MM

Minoru Masuda

Ricoh Company: 52 patents #210 of 9,818Top 3%
PL Pfu Limited: 19 patents #15 of 478Top 4%
Fujitsu Limited: 12 patents #2,592 of 24,456Top 15%
OL Olfa: 3 patents #4 of 5Top 80%
MK Mitsubishi Kasei: 2 patents #194 of 911Top 25%
TK Toyo Boseki Kabushiki Kaisha: 2 patents #343 of 1,085Top 35%
TC Toyobo Co.: 1 patents #227 of 498Top 50%
Overall (All Time): #22,068 of 4,157,543Top 1%
81
Patents All Time

Issued Patents All Time

Showing 26–50 of 81 patents

Patent #TitleCo-InventorsDate
9042802 Image forming apparatus Takamasa Hase, Shinya Nakayama, Atsushi Yamamoto, Hideyuki Santo, Yukiko Iwasaki +1 more 2015-05-26
9029061 Carrier, developer using the carrier, and developing device, image forming method, image forming apparatus and process cartridge using the developer Koichi Sakata, Hisashi Nakajima, Kimitoshi Yamaguchi, Yutaka Takahashi, Hitoshi Iwatsuki +2 more 2015-05-12
D717150 Cutter knife 2014-11-11
8877418 Developing method and image forming method Hisashi Nakajima, Kimitoshi Yamaguchi, Shigenori Yaguchi, Hitoshi Iwatsuki, Toyoaki Tano +4 more 2014-11-04
8828285 Particulate production apparatus and particulate production method, and toner preparation apparatus and toner preparation method Kiyotada Katoh, Yasutada Shitara, Yoshihiro Norikane, Satoshi Takahashi 2014-09-09
8785099 Toner, developer including the toner, and developing device and image forming apparatus using the toner Hyo Shu, Mitsuo Aoki, Kumi Hasegawa 2014-07-22
8758973 Method and apparatus for producing toner Keiji Makabe, Yohichiroh Watanabe, Yasutada Shitara, Yoshihiro Norikane 2014-06-24
8728619 Highly functional polyethylene fiber excellent in forming processability Yasunori Fukushima, Shoji Oda, Akira Hamano 2014-05-20
8679723 Method of manufacturing toner Yasutada Shitara, Yoshihiro Norikane, Kiyotada Katoh, Satoshi Takahashi 2014-03-25
8673534 Particulate material production method and apparatus, toner production method and apparatus, and toner Kiyotada Katoh, Yasutada Shitara, Yoshihiro Norikane, Kenta Kenjoh, Satoshi Takahashi 2014-03-18
8518626 Carrier, method for preparing the carrier, developer using the carrier, developer container, and image forming method and apparatus and process cartridge using the developer Saori Yamada, Hisashi Nakajima, Kimitoshi Yamaguchi, Koichi Sakata, Hitoshi Iwatsuki +3 more 2013-08-27
8512929 Latent electrostatic image developing carrier, two-component developer and image forming method Hitoshi Iwatsuki, Kimitoshi Yamaguchi, Yutaka Takahashi, Koichi Sakata, Toyoaki Tano 2013-08-20
8481239 Carrier for two-component developer Hisashi Nakajima, Kimitoshi Yamaguchi, Yutaka Takahashi, Koichi Sakata, Hitoshi Iwatsuki +2 more 2013-07-09
8475989 Carrier, method for preparing the carrier, developer using the carrier, developer container, and image forming method and process cartridge using the developer Yutaka Takahashi, Kimitoshi Yamaguchi, Hisashi Nakajima, Koichi Sakata, Hitoshi Iwatsuki +3 more 2013-07-02
8431312 Carrier, developer, and image forming method Kimitoshi Yamaguchi, Yutaka Takahashi, Koichi Sakata, Hitoshi Iwatsuki 2013-04-30
8377618 Image forming method, image forming apparatus, and toner Hyo Shu, Yasuaki Iwamoto, Yasutada Shitara 2013-02-19
8257896 Carrier Kimitoshi Yamaguchi, Yutaka Takahashi, Koichi Sakata, Hitoshi Iwatsuki, Toyoaki Tano 2012-09-04
8247150 Carrier for developing electrostatic latent image, two-component developer, supplemental developer, process cartridge, and image forming method Hitoshi Iwatsuki, Kimitoshi Yamaguchi, Yutaka Takahashi, Koichi Sakata 2012-08-21
8211610 Carrier for use in developer developing electrostatic image, developer using the carrier, and image forming method and apparatus and process cartridge using the developer Kimitoshi Yamaguchi, Yutaka Takahashi, Koichi Sakata, Hitoshi Iwatsuki, Toyoaki Tano 2012-07-03
8201823 Sheet feeding apparatus Shyuichi Morikawa 2012-06-19
8034523 Full color toner, and its use in electrophotography methods and apparatus Kumi Hasegawa, Mitsuo Aoki, Hyo Shu 2011-10-11
8012659 Image forming apparatus, toner, and process cartridge Hyo Shu, Yasuaki Iwamoto, Yasutada Shitara 2011-09-06
7985518 Toner, image forming apparatus using the same, and image forming method Hyo Shu, Mitsuo Aoki, Kumi Hasegawa 2011-07-26
7971867 Sheet feeding apparatus and medium detecting method Hiroshi Shiraiwa, Ryoichi Yasukawa, Masaya Takamori 2011-07-05
7929869 Sheet feeder and jam detecting method Ryoichi Yasukawa, Satoshi Ishida 2011-04-19