baber/WOPTO huggingface dataset:
Patent JP-2019020671-A (JP)
Title: Electrophotographic photoreceptor
Inventor: AZUMA JUN
IPC: G03G5/05
Filed: 2017-07-21
Abstract: To provide an electrophotographic photoreceptor that can improve electrical characteristics, prevent crystallization of a photosensitive layer, and improve oil crack resistance.SOLUTION: An electrophotographic photoreceptor 1 comprises a conductive substrate 2 and a photosensitive layer 3. The photosensitive layer 3 includes a charge generating layer 3a and a charge transport layer 3b. The charge generating layer 3a contains a charge generating agent. The charge transport layer 3b contains a hole transport agent and a binder resin. The charge transport layer 3b further contains an electron acceptor compound. The hole transport agent contains a compound represented by the general formula (1).SELECTED DRAWING: Figure 1
Patent JP-2019027878-A (JP)
Title: Inspection device and method for inspection
Inventor: ARITA TETSUO
IPC: G01N21/88
Filed: 2017-07-28
Abstract: To provide a foreign material inspection device that can inspect foreign materials regardless of the fluorescent characteristics of the surface of an object to be inspected to determine the presence or absence of foreign materials on the surface.SOLUTION: The present invention relates to an inspection device 100 for inspection to determine the presence of oil on the bottom surface of an oil pan 110. The inspection device includes: an imaging unit 10 for taking an image of an oil pan 110; a light emitting unit 20 arranged adjacent to the imaging unit 10, the light emitting unit emitting light to the imaging region of the imaging unit; a storage unit for storing imaging data information on the bottom surface of the oil pan when there is no oil in the oil pan; and a determination unit for determining the presence or absence of oil on the bottom surface of the oil pan from the result of comparison between the imaging data information stored in the storage unit and the imaging data obtained by the imaging unit.SELECTED DRAWING: Figure 1
Patent JP-2018186481-A (JP)
Title: Surface acoustic wave device and communication device including the same
Inventor: KANEDA AKIO
IPC: H01L23/12
Filed: 2017-07-28
Abstract: PROBLEM TO BE SOLVED: To realize both the power durability of a SAW chip and the bonding reliability between the SAW chip and a package substrate in a surface acoustic wave device.SOLUTION: In a surface acoustic wave device 100, a SAW chip 20 is mounted on the main surface of a package substrate 10. The SAW chip includes a piezoelectric substrate 21, an IDT electrode SW disposed on the piezoelectric substrate, and a plurality of bumps BP for being electrically connected to the package substrate. The package substrate has a substantially rectangular shape in plan view from the normal direction of the main surface. From among the plurality of bumps, bumps arranged along the shorter side of the package substrate are formed of solder bumps, and the other bumps are formed of gold bumps.SELECTED DRAWING: Figure 7
Patent JP-2019027929-A (JP)
Title: Power cycle tester and power cycle test method
Inventor: KANDA JOJI
IPC: G01R31/26
Filed: 2017-07-31
Abstract: To improve the accuracy of reliability evaluation of a power device by a power cycle test.SOLUTION: A reference model calculation unit 11 calculates a model temperature Tmod that is a predicted value using an operation temperature Tjop and an impedance function. A process model calculation unit 12 calculates a process temperature Tj* that is an estimated value using the operation electric power applied to a power device and an impedance function. A regulator 13 calculates, using a set temperature Tjd and the process temperature Tj*, the value of the model temperature Tmod which is corrected so that the process temperature Tj* follows the set temperature Tjd, as an operation temperature Tjop.SELECTED DRAWING: Figure 5
Patent JP-2019032010-A (JP)
Title: Worm reduction gear
Inventor: UEDA HIROFUMI
IPC: F16H57/039
Filed: 2017-08-07
Abstract: To provide a worm reduction gear for suppressing the occurrence of a malfunction resulting from a rub of an abutment portion between an energization member and a bearing.SOLUTION: A first end part 21a of a worm shaft 21 is energized to a worm wheel 24 side via a first bearing 22 by an energization member 25. The worm shaft 21 has a tooth face forming part 21d and a tooth face non-forming part 21e which is formed between the first end part 21a and the tooth face forming part 21d. A shaft accommodation part 50 for accommodating the worm shaft 21 in a housing 20 includes: a substantially-straight part 80 extending in an axial direction X of the worm shaft 21 at a substantially-constant inside diameter; and a diameter-contracted part 90 which is arranged at the first end part 21a side rather than the substantially-straight part 80, and contracted in an inside diameter up to a position in which the diameter-contracted part is overlapped on the tooth non-formation part 21e from a position in which the diameter-contracted part is overlapped on a tooth face in the axial direction X.SELECTED DRAWING: Figure 2
