baber/WOPTO huggingface dataset:
Patent JP-2021135791-A (JP)
Title: Optimization device, optimization method and optimization program
Inventor: SHIMADA DAICHI
IPC: G06Q10/04
Filed: 2020-02-27
Abstract: To select an appropriate article as a decision object article in deciding a storage destination of the article by means of a greedy algorithm before applying a meta-heuristic approach in a multiple knapsack problem.SOLUTION: An optimization device comprises: an allocation unit that allocates non-allocated objects as much as possible in order of an evaluation value, in a range where a sum of attribute values is less than or equal to an upper limit value, to one allocation destination selected according to a predetermined order; a duplication generation unit that generates a duplicate of the object selected on the basis of a predetermined selection reference from the allocated object, and that adds the generated duplicate to the non-allocated object; an allocation decision unit that removes the object being an original of the duplicate and the duplicate in a plurality of allocation destinations after finishing an operation allocating the object including the duplicate for all of the plurality of allocation destinations, and that decides the allocation for the object remaining without being removed; and a meta-heuristic calculation unit that allocates the object, in which the allocation is not decided, to the plurality of allocation destinations by means of a meta-heuristic approach.SELECTED DRAWING: Figure 7
Patent JP-2020078659-A (JP)
Title: Game machine
Inventor: TATEYAMA TADAHIDE
IPC: A63F7/02
Filed: 2020-02-27
Abstract: To provide a game machine which can increase the interest in a game.SOLUTION: The game machine of the present invention displays a plurality of performance patterns by a first display mode in a first performance mode in a normal game state and displays the plurality of performance patterns in a second display mode in a second performance mode in a specific game state. When restored from the power off of the game machine, in either the first performance mode or the second performance mode, the combination of the figure information of the performance patterns are common, and the figure information which constitutes the combination is displayed by different figure information. The performance pattern has a smaller number of total kinds which can be derived during variation displaying displayed by the second display mode than the total number of kinds which can be derived during the variation displaying displayed by the first display mode.SELECTED DRAWING: Figure 106
Patent JP-2020166244-A (JP)
Title: Lens barrel
Inventor: NAGAOKA HIROHITO
IPC: G03B17/14
Filed: 2020-03-04
Abstract: To provide a lens barrel which is a lens barrel attachable/detachable to/from an imaging part and is capable of correcting a large shake.SOLUTION: The lens barrel is the lens barrel attachable/detachable to/from a camera body and includes a mount part which can be attached/detached to/from the camera body, an outer barrel which is fixed to the mount part, an inner barrel which is arranged inside the outer barrel, and an input part to which a shake amount is input. The inner barrel can be moved with respect to the outer barrel on the basis of the shake amount input to the input part.SELECTED DRAWING: Figure 1
Patent JP-2021140846-A (JP)
Title: Temperature sensing circuit and sensing method thereof
Inventor: SATO TAKAHIKO
IPC: G11C11/406
Filed: 2020-03-05
Abstract: To provide a memory device that provides an average refresh interval with high resolution according to temperature without increasing clock frequency and current consumption.SOLUTION: A temperature sensing circuit applied to a memory device includes an oscillator, a counting circuit, a control circuit, a sensing circuit, and a selection circuit. The oscillator provides oscillation signals. The count circuit generates a first count signal by counting the oscillation signals, and generates a second count signal, and the control circuit generates an enable signal and a sensing adjustment signal by executing a logical operation for the second count signal. The sensing circuit divides a reference voltage based on the sensing adjustment signal, generates a reference temperature voltage, and generates a decision signal by comparing the reference temperature voltage and a monitoring voltage, based on the enable signal, and the selection circuit dynamically selects the oscillation signal or the first count signal based on the decision signal, and generates a pulse of a refresh request signal based on either the selected oscillation signal or the first count signal.SELECTED DRAWING: Figure 1
Patent JP-2021140070-A (JP)
Title: Image forming apparatus
Inventor: ISHII HIROTAKA
IPC: G03G21/16
Filed: 2020-03-06
