Tatsuya Watanabe 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).
Abstract: Provided is a magnetic toner having a toner particle containing a binder resin and a magnetic body, wherein the binder resin contains a polymer A having a first monomer unit and a second monomer unit, the first polymerizable monomer is at least one selected from the group consisting of the (meth)acrylic acid esters having C18-36 alkyl groups, a content of the first monomer unit and a content of the second monomer unit based on the total moles of all monomer units in the polymer A are respectively 5.0 to 60.0 mol % and 20.0 to 95.0 mol %, and assuming that an SP value of the first monomer unit and the second monomer unit are taken as SP11 (J/cm3)0.5 and SP21(J/cm3)0.5, respectively, 3.00?(SP21?SP11)?25.00 is satisfied, and an oil absorption of the magnetic body is 5 to 40 ml/100 g.
Abstract: A sheet cassette that accommodates a recording sheet and is connected with a printer includes a first roller contacting a feed roller of the printer, a second roller contacting a recording sheet, a first gear and a second gear attached to a shaft of the first roller, a third gear and a fourth gear attached to a single shaft, and a fifth gear attached to a shaft of the second roller, wherein the first gear independently rotates relative to the first roller and the second gear, the feed gear of the printer engages with the first gear, the first gear engages with the third gear, the fourth gear rotates together with the third gear, the fourth gear engages with the fifth gear, and the second roller is rotated by rotation of the fifth gear.
April 3, 2019
Date of Patent:
April 6, 2021
FUJITSU COMPONENT LIMITED
Tatsuya Oguchi, Sumio Watanabe, Yukihiro Mori
Abstract: An image capturing apparatus including a mounting part capable of attaching/detaching a device capable of at least storing a captured image, is provided. The image capturing apparatus obtains an execution instruction of image analysis processing, and if a device mounted in the mounting part includes a first processing function for executing the image analysis processing for an image captured by the image capturing apparatus, determines whether to cause the first processing function to execute the image analysis processing based on the execution instruction.
Abstract: Provided is a PSA sheet having excellent moisture resistance with reduced gas emission. The sheet body provided by this invention is a laminate sheet body having a PSA layer on at least one face. The sheet body has a moisture permeability of less than 90 ?g/cm2 per 24 hour measurement period in in-plane direction of bonding interface of PSA layer, with the sheet body having an internal volume (bulk) forming a permeation channel that has a prescribed length of 2.5 mm, the moisture permeability determined based on a modified MOCON method, at a permeation cell temperature of 40° C., with humidistat gas at a temperature of 40° C. and 90% relative humidity supplied to a wet chamber. It also has an amount of thermally released gas of 10 ?g/cm2 or less, determined at 130° C., over 30 minutes, by gas chromatography/mass spectrometry.
Abstract: According to an aspect of the present invention, there is provided a flux-cored wire including a steel sheath and a flux that fills the steel sheath. The flux contains fluorides of which a total value ? of F-equivalent values is 0.21% or more, oxides of which the total value ? of amounts ranges from 0.30% to 3.50%, and carbonates of which a total value of amounts ranges from 0% to 3.50%. An amount of CaO ranges from 0% to 0.20%. An amount of iron powder ranges from 0% to less than 10.0%. A Y-value is 5.0% or less. The amount of CaF2 is less than 0.50%. The amount of Ti oxides ranges from 0.10% to 2.50%. A ratio of ? to ? ranges from 0.10 to 4.00. A total value of amounts of MgCO3, Na2CO3, and LiCO3 ranges from 0% to 3.00%. A chemical composition excluding the fluorides, the oxides, the CaO, the carbonates, and the iron powder is within a predetermined range. Ceq ranges from 0.10% to 0.44%.
Abstract: A controller causes a sensor unit to perform: a first operation for detecting a front end of a sheet; and a second operation for detecting a type of the sheet performed at a timing that is based on detection of the front end of the sheet in the first operation.
