for producing the same | Saburou Hiraoka, Kenichi ONAKA, Daisuke Watanabe, Yuya Kubo | 2020-01-14 |
| 10108102 | Fixing solution and image forming method | Koji Shibata, Hiroaki Obata, Natsuko Fujisaki, Anju Hori | 2018-10-23 |
| 9360785 | Toner for electrostatic image development, two-component developer, and image formation process | Hitomi Motani, Ito Koga, Tomomi Oshiba | 2016-06-07 |
| 8874019 | Image forming method | Natsuko Fujisaki, Hiroaki Obata, Koji Shibata, Anju Hori | 2014-10-28 |
| 8811879 | Image forming method | Hiroaki Obata, Natsuko Fujisaki, Koji Shibata, Anju Hori | 2014-08-19 |
| 7634217 | Electrophotographic image forming method using a double walled toner cartridge | Ken Ohmura, Tomomi Oshiba, Sayuri Nakano | 2009-12-15 |
| 6475688 | Electrophotographic toner, and image forming apparatus and image forming method using the same | Meizo Shirose | 2002-11-05 |
| 6090517 | Two component type developer for electrostatic latent image | Mayumi Hayashi, Masafumi Uchida, Yuji Marukawa, Kenji Yamane | 2000-07-18 |
| 5795691 | Developer for electrostatic latent image development | Hiroshi Yamazaki, Mayumi Hayashi | 1998-08-18 |
| 5643704 | Two-component type developer for developing an electrostatic image | Mayumi Tanaka, Masafumi Uchida | 1997-07-01 |
| 5631116 | Carrier for electrophotographic use | Masafumi Uchida, Tsuneo Daidoji | 1997-05-20 |
| 5527558 | Method for preparation of a carrier for developing an electrostatic charge image | Tsuneo Daidoji, Masafumi Uchida | 1996-06-18 |