baber/WOPTO huggingface dataset:
Patent JP-2021163613-A (JP)
Title: Lead-acid battery
Inventor: AKASAKA YUICHI
IPC: H01M4/56
Filed: 2020-03-31
Abstract: To provide a lead-acid battery having excellent lifetime characteristics while suppressing the increase in internal resistance and enabling accurate determination of the state of charge and state of deterioration by a method of measuring internal resistance.SOLUTION: A lead-acid battery includes an electrode plate group 1 formed by alternately stacking a plurality of positive electrode plates 10 having a positive electrode active material containing lead dioxide and negative electrode plates 20 having a negative electrode active material containing metallic lead via a separator 30. The electrode plate group 1 is immersed in an electrolytic solution to form a cell. The flatness of the positive electrode plate 10 after conversion is 4.0 mm or less. The boron content in the positive electrode active material is 5 ppm or more.SELECTED DRAWING: Figure 1
Patent JP-2021160986-A (JP)
Title: Cement composition, and cement composition production method
Inventor: GOTO TAKU
IPC: C04B22/10
Filed: 2020-03-31
Abstract: To provide a cement composition capable of being produced with more reduction of the amount of CO2 emission during cement production than before even when there are large amounts of SO3 and C3A, capable of suppressing expansion with DEF, and capable of producing a cement hardened body excellent in compressive strength during form removal after high temperature curing.SOLUTION: Provided is a cement composition containing cement clinker in which the amount of C3S calculated by Bogue's formula is 20.0-80.0 mass% and the amount of C3A is 6.0-15.0 mass%, gypsum, and an admixture. In the cement composition, the content of the gypsum, assuming that the total amount of the cement clinker, the gypsum and the admixture is 100 mass%, is 1.8-3.5 mass% expressed in terms of SO3, and the content of the admixture, assuming that the total amount of the cement clinker, the gypsum and the admixture is 100 mass%, is 2.0-30.0 mass%. The amount of C3S, the amount of C3A, the content of coal ash based on 100 mass% of the total content of the cement clinker, the gypsum and the admixture, and the amount of SO3 derived from the gypsum, satisfy the relation of [amount of C3S (mass%)]≤α×[amount of C3A (mass%)-9.0]+2.0×[content of coal ash (mass%)]+β-10.0×[amount of SO3]...formula (1). [In the formula (1), α is represented by α=(-2.5×[amount of SO3 (mass%)])×(100-[ratio of hemihydrate gypsum (mass%)])/100...formula (2). The ratio of hemihydrate gypsum denotes a ratio of the hemihydrate gypsum to the whole amount of the gypsum, the ratio of the hemihydrate gypsum is 0-90 mass%, and β is a real number of 75.0 or less.]SELECTED DRAWING: None
Patent JP-2020127737-A (JP)
Title: Game machine
Inventor: MIYASAKA JUN
IPC: A63F7/02
Filed: 2020-04-07
Abstract: To provide a game machine capable of suitably installing pattern display means in a space at a rear side of the game machine while using the pattern display means comprising a plurality of display means so as to diversity a game performance.SOLUTION: A Pachinko machine 10 includes a variable display unit 56. The variable display unit 56 includes a 7-segment display device 112 and an auxiliary performance execution device 113 that are each provided in a different position. The variable display unit 56 includes a mirror member 114. The mirror member 114 includes a transmission display part and a reflection display part, the 7-segment display device 112 is visible via the transmission display part in the mirror member 114, and the auxiliary performance execution device 113 is visible via the reflection display part in the mirror member 114.SELECTED DRAWING: Figure 6
Patent JP-2021175225-A (JP)
Title: Power conversion system, and control method of power conversion system
Inventor: OGAWA RYUICHI
IPC: H02M7/48
Filed: 2020-04-21
Abstract: To compensate for problems in the case of variation in DC voltage, according to a power conversion system using a fixed pulse pattern method.SOLUTION: At a fixed pulse pattern modulation part 2, DC voltages Vdc1 to VdcN are allocated so as to be symmetrical at every π/2 within one period of a fundamental wave having a pulse pattern. Further, as to N-th period from a first period of the fundamental wave, the DC voltages Vdc1 to VdcN are allocated in such a manner that a position in charge of the pulse pattern makes a round, and as to 2N-th period from (N+1)-th period of the fundamental wave, the DC voltages Vdc1 to VdcN are allocated in the order of the N-th period from the first period of the fundamental wave. A gate signal of a power converter 3 is output, based on the pulse pattern by which it is determined to allocate the DC voltages Vdc1 to VdcN at which this total sum makes a round in 2N periods of the fundamental wave.SELECTED DRAWING: Figure 6