Abstract: A conveyor conveys a sheet along a conveyance path provided with an ultrasonic sensor, and includes: an updating member that successively updates a parameter indicating aged deterioration of the conveyor; a searcher that searches a look-up table storing pieces of noise data of noises predicted to be superimposed on a detection signal of the ultrasonic sensor in accordance with a degree of the aged deterioration, and obtains a piece of noise data corresponding to a current parameter value of the conveyor; and a signal processor that uses, for signal processing, a remaining portion of the detection signal of the ultrasonic sensor excluding a portion corresponding to the piece of noise data obtained by the searcher.
Abstract: An engine cooling structure includes a cylinder block including a block inner peripheral wall that defines a water jacket and a block outer peripheral wall, a spacer housed in the water jacket, and a cooler provided outside the engine body. The spacer includes: a peripheral wall surrounding the block inner peripheral wall; and a dividing wall protruding from the peripheral wall to divide the water jacket into an upper passage and lower passages below the upper passage. A coolant introduced from a coolant inlet into the upper passage passes through an inter-bore part of the block inner peripheral wall. The coolant in the lower passages is introduced into the cooler through a coolant exit.
Abstract: A memory device includes a magnetoresistive element including first and second magnetic layers and a non-magnetic layer provided between the first and second magnetic layers. The memory device also includes a write circuit which controls a first writing setting magnetization of the first and second magnetic layers in a parallel state and a second writing setting the magnetization of the first and second magnetic layers in an antiparallel state, and applies a write current to the magnetoresistive element. A first write current in the first writing includes a first pulse and a second pulse added to the first pulse. A width of the second pulse is smaller than a width of the first pulse, and a current level of the second pulse is different from a current level of the first pulse.
May 1, 2019
Date of Patent:
February 2, 2021
TOSHIBA MEMORY CORPORATION
Tatsuya Kishi, Tsuneo Inaba, Daisuke Watanabe, Masahiko Nakayama, Nobuyuki Ogata, Masaru Toko, Hisanori Aikawa, Jyunichi Ozeki, Toshihiko Nagase, Young Min Eeh, Kazuya Sawada
Abstract: A dust core includes: a plurality of soft magnetic particles composed of an iron-based material; an insulating layer including a coating layer that is composed mainly of a phosphate and covers the surface of the soft magnetic particles; and insulating pieces containing a constituent material of the insulating layer, each of the insulating pieces being surrounded by at least three mutually adjacent ones of the soft magnetic particles while separated from the insulating layer.
July 15, 2016
Date of Patent:
January 26, 2021
Sumitomo Electric Industries, Ltd., Sumitomo Electric Sintered Alloy, Ltd.
Abstract: The invention provides a primer set for detecting Chlamydia trachomatis containing (a) a first primer pair composed of a forward primer consisting of a base sequence represented by SEQ ID NO: 5 and (b) a reverse primer consisting of a base sequence represented by SEQ ID NO: 6, as well as a method for detecting Chlamydia trachomatis using the primer set, and a reagent kit therefor.
Abstract: An imaging device includes, an element installation plane configured to install light emitting elements in a plane perpendicular to an optical axis. The element installation plane includes a first installation position relatively long in distance from an optical axis of a lens unit and a second installation position relatively short in distance therefrom. At least one of the light emitting elements is installed at the second installation position.
Abstract: An adjustment method for adjusting a path of an electron beam passing through an electron beam device including at least one unit having at least one lens and at least one aligner electrode, and a detector configured to detect the electron beam, the method including: a step of measuring, by a coordinate measuring machine, an assembly tolerance for each of a plurality of the units constituting the electron beam device; a step of determining a shift amount of the electron beam at a position of the at least one of the lenses; a step of determining an electrode condition for each of a plurality of the aligner electrodes included in the units in a manner such that a shift amount of the electron beam is to be the determined shift amount; and a step of setting each of the aligner electrodes to the corresponding determined electrode condition.
