baber/WOPTO huggingface dataset:
Patent JP-2020145708-A (JP)
Title: Method and device for mixing signals using electric charge canceler circuit
Inventor: NIALL DUNCAN
IPC: H03D7/14
Filed: 2020-05-11
Abstract: To provide a circuit including a passive mixer that can suppress or remove contamination or crosstalk between an I channel and a Q channel.SOLUTION: A transmitter includes: a first passive mixer 21 having a mixer input configured to receive in-phase (I) and orthogonal phase (Q) differential signals; a first differential sub-circuit 31; and electric charge cancelers 221-231 for supplying an electric charge opposite to an electric charge stored in a differential input pair by the operation of the first passive mixer to at least one of the mixer input and the differential input pair.SELECTED DRAWING: Figure 4
Patent JP-2021178282-A (JP)
Title: Air filter and air cleaner
Inventor: FUJII TAKAHIDE
IPC: F24F13/28
Filed: 2020-05-13
Abstract: To provide an air filter which easily adheres to a filter mount part of an air cleaner, and the air cleaner.SOLUTION: An air filter 10 is configured to clean air, and the air filter 10 has a predetermined thickness in a flowing direction of air and also has a first surface 1a and a second surface 1b opposed to each other apart from each other in the thickness direction. The first surface 1a has larger area than the second surface 1b. The air filter has an outer peripheral surface between an edge of the first surface 1a and an edge of the second surface 1b, and also has, on at least a part of the outer peripheral surface, an inclined region which is inclined toward an inner side of the air filter 10 from the edge of the first surface 1a to the edge of the second surface 1b. A filter mount part 40 of an air cleaner 100 is shaped in compliance with the outer shape of the air filter 10.SELECTED DRAWING: Figure 1
Patent JP-2021038745-A (JP)
Title: Vacuum pump
Inventor: WANG JINOU
IPC: F04D19/04
Filed: 2020-05-15
Abstract: To provide a vacuum pump which can be manufactured economically and be flexibly used.SOLUTION: A vacuum pump includes a vacuum chamber defined by a pump housing, and a board. The pump housing has a connection port. The connection port is closed by the board in a vacuum-tight manner. The board therefore separates the vacuum chamber from a pressure chamber, and a gas barrier separated away from the board is provided in front of the board in a vacuum side.SELECTED DRAWING: Figure 6
Patent JP-2021046187-A (JP)
Title: Medical examination car, medical examination system and self medical examination system
Inventor: MORI GENZO
IPC: G16H10/00
Filed: 2020-05-15
Abstract: To provide a medical examination car having an extension mechanism, in which weight balance is established so as to be able to move easily; and to provide a medical examination system, and a self medical examination system.SOLUTION: In a medical examination car 100, which is a movable vehicle, a movable extension mechanism 300 moving sideward from a center part of the vehicle is disposed, and a heavy generator 200 and a chest X-ray measurement part 180 needing to be surrounded by a lead plate are disposed separately on the front and the rear of the vehicle, to thereby establish the whole vehicle balance in trinity with the extension mechanism 300.SELECTED DRAWING: Figure 1
Patent JP-2021182535-A (JP)
Title: Conductive paste, and method for producing ceramic wiring board
Inventor: NASU TAKAARI
IPC: H01B1/22
Filed: 2020-05-20
Abstract: To provide a technique that reduces conductive resistance of a wire layer formed by a conductive paste, which can form the wire layer on or inside a ceramic substrate.SOLUTION: A conductive paste, which can form a wire layer on or inside a ceramic substrate has at least one metal powder of tungsten powder and molybdenum powder, and a photosensitive resin to be mixed with the metal powder. The metal powder has a particle size distribution of 1<D50/D10≤1.56 when the 10% particle size and 50% particle size in a volume-based cumulative particle size distribution are defined as D10 and D50.SELECTED DRAWING: Figure 1
Patent JP-2021182114-A (JP)
Title: Optical transmission device, and control method and control program thereof
Inventor: ISHIKAWA TSUTOMU
IPC: G02F1/025
Filed: 2020-05-20
Abstract: To provide an optical transmission device capable of suppressing increase in voltage for controlling the phase of light, and a control method and control program thereof.SOLUTION: An optical transmission device comprises a Mach-Zehnder modulator having an arm waveguide, and a phase control unit that controls the phase of light propagating through the arm waveguide by applying a voltage to the Mach-zehnder modulator. When the voltage exceeds a predetermined range, the phase control unit shifts the voltage to a side opposite to the side exceeding the predetermined range by an amount corresponding to the change of the phase by 2π.SELECTED DRAWING: Figure 6