Patent JP-2019032455-A (JP)
Title: Image forming apparatus and color shift amount calculation method
Inventor: FUJITA NAOKI
IPC: G03G15/01
Filed: 2017-08-09
Abstract: To provide an image forming apparatus that can accurately detect the position of an image for measurement.SOLUTION: An image forming apparatus comprises: a color shift detection sensor 40 that detects an image for measurement for detecting a color shift correction amount formed on an intermediate transfer belt 8; and a control unit that calculates the amount of color shift from a result of detection of the image for measurement. The control unit 600 includes a comparator 62 that generates a first binarized signal obtained by binarizing a detection signal according to a first threshold, and a comparator 68 that generates a second binarized signal obtained by binarizing the detection signal according to a second threshold different from the first threshold. The control unit 600 calculates the amount of color shift of every color with the first binarized signal. The control unit 600 determines whether the image for measurement is formed overlapping a concavo-convex part generated on the intermediate transfer belt 8 with the first binarized signal and second binarized signal. When the image for measurement is formed overlapping the concavo-convex part, the control unit 600 forms the image for measurement again.SELECTED DRAWING: Figure 6
Patent JP-2019036896-A (JP)
Title: Information processing apparatus, terminal device, image forming apparatus, and program
Inventor: IWASAKI MANABU
IPC: G06F3/12
Filed: 2017-08-18
Abstract: To achieve both improvement of security and improvement of convenience for a user who issues instructions to an image forming apparatus via a terminal device.SOLUTION: An example shown in (A) indicates a case where an image forming apparatus is used from a registered terminal device during working hours in the workplace, and in this case, (1) full access is permitted. An example shown in (B) indicates a case where the image forming apparatus is used from the registered terminal device at a time other than the working hours from home, and this case is (2) a function limit mode. An example shown in (C) indicates a case where the image forming apparatus is used from a non-registered terminal device during working hours from a place outside the workplace, and this case is treated as (4) unauthorized, and an operation to the image forming apparatus cannot be performed. An example shown in (D) indicates a case where the image forming apparatus is used from the non-registered terminal device during the working hours in the workplace, and this case is treated as (3) a guest, and browsing of information alone can be permitted.SELECTED DRAWING: Figure 9
Patent JP-2018029963-A (JP)
Title: Cosmetic tool
Inventor: YURI HIROAKI
IPC: A45D40/26
Filed: 2017-08-21
Abstract: PROBLEM TO BE SOLVED: To provide a cosmetic tool having an extremely thin structure as a whole and exerting excellent usability for the skin.SOLUTION: A cosmetic tool includes: a grip part 10 formed by extending shaft parts 13 and 14; and cosmetic tips 11 and 12 detachably attached to the shaft parts 13 and 14. The grip part 10 has a substantially plate-like shape with the thickness of 4 mm or less, and the shaft parts 13 and 14 for attaching the tips have a substantially plate-like shape with the thickness of 2 mm or less. The cosmetic tips 11 and 12 have fitting holes 17 and 18 for inserting the shaft parts 13 and 14. The cosmetic tips 11 and 12 are deformed in the thickness direction along shaft-part roots, at least at portions for covering the shaft-part roots, and are attached to the shaft parts 13 and 14, with their extended in a direction orthogonal to the thickness direction.SELECTED DRAWING: Figure 2
Patent JP-2019040034-A (JP)
Title: Difference frequency generator and difference frequency generation method
Inventor: OZAKI NOBUHIKO
IPC: G02F1/377
Filed: 2017-08-24
Abstract: To generate efficiently electromagnetic waves such as terahertz waves using a photonic crystal waveguide.SOLUTION: A difference frequency generator has: a light source 10 that generates signal light and pump light; and a first photonic crystal waveguide 20 that guides the signal light and pump light, and generates difference frequency between the signal light and pump light.SELECTED DRAWING: Figure 1
