baber/WOPTO huggingface dataset:
Patent JP-2020202660-A (JP)
Title: Power conversion device
Inventor: MUTO KUNIHIRO
IPC: H02M7/48
Filed: 2019-06-10
Abstract: To eliminate the phase shift of an output voltage due to the phase shift control in a power conversion device.SOLUTION: In a power conversion device according to the present invention that converts a DC voltage into an AC voltage by controlling the phase shift of a switching element of a full-bridge inverter, instead of the conventional method of phase-shifting only one of first and second legs of the full-bridge inverter, both legs are phase-shifted in opposite directions, and the overlap angle at which the switching elements of the first and second legs are turned on at the same time is controlled. The phases of the first leg and the second leg are shifted in opposite directions, and therefore, fluctuations in the central phase of the overlap angle are suppressed.SELECTED DRAWING: Figure 1
Patent JP-2020201194-A (JP)
Title: Exhalation analyzer
Inventor: SAWASAKA SHUNSUKE
IPC: G01N33/497
Filed: 2019-06-12
Abstract: To provide an exhalation analyzer capable of removing or preventing dew condensation in an exhalation flow passage.SOLUTION: An exhalation analyzer comprises: an exhalation flow passage that includes an exhalation inlet at one end and an exhalation outlet at the other end; an exhalation introduction hole that is provided in the middle of the exhalation flow passage; a gas sensor that is installed in the exhalation introduction hole, and detects a predetermined gas component in the exhalation; a ventilation hole that is provided in the middle of the exhalation flow passage and on the exhalation outlet side with respect to the exhalation introduction hole; and a blower that is installed in the ventilation hole, and sends outside air toward the exhalation inlet or creates a negative pressure in the exhalation flow passage through the ventilation hole.SELECTED DRAWING: Figure 1
Patent JP-2020205474-A (JP)
Title: Device management system and authentication method
Inventor: KATAOKA TARO
IPC: G06F21/44
Filed: 2019-06-14
Abstract: To provide a device management system and an authentication method that can reduce the cost of authentication work.SOLUTION: A device management system 1 includes a management device 3 that remotely manages device information 10 related to a device 2, and an information communication device 4. The information communication device 4 is connected to the device 2 to acquire the device information 10, and transmits the device information 10 to the management device 3 by communicating with the management device 3 via a communication network NA. The management device 3 makes authentication determination of the information communication device 4 in a state in which the management device 3 and the information communication device 4 are connected via a closed network NC, and on the basis of the completion of the authentication of the information communication device 4, a device certificate 13 including the authentication of the information communication device 4 and the encryption information for encrypting the information to be transmitted by the information communication device 4 to the management device 3 is transmitted to the information communication device 4.SELECTED DRAWING: Figure 1
Patent JP-2020205128-A (JP)
Title: Magnetic disk device and control method of servo write
Inventor: SUDO DAISUKE
IPC: G11B21/10
Filed: 2019-06-14
Abstract: To provide a magnetic disk device and a control method of a servo write that can improve access performance.SOLUTION: A magnetic disk device 1 comprises: a magnetic disk DK; a head HD; and a system controller 130 that adjusts first timing to write a second servo sector after a first servo sector so that a first servo interval between the first and second sectors in a second route corresponds to a first interval between the first and second servo sectors in a first route, and adjusts second timing to write a third servo sector after the second servo sector so that a second servo interval between the second and third servo sectors in the second route corresponds to a second interval between the second and third servo sectors in the first route, when writing the first servo sector, the second servo sector, and thea third servo sector in this order according to the second route changing and extending with respect to the first route.SELECTED DRAWING: Figure 1
Patent JP-2020205340-A (JP)
Title: Semiconductor device, and manufacturing method of semiconductor device
Inventor: OKANO AYUMI
IPC: H01L23/36
Filed: 2019-06-17
