baber/WOPTO huggingface dataset:
Patent JP-2019001711-A (JP)
Title: Method for hydroxylation of aromatic compounds, hydroxylation catalyst and method for preparing catalyst
Inventor: THIBAUT CORRE
IPC: C07C39/08
Filed: 2018-08-10
Abstract: To provide titanium silicalite zeolite suitable for hydroxylation catalyst of aromatic compounds.SOLUTION: There is provided matured TS-1 or TS-2 titanium silicalite zeolite having an apparent mean particle size of from 35 to 75 nm, an outer surface area of from 60 m/g to 150 m/g, and an inter-grain distance of from 10 to 30 nm. The production method comprises: a) preparing a zeolite precursor from a source of silicon, a source of titanium, a structuring agent and a mineralizing agent; b) maturing the zeolite precursor; c) crystallizing the matured precursor; and optionally d) calcining the matured crystalline precursor, wherein the maturing step comprises heating step in a temperature range of 70 to 100°C. For hydroxylation by reacting a compound represented by formula (I) with an oxidizer in the presence of the titanium silicalite zeolite of the invention, in particular hydroxylation of phenol, it is possible to prepare hydroquinone and pyrocatechol with a HQ/PC mole ratio of less than 1.4.SELECTED DRAWING: None
Patent JP-2020035023-A (JP)
Title: Learning method, error determination method, learning system, error determination system, and program
Inventor: NAKAJIMA HIROTO
IPC: G06N3/08
Filed: 2018-08-27
Abstract: To provide a learning method for a neural network used for error determination of a document, learning system, and a program.SOLUTION: A method for learning a neural network in order to determine error/correct of a character string includes a first step for converting a character string being learning data into a vector sequence, and a second step which inputs the converted vector sequence into the neural network so as to learn the neural network.SELECTED DRAWING: Figure 4
Patent JP-2020033411-A (JP)
Title: Method for producing coke
Inventor: HARA HIROKI
IPC: C10B57/04
Filed: 2018-08-28
Abstract: To provide a method for suppressing variation in coke strength even when a large amount of miscellaneous coal is used in coke production.SOLUTION: In a method for producing coke using coking coal compounded with five or more brands of coals, either one of a total expansion coefficient and a maximum fluidity prescribed in JIS M 8801 Coals-Test Methods is adopted as a caking index; any one or more kinds of a dry dust collecting coal dry-collected on a coking coal conveying line to a coke oven, a wet dust collecting coal wet-collected, a dredged coal collected from a drain ditch installed in a coal yard, and a dropped coal dropped from a belt conveyor for conveying coking coal are collected in advance; a caking index thereof is measured separately in terms of a collection place and collection time to obtain a measured miscellaneous coal; and the measured miscellaneous coal is added to a coal of the brand having a caking index closest to or second closest to the caking index of the measured miscellaneous coal.SELECTED DRAWING: Figure 2
Patent JP-2018202193-A (JP)
Title: Game machine
Inventor: MASUI TOMOKI
IPC: A63F7/02
Filed: 2018-08-29
Abstract: To provide a game machine capable of reducing a player's sense of discomfort.SOLUTION: A game machine includes: discrimination means for discriminating, on the basis of a game ball passing through a passing port, whether the game ball passing through the passing port is in an order of being distributed by distribution means to a first ball entrance port or a second ball entrance port; and decorative symbol display means for displaying a decorative symbol corresponding to the discrimination result by the discrimination means in display means. On the basis of an establishment of a start condition, the decorative symbol display means causes a decorative symbol that has been displayed earliest among the decorative symbols displayed in the display means to become a non-display. Dynamic display means starts a dynamic display of identification information on the basis of an establishment of the start condition.SELECTED DRAWING: Figure 37
Patent JP-2020036238-A (JP)
Title: Image reading device and image reading method
Inventor: SHIMIZU MASARU
IPC: G03B27/62
Filed: 2018-08-30