Patent JP-2019041243-A (JP)
Title: Reception power estimation device, reception power estimation method and reception power estimation program
Inventor: WADA AKIHIRO
IPC: H04W64/00
Filed: 2017-08-25
Abstract: To provide a reception power estimation device, a reception power estimation method and a reception power estimation program capable of shortening the time required for simulation of positioning accuracy.SOLUTION: A reception power estimation device 100 includes a simulation section for simulating the reception power when a receiver receives a radio signal from a transmitter, in a layout model of a structure where the transmitter and the receiver are arranged, a selection section for selecting probability distribution according to an incoming wave where the reception power goes above a threshold level, and a reception power estimation section for estimating the parameters of the probability distribution from the reception power going above the threshold level, and the propagation environment in the layout model, and estimating reception power at a position around the receiver, by using the probability distribution reflecting the parameters.SELECTED DRAWING: Figure 2
Patent JP-2019051140-A (JP)
Title: Pinball game machine
Inventor: TATSUMI SHOGO
IPC: A63F7/02
Filed: 2017-09-15
Abstract: To propose an enclosed type pinball game machine capable of deterring clearing of a frame control RAM of a frame control device from being forgotten when clearing a main control RAM of a main control device.SOLUTION: A main control device disables reception of information that may affect at least progress of a game and/or a result of a game from a frame control device, and is configured so as to report a request for operating main RAM clearing means for clearing a frame control RAM with operation of main RAM clearing means for clearing a main control RAM as an opportunity. With such a configuration, the notification can deter clearing of the frame control RAM from being forgotten as much as possible simply by allowing a manager to clear the main control RAM, thus eliminating an unnatural state in which owned balls remain in the frame control RAM regardless of clearing of game information stored in the main control RAM.SELECTED DRAWING: Figure 17
Patent JP-2019051896-A (JP)
Title: tire
Inventor: KUJIME TOMOYUKI
IPC: B60C5/00
Filed: 2017-09-19
Abstract: To provide a tire improved in noise performance or steering stability while exerting excellent riding comfort.SOLUTION: The tire has a tread part 2 whose mounting direction to a vehicle is specified. The tread part 2 includes an outer tread end To, an inner tread end Ti, a plurality of main grooves 3 and a plurality of land parts 4. The land parts 4 include an outer shoulder land part 11, an outer middle land part 12, an inner shoulder land part 13, and an inner middle land part 14. The outer shoulder land part 11, the inner shoulder land part 13 and the inner middle land part 14 are respectively provided with a plurality of lateral grooves 20 completely crossing the land parts in a tire shaft direction. The outer middle land part 12 is provided with a plurality of outer middle lateral grooves 23 extending from an edge near the outer tread end To of the outer middle land part 12 toward the inner tread end Ti. Each outer middle lateral groove 23 inclines at an angle smaller than an angle of the lateral groove 20 with respect to the tire circumferential direction.SELECTED DRAWING: Figure 1
Patent JP-2019056332-A (JP)
Title: Exhaust emission control device and internal combustion engine
Inventor: NATSUME KOJI
IPC: F01N3/023
Filed: 2017-09-21
Abstract: To provide an exhaust emission control device capable of preventing the deterioration of PM combustion efficiency, and to provide an internal combustion engine.SOLUTION: The exhaust emission control device includes a filter for trapping particulate matters included in exhaust gas from the internal combustion engine, the filter being to be regenerated with the trapped particulate matters combusted, and a control part having a time change amount calculation section for calculating the time change amount of the efficiency of trapping the particulate matters by the filter in real time, for finishing the regeneration of the filter on the basis of the time change amount. For example, the control part finishes the regeneration of the filter when an absolute value for the time change amount is equal to or smaller than a prefixed value.SELECTED DRAWING: Figure 1
Patent JP-2019056839-A (JP)
Title: Image forming apparatus
Inventor: KOIDE TAKASHI
