Patents by Inventor Ichiro Kanno

Ichiro Kanno has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20180246434
    Abstract: A toner comprises toner particles each containing a binder resin and a crystalline compound represented by a specific chemical formula. The crystalline compound. exhibits a CuK? X-ray diffraction spectrum having a diffraction peak at a Bragg angle 2?±0.2 in the range of 4.0° to 5.0°. The diffraction peak has a half-value width of 0.7° or more.
    Type: Application
    Filed: February 22, 2018
    Publication date: August 30, 2018
    Inventors: Ichiro Kanno, Takeshi Hashimoto, Nozomu Komatsu, Masayuki Hama, Hitoshi Sano, Yuto Onozaki, Takakuni Kobori, Hiroyuki Fujikawa
  • Patent number: 10048610
    Abstract: A toner containing a toner particle containing a binding resin and a colorant and an inorganic fine particle, in which the inorganic fine particle is a silica particle containing aluminum and the content of the aluminum in the silica particle is 0.2 ppm or more and 200 ppm or less.
    Type: Grant
    Filed: December 20, 2016
    Date of Patent: August 14, 2018
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Ichiro Kanno, Takeshi Hashimoto, Masayuki Hama, Hitoshi Sano, Nozomu Komatsu, Tsubasa Fujisaki, Takakuni Kobori, Hiroyuki Fujikawa
  • Patent number: 10036970
    Abstract: Provided is a magenta toner having a toner particle containing a binder resin, a wax and a colorant, wherein the colorant contains a specific amount of a compound (1), the colorant also contains one or more compounds selected from the group consisting of a naphthol compound, a quinacridone compound and a lake compound thereof in addition to the compound (1), and the binder resin contains a specific amount of a polyester resin.
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: July 31, 2018
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Ichiro Kanno, Takeshi Hashimoto, Nozomu Komatsu, Masayuki Hama, Hitoshi Sano, Yuto Onozaki, Akifumi Matsubara, Takakuni Kobori, Hiroyuki Fujikawa, Tsubasa Fujisaki
  • Publication number: 20170357168
    Abstract: Provided is a magenta toner having a toner particle containing a binder resin, a wax and a colorant, wherein the colorant contains a specific amount of a compound (1), the colorant also contains one or more compounds selected from the group consisting of a naphthol compound, a quinacridone compound and a lake compound thereof in addition to the compound (1), and the binder resin contains a specific amount of a polyester resin.
    Type: Application
    Filed: June 2, 2017
    Publication date: December 14, 2017
    Inventors: Ichiro Kanno, Takeshi Hashimoto, Nozomu Komatsu, Masayuki Hama, Hitoshi Sano, Yuto Onozaki, Akifumi Matsubara, Takakuni Kobori, Hiroyuki Fujikawa, Tsubasa Fujisaki
  • Publication number: 20170343911
    Abstract: A toner comprises a toner particle containing an amorphous polyester, wherein the amorphous polyester contains an amorphous polyester 1, the amorphous polyester contains a tin compound and a titanium compound, a Sn/Ti abundance ratio between Sn and Ti in the amorphous polyester according to x-ray fluorescence analysis is 20/80 to 80/20, and a weight-average molecular weight Mw1 of the amorphous polyester 1 according to measurement by gel permeation chromatography (GPC) is Mw1<7,000.
    Type: Application
    Filed: May 22, 2017
    Publication date: November 30, 2017
    Inventors: Takeshi Hashimoto, Nozomu Komatsu, Yuto Onozaki, Akifumi Matsubara, Ichiro Kanno, Hitoshi Sano, Tsubasa Fujisaki, Masayuki Hama, Takakuni Kobori, Hiroyuki Fujikawa
  • Publication number: 20170315461
    Abstract: A toner comprising a toner particle containing a binder resin, a wax, and inorganic fine particles, wherein the binder resin contains a crystalline polyester resin and an amorphous polyester resin, and, in a cross section of the toner particle, when Sc represents an area taken up by the crystalline polyester resin and S1 represents an area taken up by the inorganic fine particles that are present in the crystalline polyester resin portion, Sc and S1 satisfy the relationship S1/Sc?0.2.
