baber/WOPTO huggingface dataset:
Patent JP-2020056988-A (JP)
Title: Optical laminate, polarizing plate composite, and image display device
Inventor: FUJITA SEIDAI
IPC: H01L51/50
Filed: 2019-05-15
Abstract: To provide an optical laminate including an adhesive layer having excellent adhesiveness, and capable of suppressing generation of wrinkles in a bent portion even when bent.SOLUTION: The optical laminate includes a first optical layer, a first adhesive layer comprising a cured active energy ray-curable adhesive, and a second optical layer, in the described order. The first optical layer is a liquid crystal layer having a surface on the first adhesive layer side that comprises a liquid crystal compound. The active energy ray-curable adhesive includes a curable component and a cationic polymerization initiator. The curable component includes 10 to 90 pts.mass of a polyfunctional aromatic epoxy compound having a viscosity of 30 Pa s or less at 25°C, with respect to the total amount of the component set to 100 pts.mass, and may include an alicyclic epoxy compound or a monofunctional epoxy compound. The content of the aliphatic epoxy compound is less than 25 pts.mass, and the content of the monofunctional epoxy compound is less than 20 pts.mass. The first adhesive layer has a refractive index of 1.53 or more at a wavelength of 589 nm.SELECTED DRAWING: Figure 1
Patent JP-2020187939-A (JP)
Title: Redox flow battery system and operating method thereof
Inventor: YAMAGUCHI HIDEYUKI
IPC: H01M8/18
Filed: 2019-05-15
Abstract: To provide a redox flow battery system which can suppress the worsening of battery characteristics which would be caused by the movement of active material ions, and a method for operating a redox flow battery.SOLUTION: A redox flow battery system comprises: a redox flow battery including a positive electrode cell and a negative electrode cell; a first operation unit which calculates a quantity of active material ions having moved from one of the positive and negative electrode cells to the other by using a state of charge of a positive electrode electrolyte solution, and a state of charge of a negative electrode electrolyte solution; and a mixing unit which mixes the positive electrode electrolyte solution and the negative electrode electrolyte solution on the basis of the quantity of active material ions having moved from one of the positive and negative electrode cells to the other if the quantity of such active material ions is a predetermined value or larger.SELECTED DRAWING: Figure 1
Patent JP-2020185778-A (JP)
Title: Liquid discharge head and liquid discharge device
Inventor: IOKA KUMIKO
IPC: B41J2/01
Filed: 2019-05-17
Abstract: To provide a liquid discharge head and a liquid discharge device that can uniformly heat liquid in a liquid discharge part.SOLUTION: The liquid discharge head according to one embodiment comprises a liquid discharge part, an inflow pipe part, an outflow pipe part and a cooler. The liquid discharge part includes a first common chamber, an actuator defining a plurality of pressure chambers connected to the first common chamber, and a second common chamber connected to the plurality of pressure chambers. The inflow pipe part supplies the first common chamber with liquid. The outflow pipe part discharges liquid from the second common chamber. The cooler includes a cooling plate that contacts a section of an outer surface of the second common chamber including a position farthest in a flowing direction of the liquid from the inflow pipe part of the liquid discharge part or a section of an outer surface of the outflow pipe part, and a cooling passage, provided in the cooling plate, through which cooling water passes.SELECTED DRAWING: Figure 3
Patent JP-2020026264-A (JP)
Title: Pneumatic tire
Inventor: SHIZUKU TAKAHISA
IPC: B60C15/04
Filed: 2019-05-22
Abstract: To provide a pneumatic tire with a reduced weight that achieves weight reduction while ensuring performances such as strength with respect to a bead core, since there is recently demand for tires with reduced fuel consumption from the standpoint of reduced impact on the environment, and further weight reduction of tires.SOLUTION: A pneumatic tire 10 is provided with a bead core 2. The bead core 2 is configured from helical cords made by twisting 2 to 15 steel filaments containing more than 0.75 mass% carbon.SELECTED DRAWING: Figure 1
Patent JP-2020183747-A (JP)
Title: Four-cycle rotary engine
Inventor: NAGATA SUMIYUKI
IPC: F02B53/00
Filed: 2019-04-30