IPC: C08G63/52
Filed: 2017-09-21
Abstract: To provide an image forming apparatus that has high transferability of a toner image.SOLUTION: An image forming apparatus comprises: developing means that stores a developer having a toner including toner particles that contain an amorphous polyester resin, where Mw(A) of a tetrahydrofuran soluble of the toner particles is 25000 or more and 60000 or less, Mw(A)/Mn(A) is 5 or more and 10 or less, in infrared absorption spectrum analysis of the toner particles, absorbance at a wavelength of 1500 cm/absorbance at a wavelength of 720 cmis 0.6 or less, and absorbance at a wavelength of 820 cm/absorbance at a wavelength of 720 cmis 0.4 or less; and transfer means that has one or more transfer members arranged at positions to deform parts of a belt member to form contact areas in contact with and along parts of image holding bodies, the transfer members arranged at positions shifted from contact positions of the belt member and image holding bodies when the belt member is not deformed by the transfer members.SELECTED DRAWING: Figure 1
Patent JP-2018083065-A (JP)
Title: Wash stand
Inventor: NODA SHOSAKU
IPC: E03C1/046
Filed: 2017-09-22
Abstract: PROBLEM TO BE SOLVED: To provide a wash stand capable of retaining a bowl part clean, while suppressing wasteful discharge of functional water.SOLUTION: A wash stand (1) according to the present invention, capable of discharging service water and functional water having sterilization action, includes: a bowl part (2) having a drain outlet (2a); a first water discharge part (4a) for discharging service water to the bowl part; a second water discharge part (4b) for discharging the functional water having sterilization action to the bowl part; a solenoid valve (30) for changing over between water discharge and water stoppage from the second water discharge part; a human body detection sensor (19) for detecting approach of a user to the wash stand; and a control part (40) that, when the approach of the user is detected by the human body detection sensor, controls the solenoid valve to forbid the water discharge from the second water discharge part.SELECTED DRAWING: Figure 4
Patent JP-2019056091-A (JP)
Title: Acrylic rubber composition
Inventor: KOBAYASHI ATSUSHI
IPC: C09K3/10
Filed: 2017-09-22
Abstract: To provide an acrylic rubber composition that is an acrylic rubber composition containing a crosslinker used for crosslink molding of an oil seal for drive train and the like, wherein, when it is crosslink-molded and used as an oil seal for drive train, wear of the seal is prevented from progressing and the occurrence of a squeal does not occur even under dry lubrication without a grease.SOLUTION: A crosslinker-containing acrylic rubber composition contains, relative to 100 pts.wt of an acryl rubber with a glass transition point Tg of -42°C or less, diatom earth of a flux calcination impalpable powder grade of 40-85 pts.wt. and a carbon fiber of 5-25 pts.wt., with the total content of these fillers being 50 pts.wt. or more.SELECTED DRAWING: Figure 1
Patent JP-2019058210-A (JP)
Title: Oxygen saturation estimation device, oxygen saturation measurement device, oxygen saturation estimation program, and oxygen saturation estimation method
Inventor: HAISHI HIDEAKI
IPC: A61B5/1455
Filed: 2017-09-22
Abstract: To improve estimation accuracy of oxygen saturation by suppressing effect of components other than the hemoglobin contained in a measurement subject.SOLUTION: An oxygen saturation estimation device includes a calculation unit 141 for calculating the oxygen saturation in the blood of a measurement subject based on the irradiation intensity of irradiation light and the received light intensity of the transmitted light. The received light intensity is obtained by measuring the intensity according to a blood flow change of the measurement subject with the time passage. The calculation unit 141 calculates the total absorbance in each wavelength component based on the irradiation intensity and the received light intensity. The total absorbance is represented as a function of time comprising the sum of each term of a damping term by the oxygenation hemoglobin, a damping term by the deoxygenated hemoglobin, and a damping term by the oxygenation hemoglobin and the element other than the deoxygenated hemoglobin. The oxygenation hemoglobin and a molar concentration of the deoxygenated hemoglobin are calculated by solving simultaneous equations with n unknowns corresponding to N types of wavelengths, and thereby the oxygen saturation is calculated.SELECTED DRAWING: Figure 2
Patent JP-2019061456-A (JP)
Title: Information processing apparatus and information processing system