Patent JP-2021172195-A (JP)
Title: Hand-over notification device
Inventor: SUZUKI TAKAHIRO
IPC: B60W40/04
Filed: 2020-04-23
Abstract: To issue a notification in an appropriate mode according to a peripheral situation.SOLUTION: A hand-over notification device 1 includes an event generation detection part 12 for detecting a hand-over event that is a factor of a handover to switch a vehicle 2 from automatic driving to manual driving, a driving support propriety determination part 13 for determining propriety of driving support control of the vehicle 2, and a notification control part 14 for issuing a notification concerning a handover. When the event generation detection part 12 detects the hand-over event, the notification control part 14 changes a mode of notification between a case in which the driving support propriety determination part 13 determines that the driving support control is possible and a case in which the driving support propriety determination part 13 determines the driving support control is impossible.SELECTED DRAWING: Figure 1
Patent JP-2020127039-A (JP)
Title: Electromagnetic wave absorption sheet
Inventor: HIROI TOSHIO
IPC: C08J7/044
Filed: 2020-04-23
Abstract: To provide an electromagnetic wave absorption sheet that can absorb electromagnetic waves having a high frequency in a millimeter wave band or higher, that is excellent in flexibility, and can be easily arranged in a desired portion.SOLUTION: An electromagnetic wave absorption sheet 1 having an electromagnetic wave absorption layer 1 including a magnetic iron oxide 1a which is an electromagnetic wave absorption material that magnetically resonates in a frequency band of a millimeter wave band or more, and a rubber binder 1b includes 2 to 50 parts of rubber binder to 100 parts of magnetic iron oxide, and the maximum elongation of elastic region in one direction in the plane of the electromagnetic wave absorption sheet is 20% to 200%.SELECTED DRAWING: Figure 1
Patent JP-2020128545-A (JP)
Title: Photosensitive adhesive composition and semiconductor device
Inventor: HASHIMOTO KAZUMI
IPC: G03F7/032
Filed: 2020-04-28
Abstract: To provide a photosensitive adhesive composition which is used as an adhesive layer bonding semiconductor elements, and thereby reduces occurrence of air bubbles (voids) on an interface between a semiconductor element and an adhesive layer or can remove the air bubbles, and as a result, can enhance adhesiveness (adhesion) between the semiconductor elements; and a semiconductor device that is provided with a laminate type semiconductor element bonding the semiconductor elements by a cured product of the photosensitive adhesive composition and has high reliability.SOLUTION: A photosensitive adhesive composition contains (A) an alkali-soluble resin, (B) a photoacid generator, (C) an epoxy compound and (D) a phenol compound having a melting point of 50-150°C.SELECTED DRAWING: None
Patent JP-2021176161-A (JP)
Title: Transfer method and transport management device
Inventor: TAKEHARA YUKI
IPC: H05K13/02
Filed: 2020-05-01
Abstract: To provide a transfer method capable of improving the efficiency of transportation work.SOLUTION: The transfer method to transfer a magazine 60 from an unloader 40a to a loader 30b includes the steps of: acquiring unloader information on the storage status of circuit boards 1 in the unloader 40a and loader information on the taking-out status of circuit boards 1 out of the loader 30b (step S1); and determining whether or not to transfer at least one magazine 60 each storing multiple circuit boards 1 from the unloader 40a to the loader 30b based on the unloader information and the loader information (step S2).SELECTED DRAWING: Figure 8
Patent JP-2021175890-A (JP)
Title: Engine device
Inventor: ICHIKAWA KOJI
IPC: F02D43/00
Filed: 2020-05-01
Abstract: To hold a state that ignition timing is retarded while stabilizing a rotation number of an engine at the warmup of a purification device, to smoothly finish the warmup when finishing the warmup of the purification device, and to suppress an abrupt change of the ignition timing.SOLUTION: Expansion stroke injection warmup is started with preset base ignition timing as ignition timing, when a rotation number of an engine is larger than a prescribed rotation number, the ignition timing is retarded, also when a rotation number of the engine is smaller than the prescribed rotation number, a correction value for advancing the ignition timing is added to the base ignition timing, and the ignition timing is calculated. Then, when finishing the expansion stroke injection warmup, the ignition timing is advanced at a first gradually-changing speed up until the ignition timing reaches finish determination ignition timing, and after the ignition timing reaches the finish determination ignition timing, the ignition timing is advanced at a second gradually-changing speed which is lower than the first gradually-changing speed up until the ignition timing reaches target ignition timing after a finish of the expansion stroke injection warmup.SELECTED DRAWING: Figure 2
