Issued Patents All Time
Showing 51–75 of 75 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8472856 | Image forming apparatus | Hiromichi Ninomiya, Hiroshi Mizusawa, Hiroki Matsuura, Yoshinori Ozawa | 2013-06-25 |
| 8452199 | Waste toner collector, image forming apparatus, and waste toner collection container | — | 2013-05-28 |
| 8357730 | Process for producing flexible polyurethane foam | Takayuki Sasaki, Daisuke Kaku, Takashi Ito | 2013-01-22 |
| 8204400 | Charging device capable of efficiently charging image carrier | Shinya Karasawa, Takatsugu Fujishiro, Takaaki Tawada, Hiromichi Ninomiya, Takeshi Tabuchi +1 more | 2012-06-19 |
| 8190041 | Image forming apparatus | — | 2012-05-29 |
| 7831189 | Lubricant applying unit, a process cartridge including the same, and an image forming apparatus provided with the process cartridge including the same | Hiroomi Harada, Shuji Tanaka | 2010-11-09 |
| 7825166 | Flexible polyurethane foam, process for its production, and seat for automobile using the flexible polyurethane foam | Takayuki Sasaki, Takashi Ito, Yoshinori Toyota | 2010-11-02 |
| 7542712 | Lubricant applicator, and image forming apparatus and process cartridge using the lubricant applicator, and method for assembling the process cartridge | Shuji Tanaka, Shinichi Kawahara, Yoshiyuki Kimura, Hiroshi Hosokawa, Yoshio Hattori +11 more | 2009-06-02 |
| 7493075 | Cleaning device, process cartridge and image forming apparatus | Takeshi Shintani, Takuji Yoneda, Toshio Koike, Masato Yanagida, Hiroyuki Nagashima +5 more | 2009-02-17 |
| 7430377 | Image forming apparatus and process cartridge having a detachable unit body having a lubricant applying unit and image carrier mounted thereon | Toshio Koike, Ken Amemiya, Masato Yanagida, Masanori Kawasumi, Takeshi Uchitani +8 more | 2008-09-30 |
| 7400844 | Image forming apparatus and process cartridge with a cleaner for removing toner from an image bearing member | Eisaku Murakami, Hiroyuki Nagashima, Masato Yanagida, Takeshi Shintani, Toshio Koike +4 more | 2008-07-15 |
| 7386257 | Imaging apparatus, and toner and process cartridge used in the imaging apparatus | Toshio Koike, Eisaku Murakami, Masato Yanagida, Takeshi Shintani, Atsushi Sampe +4 more | 2008-06-10 |
| 7295796 | Image forming apparatus having a temporary toner holding device and a toner collecting device | Eisaku Murakami, Hideo Yoshizawa, Hiroyuki Nagashima, Yoshiyuki Kimura, Hideki Zemba +8 more | 2007-11-13 |
| 7272354 | Cleaning unit and image forming apparatus having multiple cleaning blades | Eisaku Murakami, Masami Tomita, Masanori Kawasumi, Toshio Koike, Atsushi Sampe +11 more | 2007-09-18 |
| 7266324 | Charging device, and process cartridge and image forming apparatus using the charging device | Masato Yanagida, Hiroyuki Nagashima, Toshio Koike, Atsushi Sampe, Masanori Kawasumi +5 more | 2007-09-04 |
| 7228099 | Cleaning device for cleaning a surface of an image support body | Takeshi Shintani, Takuji Yoneda, Toshio Koike, Masato Yanagida, Hiroyuki Nagashima +5 more | 2007-06-05 |
| 7218877 | Charging device, and process cartridge and image forming apparatus including the charging device using the same | Masato Yanagida, Hiroyuki Nagashima, Toshio Koike, Atsushi Sampe, Masanori Kawasumi +5 more | 2007-05-15 |
| 7149465 | Cleaning unit, process cartridge, image forming apparatus, and toner | Ken Amemiya, Masato Yanagida, Takeshi Shintani, Takaaki Tawada, Yuji Arai +8 more | 2006-12-12 |
| 7139504 | Charging device, and process cartridge and image forming apparatus using the charging device | Masato Yanagida, Hiroyuki Nagashima, Toshio Koike, Atsushi Sampe, Masanori Kawasumi +5 more | 2006-11-21 |
| 7130564 | Method and apparatus for image forming capable of removing residual toner without using a toner cleaning system, process cartridge for use in the apparatus and toner used for the image forming | Eisaku Murakami, Toshio Koike, Masato Yanagida, Takeshi Shintani, Masanori Kawasumi +4 more | 2006-10-31 |
| 7110696 | Cleaning unit, process cartridge, and image forming apparatus | Eisaku Murakami, Masami Tomita, Masanori Kawasumi, Toshio Koike, Atsushi Sampe +11 more | 2006-09-19 |
| 7085528 | Cleaning unit, process cartridge, and image forming apparatus | Takeshi Shintani, Masato Yanagida, Toshio Koike, Eisaku Murakami, Masanori Kawasumi +2 more | 2006-08-01 |
| 7065316 | Cleaning unit, process cartridge, image forming apparatus, and toner | Masato Yanagida, Atsushi Sampe, Toshio Koike, Takeshi Shintani, Masanori Kawasumi +3 more | 2006-06-20 |
| 7062194 | Charging device, and process cartridge and image forming apparatus including the charging device | Masato Yanagida, Hiroyuki Nagashima, Toshio Koike, Atsushi Sampe, Masanori Kawasumi +5 more | 2006-06-13 |
| 7050741 | Imaging apparatus, and toner and process cartridge used in the imaging apparatus | Toshio Koike, Eisaku Murakami, Masato Yanagida, Takeshi Shintani, Atsushi Sampe +4 more | 2006-05-23 |