Patents by Inventor Takeshi Hashimoto
Takeshi Hashimoto 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).
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Publication number: 20190384196Abstract: A toner has a toner particle including a binder resin, the binder resin includes a polymer A, the polymer A contains a first monomer unit derived from a first polymerizable monomer and a second monomer unit derived from a second polymerizable monomer, the first polymerizable monomer is selected from (meth)acrylic acid esters having an alkyl group having 18 to 36 carbon atoms, the content of the first monomer unit in the polymer A is 5.0 mol % to 60.0 mol %, the content of the second monomer unit in the polymer A is 20.0 mol % to 95.0 mol %, the SP value of the first monomer unit and the SP value of the second monomer unit satisfy a predetermined relationship, the polymer A includes a predetermined polyvalent metal, and the content of the polyvalent metal is 25 ppm to 500 ppm.Type: ApplicationFiled: June 12, 2019Publication date: December 19, 2019Inventors: Kentaro Kamae, Kazuhisa Shirayama, Takeshi Hashimoto, Hayato Ida, Takashi Matsui
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Publication number: 20190384202Abstract: Provided is a two-component developer has a toner including a toner particle including a binder resin, and a magnetic carrier, wherein the binder resin includes a polymer A having a first monomer unit derived from a first polymerizable monomer, and a second monomer unit derived from a second polymerizable monomer different from the first polymerizable monomer, the first polymerizable monomer is a specific (meth)acrylic acid ester, a content and an SP value of the first and second monomer units in the polymer A fall within respective specific ranges, the magnetic carrier has a magnetic core and a coating resin of the surface of the magnetic core, the coating resin includes a polymer B having monomer units (a) and (b), each SP value of the monomer units (a) and (b) is a specific value.Type: ApplicationFiled: June 12, 2019Publication date: December 19, 2019Inventors: Kazuhisa Shirayama, Hayato Ida, Takeshi Hashimoto, Kentaro Kamae, Takashi Matsui
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Publication number: 20190384193Abstract: A toner having an inorganic fine particle and a toner particle containing a binder resin, wherein the binder resin contains a polymer A having a first monomer unit derived from a first polymerizable monomer and a second monomer unit derived from a second polymerizable monomer that is different from the first polymerizable monomer, the first polymerizable monomer is selected from the (meth)acrylic acid esters each having a C18-36 alkyl group, the content of the first monomer unit in the polymer A is within a specific range, the SP value of the first monomer unit and the SP value of the second monomer unit are in a specific relationship to one another, the inorganic fine particle is surface treated with a compound having an alkyl group, and the volume resistivity of the inorganic fine particle is within a specific range.Type: ApplicationFiled: June 12, 2019Publication date: December 19, 2019Inventors: Takeshi Hashimoto, Kentaro Kamae, Kazuhisa Shirayama, Hayato Ida, Takashi Matsui
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Patent number: 10479271Abstract: To allow the driver to identify a notification vibration even in a situation in which the notification vibration may be masked depending on the road conditions. A vehicle notification device (1) randomly extract one of a plurality of pieces of signal data by the number of vibrators (exciters EX1 to EX4), each of the pieces of signal data being different in a combination of an initial frequency and a target frequency and generates a plurality of sweep signals by changing the frequency from the initial frequency to the target frequency of the extracted piece of signal data in cycles. A plurality of notification vibrations whose frequencies change in different frequency ranges are outputted by outputting the generated sweep signals, individually from the vibrators (exciters EX1 to EX4).Type: GrantFiled: October 24, 2016Date of Patent: November 19, 2019Assignee: CLARION CO., LTD.Inventors: Takeshi Hashimoto, Kenji Kono, Yasuhiro Fujita