Patent JP-2020129566-A (JP)
Title: switch
Inventor: JINNO MASAYUKI
IPC: H01H17/06
Filed: 2020-05-21
Abstract: To provide a switch capable of suppressing reduction in certainty of operability even when a deviation occurs in mounting of a switch terminal on a substrate.SOLUTION: A switch for operating a switch terminal which is turned on or off by pressing a switch portion and mounted on a plate-shaped switch board includes an operation unit and a main body which operably accommodates the operation unit therein, the operation unit includes an outer operation unit one part of which is disposed inside the main body, the other part of which is exposed to the outside of the main body and which is provided freely movably in a first direction, and an inner operation unit which is disposed inside the main body, and moves in a second direction intersecting a first direction interlockingly with the movement of the outer operation unit in the first direction. For the inner operation unit, a distance by which the inner operation unit moves to the switch portion is restricted.SELECTED DRAWING: Figure 8
Patent JP-2021182891-A (JP)
Title: Seasoning composition packed in container, use thereof, and processed food packed in container
Inventor: OKAMURA TAKESHI
IPC: A23L27/00
Filed: 2020-05-22
Abstract: To provide: a seasoning composition packed in a container whose odor arising from thermal deterioration is reduced, such as a retort odor based on the contained food materials such as soy sauce, meat, and soybean protein; and a processed food including the composition, a method for producing the processed food, and the like.SOLUTION: The above problem is solved by: a seasoning composition packed in a container which contains at least one food material selected from the group consisting of a seasoning component, vegetables, meat, and fish and shellfish, and has a phenethyl acetate content of 1.0-1,000 ppb (exclusive of 1,000); a processed food including the composition and a food material as the raw materials; and a method for producing the processed food, and the like.SELECTED DRAWING: None
Patent JP-2021183472-A (JP)
Title: Parking support device
Inventor: SAITO SATOSHI
IPC: G01B11/02
Filed: 2020-05-22
Abstract: To provide a parking support device, which can detect a curbstone existing at one side of a vehicle.SOLUTION: A left side camera 15 is mounted on a vehicle 1 so that light axis thereof points to a lower side at a left side of the vehicle 1. In a shooting range of the left side camera 15 is provided a reflection mirror 18 so that the mirror reflects light ray from a predetermined range at one side of the vehicle 1 toward the left side camera 15. Therefore, images shot with the left side camera 15 include a directly shot image by light made incident on the left side camera 15 from a portion other than the reflection mirror 18 in the shooting range and a mirror-shot image by light reflected by the reflection mirror 18 and made incident on the left side camera 15. Information including heights of objects appearing on both images can be detected from the directly shot image and the mirror-shot image and it can be estimated whether the objects are curbstones or not on the basis of the information.SELECTED DRAWING: Figure 1
Patent JP-2020144938-A (JP)
Title: Electronic equipment, information input method used in electronic equipment, information input control program and portable terminal device
Inventor: KAJIYAMA KUNIHIRO
IPC: G06F3/0488
Filed: 2020-05-28
Abstract: To allow characters to be input with a simple operation from a touch panel provided on a display part even in electronic equipment such as a mobile phone in which the size of the display part is restricted.SOLUTION: A mobile phone comprises: a display part which displays in a matrix a plurality of third regions formed of a plurality of first regions and a plurality of second regions arranged on the outside of the plurality of first regions; and an input part which designates the first character and the second character accompanying the first character on the basis of the contact to a display surface. While the first characters are allocated to and displayed on the plurality of first regions for each character, and the contact state to one of the plurality of first regions is detected, the first character and the second character accompanying the first character are displayed in two vertical directions that become the same column and in two horizontal directions that become the same row of the one region in the plurality of third regions, the designation and the release of the designation for each of the first character and the second character are received, and the character whose designation is released finally is input.SELECTED DRAWING: Figure 2
