Issued Patents All Time
Showing 26–50 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8785097 | Erasable toner and process for production thereof | Motonari Udo, Tsuyoshi Itou, Masahiro Ikuta, Takafumi Hara | 2014-07-22 |
| 8730285 | Decoloring apparatus, image forming apparatus, and decoloring method | Koji Imamiya, Noboru Furuyama | 2014-05-20 |
| 8691487 | Electrophotographic toner | Yasuhito Noda, Koji Imamiya, Tsuyoshi Itou, Noboru Furuyama | 2014-04-08 |
| 8669036 | Producing method of toner | Tsuyoshi Itou, Takahito Kabai, Masahiro Ikuta | 2014-03-11 |
| 8647799 | Erasable toner and method for producing the same | Tsuyoshi Itou | 2014-02-11 |
| 8637217 | Electrophotographic toner and process for producing electrophotographic toner | Takahito Kabai, Tsuyoshi Itou | 2014-01-28 |
| 8615189 | Image forming apparatus and image forming method | Koji Imamiya, Tsuyoshi Itou, Hiromichi Mitamura, Noboru Furuyama | 2013-12-24 |
| 8609314 | Developing agent and method of manufacturing the same | Takahito Kabai, Tsuyoshi Itou | 2013-12-17 |
| 8603722 | Toner producing method and toner | Tsuyoshi Itou, Koji Imamiya, Masahiro Ikuta | 2013-12-10 |
| 8541156 | Method for erasing image | Koji Imamiya, Katsunori Mizuta | 2013-09-24 |
| 8512461 | Inkjet ink and inkjet ink manufacturing method | Tsuyoshi Itou, Koji Imamiya | 2013-08-20 |
| 8486598 | Electrophotographic toner | Yasuhito Noda, Koji Imamiya, Tsuyoshi Itou, Noboru Furuyama | 2013-07-16 |
| 8487972 | Decoloring apparatus, image forming apparatus, and decoloring method | Koji Imamiya, Noboru Furuyama | 2013-07-16 |
| 8465897 | Electrophotographic toner | Yasuhito Noda, Koji Imamiya, Tsuyoshi Itou, Noboru Furuyama | 2013-06-18 |
| 8426095 | Toner | Junichi Ishikawa, Tsuyoshi Itou | 2013-04-23 |
| 8227167 | Developing agent and method for producing developing agent | Tsuyoshi Itou, Takashi Urabe, Yasuhito Noda, Motonari Udo, Satoshi Araki +3 more | 2012-07-24 |
| 8029962 | Developing agent | Motonari Udo, Masahiro Ikuta, Tsuyoshi Itou, Takashi Urabe, Takafumi Hara +2 more | 2011-10-04 |
| 8012661 | Method for producing developing agent | Motonari Udo, Takashi Urabe, Tsuyoshi Itou, Yasuhito Noda, Satoshi Araki +2 more | 2011-09-06 |
| 7985525 | Method for producing developing agent | Masahiro Ikuta, Takashi Urabe, Tsuyoshi Ito, Motonari Udo, Satoshi Araki | 2011-07-26 |
| 7981587 | Developing agent and method for producing the same | Masahiro Ikuta, Tsuyoshi Itou, Takashi Urabe, Motonari Udo, Satoshi Araki | 2011-07-19 |
| 7960086 | Developing agent and method for manufacturing the same | Takashi Urabe, Takafumi Hara, Tsuyoshi Itou, Masahiro Ikuta, Motonari Udo +3 more | 2011-06-14 |
| 7901862 | Developing agent and method for manufacturing the same | Tsuyoshi Itou, Takashi Urabe, Motonari Udo, Yasuhito Noda, Satoshi Araki +2 more | 2011-03-08 |
| 7851120 | Developing agent and method for producing the same | Takashi Urabe, Tsuyoshi Itou, Yasuhito Noda, Motonari Udo, Satoshi Araki +3 more | 2010-12-14 |
| 7846634 | Developing agent | Takashi Urabe, Satoshi Araki, Tsuyoshi Ito, Yasuhito Noda, Motonari Udo +2 more | 2010-12-07 |
| 7164887 | Radio communication device | Tosaku Tanada, Kentaro Nagahama, Hiroshi Matsuya, Toshiya Tamura | 2007-01-16 |