MU

Masamitsu Ukai

Brother Kogyo: 27 patents #292 of 2,767Top 15%
Overall (All Time): #145,837 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
10564596 Image forming apparatus having a drawer including an exposure head Nao Itabashi, Masato Makino 2020-02-18
9796542 Sheet feeding device and image forming apparatus employing the same Yukio Shiohara, Yohei Hashimoto, Hirotaka Mori, Noriyuki Kawamata, Masahito Saeki +2 more 2017-10-24
9612552 Cartridge and image forming apparatus Yasuo Fukamachi, Motoaki Mushika 2017-04-04
9599929 Cartridge and image forming apparatus Yasuo Fukamachi, Motoaki Mushika 2017-03-21
9309084 Image forming apparatus having metal bracket attached to frame Saya Minoshima 2016-04-12
9207632 Developing cartridge provided with detection body Nao Itabashi, Naoya Kamimura, Motoaki Mushika, Yasuo Fukamachi 2015-12-08
9013767 Image reading apparatus and method for manufacturing the same Saya Minoshima 2015-04-21
8995846 Cartridge mountable on image-forming apparatus Nao Itabashi, Naoya Kamimura, Motoaki Mushika, Yasuo Fukamachi 2015-03-31
8958707 Cartridge detection Motoaki Mushika 2015-02-17
8867932 Cartridge and image forming apparatus Yasuo Fukamachi, Motoaki Mushika 2014-10-21
8821055 Image forming apparatus 2014-09-02
8768182 Cartridge detection Motoaki Mushika 2014-07-01
8657278 Image forming apparatus Naoto Ozeki, Atsushi Mikuni, Wei-Ming Wang, Tomitake Aratachi 2014-02-25
8561981 Image forming apparatus with a pair of expansion members Wei-Ming Wang 2013-10-22
8488989 Image forming device having exhaust channel for exhausting air out of the device 2013-07-16
8463145 Cartridge Yasuo Fukamachi, Motoaki Mushika 2013-06-11
8346129 Image forming device having a mechanism for driving a fixing roller 2013-01-01
8019269 Image forming apparatus 2011-09-13
8000626 Image forming apparatus including holding portion having air vent 2011-08-16
7991322 Image forming apparatus 2011-08-02
7962065 Image forming apparatus 2011-06-14
7907865 Image forming device capable of preventing wear to electrodes 2011-03-15
7869734 Image forming apparatus including a holding portion having an air vent 2011-01-11
7720430 Image forming apparatus Makoto Hasegawa, Fumio Morita, Tomitake Aratachi, Yoshinori Ito, Takashi Shimizu +1 more 2010-05-18
7606512 Image forming device with cover protrusions Atsuo Hirose 2009-10-20