baber/WOPTO huggingface dataset:
Patent JP-2022097475-A (JP)
Title: Information processing system, information processing method, and computer program
IPC: H04L51/046
Filed: 2022-02-01
Abstract: PROBLEM TO BE SOLVED: To increase a distributer's willingness to distribute a content and/or a viewer's willingness to view a content. 
     SOLUTION: An information processing system distributes a video and includes one or more computer processors. The one or more computer processors include: an acceptance unit that accepts selection of a first object from a first information processing terminal; a transmission unit that transmits, in accordance with the selection accepted by the acceptance unit, a predetermined notification to a second information processing terminal associated with the first object; a reception unit that receives a response to the predetermined notification from the second information processing terminal; a first determination unit that makes determination on a state of a first user related to the first information processing terminal; and a decision unit that decides on, on the basis of a result of the determination made by the first determination unit, a second screen to be displayed on the second information processing terminal. 
     SELECTED DRAWING: Figure 9 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2022062145-A (JP)
Title: Paper filler composition
IPC: D21D1/00
Filed: 2022-02-01
Abstract: PROBLEM TO BE SOLVED: To provide a method for preparation of an aqueous suspension involving a microfibrillated cellulose. 
     SOLUTION: Disclosed is a method for preparation of an aqueous suspension involving a microfibrillated cellulose, wherein the method includes a step of microfibrillating a fibrous substrate involving cellulose in an aquatic environment by pulverization in the presence of a pulverization medium which is to be removed after completion of pulverization, the pulverization is run without addition of an inorganic particle material which can be pulverized, the microfibrillated cellulose has a fiber gradient of approximately 20 to approximately 50, the pulverization is run by using a tower mill or a screen pulverizer, the pulverization medium exists at least in an amount of approximately 10 vol.% of the aquatic environment, and the fibrous substrate involving cellulose comprises a recycled pulp, or a paper making broke, or a paper making waste matter flow, or a paper making mill-derived waste matter, or a combination thereof. 
     SELECTED DRAWING: None 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2022051839-A (JP)
Title: Enzyme variants with improved ester synthase properties
IPC: C12N15/55
Filed: 2022-02-07
Abstract: PROBLEM TO BE SOLVED: To provide enzyme variants with improved ester synthase properties for the production of fatty acid esters, to provide recombinant host cells that express such variants, to provide cell cultures comprising the recombinant host cells, and to provide fatty acid ester compositions produced by such recombinant host cells. 
     SOLUTION: The present invention provides a variant ester synthase polypeptide that is genetically engineered so as to have at least one mutation at a particular amino acid position, and has fatty acid methyl ester activity improved as compared with a corresponding wild type polypeptide. 
     SELECTED DRAWING: Figure 3 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023116094-A (JP)
Title: Heavy duty pneumatic tire
Inventor: OKABE TARO
IPC: B60C9/18
Filed: 2022-02-09
Abstract: To provide a heavy duty pneumatic tire 2 capable of achieving stabilization of a tire grounding shape and alleviation of the load acting on a tread part while providing for weight saving.SOLUTION: A heavy duty pneumatic tire 2 comprises a tread 4, a carcass 12, a reinforcement layer 18 and a buffer layer 20. The reinforcement layer 18 comprises a belt 38 and a band 40. The buffer layer 20 is laminated on the carcass 12, and the end 20e of the buffer layer 20 is located outside the end 38e of the belt 38 in an axial direction. The belt 38 comprises first, second and third belt plies 42A, 42B and 42C. The buffer layer 20 is equipped with a seat part 60, and a pair of hump parts 62 located outside the seat part 60 in the axial direction and thicker than the seat part 60. Each of the pair of hump parts 62 has a maximum thickness Tb in the end 42Ae of the first belt ply 42A.SELECTED DRAWING: Figure 3
Patent JP-2022138120-A (JP)