Abstract: To prevent the occurrence of connection failure.SOLUTION: A photoreceptor unit (3) is provided with a photoreceptor unit-side contact part (100), and an apparatus main body is provided with a main body-side contact part (200). When the photoreceptor unit is attached to the apparatus main body from a first position, it is guided by guide means to pass through a second position, and subsequently moves to a third position that is below the second position. A first direction (D1) directed from the first position to the second position is a horizontal direction, or a direction whose inclination with respect to the horizontal direction is smaller than the inclination of a second direction (D2) directed from the second position to the third direction with respect to the horizontal direction. When the photoreceptor unit is attached to the apparatus main body from the first position, the photoreceptor unit-side contact part and the main body-side contact part are engaged with each other while the photoreceptor unit moves in the first direction, and at least one of the photoreceptor unit-side contact part and the main body-side contact part is displaced so that the engagement is maintained while the photoreceptor unit moves from the second position to the third position.SELECTED DRAWING: Figure 8
Patent JP-2021002318-A (JP)
Title: Virtual space providing system, virtual space providing method, and program
Inventor: SEN KON
IPC: G06F3/0481
Filed: 2020-03-06
Abstract: To provide a virtual space providing system, method, and a program that can strengthen the relationship between users communicating through a virtual space and can improve the quality of the users' recognition experience.SOLUTION: In a virtual space providing system, a VR computer comprises: an object association unit that associates at least one object with each of a plurality of users; an object specification unit that specifies a second object associated with a second user of the plurality of users, the second object capable of communicating with a first object associated with a first user of the plurality of users; a virtual space definition unit that defines a virtual space including the first object and a virtual viewpoint of the specified second object; an acquisition unit that acquires expression information on respective expressions given by the first user and the second user; and an object control unit that controls, based on the acquired expression information, the first object and the second object according to the expressions.SELECTED DRAWING: Figure 5
Patent JP-2021141252-A (JP)
Title: Semiconductor device and method for manufacturing the same
Inventor: WATANABE TAKASHI
IPC: H01L23/522
Filed: 2020-03-06
Abstract: To provide a semiconductor device capable of improving a trouble caused by a dummy pad.SOLUTION: A semiconductor device according to one embodiment comprises a first chip and a second chip. The first chip comprises first wiring, a first connection pad electrically connected to the first wiring, and a first dummy pad. The second chip comprises second wiring, a second connection pad electrically connected to the second wiring and joined to the first connection pad, and a second dummy pad joined to the first dummy pad. A thickness of the first dummy pad is less than a thickness of the first connection pad and a thickness of the second dummy pad is also less than a thickness of the second connection pad, or the thickness of the first dummy pad is less than the thickness of the first connection pad or the thickness of the second dummy pad is less than the thickness of the second connection pad.SELECTED DRAWING: Figure 1
Patent JP-2021138330-A (JP)
Title: Air-conditioner for vehicle
Inventor: TAKEO KATSUYA
IPC: B60H1/32
Filed: 2020-03-09
Abstract: To provide an air-conditioner for a vehicle, which, even when a time required for the running-in operation of a compressor is different depending on a vehicle type, is able to efficiently perform the running-in operation.SOLUTION: An air-conditioner 1 for a vehicle includes a refrigerating cycle C having a compressor 3 operated by power from an engine 2, and operation/non-operation of the compressor 3 is controlled by an electronic control unit 21 for air-conditioning. When determining an initial start of the compressor 3, the electronic control unit 21 for air-conditioning estimates based on the number of revolutions of the engine 2 an amount of circulating refrigerant in a refrigerating cycle C and operates the compressor 3 at a predetermined number of revolutions or smaller until the amount of circulating refrigerant reaches a predetermined amount necessary for the refrigerant to be spread within the refrigerating cycle C.SELECTED DRAWING: Figure 1
Patent JP-2021144793-A (JP)
Title: Fuel cell system and method for operating fuel cell system
Inventor: KASAJIMA KEIJUN
IPC: H01M8/04746
Filed: 2020-03-10