Abstract: To provide a rotary engine which is smooth in rotation, compact in a size, and can supply power without using a special processing technology or a special raw material by enhancing the combustion efficiency of the internal combustion engine.SOLUTION: In a four-cycle rotary engine, an intake valve, an exhaust valve, an intake port, an exhaust port and an ignition plug are arranged in a casing whose inside is formed into a substantially-triangle shape and a substantially-square cylindrical shape with a drive shaft as a center. Power is transmitted to a sub-gear from a main gear which firmly adheres to the drive shaft, and the intake valve and the exhaust valve are opened and closed by a cam mechanism which firmly adheres to the sub-gear. Also, the four-cycle rotary engine is of a capacity type in which a substantially-bow type cylindrical piston and a substantially-triangle rotary piston are interlocked with a planetary gear which firmly adheres to the rotor piston from a fixed gear arranged at a casing side face with an eccentric shaft which firmly adheres to the drive shaft as a center, and the rotor piston which rotates together with the rotation of the drive shaft is accommodated in the casing. There is disclosed the rotary engine which is smooth in rotation, compact in a size, and can supply power without using a special processing technology and a special raw material by enhancing the combustion efficiency of the internal combustion engine.SELECTED DRAWING: Figure 1
Patent JP-2020192550-A (JP)
Title: Laser processing device
Inventor: NAKAMOTO HIROMI
IPC: H01L21/301
Filed: 2019-05-27
Abstract: To provide a laser processing device that can improve productivity since it can maintain accuracy even when a device rocks and can perform laser processing even in a rocking state.SOLUTION: A laser processing device includes an optical system for irradiating a mask with a line-shaped processing laser beam and scanning the mask with a scanning mechanism, a projection optical system for irradiating a workpiece with a processing laser beam via the mask, a workpiece placing table on which the workpiece is placed and which moves the workpiece in an x-y direction, a supporter on which the illumination optical system, a mask supporting part, the projection optical system and the workpiece placing table are fixed so to be displaced integrally, and a vibration restraining device for restraining vibration of the supporter.SELECTED DRAWING: Figure 2
Patent JP-2020192563-A (JP)
Title: Solder paste and flux for solder paste
Inventor: KAWASAKI HIROYOSHI
IPC: C22C13/00
Filed: 2019-05-27
Abstract: To provide a solder paste which prevents changes with time, is excellent in wettability, has high mechanical characteristics, has good solder wet spreadability, and suppresses occurrence of dewetting.SOLUTION: A solder paste contains specific solder powder and a flux. The solder powder contains a solder alloy that has an alloy composition of at least one of 25-300 mass% ppm As, more than 0 mass ppm and 5,100 mass ppm or less Pb, more than 0 mass ppm and 3,000 mass ppm or less Sb, and more than 0 mass ppm and 10,000 mass ppm or less Bi, and the balance Sn, and satisfies Expression (1): 275≤2As+Sb+Bi+Pb and Expression (2): 0.01≤(2As+Sb)/(Bi+Pb)≤10.00. The flux contains an organic acid selected from a dimer acid, a hydrogenated dimer acid, a trimer acid and a hydrogenated trimer acid.SELECTED DRAWING: None
Patent JP-2020198524-A (JP)
Title: Semiconductor device
Inventor: KUBO TERUKUNI
IPC: H03M1/12
Filed: 2019-05-31
Abstract: To provide a technique capable of reducing a conversion error of an analog-digital conversion circuit.SOLUTION: An analog-digital conversion circuit ADC comprises: analog input terminals AN00 to AN53; amplifier circuits AMP0 to AMP3 including input and output terminals; a sample-and-hold circuit SH including input and output terminals; analog input switches SW0 to SW23 connected between the analog input terminals and the input terminals of the amplifier circuits; control switches CSW0 to CSW3 connected between the output terminals of the amplifier circuits and the input terminals of the sample-and-hold circuit; a comparison circuit CMP connected to the output terminals of the sample-and-hold circuit; an analog-digital converter SAR/DAC connected to the comparison circuit; a control circuit CNT; and a signal conversion circuit SWCNV for converting the first control signals SSW0 to SSW23 output from the control circuit to second control signals ASW0 to ASW23, respectively.SELECTED DRAWING: Figure 4
Patent JP-2020195970-A (JP)
Title: Method of purifying contaminated soil
Inventor: YOKOYAMA KEIICHI
IPC: B09C1/08
Filed: 2019-06-04
Abstract: To provide a method of purifying contaminated soil that can efficiently purify contaminated soil on the spot, the contaminated soil being contaminated with oils of low to high carbon content, such as gasoline, heavy oil, and insulation oil.SOLUTION: A method of purifying contaminated soil has a mixture step for adding liquid to the contaminated soil which is contaminated with a hydrocarbon compound and mixing the contaminated soil with the liquid; a liquid removal step for removing the liquid from the contaminated soil; and an oxidative decomposition step for oxidatively decomposing the hydrocarbon compound in the contaminated soil.SELECTED DRAWING: None