Title: Scalable high-voltage control circuits using thin film electronics
Inventor: LU JENGPING
IPC: H01L21/336
Filed: 2022-02-10
Abstract: To provide scalable high-voltage control circuits.SOLUTION: A high-voltage switching device 100 includes a first stage having optical switches 110A-110J, first transistors 120A-120J connected to each optical switch, and second transistors 140A-140J connected to each optical switch and each transistor. The device also includes a second stage having a second optical switch, a third transistor connected to the second transistors and the second optical switch, and a fourth transistor connected to the second transistors, the second optical switch, and the third transistor.SELECTED DRAWING: Figure 1
Patent JP-2023118246-A (JP)
Title: Controller for combination vehicle
Inventor: NITTA NOBUHIRO
IPC: B62D6/00
Filed: 2022-02-15
Abstract: To provide a controller for a combination vehicle, capable of further appropriately estimating the length of a trailer.SOLUTION: A combination vehicle includes a tractor with a steering wheel and a trailer towed by a tractor. A controller for the combination vehicle includes an estimation section 42C. The estimation section 42C estimates a length of the trailer on the basis of a numerical expression including a virtual steering angle speed in a parameter. The numerical expression is obtained by solving a coalition equation of an equation of motion of a hitch angle speed which is a time change rate of a hitch angle β and an equation of motion of a virtual steering angle speed which is a time change rate of a virtual steering angle α2 of the trailer, for determining the length of the trailer.SELECTED DRAWING: Figure 5
Patent JP-2022132157-A (JP)
Title: Organic electroluminescent materials and devices
Inventor: TYLER FLEETHAM
IPC: C07F19/00
Filed: 2022-02-24
Abstract: To provide opto-electronic devices that make use of organic materials.SOLUTION: Provided are new compositions of matter for host materials in OLEDs by incorporating deuterated moieties in organic molecules. Also provided are compositions comprising these deuterated compounds. Further provided are OLEDs and related consumer products that utilize these deuterated compounds.SELECTED DRAWING: Figure 1
Patent JP-2023124076-A (JP)
Title: Fitting
Inventor: ISHII HIRONORI
IPC: E05F17/00
Filed: 2022-02-25
Abstract: To reduce the manufacturing cost.SOLUTION: A fitting which includes an inner sash 20A and an outer sash 20B that are arranged in a door frame 10 and in which the inner sash 20A and the outer sash 20B are brought into concurrent vertical movements in mutually opposite directions by being linked by a wire 40 suspended via a block 41 provided on door vertical frames 13 and 14. A guide groove 26 is provided along a vertical direction on a depth surface opposed to the door vertical frames 13 and 14 on a stile 24A side of the inner sash 20A side, a stopper member 47 is provided, and an abutting member 45, which is provided on one end part of the wire 40, is inserted into the guide groove 26 from a lower end part to abut on the stopper member 47.SELECTED DRAWING: Figure 8
Patent JP-2023127179-A (JP)
Title: In-vehicle device, information processing method, and program
Inventor: SUNAGAWA MIKA
IPC: G08G1/16
Filed: 2022-03-01
Abstract: To appropriately determine conditions of users.SOLUTION: An in-vehicle device 1 includes: a camera 5 that is installed at a position near a ceiling in a cabin of a vehicle and generates an image of a user in the cabin of the vehicle; a line-of-sight detection unit 11 that detects the line of sight of the user reflected in the image generated by the camera 5; a determination unit 12 that determines whether or not the user's line of sight detected by the line of sight detection unit 11 is directed toward a predetermined area including a room mirror provided in the vehicle; a state estimation unit 13 that estimates the state of the user from the image generated by the camera 5 and generates state information indicating the estimated state; a correction unit 14 that corrects the state information generated by the state estimation unit 13 using the result of the determination by the determination unit 12; and a presentation unit 20 that presents the state information after correction by the correction unit 14.SELECTED DRAWING: Figure 2
Patent JP-2022136993-A (JP)
Title: Vehicle body front structure
Inventor: SUZAKI MITSUNARI
IPC: F21S43/20
Filed: 2022-03-03
