baber/WOPTO huggingface dataset:
Patent JP-2020127937-A (JP)
Title: Am-ewod device with intermittent actuation patterns, and non-transitory computer-readable medium storing program code
Inventor: LAURA HUANG
IPC: B01J19/00
Filed: 2020-03-03
Abstract: To provide an improved microfluidic system that includes an electro-wetting on dielectric (EWOD) device and a control system, and an associated control method.SOLUTION: An embodiment comprises an element array 50 configured to receive one or more fluid droplets, the element array 50 comprising a plurality of array elements. A control system controls actuation voltages applied to the element array 50 to perform manipulation operation as to the fluid droplets. In exemplary embodiments, the control system applies a sequence of actuation voltages to a portion of the array elements associated with a droplet to maintain the droplet in a desired droplet state corresponding to a predetermined droplet property. The sequence of actuation voltages includes an actuation-on period, in which the portion of the array elements associated with the droplet is actuated, and an actuation-off period, in which the portion of the array elements associated with the droplet is not actuated, and the actuation-off period is non-zero.SELECTED DRAWING: Figure 6
Patent JP-2021140052-A (JP)
Title: Coating type polarized light-emitting element
Inventor: MOCHIZUKI NORIAKI
IPC: C09K11/06
Filed: 2020-03-06
Abstract: To provide a polarized light-emitting element with high brightness and a high degree of polarization capable of being easily manufactured and physical changes such as dimensional changes are unlikely to occur.SOLUTION: The polarized light-emitting element that emits polarized light is a polycyclic heterocyclic aromatic compound in which a luminescent compound or a salt thereof includes a nitrogen atom or a sulfur atom, which is formed as a film with the luminescent compound or its salt oriented. Lyotropic liquid crystallinity is exhibited in a state that a luminescent compound or a salt thereof is dissolved in a solvent, or in the process of drying the solvent.SELECTED DRAWING: None
Patent JP-2021144801-A (JP)
Title: Airtight terminal
Inventor: OMURA HARUKA
IPC: H01R9/16
Filed: 2020-03-10
Abstract: To solve a problem that when a flange is attached to an airtight terminal by welding, a crack would tend to easily occur in a thin ceramic ring if high heat generated by welding is transmitted to the thin ceramic ring through each member.SOLUTION: An airtight terminal includes a columnar or cylindrical conductive member, a disc-shaped first ceramic substrate having, in its thickness direction, a first through-hole for inserting the conductive member therethrough, a cylindrical body which has a first end face and a second end face, and surrounds the first ceramic substrate, a second ceramic substrate having, in its thickness direction, a second through-hole for surrounding the cylindrical body, and a pipe for joining the second ceramic substrate on a side where the second end face is located. A third end face of the pipe located on the opposite side of the second ceramic substrate is located away from the second end face in an opposite direction of the second ceramic substrate.SELECTED DRAWING: Figure 1
Patent JP-2021143084-A (JP)
Title: Bonded body, method of producing the same, electrode embedding member, and method of producing the same
Inventor: NARUSE NORIYUKI
IPC: C04B37/00
Filed: 2020-03-10
Abstract: To provide a bonded body of two species of ceramic sintered bodies each comprising AIN having high bond strength as a main component, a method of producing the same, an electrode embedding body made by bonding a holding member and a supporting member, and a method of producing the same.SOLUTION: A bonded body 10 of two species of ceramic sintered bodies 11, 12 each comprising AIN as a main component, with at least either of the ceramic sintered bodies containing at least 0.3 wt.% of a Y component in terms of Y2O3 in an internal ratio, in which YAG particles are contained in the grain boundaries present on the interface 13 of the two species of ceramic sintered bodies 11, 12, and YAP particles and YAM particles are not contained therein. Thereby, the bonded body has higher bond strength comparted with one containing YAP particles or YAM particles.SELECTED DRAWING: Figure 1
Patent JP-2021145052-A (JP)
Title: Manufacturing method of semiconductor element
Inventor: MURAKAWA KENTARO
IPC: H01L21/304
Filed: 2020-03-12