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Patent number: 10474049Abstract: 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: GrantFiled: March 20, 2019Date of Patent: November 12, 2019Assignee: CANON KABUSHIKI KAISHAInventors: Yuto Onozaki, Masayuki Hama, Takeshi Hashimoto, Ichiro Kanno, Hitoshi Sano, Akifumi Matsubara, Nozomu Komatsu, Takakuni Kobori, Hiroyuki Fujikawa, Tsubasa Fujisaki
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Publication number: 20190342662Abstract: Attenuation of output levels is suppressed while interference due to a plurality of vibrators is reduced. An acoustic control device 30 performs correction processing of correcting phase delay characteristics including transmission systems from exciters 21L and 21R which are first and second vibrators connected with a rigid body, on acoustic signals SR and SL. Thereafter, the acoustic control device 30 controls the exciters 21L and 21R on the basis of the corrected acoustic signals SL1 and SR1.Type: ApplicationFiled: January 31, 2018Publication date: November 7, 2019Applicant: CLARION CO., LTD.Inventors: Kazutomo FUKUE, Takeshi HASHIMOTO, Kenji KONO, Yasuhiro FUJITA
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Patent number: 10451986Abstract: According to the present invention, in a toner including a toner particle containing a binder resin and a low molecular aromatic hydrocarbon, the binder resin contains a polyester resin, at least one kind of a unit derived from an aromatic monocarboxylic acid and a unit derived from an aromatic monoalcohol is contained, and the low molecular aromatic hydrocarbon has 1 or more and 4 or less benzene rings, and has a melting point of 60° C. or more and 120° C. or less.Type: GrantFiled: March 6, 2018Date of Patent: October 22, 2019Assignee: CANON KABUSHIKI KAISHAInventors: Hitoshi Sano, Takeshi Hashimoto, Masayuki Hama, Ichiro Kanno, Yuto Onozaki, Akifumi Matsubara, Megumi Ikeda, Nozomu Komatsu, Takakuni Kobori, Hiroyuki Fujikawa
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Publication number: 20190300260Abstract: A packaging material includes: an outer box that accommodates an article to be packaged; and a cushioning material including: a sealed bag body with gas confined inside; a partition that divides an inside of the bag body into a first chamber and a second chamber each in an equal volume; and a ventilation passage communicating the first and second chambers, the cushioning material being disposed in a gap between an outer surface of the article and an inner wall of the outer box.Type: ApplicationFiled: February 22, 2019Publication date: October 3, 2019Applicant: KONICA MINOLTA, INC.Inventors: Takeshi Hashimoto, Hiromi Mizuguchi, Narutaka Yoshida
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Patent number: 10423086Abstract: Provided is a toner containing: a toner particle containing a binder resin; and an inorganic particle, wherein the inorganic particle contains a silicon oxide particle with a number-average particle diameter (D1) from 50 nm to 300 nm and a strontium titanate particle with a number-average particle diameter (D1) from 10 nm to 60 nm, the content of the silicon oxide particle is from 0.5 to 15.0 mass parts per 100 mass parts of the toner particle, the content of the strontium titanate particle is from 0.02 to 5.00 times the content of the silicon oxide particle, and in dielectric constant measurement at 25° C. and 1 MHz, the dielectric constant of the silicon oxide particle is from 1.0 pF/m to 20.0 pF/m, and the dielectric constant of the strontium titanate is from 25.0 pF/m to 100.0 pF/m.Type: GrantFiled: May 30, 2018Date of Patent: September 24, 2019Assignee: CANON KABUSHIKI KAISHAInventors: Masayuki Hama, Takeshi Hashimoto, Yuto Onozaki, Ichiro Kanno, Nozomu Komatsu, Hiroyuki Fujikawa
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Patent number: 10401748Abstract: 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: GrantFiled: May 22, 2017Date of Patent: September 3, 2019Assignee: CANON KABUSHIKI KAISHAInventors: Takeshi Hashimoto, Nozomu Komatsu, Yuto Onozaki, Akifumi Matsubara, Ichiro Kanno, Hitoshi Sano, Tsubasa Fujisaki, Masayuki Hama, Takakuni Kobori, Hiroyuki Fujikawa