Patent JP-2021185855-A (JP)
Title: Functional edible charcoal and method for producing hydrogen powder
Inventor: YOKOYAMA ISAO
IPC: A23L5/00
Filed: 2020-06-02
Abstract: To improve adsorption properties of charcoal and activated carbon and improve the amount of hydrogen supported on mineral powder.SOLUTION: A method for producing functional edible charcoal having a high adsorption function and being edible includes at least the steps of: setting the atmosphere in a furnace to 1 to 3 atm and carbonizing vegetation including Japanese red pine, bamboo, ume fruits or coconut shells, and Quercus phillyraeoides at 500 to 1,500°C; and causing an activation reaction using "deep sea water or water-soluble silicon-containing water" that has been subjected to reduction processing with hydrogen. A method for producing a hydrogen powder that supplements essential and trace minerals includes at least the steps of: setting the atmosphere in a furnace to 1 to 6 atm and firing a coral powder at 50 to 200°C; and supporting hydrogen using "deep sea water or water-soluble silicon-containing water" that has been subjected to reduction processing with hydrogen.SELECTED DRAWING: Figure 1
Patent JP-2021190377-A (JP)
Title: Nonaqueous electrolyte secondary battery
Inventor: KATO DAIKI
IPC: H01M10/0566
Filed: 2020-06-03
Abstract: To provide a nonaqueous electrolyte secondary battery that has an insulating layer adjacent to a positive electrode active material layer, suppresses reduction in capacity at initial charging, and has a small initial resistance.SOLUTION: A nonaqueous electrolyte secondary battery comprises a positive electrode, a negative electrode, and a nonaqueous electrolyte solution. The positive electrode comprises: a positive electrode current collector; a positive electrode active material layer formed on the positive electrode current collector; and an insulating layer formed on the positive electrode current collector while being adjacent to the positive electrode active material layer. The nonaqueous electrolyte secondary battery satisfies at least any one of the following conditions that: (A) a porosity of the insulating layer is 37% or more and 63% or less, and a viscosity of the nonaqueous electrolyte solution at 25°C is 2.97 mPa s or more and 3.32 mPa s or less; and (B) a porosity of the insulating layer is 52% or more and 63% or less, and a viscosity of the nonaqueous electrolyte solution at 25°C is 2.97 mPa s or more and 3.72 mPa s or less.SELECTED DRAWING: Figure 3
Patent JP-2021195572-A (JP)
Title: Etching agent and etching method
Inventor: KUMAZAKI KOSUKE
IPC: H01L21/306
Filed: 2020-06-09
Abstract: To provide a copper etching agent that produces small change in surface shape before and after etching, and can maintain surface smoothness even after etching.SOLUTION: The etching agent is an aqueous solution containing hydrogen peroxide, an acid, an amino acid, and a nitrogen-containing heterocyclic compound. The acid is an inorganic acid or an organic acid other than hydrohalic acid. The molecular weight of the amino acid is 300 or less. The nitrogen-containing heterocyclic compound is one or more selected from the group consisting of azoles, pyridines, and N-substituted morpholins.SELECTED DRAWING: None
Patent JP-2021195789-A (JP)
Title: Concrete placing device and concrete placing method
Inventor: MATSUMOTO SHUJI
IPC: E21D11/10
Filed: 2020-06-15
Abstract: To provide a concrete placing device and a concrete placing method capable of reducing the amount of waste concrete.SOLUTION: A concrete placing device used in a concrete placing method has a first switching device 50A and a second switching device 50B. The first switching device 50A can selectively switch the connection destination of a lower distribution channel 30a1 in a first concrete distribution channel 30A between a corresponding placing opening 3a and a higher distribution channel 30a2, and the second switching device 50B can selectively switch the connection destination of a lower distribution channel 30b1 in a second concrete distribution channel 30B between the corresponding placing opening 3a and a higher distribution channel 30b2. The first switching device 50A and the second switching device 50B have shutters 60A and 60B, respectively, at the corresponding placing openings 3a, the shutters capable of closing the placing openings 3a.SELECTED DRAWING: Figure 8
Patent JP-2021194866-A (JP)
Title: Recording device
Inventor: ITO TATSUYA
IPC: B41J29/38
Filed: 2020-06-16