Abstract: To provide a reliable semiconductor device and a manufacturing method of the semiconductor device.SOLUTION: The semiconductor device includes: a substrate; a plurality of semiconductor devices mounted on a first surface of the substrate; a heat spreader connected to a second side opposite to the first side connected to the substrate of the plurality of semiconductor devices; an underfill provided to a gap between the substrate and the plurality of semiconductor device; and a thermal conductivity resin provided between the heat spreader and the underfill.SELECTED DRAWING: Figure 3
Patent JP-2021001929-A (JP)
Title: Light control sheet driving device, light control apparatus, driving method of light control sheet and driving program of light control sheet
Inventor: AOKI KENJI
IPC: G02F1/13
Filed: 2019-06-20
Abstract: To provide a light control sheet driving device which can save the power consumption while suppressing a flicker, and provide a light control apparatus, a driving method of the light control sheet and a driving program of the light control sheet.SOLUTION: A light control sheet driving device comprises: a voltage generation part which generates voltage to be applied to liquid crystal molecules in a light control sheet 10 and generates high voltage for making the light transmittance of the light control sheet 10 reach a target value before a critical fusion period and generates low voltage lower than the high voltage; and a timing control part 26 which performs the polarity inversion of the voltage applied to the liquid crystal molecules, includes the application period of the high voltage and the application period of the low voltage in the single same polarity period in this order, repeats the polarity inversion at a constant frequency and keeps the orientation state changed with the application of the high voltage with the application of the low voltage in the single same polarity period.SELECTED DRAWING: Figure 1
Patent JP-2021002932-A (JP)
Title: Power generating system, power conditioner and inverse load flow prevention method thereof
Inventor: IMAI KYOSUKE
IPC: H02J3/38
Filed: 2019-06-21
Abstract: To suppress frequencies of opening and closing operations of a contact in a circuit breaker in a PCS due to an operation of a reverse power relay while preventing inverse load flow of generated power of the PCS.SOLUTION: A power generating system comprises: a dispersion type power source 16; a PCS 20 having a power conversion unit 22, a circuit breaker 23 which connects/blocks between the power conversion unit 22 and a power system 6, and a control unit 30; and a reverse power relay 13 which disconnects the PCS 20 from the power system 6 when reverse power of inverse load flow from the PCS 20 to the power system 6 is detected. The control unit 30 determines whether or not the reverse power relay 13 detects the reverse power in a retrieval mode, and further restarts the power conversion unit 22 by a low power operation for predetermined time in a low power mode.SELECTED DRAWING: Figure 1
Patent JP-2021000352-A (JP)
Title: Cleaning tool
Inventor: SAKURAI YUSUKE
IPC: A47L13/254
Filed: 2019-06-24
Abstract: To provide a cleaning tool comprising a tooth part having proper holding force against a cleaning cloth.SOLUTION: A cleaning tool is configured such that, on an upper plate 1d inside a top surface plate 1a and a lower plate 1e inside a bottom surface plate 1b, of a head part 1, a pair of flexible tooth parts 1k are provided, respectively, at a distance. The pair of tooth parts 1k comprise a first trapezoidal tooth 1l protruding from the upper plate 1d, and a second trapezoidal tooth 1m protruding from the lower plate 1e, and the tooth parts are formed into a trapezoidal plate shape whose width gradually decreases as advancing to a tip end. The first trapezoidal tooth 1l directed to the lower plate 1e and the second trapezoidal tooth 1m directed to the upper plate 1d have a height at which the tooth does not reach the mating lower plate 1e or mating upper plate 1d and the tooth parts are inclined inward. A cleaning sheet S is arranged on the bottom surface plate 1b side of the head part 1, and edge side parts of the cleaning sheet S are pushed to four pairs of tooth parts 1k on both sides of the head part 1 for engaging the cleaning sheet.SELECTED DRAWING: Figure 6
Patent JP-2021004463-A (JP)
Title: Gable side preceding handrail in temporary scaffold
Inventor: SUZUKI MASASHI
IPC: E04G5/14
Filed: 2019-06-25
