baber/WOPTO huggingface dataset:
Patent JP-2020122905-A (JP)
Title: Image forming apparatus
Inventor: KAN HIYOU
IPC: G03G21/08
Filed: 2019-01-31
Abstract: To solve the problem in which: when a photoreceptor drum is exposed to light, a toner image is printed on a recording medium as an effect of light exposure, and it is difficult to take action to appropriately deal with the light exposure.SOLUTION: An image forming apparatus comprises: photoreceptor drums 13; cleaning means (36, 14) that reduce a potential difference on surfaces of the photoreceptor drums 13 caused by a residual electric charge generated by light exposure; charging rollers 14; developing rollers 16 that move a toner to the photoreceptor drums 13 to form toner images; a printer control unit 41; a density sensor 60 that detects the toner images transferred onto a transfer belt 23; and voltage application means (47 to 49, 51) that apply a charging voltage, a developing voltage, and a transfer voltage. When a toner image with a threshold at which the density sensor 60 determines light exposure, the printer control unit 41 applies the charge voltage, the developing voltage, and the transfer voltage to execute cleaning sequence for the photoreceptor drums 13 by using the cleaning means.SELECTED DRAWING: Figure 2
Patent JP-2020126922-A (JP)
Title: Nitride semiconductor device
Inventor: OTAKE HIROTAKA
IPC: H01L27/06
Filed: 2019-02-04
Abstract: To provide a nitride semiconductor device capable of suppressing an excessive gate current from flowing.SOLUTION: A nitride semiconductor device 1 includes: a first transistor 3 which is made of a normally-off transistor and functions as a main transistor; and a second transistor 4 which is made of a normally-on transistor and limits a gate current of the first transistor. The first transistor 3 includes a first electron transit layer 7A made of a nitride semiconductor, and a first electron supply layer 8A formed on the first electron transit layer and made of a nitride semiconductor. The second transistor 4 includes a second electron transit layer 7B made of a nitride semiconductor, and a second electron supply layer 8B formed on the second electron transit layer and made of a nitride semiconductor. A gate electrode 16 of the first transistor 3 is electrically connected to a gate electrode 51 and a source electrode 44 of the second transistor 4.SELECTED DRAWING: Figure 1
Patent JP-2020126486-A (JP)
Title: Program, method, and system for visualizing number of patients
Inventor: MORI TATSUYA
IPC: G16H80/00
Filed: 2019-02-05
Abstract: To make it easy to select parties to be conducting clinical trials.SOLUTION: A program for visualizing the number of patients causes a computer processes of: acquiring the patients meeting specific conditions from each hospital; calculating the number of patients who can be encouraged to participate in a clinical trial at each hospital, based on the strength in inter-hospital relationship and the number of patients meeting the specific conditions; and outputting the calculated number of patients.SELECTED DRAWING: Figure 9
Patent JP-2020125822-A (JP)
Title: Loosening stopper
Inventor: SASAKI HIROSHIGE
IPC: F16L19/03
Filed: 2019-02-05
Abstract: To provide a loosening stopper capable of suppressing disengagement from a piping joint without increasing the overall size.SOLUTION: A loosening stopper 100 comprises: a first restriction part 10 which is fitted to a union screw 50, and arranged opposite a loosening-directional side face 54 in a rotation axis direction of the union screw 50; and a second restriction part 20 which is arranged apart from the first restriction part 10 in the rotation axis direction, and faces the loosening-directional side face 54 of a union nut 70. The first restriction part 10 and the second restriction part 20 can fix a gap D3 in the rotation axis direction, and restrict the union screw 50 and union nut 70 from moving in the loosening directions.SELECTED DRAWING: Figure 1
Patent JP-2020129267-A (JP)
Title: data structure
Inventor: YASUHARA SHIGETO
IPC: G06F30/10
Filed: 2019-02-08
Abstract: To easily extract data based on a relation between members and a relation of constraint or the like in a data structure used by a design support device supporting design of a vehicle.SOLUTION: A data structure comprises: a first graph 31 including blocks indicating parameters regarding a structure of members of an existing vehicle or constraints on the structure; a second graph 33 including elements indicating a goal or a strategy set during development; and a knowledge graph 35 indicating a relation between the first graph and the second graph. The knowledge graph includes: nodes g11-g42 and s11-s41 corresponding to each of the blocks and the elements; an edge e1 connecting nodes corresponding to two blocks related to each other; an edge e2 connecting nodes corresponding to two elements related to each other; and at least one edge e3 connecting nodes corresponding to each of the blocks and the elements related to the blocks.SELECTED DRAWING: Figure 3
