MO

Michiya Okamoto

Ricoh Company: 24 patents #864 of 9,818Top 9%
Overall (All Time): #173,438 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
10281866 Image forming apparatus and process cartridge Nobuyuki Taguchi, Takeshi Fukao, Shinya Karasawa, Takuma Iwasaki, Kentaro Nodera +1 more 2019-05-07
9500996 Sealing member, toner conveying device, and image forming apparatus Yuta Azeyanagi, Takeshi Kojima, Hajime Teraji, Hiromichi Ninomiya, Shinya Karasawa +2 more 2016-11-22
9429895 Cleaning device and image forming apparatus Hajime Teraji, Hiromichi Ninomiya, Takeshi Kojima, Takuma Iwasaki, Shinya Karasawa +3 more 2016-08-30
9395678 Waste toner container and image forming apparatus Shinya Karasawa, Hiromichi Ninomiya, Takeshi Kojima, Hajime Teraji, Takuma Iwasaki +4 more 2016-07-19
9031469 Image forming apparatus and process cartridge incorporated therein Takuma Iwasaki, Ken Amemiya, Shinya Karasawa 2015-05-12
8989619 Image forming apparatus having transfer belt contact and separating mechanism interfering with removable unit Shinya Karasawa, Ken Amemiya, Takuma Iwasaki, Hiroyuki Uenishi 2015-03-24
8958737 Lubricant Supplying Device, Process Cartridge, and Image Forming Apparatus Shinya Karasawa, Ken Amemiya, Takuma Iwasaki, Yuta Azeyanagi 2015-02-17
8934808 Charging device, including a cleaning device to clean a charging roller Ken Amemiya, Takuma Iwasaki, Shinya Karasawa, Yuta Azeyanagi 2015-01-13
8918016 Process cartridge and image forming apparatus including same Ken Amemiya, Takuma Iwasaki, Shinya Karasawa, Hiroyuki Uenishi, Hideki Kimura 2014-12-23
8676107 Lubricant applying device, process cartridge, and image forming apparatus Ken Amemiya, Shinya Karasawa, Takuma Iwasaki, Satoshi Hatori, Toshio Koike +2 more 2014-03-18
8655205 Waste toner container and image forming apparatus including same Shinya Karasawa, Ken Amemiya, Takuma Iwasaki, Yuta Azeyanagi, Hiroyuki Uenishi 2014-02-18
8655254 Lubricant applicator, image forming apparatus, and method of mounting lubricant applicator Yuji Arai, Ken Amemiya, Toshio Koike, Takuma Iwasaki, Hiroyuki Nagashima +6 more 2014-02-18
8620203 Waste toner container and image forming apparatus incorporating same Shinya Karasawa, Ken Amemiya, Takuma Iwasaki, Yuta Azeyanagi 2013-12-31
8611805 Waste-toner collecting device process cartridge and image forming apparatus having the same Toshio Koike, Ken Amemiya, Satoshi Hatori, Yuji Arai, Yuta Azeyanagi +1 more 2013-12-17
8588672 Lubricant applicator, process cartridge, transfer unit, and image forming apparatus Yuji Arai, Ken Amemiya, Satoshi Hatori, Toshio Koike, Takuma Iwasaki +1 more 2013-11-19
8565661 Cleaning device including cleaning mechanism having noise reduction mechanism and image forming apparatus incorporating same Hiroyuki Nagashima, Fumihito Itoh, Hiroshi Ono, Ken Amemiya, Masahiko Shakuto +4 more 2013-10-22
8494428 Lubricant applicator, process unit including the lubricant applicator, transfer unit including the lubricant applicator, and image forming apparatus including the process unit or the transfer unit Yuta Azeyanagi, Ken Amemiya, Satoshi Hatori, Toshio Koike, Yuji Arai +5 more 2013-07-23
8369770 Collection container, cleaning unit, and image forming apparatus capable of collecting waste toner efficiently Hiroyuki Nagashima, Fumihito Itoh, Hiroshi Ono, Ken Amemiya, Masahiko Shakuto +4 more 2013-02-05
8254823 Waste toner storage unit and image forming apparatus using same Hiroyuki Nagashima, Shuji Tanaka, Nobuo Kuwabara, Hiroshi Ono, Ken Amemiya +4 more 2012-08-28
8185032 Used toner collection device and image forming apparatus Hiroshi Ono, Tokuya Ojimi, Shuji Tanaka, Ken Amemiya, Toshio Koike +4 more 2012-05-22
8090293 Process cartridge and image forming apparatus employing same Yuji Arai, Hiroyuki Nagashima, Nobuo Kuwabara, Fumihito Itoh, Hiroshi Ono +8 more 2012-01-03
8041280 Lubricant applying device, process cartridge, and image forming apparatus Toshio Koike, Hiroyuki Nagashima, Nobuo Kuwabara, Fumihito Itoh, Masahiko Shakuto +3 more 2011-10-18
7953363 Lubricant applicator and image forming apparatus including same Kenji Honjoh, Toshiya Satoh, Hiroyuki Nagashima, Fumihito Itoh, Hiroshi Ono +5 more 2011-05-31
7844198 Electrophotographic photoreceptor, photoreceptor supporting device, imaging device and process cartridge Nobuo Kuwabara, Hiroyuki Nagashima, Shuji Tanaka, Hiroshi Ono, Ken Amemiya +3 more 2010-11-30