Abstract: To solve the problem that when dedicated adapter and tray are used, product cost is increased, management is complicated for a user, and recording cannot be performed when it is lost or damaged.SOLUTION: Control means of a recording device can execute a first recording mode of acquiring information on the shape and the size of a recording material and a conveyance material for sticking the recording material, and then recording a positioning pattern for positioning the recording material to the conveyance material onto the conveyance material, and a second recording mode of performing recording on the recording material positioned to the conveyance material when the conveyance material is conveyed.SELECTED DRAWING: Figure 4
Patent JP-2021039331-A (JP)
Title: Belt conveyance device, and image forming device
Inventor: IMAIZUMI CHIKARA
IPC: G03G15/16
Filed: 2020-06-17
Abstract: To suppress an increase of the leaning force of a belt which is rotationally driven being tensioned by multiple tension rollers.SOLUTION: A bearing 31 that supports one end of a drive roller 30 has a regulation part 36 the rotation and movement of which is regulated with respect to a frame 27 L, and a bearing 31 that supports the other end and has a regulation part 36 the rotation and movement of which is regulated with respect to a frame 27R. Viewed from the direction orthogonal to the width direction of the intermediate transfer belt 26, the phase of the shape of the regulation part 36 of bearing 31 held in the frame 27L is the same as the phase of the shape of the regulation part 36 of bearing 31 held in the frame 27R.SELECTED DRAWING: Figure 9
Patent JP-2021195934-A (JP)
Title: Spacer and spacer assembling method
Inventor: MAKINO KOJI
IPC: F02F1/14
Filed: 2020-06-18
Abstract: To provide a spacer having no risk that an adverse effect is exerted to cooling water in a cylinder block, and easy in correct assembling to a cooling water flow passage and its confirmation.SOLUTION: A spacer 8 comprises a plurality of split bodies 10 which are formed so as to progress along a shape of a cylinder bore 3, and fixing means 20 for temporarily fixing the adjacent split bodies out of the plurality of split bodies so that adjacent end parts 11 of the split bodies are not separated from each other. The fixing means comprises a contraction part 25 which is changed so as to be contracted by a prescribed external factor, and integrates the plurality of split bodies by bringing the adjacent end parts of the adjacent split bodies which are temporarily fixed to each other into a fixed state from a temporary fixed state by the contraction of the contraction part by the external factor.SELECTED DRAWING: Figure 1
Patent JP-2021197077-A (JP)
Title: Information processing apparatus, method of controlling information processing apparatus, portable device, program, and system
Inventor: KURAMOCHI TOSHIKATSU
IPC: G08G1/005
Filed: 2020-06-18
Abstract: To provide a technology for providing navigation in consideration of a travel mode that suits convenience of a user, to the user who travels by walking.SOLUTION: An information processing apparatus to be used by a system which supports cooperative travel of a plurality of users includes: acquisition means which acquires settings on a destination of a user, and settings on a travel mode of the user for travel to the destination; determination means which determines a travel mode of the user in approaching another user, when another user approaches the user in traveling to the destination of the user, on the basis of the settings on the travel mode of the user and points for exchanging a travel mode with the other user; processing means which processes points to be received by the user from another user or points to be provided from the user to another user in accordance with the determined travel mode of the user; and providing means which provides information indicating a location recommended area where the user should be located in traveling to the destination, in accordance with the determined travel mode of the user.SELECTED DRAWING: Figure 2
Patent JP-2022001985-A (JP)
Title: Automated valet parking system
Inventor: IMAZU TAKAMASA
IPC: G08G1/14
Filed: 2020-06-19
Abstract: To provide an automated valet parking service with high quality by improving the estimation accuracy of the position of a self vehicle.SOLUTION: A plurality of markers is arranged on a passageway in a parking lot. An automated valet parking system recognizes a marker recognition area, which is an area in which markers are arranged, based on images taken by an on-vehicle camera, and performs self-vehicle-position estimation processing, which is an estimation of a self vehicle position that is the position of the vehicle, based on the marker recognition area. At that time, the system receives parking lot map information in relation to a white line area in a parking lot, a stationary obstacle area, and a driving borderline that marks out a driving area and a non-driving area, and then rejects, when the marker recognition area is included in the non-driving area, the white line area, or the stationary obstacle area, the corresponding marker recognition area.SELECTED DRAWING: Figure 2