Abstract: To provide a manufacturing method of a semiconductor element capable of re-using a substrate for manufacturing the element.SOLUTION: A manufacturing method of a semiconductor element includes a mask forming step for forming a mask 2 on a first surface 1a of a substrate 1 and exposing a first crystal growth region E1, an element forming step for forming a semiconductor layer 3 on the first crystal growth region E1, a mask removing step for removing the mask 2, an element separation step for separating the semiconductor layer 3, and a polishing step for polishing the surface in which the semiconductor layer 3 of the substrate 1 is separated. After the polishing step, a substrate re-use step including a mask re-forming step for forming a mask 2 on the polished surface of the substrate 1 and exposing a second crystal growth region E2, an element re-forming step for forming a semiconductor layer 3 on the second crystal growth region E2, a mask re-removing step for removing the mask 2, an element re-separation step for separating the semiconductor layer 3, and a re-polishing step for polishing the surface in which the semiconductor layer 3 of the substrate 1 is separated is performed one or more times.SELECTED DRAWING: Figure 1A
Patent JP-2020109416-A (JP)
Title: Distance measuring method of distance measuring device
Inventor: KUROKAWA YOSHIMOTO
IPC: G01S17/34
Filed: 2020-03-16
Abstract: To provide a distance measuring device the detection accuracy of which is high.SOLUTION: Provided is a distance measuring device comprising a light receiving element, a photosensor having a first transistor and a second transistor, a wiring, a signal line and a power supply line, the wiring being electrically connected to one electrode of the light receiving element, the signal line being electrically connected to the gate electrode of the first transistor, the power supply line being electrically connected to one of the source and drain electrodes of the second transistor. In the first transistor, one of the source and drain electrodes electrically connects to the gate electrode of the second transistor, and the other of the source and drain electrodes electrically connects to the other electrode of the light receiving element and the other of the source and drain electrodes of the second transistor.SELECTED DRAWING: Figure 1
Patent JP-2021087990-A (JP)
Title: Cold forging device for aluminum alloy forged product
Inventor: Huang Zhengni
IPC: B21J3/00
Filed: 2020-03-17
Abstract: To provide a cold forging device for an aluminum alloy forged product.SOLUTION: A cold forging device for an aluminum alloy forged product comprises: a forging machine outer shell. A forging space is installed in the forging machine outer shell. The forging space is configured so that, a rear end wall, a left end wall and a partial upper end wall communicates with an external space, in the forging space, a softening mechanism is installed. The softening mechanism comprises a gyration motor which is fixedly coupled to a lower end wall of the forging space. Six storage blocks are annularly arranged with the gyration motor as a center. According to the invention, softening work and forging processing to an aluminum alloy are integrated. For automatic softening work, six different kinds of reagents are put into inside of the cold forging device, and after completion of softening, by extrusion, forging processing is performed to the aluminum alloy. Then, since there are six metal molds having a different shape, according to needs of a user, the metal mold can be replaced. After completion of forging, the cold forging device can automatically lubricate a surface of the work table for achieving convenience for next forging processing.SELECTED DRAWING: Figure 1
Patent JP-2021147854-A (JP)
Title: Vehicle controlling device, vehicle controlling method, and program for controlling vehicle
Inventor: MOROSAWA RYO
IPC: B60J5/00
Filed: 2020-03-18
Abstract: To provide a vehicle controlling device, a vehicle controlling method, and a program for controlling a vehicle with which user's burden at a time of alighting from a vehicle can be reduced.SOLUTION: A vehicle controlling device 10 includes a powered door controlling unit 18 which performs a powered door automatic opening control in which whether a certain door opening inhibition condition is fulfilled is determined according to ambient conditions surrounding a vehicle 1 detected by a vehicle ambient condition detection unit 17, when an alighting intention detection unit 16 detects a user's intention to alight, and a powered door is opened when the door opening inhibition condition has not been fulfilled and opening of the powered door is inhibited when the door opening inhibition condition has been fulfilled.SELECTED DRAWING: Figure 2
Patent JP-2021146006-A (JP)
Title: Game machine
Inventor: OGURA TOSHIO
IPC: A63F7/02
Filed: 2020-03-19