Patent JP-2021178338-A (JP)
Title: Laser processing method
Inventor: KOBAYASHI MASAKAZU
IPC: B23K26/067
Filed: 2020-05-12
Abstract: To provide a laser processing method capable of suppressing decrease in bending strength in a semiconductor device.SOLUTION: A laser machining apparatus comprises: a laser beam irradiation unit including a laser oscillator for oscillating a laser beam, a condensing unit for condensing the laser beam, and a branching unit for branching the laser beam into at least two or more laser beams; a chuck table for holding a workpiece; and a machining-feeding unit for moving the chuck table and the laser beams relatively in a machining-feeding direction. A laser machining method using the laser machining apparatus sets a branch interval 36, a machining-feeding speed, and a frequency so as to establish L≠n×S where L is the branching interval 36 of the laser beams on a surface of the workpiece, S is a value (shot interval 37) obtained by dividing the machining-feeding speed of the machining-feeding unit by the frequency of the laser beam at the machining point, and n is an arbitrary integer.SELECTED DRAWING: Figure 5
Patent JP-2021178004-A (JP)
Title: Game machine
Inventor: YATSUGI YUZURU
IPC: A63F7/02
Filed: 2020-05-13
Abstract: To provide a game machine capable of checking an operation of an electric accessory.SOLUTION: A game machine includes lottery means for executing a lottery on winning, a plurality of electric accessories driven by an electric driving source, and electric accessory control means configured so as to control an operation of the electric accessory on the basis of a result of the lottery by the lottery means, and is configured so as to store a setting value on the probability of winning in the lottery by the lottery means. The game machine includes setting display means capable of displaying the setting value, setting check control means for controlling the game machine to a setting check state in which the setting value can be checked, and accessory check operation execution means for executing a check operation for checking an operation of the electric accessory, and is configured so as to start the setting check state when a predetermined starting condition is satisfied, and end the setting check state when a predetermined ending condition is satisfied. The accessory check operation execution means is configured so as to execute the check operation for at least part of the plurality of electric accessories at the same or almost the same timing during the setting check state.SELECTED DRAWING: Figure 114
Patent JP-2021181914-A (JP)
Title: Map display system and map display program
Inventor: UEDA KAZUYA
IPC: G01C21/26
Filed: 2020-05-19
Abstract: To provide a technique for reducing possibility of being difficult to distinguish between an elevated road and a road other than the elevated road.SOLUTION: A map display system includes: a current location acquisition section that acquires a current location of a vehicle; and a map display control section that displays a map as viewed in a traveling direction of the vehicle at a first depression angle from a first viewpoint existing above the current location on a display section by an overhead view when the current location is not on an elevated road, and displays a map as viewed in the traveling direction of the vehicle at a second depression angle from a second viewpoint existing at a position lower than the first viewpoint on the display section by the overhead view when the current location is on the elevated road.SELECTED DRAWING: Figure 1
Patent JP-2021182829-A (JP)
Title: Electric generator
Inventor: HATORI MAKOTO
IPC: H02K21/12
Filed: 2020-05-20
Abstract: To provide an electric generator capable of rotating a generator 6 having a fourth magnet 10 and moving the inside of a first coil 11 to generate electric energy and supplying electric energy to the outside in a low-speed rotation of a water turbine or a wind turbine.SOLUTION: A plurality of magnets including a fourth magnet 10 are inserted into a ring 4 to form a circular generator 6, the generator 6 is inserted into a plurality of coils including a first coil 11, a first magnet 3 attached to a rotating body 2 that rotates around a rotation axis is rotated and moved. The generator 6 having the fourth magnet 10 is rotated by the attractive or repulsive magnetic force of a first magnet 3 and passed through the first coil 11 and the plurality of coils to generate an induced current in the coils to generate electric power.SELECTED DRAWING: Figure 1