Abstract: To provide a gable side preceding handrail in a wedge-binding type temporary scaffold.SOLUTION: On the gable side of a wedge-binding type temporary scaffold constructed by binding a horizontal member (3) to reference wedge receiving means (2P) of a pair of supports (1, 1), a pair of diagonal members (8) (8) crossing each other at a lower part by being rotatably and pivotally connected to both end parts of a horizontal member in a gable side preceding handrail are provided with a long rod (9) extending between upper wedge receiving means (2U) positioned above the reference wedge receiving means and lower wedge receiving means (2D) positioned below the reference wedge receiving means. In a state in which locking means (10) at an upper end part of the long rod is locked to the upper wedge receiving means (2U) and wedge fastening means (11) at a lower end part is bound to the lower wedge receiving means (2D), a bypass part (17) displaced toward the outside of the horizontal member is formed in a bent manner at a crossing part crossing the horizontal member (3). A pair of long rods (9) (9) constitute a reinforcing brace structure (18) that connects the centers of the pair of supports.SELECTED DRAWING: Figure 3
Patent JP-2021005247-A (JP)
Title: Bill processing device
Inventor: OTSUKA YUJI
IPC: G07D11/14
Filed: 2019-06-26
Abstract: To provide a bill processing device that enables a bill to be dispensed to be easily received.SOLUTION: Provided is a bill processing device 1 including: a bill dispensing port 12 having a width wider than the width in the shorter side direction of a bill, through which a bill is dispensed in a first state; and a stopper 15 provided in the bill dispensing port 12, and formed to have a width narrower than the width in the shorter side direction of a bill, the bill to be dispensed through the bill dispensing port 12 coming into contact with the stopper. The device includes a recess 14 formed under the bill dispensed through the bill dispensing port 12.SELECTED DRAWING: Figure 1
Patent JP-2021004856-A (JP)
Title: Spectroscopic analysis device and spectroscopic analysis method
Inventor: FUJII HIDEJI
IPC: G01N21/3577
Filed: 2019-06-27
Abstract: To appropriately analyze a solid component in a solution, while suppressing decline in analysis accuracy of a radioactive substance in the solution.SOLUTION: A spectroscopic analysis device comprises: a light source unit that irradiates a solution X containing a radioactive substance and a solid matter other than the radioactive substance with light; a detection unit that detects the light transmitting the solution; and a computation unit 15. The computation unit 15 includes: an absorbance spectrum calculation unit 32 that calculates an absorbance spectrum of the solution from the light the detection unit detects; a baseline calculation unit 34 that calculates a baseline from the absorbance spectrum; a radioactive analysis unit 36 that calculates density of the radioactive substance on the basis of a modified spectrum obtained by subtracting the baseline from the absorbance spectrum; and a solid matter analysis unit 38 that calculates an amount of the solid matter on the basis of the baseline.SELECTED DRAWING: Figure 3
Patent JP-2021007140-A (JP)
Title: Heating apparatus
Inventor: ONODA MASATOSHI
IPC: H01L21/265
Filed: 2019-06-28
Abstract: To suppress a terminal portion 33 from being heated by light of a heating wire 32 while inserting a heater 30 into a vacuum chamber.SOLUTION: A heating apparatus that heats a substrate W includes a vacuum chamber S2 that houses the substrate W, and a heater 30 inserted inside the vacuum chamber S2, and the heater 30 includes a tubular body 31 provided through a wall portion of the vacuum chamber S2 in which the substrate W is arranged, a heating wire 32 housed inside the tubular body 31 and at least partly arranged in the vacuum chamber S2, and a terminal portion 33 to which the heating wire 32 is connected, and the terminal portion 33 is arranged outside the vacuum chamber S2.SELECTED DRAWING: Figure 3
Patent JP-2021009490-A (JP)
Title: Data processing system and storage device
Inventor: USUI KAZUHIKO
IPC: G06F13/10
Filed: 2019-06-28
Abstract: To provide a data processing system for efficiently reducing data capacity and a storage device thereof.SOLUTION: A storage system includes a client storage device 1 and a central management storage device 2. The client storage device 1 includes following units. A duplication inquiry unit 104 receives a write command and requests the central management storage device 2 to determine duplication of write data on the basis of a hush value calculated from write data. When receiving a non-duplication notification from the central management storage device 2, a command processing unit 105 provides write data to the central management storage device 2 and stores the hash value to the storage unit 106.SELECTED DRAWING: Figure 3
Patent JP-2020150246-A (JP)
Title: Embedded component package structure, embedded type panel substrate, and manufacturing method thereof
Inventor: LIAO YU-JU
IPC: H01L23/31
Filed: 2019-07-03