    Type: Application
    Filed: April 24, 2017
    Publication date: November 2, 2017
    Inventors: Nozomu Komatsu, Takeshi Hashimoto, Masayuki Hama, Takakuni Kobori, Ichiro Kanno, Yuto Onozaki, Hitoshi Sano, Akifumi Matsubara, Hiroyuki Fujikawa, Tsubasa Fujisaki
  • Publication number: 20170315463
    Abstract: By controlling the migration to the toner particle surface of the crystalline polyester present in the toner particle, a toner is provided that exhibits an excellent durability in long-term use, a stable charging performance after holding in a high-temperature, high-humidity environment, and an excellent low-temperature fixability, in which the toner having a toner particle that contains an amorphous resin, a crystalline polyester, and a wax, wherein the toner particle includes, at the surface thereof, a coat layer containing a cyclic polyolefin resin.
    Type: Application
    Filed: April 27, 2017
    Publication date: November 2, 2017
    Inventors: Yuto Onozaki, Masayuki Hama, Takeshi Hashimoto, Ichiro Kanno, Hitoshi Sano, Akifumi Matsubara, Nozomu Komatsu, Takakuni Kobori, Hiroyuki Fujikawa, Tsubasa Fujisaki
  • Patent number: 9769428
    Abstract: An image processing device according to the present invention includes container reference position and posture setting unit for setting a position and posture to be a reference for the container, workpiece reference height setting unit for setting a height to be a reference for the workpiece, a reference search window setting unit, container position and posture acquisition unit, a workpiece height calculation unit a search window calculation unit for calculating an amount of adjustment of the search window from the reference container position and posture, the workpiece reference height, the container position and posture, and the workpiece height, and calculating the search window from the reference search window and the amount of adjustment of the search window, and workpiece detection unit for detecting the workpiece from the image using the calculated search window.
    Type: Grant
    Filed: February 1, 2013
    Date of Patent: September 19, 2017
    Assignee: FANUC Corporation
    Inventors: Ichiro Kanno, Toshiyuki Ando
  • Publication number: 20170176880
    Abstract: A toner containing a toner particle containing a binding resin and a colorant and an inorganic fine particle, in which the inorganic fine particle is a silica particle containing aluminum and the content of the aluminum in the silica particle is 0.2 ppm or more and 200 ppm or less.
    Type: Application
    Filed: December 20, 2016
    Publication date: June 22, 2017
    Inventors: Ichiro Kanno, Takeshi Hashimoto, Masayuki Hama, Hitoshi Sano, Nozomu Komatsu, Tsubasa Fujisaki, Takakuni Kobori, Hiroyuki Fujikawa
  • Patent number: 9665026
    Abstract: Provided are a toner and a two-component developer each of which: shows a small fluctuation in charge quantity and a small fluctuation in image density even under a high-temperature and high-humidity environment; and does not cause any member contamination even after endurance and hence can stably output an image. The toner and the two-component developer each have a feature in that positively chargeable strontium titanate fine particles are added to toner particles having fixed thereto negatively chargeable silica fine particles.
    Type: Grant
    Filed: July 27, 2016
    Date of Patent: May 30, 2017
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Yosuke Iwasaki, Nozomu Komatsu, Takakuni Kobori, Kohji Takenaka, Hideki Kaneko, Takeshi Hashimoto, Ichiro Kanno, Hiroyuki Fujikawa
  • Patent number: 9651883
    Abstract: A toner comprising a toner particle containing an amorphous polyester resin, a crystalline polyester resin and a wax, wherein in a cross-section of the toner by transmission electron microscopy (TEM), domains of the wax and crystals of the crystalline polyester resin are present, the area occupied by the domains of the wax is 0.5% to 8.0% and the area occupied by the crystals of the crystalline polyester resin is 0.5% to 8.0% of the cross-sectional area of the toner, the number-average diameter Dw of the domains of the wax is 60 nm to 240 nm, the aspect ratio of the crystals of the crystalline polyester resin is 5.0 to 25.0, and the number-average diameter Dc of major axis lengths of the crystals of the crystalline polyester resin is 0.8 to 2.0 times the Dw.