Patent JP-2021183069-A (JP)
Title: Vacuum cleaner
Inventor: ASAHI YOHEI
IPC: A47L9/02
Filed: 2020-05-22
Abstract: To provide a vacuum cleaner which can be used by being gripped by a user as a stick-type vacuum cleaner and which can reduce the burden on the user.SOLUTION: A vacuum cleaner 1 comprises: a suction port body 2; a cleaner body 3 which has at least a body part 4 incorporating an electric blower 6 and a gripping part 5; a rotary part 10 which connects the cleaner body 3 to the suction port body 2; advancement means which advances the suction port body 2; an obstacle detection sensor 18 which can detect an obstacle on the front side of the suction port body 2; and a control unit 9 which controls the advancement means in accordance with a detection result of the obstacle detection sensor 18. The advancement means advances the suction port body 2 in such a state that the cleaner body 3 is maintained in the self-standing attitude. The control unit 9 controls the advancement means such that the suction port body 2 is stopped, retracted or rotated when the obstacle is detected by the obstacle detection sensor 18 in a case where the suction port body 2 is advanced by the advancement means.SELECTED DRAWING: Figure 5
Patent JP-2021191055-A (JP)
Title: motor
Inventor: HONDA YOSHITAKA
IPC: H02K1/28
Filed: 2020-05-27
Abstract: To provide a motor capable of reducing noise generated during driving.SOLUTION: A motor has a stator, and a rotor yoke 20 shaped in a cylinder with a bottom so as to cover the stator, supported rotatably around a rotation axis C with respect to the stator, and having a centroid position located on the rotation axis C. A bottom part 22 of the rotor yoke 20 has a thinning hole 24 in which a plurality of layers is provided on a concentric circle with the rotation axis C as a center, and penetrating in a thickness direction of the bottom part 22, and a non-thinning part 25 adjacent to the thinning hole 24 in a circumferential direction of the rotor yoke 20.SELECTED DRAWING: Figure 4
Patent JP-2020140729-A (JP)
Title: Sensor and display device with sensor
Inventor: MIZUHASHI HIROSHI
IPC: G09G3/20
Filed: 2020-05-28
Abstract: To provide a sensor and a display device with a sensor with excellent detection accuracy.SOLUTION: A sensor SE includes a first control line C1, a first signal line S1, a first auxiliary wiring A1, a first detection electrode DE1, a first detection switch DS1a, and a first shield electrode SH1. The first detection switch DS1a is connected to the first detection electrode DE1, the first control line C1, and the first signal line S1. The first shield electrode SH1 is connected to the first auxiliary wiring A1. The first shield electrode SH1 is supposed on the first signal line S1 with an insulation film in between.SELECTED DRAWING: Figure 3
Patent JP-2021186490-A (JP)
Title: Game machine
Inventor: SUZUKI YUICHIRO
IPC: A63F5/04
Filed: 2020-06-04
Abstract: To propose a game machine that is in a configuration for adding an advantageous completion value for showing the number of games executable in an advantageous section on the basis of satisfaction of a predetermined advantageous condition and can suppress a decrease in the willingness to play a game even if the advantageous completion value reaches its upper limit by the addition.SOLUTION: While addition of an advantageous completion value is executed based on satisfaction of an advantageous condition before the advantageous completion value reaches its upper limit in an advantageous section, a particular profit differing from that of an addition is granted based on satisfaction of the advantageous condition when the advantageous completion value reaches its upper limit. By such a configuration, after the advantageous completion value reaches its upper limit in the advantageous section, a player's feeling for requesting the particular profit can be stimulated, thus suppressing a decrease in the willingness to play a game.SELECTED DRAWING: Figure 19
Patent JP-2021197388-A (JP)
Title: Light receiving device and method for manufacturing for the same, and distance measurement device
Inventor: ISOYA YUJI
IPC: H04N5/374
Filed: 2020-06-10