Patent JP-2020100130-A (JP)
Title: Non-bond compression method of hard wood by high frequency
Inventor: WANG KAI
IPC: B27K5/06
Filed: 2019-02-18
Abstract: To provide a non-bond compression method by high frequency for rendering soft wood into non-bond compression hard wood.SOLUTION: The method comprises a preprocessing step of preprocessing the wood and controlling the average water content of the wood as 10-20%, a heating and compression processing step of heating the preprocessed wood in high frequency so that the average temperature of the wood is 100-110°C, maintaining the temperature for 5-7 minutes and compressing it in a first compression rate Y, a hardening processing step of heating the heated and compressed processed wood in high frequency so that the average temperature is 180-220°C, maintaining the temperature for 5-8 minutes and performing the hardening processing, a cooling processing step of cooling a surface of the hardened processed wood at a speed of 5-15°C/min by water cooling technique and cooling so that the average temperature of the wood is 70-90°C and a curing processing step of placing the cooled processed wood at a room temperature, curing it for 13-15 days and acquiring the hard wood in non-bond compression.SELECTED DRAWING: None
Patent JP-2020133218-A (JP)
Title: Beam end joint portion
Inventor: NIKAIDO MASATO
IPC: E04B1/58
Filed: 2019-02-19
Abstract: To provide a beam end joint portion that can avoid early rupture of the beam end joint portion by preventing a lower flange of a beam with an H-shaped cross section from breaking by suppressing occurrence of cracks on a scallop bottom.SOLUTION: A scallop 60 has a first opening end 60a, a second opening end 60b, a first opening edge 61 and a second opening edge 62, and a third opening edge 63. The first opening edge 61 is formed into a circular arc shape intersecting a toe of a connection portion 30 on a web 10 side and has a first circular arc portion 71 whose tangent is in parallel with an internal surface of a lower flange 20 at an end on the first opening end 60a. The third opening edge 63 has a second circular arc portion 72 that is formed into a circular arc shape connecting the first opening edge 61 and the second opening edge 62. A curvature radius of the first circular arc portion 71 is greater than the curvature radius of the second circular arc portion 72. Stress transfer efficiency αof a beam web joint part 120 that is a joint part between a web 10 of a beam end of a beam with an H-shaped cross section 1 and a column 110 is 0.48 or more.SELECTED DRAWING: Figure 4
Patent JP-2020132467-A (JP)
Title: Method and device of removing iron from iron ion-containing water
Inventor: ASO TOMOKA
IPC: C01G49/02
Filed: 2019-02-19
Abstract: To provide a method and device for removing iron from iron ion-containing water at low cost, which can handle iron ion-containing water having a wide concentration range containing iron ion of low concentration.SOLUTION: There are provided a method and a device, the method comprising: supplying iron ion-containing water, an alkali agent, and oxygen to a reactor; converting at least a part of ferrous ions in the iron ion-containing water into iron oxyhydroxide to form a slurry of iron oxyhydroxide; adding a coagulant to the slurry of iron oxyhydroxide to solid-liquid separate the slurry to which the coagulant is added; and returning at least a part of sludge containing iron oxyhydroxide and the coagulant to the reactor.SELECTED DRAWING: Figure 1
Patent JP-2020134758-A (JP)
Title: Filter device and laser device
Inventor: SHIMA KENSUKE
IPC: G02B6/02
Filed: 2019-02-21
Abstract: To provide a filter device and a laser device capable of preventing heat from being locally generated.SOLUTION: A filter device FL comprises an optical fiber 40 transmitting a predetermined wavelength of light in a multi-mode, a first higher-mode filter 41 removing at least a part of light in a higher mode than a predetermined mode out of the light in the multi-mode transmitted through the optical fiber 40, and a fiber Bragg grating 45 causing the predetermined wavelength of light to penetrate therethrough and reflecting a specific wavelength of light which is longer than the predetermined wavelength.SELECTED DRAWING: Figure 1
Patent JP-2020136166-A (JP)
Title: Battery module
Inventor: UMEDA KOICHI
IPC: H01M2/10
Filed: 2019-02-22