Abstract: To provide: a fuel cell system which can be started up in a short time and in which the breakage and deterioration of cells in a fuel cell part at system startup can be prevented and also operation costs during the steady operation of the system can be reduced; and a method for operating the fuel cell system.SOLUTION: A fuel cell system includes a reforming reactor 20 generating hydrogen by subjecting fuel gas to a reforming reaction; and a hydrogen generator 31 generating hydrogen using hydrogenated metal. By the opening/closing operation of shutoff valves 33, 34 by a control unit 51, hydrogen from the hydrogen generator 31 is supplied to the fuel cell part 10 at system startup, and fuel gas including hydrogen reformed in the reforming reactor 20 is supplied to the fuel cell part 10 during the steady operation of the system.SELECTED DRAWING: Figure 1
Patent JP-2021142992-A (JP)
Title: Sealing system of egg pack
Inventor: YOKOSE KUNIYUKI
IPC: B65B7/26
Filed: 2020-03-11
Abstract: To provide a sealing system of an egg pack capable of sealing the egg pack regardless a state of the egg pack transported to a guide section.SOLUTION: A sealing system 10 of an egg pack includes a transportation section 1, a guide section 2, and a pack feeding section 3. The transportation section 1 transports an egg pack P. The guide section 2 guides a lid side flange P3 of the egg pack P sealed on the transportation section 1 to a body side flange in an overlapped state. The pack feeding section 3 applies a driving force in a transportation direction to the egg pack P to feed the egg pack P to the guide section 2.SELECTED DRAWING: Figure 1
Patent JP-2021144877-A (JP)
Title: Resin composition for bonding electrolyte film, resin film for bonding electrolyte film, and method for manufacturing resin film for electrolyte film
Inventor: TAKEI KUNIHIRO
IPC: C09J151/06
Filed: 2020-03-12
Abstract: To provide a resin composition for bonding an electrolyte film which enables the bonding in a short time, and which is hardly degraded by water, a resin film for bonding an electrolyte film, and a method for manufacturing a resin film for bonding an electrolyte film.SOLUTION: A resin composition for bonding an electrolyte film is to be used for bonding an electrolyte film. The resin composition comprises, as essential components, (A)an acid-modified polyolefin resin, and (B)a resin-based compound having two or more functional groups which react with a functional group of the electrolyte film in one molecule, and having four or more functional groups which react with an acid functional group of the acid-modified polyolefin resin (A) in one molecule. The functional groups that the resin-based compound (B) has are epoxy and hydroxyl groups, or epoxy groups, exclusively.SELECTED DRAWING: None
Patent JP-2021145077-A (JP)
Title: Semiconductor device
Inventor: IWAKAJI YOKO
IPC: H01L21/336
Filed: 2020-03-13
Abstract: To provide a semiconductor device in which the structure of a gate control circuit can be simplified.SOLUTION: A semiconductor device includes a semiconductor part, a first electrode on a back surface side of the semiconductor part, a second electrode on a front surface side thereof, and first and second control electrodes disposed inside a trench of the semiconductor part between the semiconductor part and the second electrode. The first and second control electrodes are insulated from the semiconductor part and the second electrode. The second control electrode is electrically isolated from the first control electrode. The semiconductor part includes a first layer with a first conductivity type, a second layer with a second conductivity type, a third layer with the first conductivity type, a fourth layer with the second conductivity type, a fifth layer with the second conductivity type, and a sixth layer with the second conductivity type. The second layer is provided between the first layer and the second electrode. The third layer and the fourth layer are provided selectively between the second semiconductor layer and the second electrode. The fifth layer is provided between the first layer and the first electrode. The sixth layer is provided between the first layer and the second control electrode and extends along the second control electrode.SELECTED DRAWING: Figure 1
Patent JP-2021151931-A (JP)
Title: Ceramic cutting tool, and cutting tool
Inventor: KUROKI YOSHIHIRO
IPC: C04B35/56
Filed: 2020-03-24
Abstract: To improve abrasion resistance of a cutting tool.SOLUTION: A ceramic cutting tool 1 comprises tungsten carbide, alumina, and zirconia. A plurality of specific tungsten carbide crystal grains WC1 each surrounded by alumina crystal grains AO without contacting another tungsten carbide crystal grain WC and having the largest grain diameter of not smaller than 0.01 μm and not larger than 0.20 μm, are present in an area of (4.5 μm)×(6.0 μm) on an optional position of a rake face thereof, with the closest distance between the specific tungsten carbide crystal grains WC1 is not shorter than 0.10 μm and not longer than 1.50 μm.SELECTED DRAWING: Figure 2