Abstract: To improve distance measurement accuracy by maintaining a balance of a transfer capability of each transfer transistor.SOLUTION: A light receiving device includes a pixel in a vicinity region of a second surface at a side opposite to a first surface which is a light incidence surface of the substrate. The pixel includes an embedded photodiode which has a charge storage layer of second conductivity type different from a first conductivity type of a photoelectric conversion region, at least two transfer transistors configured to transfer a charge stored in the photodiode, and at least one discharge transistor configured to discharge the charge stored in the photodiode. The second conductivity-type charge storage layer is disposed in a planar view to be surrounded by a gate and a sidewall of the transfer transistor, or the gate and the sidewall of the transfer transistor and a gate and a sidewall of the discharge transistor. The present technology can be applied to a distance measurement module and the like for measuring a distance to an object, for example.SELECTED DRAWING: Figure 6
Patent JP-2020201959-A (JP)
Title: Device update transmission using bloom filter
Inventor: NEIL LOCKETZ
IPC: G06F21/57
Filed: 2020-06-10
Abstract: To provide a system for securely updating computerized devices, an apparatus and a method.SOLUTION: A system includes a campaign management service and a network edge. The campaign management service detects a campaign initiation request indicating the number of devices to be updated, stores data corresponding to the devices to be updated, generates a bloom filter data structure comprising hash values based on the data for each of the devices to be updated, and transmits the bloom filter data structure to a network edge. The network edge uses the bloom filter data structure from the campaign management service to determine whether a device is to obtain a device update from the campaign management service, obtains the device update, transmits the device update to the device, and modifies the device when the device installs the device update.SELECTED DRAWING: Figure 1
Patent JP-2021197403-A (JP)
Title: Multilayer wiring board and manufacturing method of the same
Inventor: IMAYOSHI KOJI
IPC: H05K3/46
Filed: 2020-06-10
Abstract: To provide a wiring substrate and a manufacturing method of the same, which is resistant to warping of the substrate during heating and stress inside a wiring layer in a method where a multilayer wiring substrate 11 is formed on a support 1 and mounted on an FC-BGA substrate.SOLUTION: A multilayer wiring substrate 11 has two or more wiring layers consisting of a first insulating resin layer 31 and a second insulating resin layer 32. The first insulating resin layer 31 is a resin containing a filler. The second insulating resin layer 32 has a lower filler content than the first insulating resin 31. A seed adhesion layer 4 and a seed layer 5 are formed on the sides and bottom surfaces of trenches formed in the first insulating resin layer 31 and the second insulating resin layer 32.SELECTED DRAWING: Figure 12
Patent JP-2022003108-A (JP)
Title: Evaluation method of aqueous pigment ink
Inventor: KAWARADA YUKIHIKO
IPC: C09D11/322
Filed: 2020-06-23
Abstract: To provide a method for evaluating dischargeability of ink, more simply and in a shorter time than hitherto.SOLUTION: In a method, a T2 relaxation time of aqueous pigment ink is determined by pulse NMR measurement, a relaxation time (T2S) of a short time component and a relaxation time (T2 L) of a long time component are determined from the T2 relaxation time, then, [(relaxation time (T2S) of the short time component)]/[(relaxation time (T2 L) of the long time component)] is calculated, and the performance of the aqueous pigment ink is evaluated based on the value of [(relaxation time (T2S) of the short time component)]/[(relaxation time (T2 L) of the long time component)].SELECTED DRAWING: None
Patent JP-2020170713-A (JP)
Title: Pair of connectors with opening/closing shutter
Inventor: YAMAGISHI HIROYUKI
IPC: H01R13/52
Filed: 2020-06-23
Abstract: To provide a pair of connectors with opening/closing shutters, in which opening/closing shutters can be provided to both connectors and the opening/closing actions of both shutters can be performed using an insertion force, reliably and with a simple structure.SOLUTION: A pair 1 of connectors comprises: a first connector 10 that has a first case member; and a second connector 40 that has a second case member. The first connector 10 has a double door-style first shutter that is constituted by a pair of first plate-shaped members 20a, 20b, is positioned at a tip section of a first opening in the first case member, and is structured so as to rotate inward toward the interior of the first case member, thereby opening the first opening. The second connector 40 has a double door-style second shutter that is constituted by a pair of second plate-shaped members 50a, 50b, is positioned at a tip section of a second opening in the second case member, and is structured so as to rotate outward toward the exterior of the second case member, thereby opening the second opening.SELECTED DRAWING: Figure 1