Abstract: To provide a battery module in which multiple battery cells are inhibited from being electrically connected to each other via conductive water.SOLUTION: A battery module has a plurality of battery cells 11 arranged in a y direction and a housing 31 for holding the arrangement. The housing has intervening walls 37 standing up from an inner bottom surface 34a of a bottom wall 34. Protruding portions 40 locally protrude from intervening surfaces 37a of the intervening walls facing the battery cell toward the battery cell 11. The battery cell 11 is in contact with the protrusions and is separated from a non-molded region of the protrusions on the intervening surfaces. The bottom wall is formed with a through hole that opens to an inner bottom surface and an outer bottom surface 34b on a back side thereof.SELECTED DRAWING: Figure 11
Patent JP-2019081705-A (JP)
Title: HIGH STRENGTH GLASS CERAMIC HAVING LITHIUM DISILICATE AND β-SPODUMENE STRUCTURE
Inventor: GEORGE HALSEY BEALL
IPC: C03C21/00
Filed: 2019-02-27
Abstract: To provide a glass ceramic adjusted to a conventional rolling and float process, having high mechanical strength and breaking resistance.SOLUTION: A glass ceramic has a first crystal phase of lithium disilicate of 30 to 65 wt.% and a second crystal phase of β-spodumene of 20 to 60 wt.%, and contains, by wt.%, SiO:73 to 82%; AlO:5 to 12.5%; LiO:8 to 15%; NaO:>0 to 5%; KO:0 to 2%; (NaO+KO):>0 to 5%; PO:>0 to 4%; ZrO:0 to 10%; and TiO:0 to 4%.SELECTED DRAWING: None
Patent JP-2020139829-A (JP)
Title: Three-dimensional image generation device and coefficient calculation method for three-dimensional image generation device
Inventor: NAGAOKA HIDEKAZU
IPC: G01B15/04
Filed: 2019-02-28
Abstract: To generate a three-dimensional image of a test object by using X-rays generated from the test object.SOLUTION: A three-dimensional image generation device includes: an irradiation section configured to irradiate a test object with an excitation beam; an X-ray detector configured to detect X-ray emitted from the test object irradiated with the excitation beam; an inclination calculation section configured to calculate an inclination of a surface of the test object from an output of the X-ray detector; and a three-dimensional image generation section configured to generate a three-dimensional image of the test object by using the inclination information obtained by the inclination calculation section by using the three-dimensional reconstruction.SELECTED DRAWING: Figure 9
Patent JP-2020141331-A (JP)
Title: Service using device, method, and program
Inventor: MATSUMOTO KIYONORI
IPC: H04L9/32
Filed: 2019-02-28
Abstract: To solve the problem in which when a service using device such as a mobile registers a user's authentication information (such as a public key) using an external authenticator with an external service, if the external authenticator is unavailable, registration work cannot be proceeded on an external service side.SOLUTION: A service using device includes: request means for requesting an external authenticator to create a key pair used for authentication when using a network service; storage means for storing public key information received from the external authenticator; and transmission means for transmitting the public key information stored in the storage means without communicating with the external authenticator in response to a creation request for a key from the network.SELECTED DRAWING: Figure 5
Patent JP-2020113234-A (JP)
Title: Chat room-based file sharing device
Inventor: CHOI JAE HO
IPC: G06F12/00
Filed: 2019-03-04
Abstract: To provide a chat room-based file sharing device that creates a sharing group by setting file-sharing members for each file and manages and records details of changes, modifications, etc., of the file while performing a task.SOLUTION: A chat room-based file sharing device includes: a memory; and a processor electrically connected to the memory, where the processor receives file sharing request information including information about a target shared file and a shared file recipient from a terminal of the shared file recipient, creates a file sharing chat room associated with the target shared file specified by the file sharing request information, and, when the file sharing chat room is rendered on the terminal of the shared file recipient, provides a file object corresponding to the target shared file through the file sharing chat room, where the file sharer and the shared file recipient share the target shared file through the file sharing chat room by participating as chat participants in the file sharing chat room.SELECTED DRAWING: Figure 3
Patent JP-2020145062-A (JP)
Title: Negative electrode mixture for secondary battery, negative electrode for secondary battery, and secondary battery