Abstract: A working machine includes a track guide for restraining a crawler belt from displacement in a left-and-right direction. The track guide includes a front attachment member and a rear attachment member each detachably attached to a crawler frame, and a right contact plate member and a left contact plate member laid between the front attachment member and the rear attachment member. Each of the right contact plate member and the left contact plate member includes a restraint plate and a reinforcement plate, and is supported on the front attachment member and the rear attachment member with an outer surface of the restraint plate and an upper surface of the reinforcement plate both being in surface contact with the front attachment member and the rear attachment member.
June 16, 2020
December 24, 2020
KOBELCO CONSTRUCTION MACHINERY CO., LTD.
Abstract: A printer including a printing part which prints on a recording paper; a cutter part which cuts the recording paper; and a conveying part which includes a conveying route having a curving shape and through which the recording paper conveyed through the cutter part is conveyed; a conveying route cover which is attached to the conveying part and covers a portion of the conveying route; and a flapper which is provided at a curved portion of the conveying route, has a curved shape, and is rotatably attached to the conveying route cover so as to rotatably open or close relative to a main body of the printer, wherein the conveying route cover and the flapper are movable together so as to separate from or contact the main body.
Abstract: Provided is a PSA composition capable of achieving excellent moisture resistance. The PSA composition provided by the present invention comprises a polymer A and a polymer B different from the polymer A. In each of the polymer A and the polymer B, isobutylene is polymerized at a ratio of 50% by weight or higher.
Abstract: In a power transmission device, a dynamic damper is provided in a power transmission path having at least one damper disposed therein, and has an inertial rotating body that can rotate relative to a transmission rotating member forming part of the power transmission path, and a dynamic damper spring that can provide connection between the transmission rotating member and the inertial rotating body. A preset load is applied to the dynamic damper spring in a non-transmitting state of the power transmission path. The dynamic damper spring is supported on either one of the transmission rotating member and the inertial rotating body so as to apply the preset load to the dynamic damper spring in the non-transmitting state, and a gap is set in a rotational direction in the non-transmitting state between the dynamic damper spring and an other one of the transmission rotating member and the inertial rotating body.
Abstract: According to an embodiment, an X-ray computed tomography apparatus includes reconstruction circuitry and control circuitry. The reconstruction circuitry is configured to, at the time of the monitoring scan, based on an output of an X-ray detector for detecting X-rays having passed through the object, reconstruct a first image concerning the object at the time of administration of the contrast medium and a second image concerning the object after a predetermined period elapses since administration of the contrast medium. The control circuitry is configured to shift from the monitoring scan to the actual scan based on a change amount of a CT value obtained when the entire reconstructed first image is compared with the entire reconstructed second image.
Abstract: Provided is a light-emitting device and a method for manufacturing the same which avoid a distinct color unevenness during the light emission even if variations are present among the light-emitting elements in the concentration of the phosphor that precipitates in the resin for sealing the light-emitting elements. The light-emitting device includes a substrate, a plurality of light-emitting elements that are mounted on the substrate, a first resin layer that integrally seals the light-emitting elements and includes a first phosphor that is excited by light from the light-emitting elements at a concentration that is high as it goes to a lower end near the substrate from an upper end distant from the substrate, and a second resin layer that is provided at an upper side of the first resin layer and includes a second phosphor that is excited by light from the light-emitting elements at a uniform concentration.
Abstract: A sheet cassette connectable to a printer includes a case, a spring, a cover, and a connecting part. The case stores a recording sheet. The spring is provided on the case. The cover covers the case and the spring and slides relative to the case to expose the spring. The connecting part is attached to the case and is connectable to the printer. The spring is exposed to press a recording sheet placed on the cover toward a position at which the printer is to be located when connected to the sheet cassette.
December 5, 2018
Date of Patent:
October 20, 2020
FUJITSU COMPONENT LIMITED
Tatsuya Oguchi, Sumio Watanabe, Yukihiro Mori