Patent JP-2019167548-A (JP)
Title: Fluorinated polymer dots
Inventor: DANIEL CHIU
IPC: G01N33/53
Filed: 2019-06-06
Abstract: To provide methods and compositions for identifying an analyte in a sample using fluorinated semiconducting polymer dots.SOLUTION: Described herein are methods and compositions for identifying an analyte in a sample using fluorinated semiconducting polymer dots. The composition may comprise a fluorinated semiconducting polymer dot, where less than 50% of the total mass of the fluorinated semiconducting polymer dot is fluorine. The method may be used for identifying an analyte in a sample, and further comprises; a) contacting the analyte with a fluorinated polymer dot, and b) detecting the polymer dot by irradiating the sample with a source of radiation. In some cases, the composition may comprise a fluorinated polymer dot, where the fluorine content of the fluorinated polymer dot is less than 50% of the total mass of the fluorinated polymer dot.SELECTED DRAWING: None
Patent JP-2020199820-A (JP)
Title: Pneumatic tire
Inventor: ISHIHARA NOBUYUKI
IPC: B60C11/13
Filed: 2019-06-07
Abstract: To provide a pneumatic tire which further improves on-ice/snow performance and suppresses breakage of a block and bottom cracking of a groove bottom of a sipe.SOLUTION: In a pneumatic tire in which inside land parts (12A and 12B) inside an outermost side circumferential groove (11o) of a tread 7 are divided into two lines of division land parts (12p and 12q) by a circumferential narrow groove (13), and blocks (15P and 15Q) divided by width direction grooves (14) of the division land parts (12p and 12q) are deviated from each other in a tire circumferential direction and are positioned in a zigzag form, two outside width direction sipes (16a and 16z) among at least three width direction sipes concentrated at a central part in the tire circumferential direction of the blocks (15P and 15Q) are opened on both of side faces in the tire width direction of the blocks (15P and 15Q), and both ends of an inside width direction sipe (16m) between the two outside width direction sipes (16a and 16z) are within the blocks (15P and 15Q).SELECTED DRAWING: Figure 2
Patent JP-2019167378-A (JP)
Title: Therapeutic delivery vesicles
Inventor: SAMIR EL ANDALOUSSI
IPC: F01C21/10
Filed: 2019-06-11
Abstract: To provide extracellular vesicles as delivery or administration vehicles for biopharmaceuticals, such as polypeptide-based biologics.SOLUTION: The invention provides a population of purified extracellular vesicles (EVs) substantially free of vesicle aggregates. In the population of purified EVs, the presence of vesicle aggregates may be evaluated with fluorescence and/or electron microscopy. The EVs may be purified with a combination of a filtration process and a liquid chromatography (LC) process, where (i) the filtration process comprises ultrafiltration, spin filtration or tangential flow filtration, and/or (ii) the LC process comprises size exclusion LC.SELECTED DRAWING: Figure 1
Patent JP-2020199173-A (JP)
Title: Game machine
Inventor: KURATA TAKESHI
IPC: A63F7/02
Filed: 2019-06-12
Abstract: To provide a game machine capable of increasing an interest in a game.SOLUTION: When a privilege game ends with information stored in storage means, a specific game that starts dynamic display of identification information for indicating a new discrimination result is executed by specific game execution means after the lapse of a specific period, and a privilege performance is executed by privilege performance execution means at least during the period in which the privilege game is being executed. Since the specific game execution means can execute the specific game during the period in which the privilege performance is executed by the privilege performance execution means, it is possible to provide a game machine capable of increasing an interest in a game.SELECTED DRAWING: Figure 1
Patent JP-2020200732-A (JP)
Title: PC arch artificial ground for huge tsunami and its construction method
Inventor: KUROSAWA RYOHEI
IPC: E02D27/32
Filed: 2019-06-13
Abstract: To provide an artificial ground that is safe against a huge tsunami.SOLUTION: There is provided a PC arch artificial ground in which a composite column 2 in which four PC column members 2a having a square cross section are arranged in a quadrangle at intervals is erected on a foundation 1 with a huge span. A double beam in which two PC beam members 3a and 3a are arranged side by side at intervals to form a space is bridged between the PC column members 2a constituting the composite column 2. A cast-in-place concrete arch wall 40 is provided in the space of the composite column 2 and the space of the double beam. The composite column 2 and the double beam are integrated.SELECTED DRAWING: Figure 1