Abstract: To provide a vehicle body front structure capable of reducing wind noise.SOLUTION: A vehicle body front structure includes: a windshield 3; and a lighting body unit 4 provided beside and along an end surface 3a of the windshield 3 in a vehicle width direction. The lighting body unit 4 has a lighting body, and an outer lens 6 disposed along the end surface 3a of the windshield 3 and transmitting light from the lighting body. A gap 10 is provided between the windshield 3 and the outer lens 6. The outer lens 6 has a front surface portion 7 facing a front side of a vehicle, and a side surface portion 8 extending toward a rear side of the vehicle from an end portion 7a of the front surface portion 7 on the windshield side. A chamfered portion 6a is provided at an outside corner portion 11 formed by the front surface portion 7 and the side surface portion 8.SELECTED DRAWING: Figure 2
Patent JP-2023130582-A (JP)
Title: Piezoelectric single crystal composite resonator
Inventor: YOKOKAWA KEI
IPC: H10N30/853
Filed: 2022-03-08
Abstract: To provide a piezoelectric single crystal composite resonator with a high electromechanical coupling coefficient and excellent productivity.SOLUTION: A piezoelectric single crystal composite resonator according to the present invention includes multiple piezoelectric single crystal columns, and a resin placed between the piezoelectric single crystal columns, and is a 2-2 type that is polarized in the thickness direction and utilizes an electromechanical coupling coefficient of a vibration mode parallel to the thickness direction, the column of the piezoelectric single crystal includes a column (1) and a column (2) having different widths, when the thickness is t (mm), the width of the column (1) is w1 (mm), and the width of the column (2) is w2 (mm), w1/t is 0.3 to 0.6, w2/t is greater than 0.6, and w2/w1 is 1.5 or more.SELECTED DRAWING: Figure 1
Patent JP-2023133717-A (JP)
Title: Electrode manufacturing method and liquid composition set
Inventor: KUSAYANAGI MINEHIDE
IPC: H01M4/04
Filed: 2022-03-14
Abstract: To provide an electrode manufacturing method that can form a uniform insulating layer on a surface of an electrode substrate.SOLUTION: An electrode manufacturing method includes: a first liquid composition application step of applying a first liquid composition to a surface of an electrode substrate having an opening on the surface before a second liquid composition containing particles so as to allow deposition of the second liquid composition on the surface; a first liquid composition solidification step of solidifying the first liquid composition applied to the surface; and a second liquid composition deposition step of applying the second liquid composition to the surface to be in contact with the solidified first liquid composition to deposit the second liquid composition on the surface.SELECTED DRAWING: None
Patent JP-2023135087-A (JP)
Title: Nozzle opening control device
Inventor: INABA KAZUKI
IPC: F02B37/12
Filed: 2022-03-15
Abstract: To suppress deterioration of fuel economy.SOLUTION: A nozzle opening control device 1 for controlling a nozzle opening of a variable nozzle turbocharger 3 mounted to a vehicle 2 includes: an idling state determination section 11 that determines whether or not an engine 6 of the vehicle 2 is in an idling state; a long-term vehicle stop state determination section 14 that determines whether or not the vehicle 2 is in a long-term vehicle stop state where it cannot start immediately; and a nozzle opening control section 15 that controls a nozzle opening of the variable nozzle turbocharger 3. When the idling state determination section 11 determines that the engine 6 is in the idling state and the long-term vehicle stop state determination section 14 determines that the vehicle is in the long-term vehicle stop state, the nozzle opening control section 15 increases the nozzle opening.SELECTED DRAWING: Figure 2
Patent JP-2023135844-A (JP)
Title: Breather structure of internal combustion engine
Inventor: SUGIURA HIROYUKI
IPC: F01M13/00
Filed: 2022-03-16
Abstract: To reduce resistance of power transmission caused by engine oil while smoothly recirculating blow-by gas to an air cleaner.SOLUTION: A breather structure 100 of an internal combustion engine has a breather chamber 101 for recirculating blow-by gas to an air cleaner in a valley of a pair of cylinders constituting a V-type engine. The breather structure 100 has a breather duct 130 having a communication passage 131 in communication with the breather chamber 101. The breather duct 130 has a blocking part 134 for blocking intrusion of splashes from a transmission member 140 for transmitting power to a camshaft into the communication passage 131.SELECTED DRAWING: Figure 5