Abstract: To provide a game machine that can make a series of performances to be executed look more suitable.SOLUTION: Display means performs display to notify a player that a game state is not controlled to an advantageous state, performs switching display, performs background display, performs symbol stop display triggered by a symbol determination command, and starts symbol variation display triggered by a variation command. Light emission control means controls light emission means for performance which switches brightness data to brightness data corresponding to switch display when switch display is performed using the brightness data corresponding to a second epilogue part, switches to the brightness data corresponding to the background display when the background display is performed, switches to fourth symbol stopping brightness data when the symbol stop display is performed, and switches to fourth symbol variation brightness data when the variation display of the symbol is started continuously using the brightness data corresponding to the background display when the symbol stop display is performed, continuously using the brightness data corresponding to the background display when the symbol variation display is started.SELECTED DRAWING: Figure 190
Patent JP-2021149752-A (JP)
Title: Display device, display method, and vehicle
Inventor: HONMA HAJIME
IPC: G08G1/16
Filed: 2020-03-23
Abstract: To provide a display device and a display method capable of reducing the discomfort of passengers with virtual images, and a vehicle.SOLUTION: A display device 14 provided to a moving body includes a display control unit is configured so that the appearance position of virtual images of characters in the scenery through a window of the moving body is predetermined, and based on data acquired by sensors provided to the moving body, the appearance position of the virtual images is changed between the virtual images and the window or between the virtual images and the passenger's gazing point while predicting an entry of an object that becomes an obstacle to the virtual images.SELECTED DRAWING: Figure 8
Patent JP-2020110178-A (JP)
Title: Utilizing method of cassava fermentation residue
Inventor: MURATA YOSHINORI
IPC: A23K10/18
Filed: 2020-03-24
Abstract: To provide animal feed to control somatic cell count in milk.SOLUTION: The cassava residue, which is a dreg after extracting starch from cassava, is ethanol-fermented with a starch-degrading enzyme and a microorganism, ethanol is removed from the obtained ethanol fermentation product to obtain cassava fermentation residue that reduces the number of somatic cells in milk, and the cassava fermentation residue is used as animal feed. Somatic cell count in milk is an indicator of milk quality, and it becomes possible to provide high-quality milk.SELECTED DRAWING: Figure 3
Patent JP-2021153015-A (JP)
Title: Positive electrode for power storage element, and power storage element
Inventor: YAMAKAWA MAYU
IPC: H01M4/13
Filed: 2020-03-24
Abstract: To provide a positive electrode for a power storage element, which enables secure enhancement in the charge/discharge cycle performance by using carbon nanotube.SOLUTION: A positive electrode for a power storage element comprises: a positive electrode mixture layer containing a positive electrode active material and carbon nanotube. By a BET specific surface area A[m2/g] of the positive electrode mixture layer, a BET specific surface area B[m2/g] of the positive electrode active material, and a percentage C[mass%] of a content of the positive electrode active material to the positive electrode mixture layer, a surface area D[m2] of the positive electrode active material per 1 g of the positive electrode mixture layer is represented by the formula (1) below, and a surface area E[m2] of a component other than the positive electrode active material per 1 g of the positive electrode mixture layer is represented by the formula (2) below. The relation of the surface areas D and E satisfies the requirement given by the expression (3) below. D=B×C/100 (1); E=A-D (2); and 2.05≤E/D≤5.25 (3).SELECTED DRAWING: None
Patent JP-2021158713-A (JP)
Title: Dc/dc converter and deterioration diagnostic method therefor
Inventor: ASO SHINJI
IPC: H02M3/155
Filed: 2020-03-25
Abstract: To provide a DC/DC converter in which deterioration of a circuit can be detected without measurement of a monitor FET or current, and a deterioration diagnostic method for the DC/DC converter.SOLUTION: A DC/DC converter (step-down converter) includes a control unit 20 that generates a PWM signal for controlling the on/off state of a switching element at a time ratio Duty calculated on the basis of a deviation of an output voltage Vout from a target voltage value Vtg. The control unit 20 includes a deterioration diagnosis unit 30 including a theoretical value calculation unit 32 that calculates, as a theoretical value time ratio Duty0, a theoretical value of the time ratio of the PWM signal on the basis of an input voltage value Vi (input voltage Vin) and the target voltage value Vtg, and a comparison unit 33 that outputs, as a deterioration diagnosis signal FALT, a comparison result obtained by comparing the time ratio Duty calculated by the control unit 20 with the theoretical value time ratio Duty0 calculated by the theoretical value calculation unit 32.SELECTED DRAWING: Figure 3