Inventor: NAKAO NAOYUKI
IPC: G06F3/048
Filed: 2017-09-26
Abstract: To inform a user of the presence of others photographing the same subject.SOLUTION: Terminal devices respectively transmit, to a server device 20, position information on the terminal devices and the photographing directions of imaging units. The server device 20 receives position information and photographing directions from the plurality of terminal devices, and on the basis of position information on a predetermined subject and the received information, specifies the terminal devices photographing the same subject. The server device 20 transmits, to each of the specified terminal devices, information representing that other terminal devices are photographing the same subject. The terminal devices each receive information transmitted by the server device 20, and display the received information superimposed on a user's field of view or an image in a real space created by the imaging unit.SELECTED DRAWING: Figure 1
Patent JP-2019065422-A (JP)
Title: Pretreatment apparatus
Inventor: TAMAOKI SHUICHI
IPC: B05B12/02
Filed: 2017-09-29
Abstract: To provide a pretreatment apparatus capable of shortening a pretreatment time or varying a coating amount of a pretreatment agent.SOLUTION: The pretreatment apparatus comprises a platen, a guide for guiding conveyance of the platen from a set position in a first direction, a spray for spraying a pretreatment agent to a recording medium (fabric), an input part in which at least one of a coating area and a coating amount of the pretreatment agent is inputted, and a setting part for setting at least one of a conveyance speed of the platen and a spraying duty of the spray based on at least one of the coating area and the coating amount.SELECTED DRAWING: Figure 18
Patent JP-2019069793-A (JP)
Title: Liquid substance storage bag
Inventor: YAMADA KAZUYA
IPC: B65D33/38
Filed: 2017-10-10
Abstract: To provide a liquid substance storage bag which can, even when the bag is highly filled up with a liquid substance, prevent a spouting passage from being filled up with the liquid substance and allow opening without wetting a hand as well as easy spouting.SOLUTION: When an open peripheral edge part is sealed by welding film thereof, welding areas (a first welding extended part and a second welding extended part) extending to the storage part side of a storage bag are provided to a longitudinal sealing part and a lateral sealing part, respectively, to form a spouting passage and a spouting part for guiding a liquid substance from the storage part to the spouting passage. Provision of the two welding extended parts can suppress intrusion of the liquid into the spouting passage, to thereby resolve the problem.SELECTED DRAWING: Figure 1
Patent JP-2019072896-A (JP)
Title: Chain saw
Inventor: SUZUKI DAISUKE
IPC: B23D57/02
Filed: 2017-10-13
Abstract: To provide a technology that enables downsizing of a dimension of a body housing.SOLUTION: The specification discloses a chain saw. The chain saw includes: a motor which causes a saw chain to rotate around a guide bar; a control unit which controls an applied voltage to the motor; a body housing which houses the motor and the control unit; a battery detachably attached to the body housing; and a top handle provided at an upper part of the body housing. The control unit is disposed above the battery. In a state where the chain saw is placed, the battery and the control unit do not overlap with each other when the chain saw is viewed from a rear side. In the state where the chain saw is placed, the battery and the control unit at least partially overlap with each other when the chain saw is viewed from above.SELECTED DRAWING: Figure 3
Patent JP-2018005957-A (JP)
Title: Pharmacy information management system
Inventor: KOGA ATSUSHI
IPC: G16H10/60
Filed: 2017-10-17
Abstract: PROBLEM TO BE SOLVED: To provide: a pharmacy information management system capable of improving workability during the input of a human incident by a user; a pharmacy information management method; a pharmacy information management program; and a computer-readable recording medium in which the pharmacy information management program is recorded.SOLUTION: A prescription information display part D33 for displaying prescription information related to prescriptions of medical products, which is stored and accumulated in prescription information storage means, and an incident input part D34 for inputting any information on incidents related to pharmacy of the medical products, are displayed on the same screen of display means. The incident information input to the incident input part D34 is transmitted to a server device.SELECTED DRAWING: Figure 7