Abstract: To provide an embedded component package structure including a circuit substrate which suppresses warpage of the substrate, an embedded component, and a stress compensation layer.SOLUTION: In an embedded component package structure 100, a circuit substrate 110 includes a core layer 111 and an asymmetric circuit structure. The core layer has first thickness T2. An embedded component 120 is disposed in the core layer. A stress compensation layer 130 is disposed on one side of the core layer. By setting thickness of the stress compensation layer to second thickness T1 of 4 μm or more and 351 μm or less, stress balance of the panel substrate is achieved, and warpage can be suppressed.SELECTED DRAWING: Figure 3A
Patent JP-2021012920-A (JP)
Title: Inductor component
Inventor: NOYA SUNAO
IPC: H01F17/04
Filed: 2019-07-04
Abstract: To provide an inductor component that is suitable for use in a specific low frequency region and can reduce the influence on use in a high frequency region.SOLUTION: An inductor component includes a columnar shaft, a core including a pair of support portions at both ends of the shaft, a terminal electrode provided on each of the pair of support portions, and a wire wound around the shaft and having both ends connected to the terminal electrodes of the pair of support portions, and the frequency indicates an impedance value of 2100 Ω or higher for an input signal with a frequency of 500 MHz.SELECTED DRAWING: Figure 1
Patent JP-2020015907-A (JP)
Title: Self-repairing coating agent, cured product and film
Inventor: HASHIMOTO YUKI
IPC: C09D169/00
Filed: 2019-07-11
Abstract: To provide a self-repairing coating agent, a cured product and a film.SOLUTION: The present invention provides a self-repairing coating agent containing a hydroxy group-containing (meth) acrylic resin, a hydroxy group-containing silicone, a polyisocyanate, and a polycarbonate polyol, and a cured product thereof, and a film containing the cured product. In one embodiment, the polyisocyanate of the self-repairing coating agent includes two or more selected from an adduct body of polyisocyanate, an allophanate body of polyisocyanate, a biuret body of polyisocyanate and an isocyanurate body of polyisocyanate.SELECTED DRAWING: None
Patent JP-2021013485-A (JP)
Title: Game machine
Inventor: OGURA TOSHIO
IPC: A63F7/02
Filed: 2019-07-11
Abstract: To provide a game machine capable of suppressing a decrease in interest even if game balls do not enter a normal variable device in a special state.SOLUTION: When game balls do not enter a variable winning ball device, a ratio of entering a normal pattern operation port is higher than being discharged from an out port. In a specific performance state in which a degree of expectation toward control to an advantageous state is higher than a normal performance state, the number of at least partial colors to be displayed including specific display is less than that in the normal performance state. While a display color of specific display is changed to a display color corresponding to a degree of expectation to be controlled to an advantageous state in execution of a changing performance in the normal performance state, a display color of specific display is set to a common display color without any change regardless of a degree of expectation toward control to an advantageous state in execution of a changing performance in the specific performance state. A display color of specific display is displayed in a display color corresponding to a degree of expectation toward control to an advantageous state when shifting from the specific performance state to the normal performance state.SELECTED DRAWING: Figure 9-1
Patent JP-2019171168-A (JP)
Title: Ophthalmic photographing apparatus
Inventor: ISHIAI RYOTA
IPC: A61B3/10
Filed: 2019-07-11
Abstract: To provide technique for improving versatility of scanning.SOLUTION: An ophthalmic photographing apparatus acquiring a cross-sectional image by scanning an eye to be examined using optical coherence tomography includes a measurement unit, a photographing unit, a display control unit, an operation unit, and a measurement control unit. The measurement unit performs optical coherence tomography. The photographing unit photographs the eye to be examined to obtain a moving picture thereof. The display control unit causes display means to display the moving picture acquired by the photographing unit and first and second scan regions that correspond to two or more scan lines representing a scan position and a scan direction in the moving picture and intersect each other. The operation unit is used to change the relative position of the first and second scan regions. The measurement control unit causes the measurement unit to perform optical coherence tomography based on two or more scan lines corresponding to the first and second scan regions of which the relative position gas been changed.SELECTED DRAWING: Figure 4
Patent JP-2021014547-A (JP)
Title: Green pigment and use thereof
Inventor: YAMAMOTO YUMIKA