Abstract: To provide an image reading device which uses in common a light source for plural photodetectors for monitoring a document.SOLUTION: The image reading device according to this invention comprises: an image reading unit for reading a document; a placing part for placing plural documents; a transportation unit for transporting a document from the placing part to the image reading unit; a first photodetector for photodetecting the document placed on the placing part; and a second photodetector for photodetecting the document transported to the image reading unit by the transportation unit. The image reading device comprises a light emission unit used in common by the first photodetector and the second photodetector, which are capable of receiving either transmitted light from the light emission unit or light reflected by the document.SELECTED DRAWING: Figure 2
Patent JP-2019076699-A (JP)
Title: Nodule detection with false positive reduction
Inventor: FU MAOJING
IPC: A61B6/03
Filed: 2018-09-04
Abstract: To provide clinical assistance for identifying locations of nodules with greater accuracy and shorter reading time.SOLUTION: A system may train a false positive reduction machine learning model (MLM) for nodule detection. The system may receive training data images including negative images and positive images, along with an indication of nodule locations in the positive images. The system may determine elliptical approximations for nodules in the positive images, and may determine respective binarized contours from the elliptical approximations. Further, the system may determine an elliptical approximation space for the binarized contours, and may determine a subspace angle between individual image samples in the positive images and the elliptical approximation space as at least one feature of the MLM. Subsequently, when applying the MLM during nodule detection, one or more images may be input to the MLM to determine whether an indication of a nodule is correct, and if so, a visualization of a location of the nodule may be provided.SELECTED DRAWING: Figure 1
Patent JP-2020036826-A (JP)
Title: Knapsack
Inventor: YOSHIDA MASAAKI
IPC: A45F3/04
Filed: 2018-09-05
Abstract: To provide a knapsack in which a shoulder strap can be fully fitted to a user's body.SOLUTION: The knapsack 100 includes: a storage part 1; a strap attachment 4 which is installed in the storage part 1; and a shoulder strap 3 installed in the strap attachment 4. The shoulder strap 3 contains a shape holding member 10 that is freely plastically deformable. The shape holding member 10 is fastened to the strap attachment 4 and is structured to rise from the strap attachment 4 along the shoulders of a user.SELECTED DRAWING: Figure 1
Patent JP-2020041086-A (JP)
Title: Polyvinyl chloride-based resin film
Inventor: YOSHINO MASANARI
IPC: C08L67/02
Filed: 2018-09-12
Abstract: To provide a polyvinyl chloride-based resin film which solves the problem that an outdoor film is occasionally yellowed due to rainwater and sunlight, as a result, appearance may be impaired due to yellowness of the film; and is excellent in weather resistance and is less yellowed.SOLUTION: A polyvinyl chloride-based resin film contains 5-50 pts.wt. of a plasticizer, 0.1-10 pts.wt. of an ultraviolet absorber, 0.1-10 pts.wt. of a hindered amine-based photostabilizer, and 0.01-2 pts.wt. of perchlorate, with respect to 100 pts.wt. of a polyvinyl chloride-based resin.SELECTED DRAWING: None
Patent JP-2020045428-A (JP)
Title: Production method and inspection method of surface-modified substrate
Inventor: SHIMANAKA HIROYUKI
IPC: C08F4/00
Filed: 2018-09-19
Abstract: To provide a production method of a surface-modified substrate having on its surface a polymer layer which enables easy confirmation of presence or absence or the degree of defects such as scratches, fractures, and the like.SOLUTION: Provided is a production method of a surface-modified substrate, comprising a step of subjecting a monomer containing a radically polymerizable fluorescent dye to a surface initiated radical polymerization or a surface initiated living radical polymerization under a pressure condition of normal pressure to 1,000 MPa in the presence of a substrate to which a polymerization initiator group represented by a general formula (1) and the like is bound to form a fluorescent polymer layer, which comprises a fluorescent polymer bound to the surface of the substrate. In the formula, X represents a chlorine atom, etc.; Rand Rrepresent alkyl groups, etc.; "*" represents a bond position.SELECTED DRAWING: None
Patent JP-2020048333-A (JP)
Title: Power supply controller
Inventor: SATO YOSHINORI
IPC: H02M3/28
Filed: 2018-09-19
Abstract: To reduce power consumption during light load or no load.SOLUTION: A power supply controller 100 used as a control main body of a switching power supply has a minimum ON width setting part that sets minimum ON widths (Tmin1, Tmin2) of an output switch according to load. In addition, the minimum ON width setting part increases the minimum ON width (Tmin1 → Tmin2) as the load is decreased. For example, the switching power supply has an insulated type, and a peak current value of primary current Ip that flows into the output switch is increased (Ip1 → Ip2) as the minimum ON width is increased.SELECTED DRAWING: Figure 14