Patent JP-2019215081-A (JP)
Title: Transmission assembly
Inventor: INGO SCHULZ
IPC: B25J11/00
Filed: 2019-06-13
Abstract: To provide a transmission assembly.SOLUTION: A disclosed transmission assembly (1) includes: a sun gear (2) including gear teeth (34) of an outer set; a planetary carrier (4) disposed around the sun gear (2); an annular gear (6) including gear teeth (38) of an inner set and disposed around the planetary carrier (4), the sun gear (2), and at least one double planetary gear (8). The at least one double planetary gear (8) is attached to the planetary carrier (4). The double planetary gear (8) includes a gear teeth (32) of a first set and a gear teeth (36) of a second set. The gear teeth (34) of the outer set of the sun gear (2) engage with the gear teeth (32) of the first set, and the gear teeth (36) of the second set engage with the gear teeth (38) of the inner set of the annular gear (6).SELECTED DRAWING: Figure 1
Patent JP-2020202953-A (JP)
Title: Game machine
Inventor: OGURA TOSHIO
IPC: A63F7/02
Filed: 2019-06-17
Abstract: To provide a game machine which can improve the amusement in a special state.SOLUTION: When the game state is controlled to a high probability/second KT state, a game machine determinately stops a specific pattern 18TM050 on a pattern display area 5C in a case where the performance mode is the cloudy mode when the variable display result of the second special pattern becomes "small winning", determinately stops the combination of ornament patterns having the order of odd number patterns in pattern display areas 5L, 5C, 5R in the case where the performance mode is the rainy mode, and determinately stops the combination of the ornament patterns overlapped with an effect image 18TM060 in the pattern display areas 5L, 5C, 5R in the case where the performance mode is the typhoon mode.SELECTED DRAWING: Figure 11-3
Patent JP-2021002124-A (JP)
Title: Invoice issuance management control device and invoice issuance management control program
Inventor: MATSUMOTO KATSUYA
IPC: G06Q50/06
Filed: 2019-06-20
Abstract: To reduce a burden on a person in charge of business execution by automatically determining a billing destination according to conditions related to the business, in relation to the business performed.SOLUTION: A person in charge of business execution who has performed the business at the site needs to prepare an invoice for the business and determine a charge billing destination. The charge billing destination varies depending on various conditions. Therefore, the person in charge of business execution notifies a customer-supporting terminal device to instruct creation of the invoice. The customer-supporting terminal device acquires condition information related to the business, automatically determines the charge billing destination for each work item of business information based on the condition information, creates the invoice to notify the customer, and outputs it to a communication terminal device carried by the person in charge of business execution. Accordingly, a burden on the person in charge of business execution at the site can be reduced. In addition, completion of business execution can be authorized by a response to the notification of the invoice from the customer (for example, input of an electronic signature).SELECTED DRAWING: Figure 1
Patent JP-2021002951-A (JP)
Title: Switching power-supply device
Inventor: YAMAGAMI MASAHIRO
IPC: H02M3/28
Filed: 2019-06-24
Abstract: To suppress the generation of overvoltage when a converter is restarted without the need for a dedicated discharge circuit.SOLUTION: A switching power-supply device 100 includes a first converter 101, a second converter 102, a backup control circuit 8, and a control unit 9. The control unit 9 outputs a second signal S2 that drives the second converter 102 based on a first signal S1 from the outside, and outputs a third signal S3 that drives the backup control circuit 8 when the output voltage of the first converter 101 disappears or drops. The output of the second signal S2 is prohibited even if the first signal S1 is input again due to the restart of the second converter 102, and the backup control circuit 8 is put into operation by the output of the third signal S3 for a certain period of time from the time when the input of the first signal S1 is lost. Therefore, by the time a certain period of time elapses, the electric charge of a capacitor provided in a rectifier circuit 22 is discharged via the backup control circuit 8.SELECTED DRAWING: Figure 1