Patent JP-2021158714-A (JP)
Title: Yoke and yoke manufacturing method
Inventor: SONODA TAKAHIRO
IPC: H02K1/18
Filed: 2020-03-25
Abstract: To form a yoke in which a burr that is generated when an insulator is formed in a split yoke is suppressed.SOLUTION: A yoke is formed by arranging a plurality of split yokes 10 in a ring-like shape. Each of the split yokes 10 includes a back yoke portion 11 that extends in a circumferential direction of the yoke which is formed integrally by laminating a plurality of magnetic steel plates, a single tooth portion 12 that extends from the back yoke portion 11 in a radial direction of the yoke, and an insulator 13 that is formed of an insulating resin covering a region extending from the tooth portion 12 to the back yoke portion 11. When viewed from the direction of the axis core of the yoke, the insulator 13 includes an outer edge region 13E the thickness of which is stepwisely reduced toward an end of the back yoke portion 11.SELECTED DRAWING: Figure 4
Patent JP-2020109529-A (JP)
Title: Decoding method, computer program and decoding system
Inventor: BARBARA RESCH
IPC: G10L19/107
Filed: 2020-03-25
Abstract: To provide a method and device for performing audio encoding and decoding of a signal obtained by mixing components of different sound sources.SOLUTION: A method for decoding a bit stream signal as an audio time signal includes a step for decoding a preliminary audio time signal according to an encoding mode selected from among a plurality of encoding modes. The plurality of encoding modes include at least a first encoding mode including a post-filtering step for acquiring an audio time signal by applying a pitch enhancement filter to the preliminary audio time signal, and at least a second encoding mode which does not include the post-filtering step. The post-filtering step is selectively omitted in the first encoding mode on the basis of post-filtering information showing determination of an encoder side as to whether to omit the post-filtering step encoded into a bit stream signal.SELECTED DRAWING: Figure 5
Patent JP-2020100849-A (JP)
Title: Aromatic polycarbonate resin composition and optical molding
Inventor: SAKAKI YOICHIRO
IPC: C08K5/524
Filed: 2020-03-27
Abstract: To provide an aromatic polycarbonate resin composition which does not impair characteristics such as heat resistance and mechanical strength inherent to a polycarbonate resin, is excellent in heat stability, has high light transmittance, and is excellent in the light transmittance even when the obtained molding is heated.SOLUTION: An aromatic polycarbonate resin composition contains an aromatic polycarbonate resin (A), a phosphorus-based antioxidant (B), a fatty acid ester (C) and a specific aromatic compound (D), and contains 0.01-0.1 pts.wt. of the phosphorus-based antioxidant (B), 0.01-0.5 pts.wt. of the fatty acid ester (C) and 0.0001 pts.wt. or more and less than 0.05 pts.wt. of the specific aromatic compound (D), with respect to 100 pts.wt. of the aromatic polycarbonate resin (A).SELECTED DRAWING: None
Patent JP-2021156236-A (JP)
Title: Direct injection type fuel injection valve
Inventor: TSUNODA KENICHI
IPC: F02M61/18
Filed: 2020-03-27
Abstract: To enhance the durability of a fuel injection valve by making a valve seat member possess sufficiently-higher durability compared with before, in the direct fuel injection type fuel injection valve which is attached to an engine main body of an internal combustion engine, in which a valve casing accommodated with a valve member comprises a valve seat with/from which the valve member can contact or separate, a valve seat member having a fuel injection port which is opened and closed by a cooperation of the valve seat and the valve member, and a cylindrical case member to which the valve seat member is connected at one end part, and at least a part of the valve seat member is exposed to a combustion chamber of an engine main body, and which can inject fuel into the combustion chamber by the fuel injection port.SOLUTION: In a direct injection type fuel injection valve I in which at least a part of a valve seat member 11 is exposed to a combustion chamber 6, and which can inject fuel to the combustion chamber 6 by a fuel injection hole 28 formed at the valve seat member 11, the valve seat member 11 is constituted of martensitic stainless steel whose PI value is equal to or larger than 19, which contains at least N, and whose C content is equal to or lower than 0.3%.SELECTED DRAWING: Figure 1
Patent JP-2021154975-A (JP)
Title: tire
Inventor: KAWAKAMI TOMONORI
IPC: B05D7/00
Filed: 2020-03-30