IPC: C09D201/00
Filed: 2019-07-16
Abstract: To provide a halogen-free green pigment that has weather resistance, heat resistance, storage stability and environmental sanitariness, and does not cause color separation after dispersion, and a coating, printing ink and toner including the same.SOLUTION: A green pigment contains a compound of general formula (1). [R1, R6, R7, R12, R13, R18, R19, R24 each denote a hydrogen atom. R2-R5, R8-R11, R14-R17, R20-R23 each denote a hydrogen atom, a cyano group, a nitro group, a C1-5 alkyl group, a C1-5 alkenyl group, a C6-10 aryl group, -OR25, -COOR26, -CONHR27, -NHCOR28, -SO2 NHR29 or -NR30R31. R25-R31 each denote a hydrogen atom, a C1-5 alkyl group, a C1-5 alkenyl group, or a C6-10 aryl group. X1 denotes two hydrogen atoms or manganese, iron, cobalt, nickel, copper or zinc optionally having a ligand].SELECTED DRAWING: Figure 1
Patent JP-2021017505-A (JP)
Title: Resin material and multilayer printed wiring board
Inventor: KAWAHARA YUKO
IPC: H05K1/03
Filed: 2019-07-22
Abstract: To provide a resin material capable of 1) lowering dielectric tangent of a cured material, 2) enhancing a thermal dimensional stability of the cured material, 3) enhancing elongation characteristics of the cured material, and 4) effectively removing smear by a desmear treatment.SOLUTION: A resin material according to the present invention includes a thermosetting compound, a compound A having two or more reactive functional groups capable reacting with the thermosetting compound, and a hydrophobic unit having two or more in total of oxygen atom, nitrogen atom and sulfur atom, and an inorganic filler, in the compound A, each of two or more of the reactive functional groups binds with the hydrophilic unit via a chain-like skeleton, respectively, in the compound A, a number of atoms of a straight chain part of the chain-like skeleton connecting the reactive functional group and the hydrophilic unit is 4 or lager, and, in a component 100 wt% excluding a solvent in the resin material, a content of the inorganic filler is 10 mass% or larger.SELECTED DRAWING: Figure 1
Patent JP-2021016638-A (JP)
Title: Game machine
Inventor: YATSUGI YUZURU
IPC: A63F7/02
Filed: 2019-07-22
Abstract: To provide a game machine that can increase interest of a game.SOLUTION: A game machine includes: winning/losing determination means for executing a winning/losing determination regarding a winning on the basis of a first random number value; symbol determination means for determining the winning type on the basis of a second random number value when the winning/losing determination result is a winning; symbol display means capable of variably displaying a symbol; and game state control means capable of controlling to a time saving state. When the winning/losing determination result by the winning/losing determination means is a losing, the symbol determination means executes a lottery regarding whether or not to give the time saving state using the second random number value.SELECTED DRAWING: Figure 29
Patent JP-2021017536-A (JP)
Title: Ink set
Inventor: SUZUKI YOSHITO
IPC: C11D3/43
Filed: 2019-07-24
Abstract: To provide an ink set which comprises an ink for producing a printed matter excellent in scratch resistance, and a maintenance liquid used together with the ink, and whose maintenance liquid is excellent in mixture stability with the ink, washability for a flow channel in an inkjet recording device, and maintainability, and does not remain unnecessarily after washing and on the other hand, is excellent in moisture retention.SOLUTION: An ink set comprises an ink jet ink and a maintenance liquid. In the ink set, the ink jet ink contains a carboxyl group-containing resin and a solvent (A), a content of the carboxyl group-containing resin is 3-15 mass%, the maintenance liquid contains a solvent (B) and alkanolamine, a content of the solvent (B) is 7-50 mass%, and an amount of a liquid component satisfying a specific boiling condition and an amount of the solvent (B) having a specific SP value are specified.SELECTED DRAWING: None
Patent JP-2021022432-A (JP)
Title: Radio frequency heating apparatus
Inventor: TANAKA HIROTAKA
IPC: H05B6/50
Filed: 2019-07-24
Abstract: To improve accuracy of an impedance matching in regardless of an aspect of a heated material while reducing the size of an apparatus.SOLUTION: A radio frequency heating apparatus (1) comprises: an opposite electrode (4); a high frequency power supply part (11); a variable matching circuit part (3); and a power detection part (2). At least one of a first variable matching circuit (3a) of the variable matching circuit part (3), an inductance of a second variable matching circuit (3b), and a capacitance is adjusted on the basis of a detection result of the power detection part (2).SELECTED DRAWING: Figure 1