Patent JP-2021004673-A (JP)
Title: Lng facility
Inventor: KIMOTO MAKOTO
IPC: F17C13/00
Filed: 2019-06-27
Abstract: To provide an LNG facility enabling stable supply of LNG even when one system of power supply systems is stopped.SOLUTION: An LNG facility 10 includes a plurality of LNG tanks 1-6 storing LNG. In the LNG facility 10, the LNG tanks 1-6 include LNG pumps 1A-6A connected to an A system, LNG pumps 1B-6B connected to a B system and LNG pumps 1C-6C connected to a C system, respectively. When any one of the A system, B system and C system is stopped, at least one of the LNG pumps 1A-6A, LNG pumps 1B-6B and LNG pumps 1C-6C is driven in the power supply system that is not stopped.SELECTED DRAWING: Figure 2
Patent JP-2021005689-A (JP)
Title: Semiconductor module
Inventor: SAWADA KENICHI
IPC: H01L25/18
Filed: 2019-06-27
Abstract: To provide a semiconductor module capable of reducing the size of the semiconductor module to which a control board is attached.SOLUTION: A semiconductor module 110, to which a control board 180 can be connected, includes: a first semiconductor chip 60; a case 120 having the first semiconductor chip 60 disposed on a bottom surface thereof and a trench 130 on a side wall contiguous to the bottom surface for inserting a part of the control board 180; and a first signal terminal 141 which is provided at the trench 130, connected to the first semiconductor chip 60 and can be connected to the control board 180.SELECTED DRAWING: Figure 6
Patent JP-2020016334-A (JP)
Title: Latch device
Inventor: CHEN CHAO JUNG
IPC: F16B2/24
Filed: 2019-06-28
Abstract: To provide a latch device comprising an elastic member and a rigid member.SOLUTION: An elastic member is manufactured of a first material, and includes a distal end, a proximal end, and a concave part located between the distal end and the proximal end. The distal end includes an insertion plate, and the proximal end includes a flange member arranged so as to fix the elastic member to a lid body of a housing. A rigid member is manufactured of a second material, and connected to the insertion plate. The rigid member includes a receiving member arranged so as to be in contact with a fixing member of the housing. A pressing region is formed in the elastic member or the rigid member located between the concave part and the receiving part, and elasticity of the first material is larger than elasticity of the second material.SELECTED DRAWING: Figure 2
Patent JP-2019182422-A (JP)
Title: Wind noise reduction structure for vehicle
Inventor: WATANABE NAOTO
IPC: B62D25/16
Filed: 2019-07-02
Abstract: To provide a wind noise reduction structure for a vehicle capable of reducing the wind noise by suppressing confluence of air flows communicating through a cullis space of a cowl panel with regard to air streams around front pillars.SOLUTION: A wind noise reduction structure for a vehicle comprises air stream discharge ducts 41 each of which is disposed at each side end of a cowl panel 20, each of which is continued to a cullis space 22, and each of which has an air stream discharge hole 31 on a side surface of a front fender 2, wherein the air stream discharge ducts 41 is provided with a cross-sectional area changed part 41c having a gradually decreasing cross-sectional area in a flow path of the air stream discharge ducts 41. Thereby, a flow rate of air flowing in a width direction through the cullis space 22 of the cowl panel 20 can be increased while the air flows in the air stream discharge ducts 41, so that the air can be discharged while reaching positions laterally far away from the side surfaces of the front fenders 2.SELECTED DRAWING: Figure 5
Patent JP-2021012313-A (JP)
Title: Image forming apparatus and sheet ejection device
Inventor: MORITA KENJI
IPC: G03G15/00
Filed: 2019-07-08
Abstract: To reduce a failure in loading ejected sheets while maintaining productivity as much as possible.SOLUTION: When an environmental humidity detected by detection means (134) is a first humidity, the driving speed of ejection means (173) when a rear end of a sheet in an ejection direction is ejected from the ejection means is set as a first speed. When the basis weight of the sheet is a first basis weight, the driving speed of ejection means when the rear end of the sheet is ejected from the ejection means is set as the first speed. When the environmental humidity is a second humidity lower than the first humidity and the basis weight of the sheet is a second basis weight smaller than the first basis weight, the driving speed of ejection means when the rear end of the sheet is ejected from the ejection means is set as a second speed slower than the first speed.SELECTED DRAWING: Figure 2