Patent JP-2019034943-A (JP)
Title: Novel antiviral agent against hbv infection
Inventor: XU XIAODONG
IPC: C07D231/40
Filed: 2018-09-21
Abstract: To provide a novel compound useful as a pregenomic RNA capsid formation inhibitor useful for the treatment of hepatitis B virus (HBV) infection and related disease states.SOLUTION: The compound is, for example, a compound represented by formula (XXII) or formula (XXIV), or an enantiomer, diastereomer, pharmaceutically acceptable salt, hydrate or solvate thereof.SELECTED DRAWING: None
Patent JP-2019017097-A (JP)
Title: Video signal processing method and device
Inventor: JEONG BYONG-MUN
IPC: H04N19/593
Filed: 2018-09-26
Abstract: To provide a video signal processing method and a device for increasing accuracy of motion vector prediction by using various motion vector predictor candidates.SOLUTION: A processing method for a video signal includes receiving a video signal including motion vector predictor (mvp) information and a difference value of a motion vector, determining a set of motion vector predictor candidates using a spatial predictor and a temporal predictor, determining the motion vector predictor by using the motion predictor information, and performing motion compensation of a current block by using the difference value of the motion vector predictor and the motion vector. The motion vector predictor is generated by using the set of motion vector predictor candidates.SELECTED DRAWING: Figure 17
Patent JP-2020051863-A (JP)
Title: Device for determining failure of current sensor
Inventor: NOMURA HIROYUKI
IPC: H02J7/00
Filed: 2018-09-26
Abstract: To provide a defect determination device for a current sensor which can reduce the time required to identify a defective current sensor.SOLUTION: A battery ECU compares a first estimated CCV, estimated on the basis of a measured value obtained by a first current sensor, and a second estimated CCV, estimated on the basis of a measured value obtained by a second current sensor, with an actual CCV acquired from a voltage sensor. The battery ECU determines that one of the current sensors which has a larger difference from the actually measured CCV is defective.SELECTED DRAWING: Figure 2
Patent JP-2020049807-A (JP)
Title: Mold device
Inventor: YAMAGUCHI TAKUMI
IPC: B29C45/36
Filed: 2018-09-27
Abstract: To provide a mold device capable of positioning a cassette mold in a holder mold stably in a simple configuration.SOLUTION: A mold device is provided with: a cassette mold 200 attachably/detachably mounted on a holder mold 304 of a movable mold MM; and a positioning member 11 for positioning the cassette mold 200. The holder mold 304 has a reference surface 22 and a first slanted surface 23 slanting in a direction toward the reference surface 22. The cassette mold 200 has a first side surface 61 parallelly facing the reference surface 22, and a second side surface 62 facing the first slanted surface 23. The positioning member 11 has a pressing surface parallelly facing the second side surface 62, and a second slanted surface 13 parallelly facing the first slanted surface 23. When the positioning member is installed on the holder mold 304, the second slanted surface 13 comes into contact with the first slanted surface 23, and the pressing surface comes into contact with the second side surface 62 to press the first side surface 61 onto the reference surface 22.SELECTED DRAWING: Figure 1
Patent JP-2020050209-A (JP)
Title: Subframe construction
Inventor: NOGUCHI SATORU
IPC: B62D21/00
Filed: 2018-09-27
Abstract: To improve rigidity and strength of a connection part between a vertical member and a cross member by suppressing stress concentration at the connection part.SOLUTION: A rear subframe (subframe)10 is provided that has a pair of left and right vertical members 18, 18 extending in a longitudinal vehicle direction and a front cross member 20 extending along a vehicle width direction between the pair of left and right vertical members 18, 18, the rear subframe 10 comprises a pair of left and right gussets 23, 23 which connect each vertical member 18 and the front cross member 20 to each other. Each gusset 23 has an inclined plane part 60 which extends in an inclined manner between the vertical member 18 and the front cross member 20, and the front cross member 20 has an inclined plane part 56 which is continuous with the inclined plane part 60 of the gusset 23.SELECTED DRAWING: Figure 5
Patent JP-2020053375-A (JP)
Title: Ceramic substrate
