OU

Osamu Uchinokura

Ricoh Company: 51 patents #217 of 9,818Top 3%
Fujitsu Limited: 5 patents #6,029 of 24,456Top 25%
Overall (All Time): #51,136 of 4,157,543Top 2%
52
Patents All Time

Issued Patents All Time

Showing 1–25 of 52 patents

Patent #TitleCo-InventorsDate
9274445 Toner set, developer set, and image forming apparatus Junichi Awamura, Teruki Kusahara, Satoshi Ogawa, Daisuke Ito, Daisuke Inoue +4 more 2016-03-01
9201326 Toner, developer and image forming apparatus Ryuuta Yoshida, Takahiro Honda, Junichi Awamura, Masaki Watanabe, Daisuke Inoue +2 more 2015-12-01
9201325 Toner containing crystalline polyester Tsuyoshi Sugimoto, Satoshi Ogawa, Junichi Awamura, Satoshi Kojima, Daisuke Ito +4 more 2015-12-01
9005864 Toner, two-component developer and image forming apparatus Syouko Satoh, Tsuneyasu Nagatomo, Satoshi Kojima, Junichi Awamura, Daisuke Ito +4 more 2015-04-14
8956795 Toner for developing electrostatic image, two-component developer and image forming apparatus Satoshi Kojima, Tsuneyasu Nagatomo, Syouko Satoh, Junichi Awamura, Satoshi Ogawa +6 more 2015-02-17
8795938 Toner and image forming apparatus Tomoyuki Satoh, Takahiro Honda, Daisuke Inoue, Mamoru Hozumi 2014-08-05
8778588 Toner for electrostatic charge development Teruki Kusahara, Junichi Awamura, Tsuyoshi Sugimoto, Hyo Shu, Tomomi Suzuki +8 more 2014-07-15
8758968 Toner, production method thereof, developer and image forming method Naohiro Watanabe, Tsuyoshi Sugimoto, Shinya Hanatani, Mamoru Hozumi 2014-06-24
8741521 Toner, developer, image forming method and image forming apparatus Mamoru Hozumi, Tsuyoshi Sugimoto, Naohiro Watanabe, Tomoyuki Satoh, Shinya Hanatani +1 more 2014-06-03
8652719 Toner, process cartridge, and image forming apparatus Satoshi Ogawa, Junichi Awamura, Teruki Kusahara, Daisuke Ito, Daisuke Inoue 2014-02-18
8614043 Toner Masaki Watanabe, Junichi Awamura, Takahiro Honda, Satoshi Ogawa, Tsuneyasu Nagatomo +1 more 2013-12-24
8518622 Toner, developer, and image forming method Satoshi Ogawa, Daisuke Inoue, Daisuke Ito, Junichi Awamura, Teruki Kusahara +3 more 2013-08-27
8492063 Method of manufacturing toner Junichi Awamura, Akinori Saitoh, Masahide Yamada, Tomomi Suzuki 2013-07-23
8455169 Toner, method for preparing the toner, and image forming method using the toner Daisuke Inoue, Fumihiro Sasaki, Satoshi Kojima, Hideki Sugiura, Naoko Morisawa 2013-06-04
8435716 Method for producing toner, toner, and image forming method using the same Masaki Watanabe, Tsuneyasu Nagatomo, Takahiro Honda, Ryuta Chiba 2013-05-07
8431304 Toner and developer Tsuyoshi Sugimoto, Naohiro Watanabe, Tomoyuki Satoh, Shinya Hanatani, Mamoru Hozumi 2013-04-30
8192911 Method of manufacturing toner and toner Junichi Awamura, Akinori Saitoh, Masahide Yamada, Tomomi Suzuki 2012-06-05
8187785 Method of manufacturing toner Junichi Awamura, Akinori Saitoh, Tomomi Suzuki 2012-05-29
8178276 Method of manufacturing toner Akinori Saitoh, Junichi Awamura, Masahide Yamada, Hiroshi Yamada 2012-05-15
8124308 Toner, vessel with the toner, developer, image forming apparatus and process cartridge and image forming method Naohiro Watanabe, Shigeru Emoto, Yohichiroh Watanabe, Masahide Yamada, Tsunemi Sugiyama +4 more 2012-02-28
8043778 Toner, method for preparing the toner, and image forming apparatus using the toner Tsuneyasu Nagatomo, Naohiro Watanabe, Satoshi Kojima 2011-10-25
8029960 Toner for developing electrostatic latent image, and image forming apparatus and process cartridge using the toner Tsuneyasu Nagatomo, Naohiro Watanabe, Satoshi Kojima 2011-10-04
8026031 Toner, vessel with the toner, developer, image forming apparatus and process cartridge and image forming method Naohiro Watanabe, Shigeru Emoto, Yohichiroh Watanabe, Masahide Yamada, Tsunemi Sugiyama +4 more 2011-09-27
8007976 Electrostatic image developing toner, toner kit and image forming apparatus Hideki Sugiura, Hiroyuki Fushimi, Takahiro Honda, Masami Tomita, Hyo Shu +1 more 2011-08-30
7943280 Toner containing a laminar inorganic mineral in which part or all of the ions present between layers are modified by organic ions Naohiro Watanabe, Junichi Awamura 2011-05-17