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Patent number: 10396745Abstract: An audio processor (1) includes a first filter coefficient calculator (31) that calculates a first filter coefficient so as to correspond to first gains for respective bands set by a user, a second filter coefficient calculator (32) that if values of third gains for respective bands of the first filter coefficient are greater than an absolute value of a second gain set by the user, calculates a second filter coefficient by limiting the values of the third gains for the respective bands to the amplitude value of the second gain, and a filtering unit (35) that filters an audio signal that has been transformed into a frequency-domain signal, using the second filter coefficient.Type: GrantFiled: March 29, 2017Date of Patent: August 27, 2019Assignee: CLARION CO., LTD.Inventors: Tetsuo Watanabe, Takeshi Hashimoto
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Patent number: 10375500Abstract: A propagation delay tune correction apparatus comprising a means for generating a frequency spectrum signal by performing short-term Fourier transform on an audio signal; a means for setting a propagation delay time for each of a plurality of predetermined frequency bands; a means for calculating a phase control amount for each of the plurality of predetermined frequency bands on a basis of the propagation delay time set for each of the plurality of predetermined frequency bands; a means for generating a phase control signal by smoothing the calculated phase control amount for each of the plurality of predetermined frequency bands; a means for controlling a phase of the frequency spectrum signal for each of the plurality of predetermined frequency bands on a basis of the generated phase control signal; and a means for generating an audio signal on which a propagation delay correction is performed by performing inverse short-term Fourier transform on the frequency spectrum signal of which the phase is controllType: GrantFiled: June 19, 2014Date of Patent: August 6, 2019Assignee: CLARION CO., LTD.Inventors: Takeshi Hashimoto, Tetsuo Watanabe, Yasuhiro Fujita, Kazutomo Fukue
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Patent number: 10362396Abstract: A phase control signal generation device generating a phase control signal for each of frequency bands for an audio signal converted into a frequency domain, the phase control signal generation device comprising: a setting change means that is able to change setting of a propagation delay time for each of predetermined frequency bands; a difference obtaining means that obtains a difference between propagation delay times before and after setting change; an updating means that updates a phase control amount of the frequency band for which the propagation delay time is changed, based on the obtained difference; and a phase control signal generating means that generates a phase control signal of each frequency band by performing a smoothing process for the phase control amount in a frequency domain using the updated phase control amount.Type: GrantFiled: February 16, 2016Date of Patent: July 23, 2019Assignee: CLARION CO., LTD.Inventors: Takeshi Hashimoto, Tetsuo Watanabe, Hideyuki Morita, Takatomi Kumagai, Yasuhiro Fujita, Kazutomo Fukue
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Publication number: 20190219939Abstract: 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: ApplicationFiled: March 20, 2019Publication date: July 18, 2019Inventors: Yuto Onozaki, Masayuki Hama, Takeshi Hashimoto, Ichiro Kanno, Hitoshi Sano, Akifumi Matsubara, Nozomu Komatsu, Takakuni Kobori, Hiroyuki Fujikawa, Tsubasa Fujisaki
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Patent number: 10354675Abstract: There is provided a signal processing device, comprising: a frequency detecting means that detects a frequency satisfying a predetermined condition from an audio signal; an offset means that gives an offset to the detected frequency by the frequency detecting means in accordance with a frequency property at the detected frequency or around the detected frequency; a reference signal generating means that generates a reference signal by extracting a signal from the audio signal based on the detected frequency offset by the offset means; an interpolation signal generating means that generates an interpolation signal based on the generated reference signal; and a signal synthesizing means that performs high band interpolation by synthesizing the generated interpolation signal and the audio signal.Type: GrantFiled: June 22, 2015Date of Patent: July 16, 2019Assignee: CLARION CO., LTD.Inventors: Takeshi Hashimoto, Tetsuo Watanabe, Yasuhiro Fujita, Kazutomo Fukue, Takatomi Kumagai