Inventor: FUKUCHI IWAO
IPC: H01M4/62
Filed: 2019-03-06
Abstract: To provide a negative electrode mixture for a secondary battery, which can suppress the electrode expansion of a negative electrode even with a small added amount and which enables the enhancement in cycle characteristic, a negative electrode for a secondary battery, and a secondary battery arranged by use thereof.SOLUTION: A negative electrode mixture for a secondary battery according to the present invention comprises a water-soluble polymer binder (A) and a negative electrode active material (B). The mass proportion of the water-soluble polymer binder (A) and the negative electrode active material (B) is 2.0:98.0 to 6.0:94.0 when the sum total of them is 100. The water-soluble polymer binder (A) contains a copolymer of a carboxyl group-containing acrylic monomer and a water-soluble acrylic acid derivative monomer. The negative electrode active material (B) contains a Si-based active material of 10.0 mass% or more and 20.0 mass% or less.SELECTED DRAWING: Figure 1
Patent JP-2019135846-A (JP)
Title: Transmitting and receiving system
Inventor: KAMIO HIROYUKI
IPC: H04H20/28
Filed: 2019-03-14
Abstract: To provide super high definition of a video in which application of logo data is extended and flexibility and transmission efficiency are enhanced.SOLUTION: In a transmission system, the logo data is modularized for each logo identification and logo type; the modularized logo data is distributed to a plurality of sections of common data table information; for the logo data, logo data distribution information indicative of a correspondence between the logo types and the distributed sections is defined and inserted in a logo data distribution descriptor of the common data table information; logo transmission description information is generated from logo management information including the logo identification and logo type of the logo data, and inserted in a logo transmission descriptor of a service description table information; the common data table information and the service description table information are multiplexed into a broadcast signal; and the multiplexed broadcast signal is transmitted.SELECTED DRAWING: Figure 16
Patent JP-2020147232-A (JP)
Title: Steering assist unit and maneuvering system
Inventor: MIZUTANI MAKOTO
IPC: B63H20/12
Filed: 2019-03-15
Abstract: To suppress decreasing of space inside a vessel as well as obtaining assistant steering force when operating a tiller handle.SOLUTION: A steering assistant unit 5 includes: a housing, a pump, and a hydraulic actuator 34. The housing is connected to the tiller handle 4. The pump is stored in the housing. The hydraulic actuator is driven by hydraulic fluid from the pump. The hydraulic actuator applies assistant steering force on an outboard motor 3.SELECTED DRAWING: Figure 1
Patent JP-2020150771-A (JP)
Title: Sheet transfer device and image reading device including the same
Inventor: KIMATA AKINORI
IPC: G03G21/00
Filed: 2019-03-15
Abstract: To provide a sheet transfer device capable of more accurately estimating the temperature of a motor.SOLUTION: A sheet transfer device acquires document information including a type of document to be transferred (S13), repeats a process (S18) of updating a current motor temperature Ta plus a cumulative motor temperature rise rate Qi as a new current motor temperature Ta ("No" in S19-S21, S16) whenever acquiring the motor temperature rise rate Qi (°C/second) in one second units according to the acquired type of document (S16 and S17), and estimates the current motor temperature Ta.SELECTED DRAWING: Figure 10
Patent JP-2020156172-A (JP)
Title: Power calculation device, power calculation method, and computer program
Inventor: HANADA YUICHI
IPC: F25B49/02
Filed: 2019-03-19
Abstract: To provide a power calculation device, a power calculation method, and a computer program capable of obtaining used power of an apparatus more accurately.SOLUTION: A power calculation device includes an information acquisition unit, a calculation unit, and a selection unit. The information acquisition unit acquires power related information related to used power of a target apparatus. The calculation unit calculates used power by the target apparatus based on the power related information. The selection unit selects a method by which the calculation unit calculates the used power according to the target apparatus.SELECTED DRAWING: Figure 2
Patent JP-2020150822-A (JP)
Title: Oils and fats, method for producing oils and fats, and oxidation inhibitor for oils and fats
Inventor: KASATANI SATOSHI
IPC: C09K15/06
Filed: 2019-03-19