Abstract: To provide a tire that makes rolling resistance performance and grip performance better than ever, without the need for a large-scale apparatus and a large number of steps.SOLUTION: A fluid dispersion containing at least a metallic oxide (titanium oxide particles 22) with a single-nano-level diameter is applied to a tire surface 21 so that the titanium oxide particles 22 can adhere to the tire surface 21. This constitution makes the rolling resistance performance and grip performance of a tire better than ever, without the need for a large-scale apparatus and a large number of steps.SELECTED DRAWING: Figure 2
Patent JP-2021162700-A (JP)
Title: Image forming apparatus
Inventor: TAKAHASHI MASAMITSU
IPC: G03G15/20
Filed: 2020-03-31
Abstract: To achieve accurate detection of the leakage of fixer.SOLUTION: An image forming apparatus (1) comprises: a liquid holding member (200) that holds a fixer (L) leaking from a supply unit (10) or a spray unit (13); and a liquid leakage detection sensor (210) that detects the fixer (L) held by the liquid holding member (200).SELECTED DRAWING: Figure 2
Patent JP-2020117524-A (JP)
Title: Combination of pd-1 antagonist and alk inhibitor for treating cancer
Inventor: LEENA DAS-YOUNG
IPC: A61P13/10
Filed: 2020-04-03
Abstract: To provide combination therapies for treatment of cancers, and in particular for treating cancers that test positive for ALK, PD-L1, or both ALK and PD-L1.SOLUTION: A pharmaceutical comprises an antagonist of a programmed death 1 protein (PD-1) for use in combination with an inhibitor of anaplastic lymphoma kinase (ALK) for treating cancer of a human. The PD-1 antagonist is an anti-PD-1 monoclonal antibody which comprises a heavy chain and a light chain, where the heavy and light chains comprise respective specific amino acid sequences. The ALK inhibitor is crizotinib or a pharmaceutically acceptable salt thereof.SELECTED DRAWING: None
Patent JP-2021164503-A (JP)
Title: Game machine
Inventor: ISHIZUKA KEITA
IPC: A63F7/02
Filed: 2020-04-04
Abstract: To improve amusement of a game.SOLUTION: A game machine includes control mode transition means which makes transition of a control mode from a second control mode to a first control mode, when a predetermined condition is satisfied in a specific game condition in which a determination mode is a second determination mode and the control mode is the second control mode, means which makes re-transition to the specific game condition with a specific probability, when a specific condition is satisfied before a determination, by determination means, of second special information stored in acquisition information storage means in the specific game condition is ended in a first predetermined game state after the transition to the first control mode, means which makes re-transition to the specific game condition with a probability lower than the specific probability, when the specific condition is satisfied after the determination, by the determination means, of the second special information stored in the acquisition information storage means in the specific game condition is ended in the first predetermined game state, and means which, when a storage number of pieces of second special information becomes a predetermined number in the first predetermined game state, displays information corresponding to that the storage number of pieces of second special information has become the predetermined number.SELECTED DRAWING: Figure 491
Patent JP-2021168051-A (JP)
Title: Prediction system, prediction method and standby location selection server
Inventor: NAKAE TATSUYA
IPC: G06Q50/26
Filed: 2020-04-10
Abstract: To provide a prediction system, a prediction method, and a standby location selection server that select a standby location allowing reduction of an on-site arrival time in consideration of dynamics of a plurality of moving objects.SOLUTION: In a standby location selection system, a standby location selection server 100 includes: a dispatchable vehicle position prediction unit 111 that receives standby location information including position information and standby locations preset as candidates for causing a moving object to stand by, dynamics information of the moving object and instruction information, calculates an estimated position of the moving object for each preset time when the moving object to be predicted heads for each of the standby locations based on the position information of the moving object included in the instruction information and the position information of the standby locations; and an optimal standby location calculation unit 112 that calculates an on-site arrival time of the moving object to a preset point for each predetermined subregion including the standby location based on the estimated position of the moving object for each time.SELECTED DRAWING: Figure 1