Inventor: AZUMA KOJI
IPC: H05B3/10
Filed: 2018-09-28
Abstract: To provide a ceramic substrate in which air gaps are less likely to remain on a boundary face with a glass layer.SOLUTION: A ceramic substrate of the present disclosure is a plate-like body that has a surface covered by a glass layer. The surface has an average crest height Rpm obtained from a roughness curve of 0.05 μm or more and 0.45 μm or less. With such a configuration of the ceramic substrate of the present disclosure satisfied, when a glass paste is printed, less air remains in valley parts of the surface, and even if the air remains in the valley parts, the air comes out of the valley parts during heat treatment and is easily exhausted to the outside through the glass paste, and thereby air gaps are less likely to remain on a boundary face with the glass layer.SELECTED DRAWING: None
Patent JP-2020057675-A (JP)
Title: Acoustic wave vibration or ultrasonic wave vibration cutter
Inventor: SATO SHIGERU
IPC: B24B1/04
Filed: 2018-09-29
Abstract: To provide a cutter capable of efficiently transmitting acoustic wave vibration or ultrasonic wave vibration to a ring blade.SOLUTION: A ring blade 20 is fitted, from a side having a screw hole 16 of a resonator 10, to a fitting protrusion part 14 protruding from an outer peripheral surface of a vibration conversion part 12 of the resonator 10 to the outside of a diameter direction. The ring member 30 is fitted to a part of the fitting protrusion part 14 protruding to the side having the screw hole 16 of the resonator 10 with respect to the ring blade 20. The ring blade 20 is sandwiched from both sides in an extension direction of a center line L of the resonator 10 by a support part 13, which is adjacent to the fitting projection part 14 and protrudes from the outer peripheral surface of the vibration conversion part 12 to the outside of the diameter direction, and the ring member 30. The support part 13, the fitting projection part 14, the ring blade 20, and the ring member 30 are fixed to each other by means of an adhesive material 40. Peeling of the ring blade 20 is prevented, vibration by acoustic waves or ultrasonic waves of the resonator 10 is efficiently transmitted to the ring blade 20, and the ring blade 20 obtains large energy.SELECTED DRAWING: Figure 1
Patent JP-2020057541-A (JP)
Title: Lead acid battery
Inventor: KOGURE KOJI
IPC: H01M4/62
Filed: 2018-10-03
Abstract: To suppress the detachment of additives in a negative electrode and to improve the life of a lead acid battery in a low temperature environment.SOLUTION: A lead acid battery according to an embodiment of the present invention includes a positive electrode, a negative electrode, and a separator, and the negative electrode includes a current collector and a negative electrode active material held by the current collector, and the negative electrode active material includes a resin having a first structural unit derived from bisphenol A, and a second structural unit derived from bisphenol S, and lignin sulfonic acid or a salt thereof.SELECTED DRAWING: Figure 1
Patent JP-2020055717-A (JP)
Title: Method of producing aluminum silicate
Inventor: HATANAKA TSUNETAKA
IPC: B01J20/30
Filed: 2018-10-03
Abstract: To provide a method of producing aluminum silicate, in particular, a method of mass-producing an aluminum silicate complex consisting of low crystalline layered clay mineral and an amorphous aluminum silicate in a convenient and industrially advantageous manner.SOLUTION: The method comprises: (1) a first step of obtaining an aqueous suspension of a precursor material by mixing an aqueous solution of alkali silicate with an aqueous solution of aluminum sulfate and/or aluminum chloride, thereby making the molar ratio of Si/Al to 0.9 to 1.2 and adjusting its pH to 6 to 8 with an acid or alkali, (2) a second step of obtaining a wet cake by subjecting the aqueous suspension of the precursor material to solid-liquid separation, and (3) a third step of obtaining aluminum silicate by heating, in a closed container, the wet cake of the precursor material.SELECTED DRAWING: Figure 1
Patent JP-2020060431-A (JP)
Title: Tracker system, tracker device, and program
Inventor: TSUCHIYA JIN
IPC: G01C21/26
Filed: 2018-10-09