    Type: Grant
    Filed: June 10, 2016
    Date of Patent: May 16, 2017
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Masayuki Hama, Ichiro Kanno, Takeshi Hashimoto, Nozomu Komatsu, Takakuni Kobori, Hiroyuki Fujikawa
  • Patent number: 9643796
    Abstract: An article arraying device including a robot; a vision sensor for obtaining position information of each of randomly arranged articles; an arrangement pattern generating section for generating an arrangement pattern by using the position information, the arrangement pattern including pattern elements in a regular arrangement, in such a manner that any one of the pattern elements coincides with a position of a reference article in the randomly arranged articles; a picking motion generating section for generating a picking motion by using the position information, the robot picking up by the picking motion an article other than the reference article; an arraying motion generating section for generating an arraying motion, the robot placing by the arraying motion the picked-up article in a position juxtaposed to the reference article in accordance with the arrangement pattern; and a robot controlling section for controlling the picking motion and the arraying motion.
    Type: Grant
    Filed: February 26, 2015
    Date of Patent: May 9, 2017
    Assignee: FANUC CORPORATION
    Inventors: Kentarou Koga, Masafumi Ooba, Ichiro Kanno
  • Patent number: 9604365
    Abstract: An article transferring device with a robot. An image processing section includes an article detecting section for executing image capturing and detection of articles that move according to a conveying motion of a conveyor, with a first period allowing all of the articles to be captured and detected, and obtain initial position information of each of all articles; and an article tracking section for executing image capturing and detection of the articles that move according to the conveying motion of the conveyor, with a second period shorter than the first period, and obtain shifted position information of each article iteratively with the second period, the shifted position information being based on the initial position information. A robot controlling section is configured to control the robot by using the shifted position information, so as to make the robot hold and transfer each article while following the conveying motion of the conveyor.
    Type: Grant
    Filed: December 1, 2015
    Date of Patent: March 28, 2017
    Assignee: FANUC CORPORATION
    Inventors: Ichiro Kanno, Kentarou Koga
  • Publication number: 20170066133
    Abstract: An apparatus for setting a conveyor coordinate system in a robot system. The apparatus includes features provided on a movable part of a conveyor; a sensor provided on a robot; a first coordinate acquiring section for making the sensor detect positions of two features, when the movable part is in a first position, and acquiring two first coordinates in a base coordinate system of the robot; a conveying operation executing section for making the movable part perform a conveying operation from the first position toward a second position; a second coordinate acquiring section for making the sensor detect a position of one feature, when the movable part is in the second position, and acquiring one second coordinate in the base coordinate system; and a coordinate system determining section for determining the conveyor coordinate system based on a conveying operation direction, two first coordinates and one second coordinate.
    Type: Application
    Filed: September 1, 2016
    Publication date: March 9, 2017
    Applicant: FANUC CORPORATION
    Inventors: Masafumi Ooba, Ichiro Kanno
  • Publication number: 20160363877
    Abstract: A toner comprising a toner particle containing a crystalline polyester resin and an amorphous polyester resin, wherein, in a cross-sectional observation of the toner by transmission electron microscopy (TEM), the number-average diameter (D1) of major axis lengths of the crystalline polyester resin dispersed up to a depth of 0.30 ?m from a toner surface is 40 nm to 110 nm, and the number-average diameter (D1) of major axis lengths of the crystalline polyester resin dispersed deeper than 0.30 ?m from the toner surface is 1.25 to 4.00 times the number-average diameter (D1) of the major axis lengths of the crystalline polyester resin dispersed up to a depth of 0.30 ?m from the toner surface.
    Type: Application
    Filed: June 8, 2016
    Publication date: December 15, 2016
    Inventors: Masayuki Hama, Hideki Kaneko, Takeshi Hashimoto, Ichiro Kanno, Nozomu Komatsu, Takakuni Kobori, Hiroyuki Fujikawa
  • Publication number: 20160363878
    Abstract: A toner comprising a toner particle containing an amorphous polyester resin, a crystalline polyester resin and a wax, wherein in a cross-section of the toner by transmission electron microscopy (TEM), domains of the wax and crystals of the crystalline polyester resin are present, the area occupied by the domains of the wax is 0.5% to 8.0% and the area occupied by the crystals of the crystalline polyester resin is 0.5% to 8.0% of the cross-sectional area of the toner, the number-average diameter Dw of the domains of the wax is 60 nm to 240 nm, the aspect ratio of the crystals of the crystalline polyester resin is 5.0 to 25.0, and the number-average diameter Dc of major axis lengths of the crystals of the crystalline polyester resin is 0.8 to 2.0 times the Dw.