Patent JP-2021155778-A (JP)
Title: Wc-based hard metal cutting tool and surface-covered wc-based hard metal cutting tool
Inventor: KAWAHARA KEISUKE
IPC: C22C29/08
Filed: 2020-03-26
Abstract: To provide a WC-based hard metal tool provided with excellent wear resistance and defect resistance in combination, even under intermittent cutting condition of alloy steel and so on under high load and a surface covered WC-based hard metal cutting tool.SOLUTION: A WC-based hard metal cutting tool is characterized in that the WC-based hard metal contains Co: 5.0 to 14.0 mass%, Cr3C2: 0.0 to 0.98 mass%, and at least one or more selected from TaC, NbC, TiC and ZrC in a total amount of 0.1 to 9.0 mass%, and the balance is made of WC and inevitable impurities, in which a mass content rate of Cr3C2 is 7% or smaller of the mass content rate of Co, the average nanoindentation hardness in WC grains separated by 0.1 μm from the WC grain boundary at the time of 200 mgf load is 25 GPa or larger, and an average grain size of the WC is 0.5 to 4.0 μm and surface coated WC base carbide cutting tool.SELECTED DRAWING: Figure 1
Patent JP-2021155991-A (JP)
Title: Electrically-driven construction machine
Inventor: KIHARA SEIICHI
IPC: E02F9/00
Filed: 2020-03-26
Abstract: To cut off electric noise generated from electric apparatuses mounted on a vehicle body.SOLUTION: An electrically-driven hydraulic shovel 1 includes: a self-propelled lower travelling body 2 and an upper turning body 4; and a work device 6 provided at the upper turning body 4. The upper turning body 4 includes: a turning frame 7 in which the work device 6 is mounted on the front side; a driver seat 9 provided on the turning frame 7; an electric motor 12 provided at the turning frame 7 being separated to one side in the left-to-right direction from the driver seat 9; an inverter 15 electrically connected to the electric motor 12 via a strong electric cable 16, and for controlling a drive voltage supplied to the electric motor 12 from a battery 18; and a right rear external cover 21 provided at the turning frame 7, covering electric apparatuses including the electric motor 12 and the inverter 15. At the turning frame 7, a partition member 25 is provided surrounding the electric apparatuses together with the turning frame 7 and the right left external cover 21.SELECTED DRAWING: Figure 6
Patent JP-2021155110-A (JP)
Title: Packaging box
Inventor: TSUCHITANA SHIGETOSHI
IPC: B65D85/68
Filed: 2020-03-30
Abstract: To provide a packing box that can reduce the number of components while ensuring the compression strength in the gravity direction required for stacking.SOLUTION: A packing box is a rectangular parallelepiped packing box having four rectangular side walls, a top surface part that closes the upper part of each side wall, and a bottom surface part that closes the lower part of the side wall for packing a thin display device, wherein the side wall is composed of two packing members. The packing member includes a front part, a side surface part that is foldably extended from either the left or right end part of the front part and has the width in the left-right direction shorter than the width in the left-right direction of the front part, a joint part that is foldably extended from the end part opposite to the side surface part on the left and right of the front part, and a reinforcing part that is foldably extended from the end part opposite to the front part on the left and right of the joint part. The joint part and the reinforcing part of the packing member are joined to each other so that the bent inner parts are in contact with each other. The two packing members are joined to each other by joining the joint part of one packing member to the side surface part of the other packing member.SELECTED DRAWING: Figure 2
Patent JP-2021154260-A (JP)
Title: Catalyst for anode electrodes and cocatalyst for photo-anode electrodes
Inventor: SAYAMA KAZUHIRO
IPC: B01J23/78
Filed: 2020-03-30
Abstract: To provide a new cocatalyst for oxygen production for photocatalysts, applicable to anode electrodes.SOLUTION: The foregoing problem is solved by a cocatalyst for photo-anode electrodes that contains Fe, Ni, Co, M and oxygen, where the M is selected from K and M.SELECTED DRAWING: None
Patent JP-2021164225-A (JP)
Title: Actuator and damper unit
Inventor: HIUGA SHOJI
