Issued Patents All Time
Showing 26–50 of 60 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9261805 | Toner set for printing system and printing system | Takayasu Aoki, Takafumi Hara, Masahiro Ikuta, Kazuhisa Takeda, Yasuhito Noda | 2016-02-16 |
| 9217941 | Method of manufacturing erasable toner | Kazuhisa Takeda, Yasuhito Noda, Takayasu Aoki, Masahiro Ikuta, Takafumi Hara +1 more | 2015-12-22 |
| 9201327 | Electrophotographic toner | Takayasu Aoki, Yasuhito Noda, Koji Imamiya, Noboru Furuyama | 2015-12-01 |
| 9164408 | Electrophotographic toner | Takayasu Aoki, Koji Imamiya | 2015-10-20 |
| 9128394 | Electrophotographic toner and method for producing the same | Takafumi Hara, Masahiro Ikuta, Motonari Udo, Kazuhisa Takeda | 2015-09-08 |
| 9005869 | Developing agent and method for producing the same | Takahito Kabai | 2015-04-14 |
| 8986915 | Toner, method for producing the same, cartridge storing the same, process cartridge, and image forming apparatus | Takahito Kabai | 2015-03-24 |
| 8940468 | Decolorable toner and process for production thereof | Takayasu Aoki, Takafumi Hara, Masahiro Ikuta, Motonari Udo, Koji Shimokusa +1 more | 2015-01-27 |
| 8894193 | Decolorizable water-based inkjet ink | Takayasu Aoki, Takafumi Hara | 2014-11-25 |
| 8892020 | Image forming apparatus and image forming method | Koji Imamiya, Takayasu Aoki, Hiromichi Mitamura, Noboru Furuyama | 2014-11-18 |
| 8865388 | Electrophotographic toner and process for producing electrophotographic toner | Takayasu Aoki, Takahito Kabai | 2014-10-21 |
| 8790857 | Toner and process for production thereof | Motonari Udo, Kazuhisa Takeda, Takayasu Aoki, Masahiro Ikuta, Takafumi Hara | 2014-07-29 |
| 8785097 | Erasable toner and process for production thereof | Takayasu Aoki, Motonari Udo, Masahiro Ikuta, Takafumi Hara | 2014-07-22 |
| 8691487 | Electrophotographic toner | Takayasu Aoki, Yasuhito Noda, Koji Imamiya, Noboru Furuyama | 2014-04-08 |
| 8669036 | Producing method of toner | Takahito Kabai, Takayasu Aoki, Masahiro Ikuta | 2014-03-11 |
| 8647799 | Erasable toner and method for producing the same | Takayasu Aoki | 2014-02-11 |
| 8637217 | Electrophotographic toner and process for producing electrophotographic toner | Takayasu Aoki, Takahito Kabai | 2014-01-28 |
| 8615189 | Image forming apparatus and image forming method | Koji Imamiya, Takayasu Aoki, Hiromichi Mitamura, Noboru Furuyama | 2013-12-24 |
| 8609314 | Developing agent and method of manufacturing the same | Takahito Kabai, Takayasu Aoki | 2013-12-17 |
| 8603722 | Toner producing method and toner | Takayasu Aoki, Koji Imamiya, Masahiro Ikuta | 2013-12-10 |
| 8557495 | Developing agent and method for producing the same | Takahito Kabai | 2013-10-15 |
| 8512461 | Inkjet ink and inkjet ink manufacturing method | Takayasu Aoki, Koji Imamiya | 2013-08-20 |
| 8486598 | Electrophotographic toner | Takayasu Aoki, Yasuhito Noda, Koji Imamiya, Noboru Furuyama | 2013-07-16 |
| 8465897 | Electrophotographic toner | Takayasu Aoki, Yasuhito Noda, Koji Imamiya, Noboru Furuyama | 2013-06-18 |
| 8426095 | Toner | Takayasu Aoki, Junichi Ishikawa | 2013-04-23 |