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Publication number: 20190172604Abstract: The electrode structure for electronic devices according to the present invention comprises a powdered electrode material, and carbon nanotubes having a volume resistivity of not more than 2×10?2 ?·cm.Type: ApplicationFiled: May 12, 2017Publication date: June 6, 2019Applicant: Meijo Nano Carbon Co., LTDInventors: Takeshi Hashimoto, Takumi Yana
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Publication number: 20190171125Abstract: A toner including: a toner particle, wherein the toner particle contains a binder resin, a compound represented by formula (1) below, and a compound in which at least a compound represented by formula (2) below and a compound represented by formula (3) below are in solid solution. In formula (1), R1, R2, R3, and R6 each independently represent an alkyl group or aryl group, and R4 and R5 each independently represent an aryl group, acyl group, or alkyl group, or R4 is bonded to R5 to form a cyclic organic functional group that contains R4, R5, and the nitrogen atom to which R4 and R5 are bonded.Type: ApplicationFiled: November 30, 2018Publication date: June 6, 2019Inventors: Ichiro Kanno, Takeshi Hashimoto, Nozomu Komatsu, Masayuki Hama, Yuto Onozaki, Megumi Ikeda, Hiroyuki Fujikawa
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Publication number: 20190161264Abstract: An air cushion having first and second rooms bends at a partition at a corner of a multi-function peripheral (MFP) and contacts a first face of the MFP at a first room outer surface and a second face of the MFP at an second room outer surface. An outer case applies pressure to the outer surfaces of the first and second rooms and presses the first and second rooms to the MFP. When the first room receives a force from outside the outer case, gas moves from the first room to the second room against pressure the outer case applies to the second room, such that a side wall of the outer case contacting the second room deforms. Upon removal of the force, the side wall returns to an original flat state and presses the second room, such that the gas returns from the second room to the first room.Type: ApplicationFiled: November 9, 2018Publication date: May 30, 2019Applicant: KONICA MINOLTA INC.Inventors: Takeshi HASHIMOTO, Narutaka YOSHIDA, Hiromi MIZUGUCHI
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Patent number: 10274851Abstract: A toner is provided, which contains a toner particle and a metal titanate particle, wherein, in a number-based particle size distribution of the metal titanate particle on the surface of the toner particle, when D10, D50 and D90 denote the particle diameter at which the cumulative value from the small particle diameter side reaches 10% by number, 50% by number and 90% by number, respectively, the D50 is at least 10 nm and not more than 90 nm, and the particle size distribution index A, which is represented by D90/D10, is at least 2.00 and not more than 10.00, and the value of storage elastic modulus G? at 40° C. in viscoelasticity measurements of the toner is at least 1.0×107 Pa and not more than 1.0×1010 Pa.Type: GrantFiled: February 2, 2018Date of Patent: April 30, 2019Assignee: CANON KABUSHIKI KAISHAInventors: Takeshi Hashimoto, Masayuki Hama, Yuto Onozaki, Ichiro Kanno, Nozomu Komatsu, Hiroyuki Fujikawa
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Publication number: 20190123704Abstract: An audio processor (1) includes a first filter coefficient calculator (31) that calculates a first filter coefficient so as to correspond to first gains for respective bands set by a user, a second filter coefficient calculator (32) that if values of third gains for respective bands of the first filter coefficient are greater than an absolute value of a second gain set by the user, calculates a second filter coefficient by limiting the values of the third gains for the respective bands to the amplitude value of the second gain, and a filtering unit (35) that filters an audio signal that has been transformed into a frequency-domain signal, using the second filter coefficient.Type: ApplicationFiled: March 29, 2017Publication date: April 25, 2019Applicant: CLARION CO., LTD.Inventors: Tetsuo WATANABE, Takeshi HASHIMOTO