Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8958729 | Magnet roller, developer bearer, development device, process cartridge, and image forming apparatus | Takashi Innami, Noriyuki Kamiya, Yoshiyuki Takano, Hiroya Abe | 2015-02-17 |
| 8824932 | Development device, and process cartridge and image forming apparatus incorporating same | Katsumi Masuda, Takamasa Ozeki, Nobuyuki Taguchi, Yuuki Satoh, Toshiki Hayashi +4 more | 2014-09-02 |
| 8731444 | Develop roller, develop unit, process cartridge, and image forming apparatus | Toshio Kojima, Kyohta Koetsuka, Yoshiyuki Takano, Noriyuki Kamiya, Takashi Innami +1 more | 2014-05-20 |
| 8682230 | Development device, process cartridge, and image forming apparatus including same having multiple recesses formed on a developer bearer | Nobuyuki Taguchi, Katsumi Masuda, Takamasa Ozeki, Yuuki Satoh, Toshiki Hayashi +4 more | 2014-03-25 |
| 8600271 | Magnet roller, developer holder element, develop unit, process cartridge, and image forming apparatus | Takashi Innami, Kyohta Koetsuka, Yoshiyuki Takano, Noriyuki Kamiya, Takumi Terasaka | 2013-12-03 |
| 8565652 | Development roller, development device, process cartridge and image-forming apparatus | Takumi Terasaka, Toshio Kojima, Kyohta Koetsuka, Noriyuki Kamiya, Hiroya Abe | 2013-10-22 |
| 8535116 | Magnetic particle carrying device, and developing unit, process cartridge, and image forming apparatus using the same, and surface treatment method of the same | Hiroya Abe, Tsuyoshi Imamura, Kyohta Koetsuka, Tadaaki Hattori, Yoshiyuki Takano +3 more | 2013-09-17 |
| 8500615 | Magnetic roller and manufacturing method thereof, developer carrier, development device, processing cartridge, and image forming apparatus | Tsuyoshi Imamura, Yoshiyuki Takano, Kyohta Koetsuka, Tadaaki Hattori, Noriyuki Kamiya +3 more | 2013-08-06 |
| 8331834 | Developing unit, image forming apparatus incorporating same, and process cartridge including same | Kyohta Koetsuka, Yoshiyuki Takano, Katsumi Masuda, Yoshio Hattori, Yuji Suzuki +2 more | 2012-12-11 |
| 8135316 | Development roller, development device, process cartridge and image forming device | Toshio Kojima, Kyohta Koetsuka, Noriyuki Kamiya, Rei Suzuki, Tadaaki Hattori +3 more | 2012-03-13 |
| 8135315 | Developer regulating member in a developing unit, process cartridge including same, and image forming apparatus incorporating same | Takamasa Ozeki, Katsumi Masuda, Yoshio Hattori, Hiroyuki Uenishi, Yuji Suzuki +5 more | 2012-03-13 |
| 8023867 | Magnet roller and method for the same, magnetic particle-support member, development device, process cartridge, and image forming apparatus | Yoshiyuki Takano, Tsuyoshi Imamura, Kyohta Koetsuka, Noriyuki Kamiya, Hiroya Abe +3 more | 2011-09-20 |
| 7917067 | Magnetic field generating member and manufacturing method thereof, magnetic particle support body, image development device, process cartridge and image forming apparatus | Yoshiyuki Takano, Kyohta Koetsuka, Noriyuki Kamiya, Mieko Terashima, Rei Suzuki +3 more | 2011-03-29 |
| 7907876 | Developer carrier, development device, process cartridge, and image forming apparatus | Tadaaki Hattori, Kyohta Koetsuka, Yoshiyuki Takano, Noriyuki Kamiya, Rei Suzuki +2 more | 2011-03-15 |
| 7899374 | Magnetic particle carrying device, and developing unit, process cartridge, and image forming apparatus using the same, and surface treatment method of the same | Hiroya Abe, Tsuyoshi Imamura, Kyohta Koetsuka, Tadaaki Hattori, Yoshiyuki Takano +3 more | 2011-03-01 |
| 7891094 | Method of manufacturing a hollow body used in an image forming apparatus | Tsuyoshi Imamura, Kyohta Koetsuka, Yoshiyuki Takano, Hiroya Abe, Mieko Terashima +3 more | 2011-02-22 |
| 7890030 | Magnetic roller, developer carrier, developing device, process cartridge, and image forming apparatus | Takashi Innami, Kyohta Koetsuka, Yoshiyuki Takano, Tadaaki Hattori, Noriyuki Kamiya +3 more | 2011-02-15 |
| 7721422 | Methods of making microelectronic assemblies | Tomoo Iijima | 2010-05-25 |
| 7664441 | Developer holding member, development device, process cartridge, image forming apparatus and method of manufacturing hollow body | Tsuyoshi Imamura, Kyohta Koetsuka, Yoshiyuki Takano, Hiroya Abe, Mieko Terashima +3 more | 2010-02-16 |
| 7565098 | Developing device, process cartridge and image forming apparatus | — | 2009-07-21 |
| 7546681 | Manufacturing method for wiring circuit substrate | Tomoo Iijima | 2009-06-16 |
| 7096578 | Manufacturing method for wiring circuit substrate | Tomoo Iijima | 2006-08-29 |
| 6828221 | Manufacturing method for wiring circuit substrates | Tomoo Iijima | 2004-12-07 |
| 6646337 | Wiring circuit substrate and manufacturing method therefor | Tomoo Iijima | 2003-11-11 |
| 6528874 | Wiring circuit substrate and manufacturing method thereof | Tomoo Iijima | 2003-03-04 |