    Type: Application
    Filed: June 10, 2016
    Publication date: December 15, 2016
    Inventors: Masayuki Hama, Ichiro Kanno, Takeshi Hashimoto, Nozomu Komatsu, Takakuni Kobori, Hiroyuki Fujikawa
  • Publication number: 20160334728
    Abstract: Provided are a toner and a two-component developer each of which: shows a small fluctuation in charge quantity and a small fluctuation in image density even under a high-temperature and high-humidity environment; and does not cause any member contamination even after endurance and hence can stably output an image. The toner and the two-component developer each have a feature in that positively chargeable strontium titanate fine particles are added to toner particles having fixed thereto negatively chargeable silica fine particles.
    Type: Application
    Filed: July 27, 2016
    Publication date: November 17, 2016
    Inventors: Yosuke Iwasaki, Nozomu Komatsu, Takakuni Kobori, Kohji Takenaka, Hideki Kaneko, Takeshi Hashimoto, Ichiro Kanno, Hiroyuki Fujikawa
  • Patent number: 9436112
    Abstract: Provided are a toner and a two-component developer each of which: shows a small fluctuation in charge quantity and a small fluctuation in image density even under a high-temperature and high-humidity environment; and does not cause any member contamination even after endurance and hence can stably output an image. The toner and the two-component developer each have a feature in that positively chargeable strontium titanate fine particles are added to toner particles having fixed thereto negatively chargeable silica fine particles.
    Type: Grant
    Filed: September 11, 2014
    Date of Patent: September 6, 2016
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Yosuke Iwasaki, Nozomu Komatsu, Takakuni Kobori, Kohji Takenaka, Hideki Kaneko, Takeshi Hashimoto, Ichiro Kanno, Hiroyuki Fujikawa
  • Patent number: 9417540
    Abstract: Provided is a toner obtained by melting and kneading a binder resin containing a polyester resin A and a polyester resin B, a colorant, and a wax, in which in the resin A, the content of a polyhydric alcohol unit derived from an aromatic diol, the content of a polyhydric alcohol unit derived from an oxyalkylene ether of a novolac type phenol resin, and the content of a polyvalent carboxylic acid unit derived from an aliphatic dicarboxylic acid, which contains a straight-chain hydrocarbon having 4 or more to 16 or less carbon atoms as a main chain and has carboxyl groups at both of its terminals, fall within specific ranges, and in the resin B, the content of a polyhydric alcohol unit derived from an aromatic diol and the content of a polyvalent carboxylic acid unit derived from an aromatic dicarboxylic acid or a derivative thereof fall within specific ranges.
    Type: Grant
    Filed: December 12, 2014
    Date of Patent: August 16, 2016
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Takeshi Hashimoto, Hideki Kaneko, Nozomu Komatsu, Takakuni Kobori, Yosuke Iwasaki, Ichiro Kanno, Kohji Takenaka, Hiroyuki Fujikawa
  • Publication number: 20160151916
    Abstract: An article transferring device with a robot. An image processing section includes an article detecting section for executing image capturing and detection of articles that move according to a conveying motion of a conveyor, with a first period allowing all of the articles to be captured and detected, and obtain initial position information of each of all articles; and an article tracking section for executing image capturing and detection of the articles that move according to the conveying motion of the conveyor, with a second period shorter than the first period, and obtain shifted position information of each article iteratively with the second period, the shifted position information being based on the initial position information. A robot controlling section is configured to control the robot by using the shifted position information, so as to make the robot hold and transfer each article while following the conveying motion of the conveyor.
    Type: Application
    Filed: December 1, 2015
    Publication date: June 2, 2016
    Applicant: FANUC CORPORATION
    Inventors: Ichiro Kanno, Kentarou Koga