IPC: H02K33/16
Filed: 2020-03-31
Abstract: To reduce or dissolute a characteristic difference of a damper member when a movable body is moved to one side of a vibration direction and to the other side.SOLUTION: In an actuator, both of a first damper member 10A and a second damper member 10B connecting a movable body 3 and a fixed body 2 comprise a cylindrical gel-like member 14. The gel-like member 14 has a different cross-sectional shape in each of a first end face 141 and a second end face 142. Both of the first damper member 10A and the second damper member 10B are arranged reversely in an axial line L direction, and a direction of the first end face 141 and a second end face 142 is reversed. Therefore, a whole of the actuator 1 can reduce or remove a characteristic difference due to a difference in a direction where the movable body 3 is moved even if there is the characteristic difference due to the difference in the direction where the movable body 3 moves in a single damper member.SELECTED DRAWING: Figure 1
Patent JP-2021163938-A (JP)
Title: Cleaning nozzle and cleaning method
Inventor: ITO FUMITETSU
IPC: B08B5/00
Filed: 2020-04-03
Abstract: To suppress dust to be blown from being reattached to a holding face.SOLUTION: An air is injected from an injection port 122 of an air nozzle 12 extended in a direction parallel to a holding face 101 as a cleaned face, and an air on the holding face 101, that is, the air reflected by the holding face 101 is sucked from a suction port 132 of a suction nozzle 13 arranged in parallel so as to be adjacent to the air nozzle 12. Thus, dust 401 flown by the air injected from the injection port 122 can be quickly sucked from the suction port 132 arranged adjacent to the injection port 122. This can preferably suppress reattachment of the dust 401 to the holding face 101.SELECTED DRAWING: Figure 5
Patent JP-2021159048-A (JP)
Title: Temperature responsive material and use thereof
Inventor: MOHARA YOSHIKO
IPC: C12M3/00
Filed: 2020-04-03
Abstract: To provide a new temperature responsive material excellent in adhesive properties of cells.SOLUTION: There is provided a temperature responsive material comprising: (A) a temperature responsive layer including a block polymer in which, a temperature responsive polymer is coupled to a terminal of a dendritic polymer; and (B) a temperature responsive material including a base material layer, in which the temperature responsive layer (A) includes an extracellular matrix constituent and/or a fragmentation thereof.SELECTED DRAWING: None
Patent JP-2021165534-A (JP)
Title: Scroll type fluid machine
Inventor: IWANAMI SHIGEKI
IPC: F01C1/02
Filed: 2020-04-06
Abstract: To provide a scroll type fluid machine that can suppress fretting wear related to a plate subjected to thrust load and a housing-side contact surface.SOLUTION: A fluid machine 1 includes a housing 30, a stationary scroll 33, a revolving scroll 20 and a thrust plate 136. The thrust plate 136 is interposed between a housing-side contact surface 323 of the housing 30 and the revolving scroll 20 and is subjected to thrust load. The thrust plate 136 is provided with a plate coating film at a surface opposed to the housing-side contact surface 323. The fluid machine 1 can suppress emission of abrasion powder with an action of the plate coating film when the thrust plate 136 slightly moves relative to the housing-side contact surface 323.SELECTED DRAWING: Figure 1
Patent JP-2021174086-A (JP)
Title: Learning device, learning method and program
Inventor: ISHIHATA MASAKAZU
IPC: G06N20/00
Filed: 2020-04-21
Abstract: To provide a learning device which learns a prediction model which treats a high order combination of feature amounts, without directly using information on DBs which others have among the plurality of DBs divided vertically.SOLUTION: One learning device among a plurality of learning devices each of which has a plurality of DBs divided vertically has: selection means which selects data from the DB possessed by itself; first statistic calculation means which calculates a first statistic in each of the plurality of learning devices, by using selected data, and a parameter of a model possessed by itself; second statistic calculation means which calculates a second statistic, by using the first statistic of itself, and the first statistics of other learning devices; loss calculation means which calculates a loss between a predicted value of the model of itself and a correct-answer label corresponding to the selected data, by using the second statistic of itself, and the selected data; and update means which updates the parameter of itself, by using the second statistic and the loss of itself, and the second statistics and the losses of other learning devices.SELECTED DRAWING: Figure 2