Abstract: To provide oils and fats with its oxidation degradation being suppressed.SOLUTION: Oils and fats contain at least one chalcogen-containing compound selected from the following formulae (1) (2) (3).SELECTED DRAWING: None
Patent JP-2020153122-A (JP)
Title: building
Inventor: NISHIOKA YUKI
IPC: E04B1/70
Filed: 2019-03-19
Abstract: To provide a building capable of securing a discharging function of water vapor from an outer wall ventilation layer to a small attic space while improving design when arranging a parting wall surrounding the small attic space.SOLUTION: A building 1 provided with a habitable room A surrounded with a ceiling 10 and inner wall material 12, a small attic space B formed above the ceiling 10 in communication with the outdoor, outer wall substrate surface material 13 erected outside of the inner wall material 12, and outer wall material 15 supported by the outer wall substrate surface material 13, is arranged with an outer wall ventilation layer D between the outer wall material 15 and the outer wall substrate surface material 13 to discharge water vapor generated in the habitable room A, wherein it is provided with a boundary wall part 20 configured to extend the outer wall substrate material 13 to a position where a side surface of the small attic space B is sealed to allow water vapor to be transmitted from the outer wall ventilation layer D to the boundary wall part 20 to be discharged to the small attic space B.SELECTED DRAWING: Figure 4
Patent JP-2020153870-A (JP)
Title: Impact test method
Inventor: KAWAMURA KAZUKI
IPC: G01M7/02
Filed: 2019-03-20
Abstract: To provide an impact test method.SOLUTION: An impact test method of evaluating the impact resistance of a sample including at least one subject component includes: a vibration step of vibrating the sample at a plurality of vibration levels; a sample vibration condition calculation step of calculating the total vibration condition of the sample based on the result of the vibration step; a single unit vibration condition calculation step of calculating a single unit vibration condition where the component is tested as a single unit based on the total vibration condition of the sample; a single unit vibration step of vibrating the component based on the single unit vibration condition; and an evaluation step of evaluating the impact resistance of the sample based on the result of the single unit vibration step.SELECTED DRAWING: Figure 5
Patent JP-2020162296-A (JP)
Title: vehicle
Inventor: MORIYA FUMIYUKI
IPC: B60L53/14
Filed: 2019-03-27
Abstract: To provide a vehicle which can suppress the repetition of discharge and charge from/to a battery even when the use of power is concurrently performed during charging the battery.SOLUTION: The vehicle includes: a battery which stores power for travel; a power intake unit which can take in battery charge power from outside the vehicle; a power function unit which receives power from a power line to which the battery and the power intake unit are connected, and can supply a power voltage to apparatuses other than a travel motor; and a control unit which performs power transmission control through the power line. When power is taken in from the power intake unit and the power function unit is operating, the control unit can execute power adjustment processing which suppresses a difference between the power taken in from the power intake unit and the power input to the power function unit.SELECTED DRAWING: Figure 4
Patent JP-2020166092-A (JP)
Title: Surgery simulator
Inventor: SHIMADA MASATOSHI
IPC: G09B9/00
Filed: 2019-03-29
Abstract: To provide a surgery simulator capable of contributing to improvement of the techniques for reducing the burden on a living tissue.SOLUTION: A surgery simulator for surgery targeting a living tissue comprises a simulated body 32 simulating a living tissue, a flexible film 21 supporting the simulated body 32, and a load sensor for detecting information based on a load exerted on the simulated body 32. The flexible film 21 is equipped with multiple sensor units 24 constituting the load sensor.SELECTED DRAWING: Figure 3
Patent JP-2020167026-A (JP)
Title: Electrical insulating oil and static induction electric device
Inventor: YONESU DAIGO
IPC: H01B3/20
Filed: 2019-03-29
Abstract: To provide an electrical insulating oil and a static induction electric device capable of suppressing sedimentation of particles to prevent deterioration in insulation performance and to obtain long-term reliability.SOLUTION: An electric insulating oil of the present invention contains an insulating oil, particles, and an additive. The additive has both a hydrophilic group and a hydrophobic group. The particles form an aggregate. The aggregate is 1.2 μm or less.SELECTED DRAWING: Figure 1