Abstract: To provide a tracker system, a tracker device and a program capable of reducing power consumption of a battery mounted on the tracker device.SOLUTION: Each time movement distance information 22 obtained by multiplying a stride of the number of detected steps detected by a number-of-steps sensor 11 reaches set distance information 15 set to a distance which exceeds a movable movement distance of a tracker device 10 or more by a person in a positioning interval of a GPS positioning part 13, the positioning interval of the GPS positioning part 13 becomes longer than a general position interval, power consumed by the GPS positioning part 13 is reduced, and power consumption of ta battery 16 mounted on the tracker device 10 can be reduced by causing the GPS positioning part 13 to update GPS position information 21 positioned as absolute position information of the tracker device 10 and the movement distance information 22 to a management device 20.SELECTED DRAWING: Figure 1
Patent JP-2019075785-A (JP)
Title: Computer device and operation method thereof, and cloud network system
Inventor: PARK SONU
IPC: H04L45/586
Filed: 2018-10-12
Abstract: To provide a cloud network system improving the limit of extendability of an existing cloud network.SOLUTION: A cloud network system includes a router for connecting a cloud network with the outside, a hypervisor categorized to multiple scopes, and a scope controller for switching the packets assigned to the multiple scopes, respectively, and transmitted and received in the scope, and routing the packet transmitted and received between the scopes or the packet transmitted and received between routers for connection of the scope and the cloud network outside. Extendability can be increased by isolating the communication domain of a datalink layer (Layer 2), by using the scope.SELECTED DRAWING: Figure 5
Patent JP-2019099794-A (JP)
Title: Internal olefin sulfonate composition, and preservation method of internal olefin sulfonate
Inventor: SAWASE KANAE
IPC: A61K8/46
Filed: 2018-10-15
Abstract: To provide an internal olefin sulfonate composition having excellent color hue and stability of odor even when stored for a long time, and a preservation method of the internal olefin sulfonate.SOLUTION: An internal olefin sulfonate composition of the present invention contains one or more kinds of alkali agents selected from an internal olefin sulfonate, an alkali metal hydroxide and an alkaline earth metal hydroxide and water, and a content of the alkali agent is 0.2 mmol or larger and 15 mmol or smaller relative to 1 mol of the internal olefin sulfonate by mixing at least the alkali agent. Furthermore, a preservation method of the internal olefin sulfonate of the present invention is to form a composition where a content of the alkali agent is 0.2 mmol or larger and 15 mmol or smaller relative to 1 mol of the internal olefin sulfonate by mixing the internal olefin sulfonate and at least the alkali agent.SELECTED DRAWING: None
Patent JP-2020064155-A (JP)
Title: Optical element and manufacturing method thereof
Inventor: KUROSAKI RYO
IPC: G02B3/00
Filed: 2018-10-16
Abstract: To provide an optical element more preferable in terms of surface anti-reflection function.SOLUTION: The optical element contains a chalcogenide material and/or a calcohalide material, and has an oxygen-containing layer 21 of the chalcogenide material and/or calcohalide material over the outermost surface.SELECTED DRAWING: Figure 1
Patent JP-2020067474-A (JP)
Title: Fixing device
Inventor: KUZUMI TORU
IPC: G03G15/20
Filed: 2018-10-22
Abstract: To combine prevention of occurrence of adhesion of lubricant applied onto an inner surface of a fixing belt to a nip section to generate a defective image with improvement of separability in a fixing device having a heating source heating the fixing belt at the nip section.SOLUTION: A sheet member 16 having bending rigidity lower than that of a fixing belt 11 is provided in a nip section between the fixing belt 11 and a heating source 13.SELECTED DRAWING: Figure 3
Patent JP-2020068043-A (JP)
Title: Electronic device, cover seal, and method of adhering cover seal
Inventor: FURUTA KENJI
IPC: G11B33/02
Filed: 2018-10-22
Abstract: To provide an electronic device that achieves excellent airtightness.SOLUTION: A magnetic disk device 100 includes a housing 120 that forms an internal space for housing components, and a cover seal. The housing has an opening and/or a gap 140 through which gaseous matter can move between the internal space and the exterior of the housing. The cover seal is adhered to the housing by covering the opening and/or the gap with a first pressure-sensitive adhesive sheet 101A and a second-pressure sensitive sheet 101B. The cover seal includes gas barrier layers 10A and 10B and adhesive layers 20A and 20B provided on at least one surface of the gas barrier layers. The adhesive surface between the housing and the cover seal includes a first adhering area D1, a non-adhering area 150, and a second adhering area D2 in this order, toward the outside from the opening and/or the gap, along the adhesive surface.SELECTED DRAWING: Figure 2