Patent JP-2022006865-A (JP)
Title: Flying insect pest control agent volatilization body, and flying insect pest control method using the same
Inventor: KISHI KUNIO
IPC: A01M1/20
Filed: 2020-06-25
Abstract: To provide an agent volatilization body capable of more efficiently expelling or evading flying insects such as a mosquito or gnat flying in the surrounding of a screen door, by adjusting an air current including a volatilized agent, and a flying insect pest control method using the same.SOLUTION: There is provided an agent volatilization body for flying insect pest control, which stores in an agent container, a carrier containing a normal temperature volatile agent, and which is fixed to a screen door. On an external surface on a side directly facing the screen door of the agent container, a plurality of thickness members is installed.SELECTED DRAWING: Figure 1
Patent JP-2022007739-A (JP)
Title: Extraction result verification device
Inventor: KITADE KODAI
IPC: A61J1/00
Filed: 2020-06-26
Abstract: To prevent a mistake of extracting a poor syringe 1A out of a packaging container 3.SOLUTION: An extraction result verification device includes: memory means 23 for storing a position of a poor syringe 1A determined to be poor, from a packaging container 3 containing multiple syringes 1 filled with medicinal solution in an aligned state; and notification means 24 (display 28, projector 29) for notifying a position of the poor syringe 1A stored in the memory means 23. Further, the extraction result verification device includes: photographing means 25 for photographing the packaging container 3 where the poor syringe 1A is removed according to the notification means 24, and extraction determination means 27 for determining whether all poor syringes 1A are pulled out of the packaging container 3 by comparing an image photographed by the photographing means 25 with a position of the poor syringe 1A stored in the memory means 23.SELECTED DRAWING: Figure 3
Patent JP-2022011352-A (JP)
Title: Composite planetary gear device
Inventor: ISONO HIROSHI
IPC: F16H1/46
Filed: 2020-06-30
Abstract: To provide a composite planetary gear device which is compact and can achieve a high reduction ratio.SOLUTION: A composite planetary gear device includes: a first gear 5, a second gear 6, and a third gear 7 which are relatively rotatable coaxially; a first planetary gear 8 meshed with the first gear 5; a second planetary gear 9 and a third planetary gear 10 meshed with the second gear 6; a fourth planetary gear 11 meshed with the third gear 7; and a carrier 12 for holding the planetary gears. The first planetary gear 8 and the second planetary gear 9 are integrally rotated, and the third planetary gear 10 and the fourth planetary gear 11 are integrally rotated. A gear ratio between the first planetary gear 8 and the first gear 5 is different from a gear ratio between the second planetary gear 9 and the second gear 6, and a gear ratio between the third planetary gear 10 and the second gear 6 is different from a gear ratio between the fourth planetary gear 11 and the third gear 7. Rotational speed of the second gear 6 and the third gear 7 is decreased compared to rotational speed of the carrier 12.SELECTED DRAWING: Figure 1
Patent JP-2022011528-A (JP)
Title: Work machine
Inventor: TANIMOTO HIDEYUKI
IPC: B25F5/00
Filed: 2020-06-30
Abstract: To provide a work machine in which a method for fixing a handle housing (31) to a motor housing 2 is improved.SOLUTION: A housing of a work machine includes a housing (31) and a rear housing 2, each of which can be divided. A lid section of the motor housing (31) is mounted and projection sections 5a and 5b projecting in an upper direction are held by the lid section formed with a recess, so that a right side division piece 2-1 and a left side division piece 2-2 in the rear housing 2 are prevented from spreading in a right and left direction. A claw section of the rear housing 2 is engaged with recesses 41 and 43 of the motor housing (31) by fixing the right side division piece 2-1 to the left side division piece 2-2, so that the motor housing (31) is fixed to the rear housing 2 without using a mounting screw.SELECTED DRAWING: Figure 8
Patent JP-2022012082-A (JP)
Title: Brake disc rotor and method of manufacturing brake disc rotor
Inventor: MIZUNO MASAHITO
IPC: C09K3/14
Filed: 2020-06-30
Abstract: To enable easy manufacturing of a brake disc rotor having a desired strength and suppression of the manufacturing cost.SOLUTION: A brake disc rotor of an embodiment includes a linear member wound a few revolutions in a circumferential direction, and a non-burned ceramic covering the linear member and formed in a disc shape.SELECTED DRAWING: Figure 1