Patent JP-2023139365-A (JP)
Title: R-t-b based sintered magnet
Inventor: FURUSAWA DAISUKE
IPC: H01F1/057
Filed: 2022-03-22
Abstract: To provide an R-T-B based sintered magnet having a high Br and a high HcJ while reducing use of a heavy rare earth element RH.SOLUTION: An R-T-B based sintered magnet herein disclosed comprises: main phases composed of an R2T14B compound; and grain boundary phases each located at a grain boundary of the main phases. The grain boundary phase contains an R-T-M compound (M represents at least one kind selected from a group consisting of Ga, Cu, Zn, Al and Si) and an R-M compound. In any cross section, the sum total of an areal rate of the R-T-M compound and an areal rate of the R-M compound is 1.5% or more and 3.5% or less; the areal rate of the R-T-M compound is 0.4% or more and 2.5% or less, and the areal rate of the R-M compound is 0.4% or more and 2.5% or less.SELECTED DRAWING: Figure 3
Patent JP-2023016680-A (JP)
Title: Method and system for managing data privacy during execution of cooperative calculation in distributed platforms
Inventor: SAYED KASHIF SHAUKAT
IPC: G06F21/62
Filed: 2022-03-22
Abstract: To provide a method and system for managing data privacy while cooperative calculation is carried out in distributed platforms.SOLUTION: A distributed platform creates one or a plurality of groups of one or a plurality of participant data proprietors in a cooperative calculation by a protected shared data structure, creates a balance between desired data privacy and usefulness, with each of the created one or plurality of groups associated with calculation technology as raw, noise-added or encrypted process on the basis of the reliability level associated with the group, identifies a sequence of sharing data between a pair of participant data proprietors in each of the one or plurality of groups, and encrypts one calculation result within the one or plurality of groups. The distributed platform further provides an encryption key to each of the one or plurality of participant data proprietors in each of the one or plurality of groups in order for accessing the encrypted calculation result.SELECTED DRAWING: Figure 6
Patent JP-2023139488-A (JP)
Title: Ic card, portable electronic device, and ic card processing system
Inventor: TANGE DAISUKE
IPC: G06K19/073
Filed: 2022-03-22
Abstract: To provide an IC card, a portable electronic device, and an IC card processing system that can easily confirm that multiple pieces of held data are normal.SOLUTION: According to an embodiment, an IC card includes a communication unit, a storage unit, and a control unit. The communication unit communicates with an external device. The storage unit stores multiple pieces of data, which become a related data set. The control unit executes command processing according to a specific command received from the external device, and, if data, which becomes a data set related to data used for the command processing, does not exist in the storage unit, transmits a response including a processing result according to the specific command and a status indicating a warning to the external device.SELECTED DRAWING: Figure 1
Patent JP-2023139762-A (JP)
Title: cam clutch
Inventor: KUSUNOKI Sota
IPC: F16D41/08
Filed: 2022-03-22
Abstract: To provide a cam clutch which can perform a smooth operation including a switching operation of an operation mode by preventing the occurrence of biting of a cam with a simple structure, and is achieved in a high function and size reduction.SOLUTION: A cam clutch 100 of the present invention comprises: an outer ring side cage ring 160 employed with a first cam 130a and a second cam 130b which are different in engagement directions as engagement pieces for transmitting and blocking the transmission of torque between an inner ring 110 and an outer ring 120, movably arranged in an axial direction as an operation mode switching mechanism 150 for switching an operation mode of the cam clutch 100, and constituted so as to be changeable in a posture of the first cam 130a; an inner ring side cage ring 170 movably arranged in the axial direction, and constituted so as to be changeable in a posture of the second cam 130b; and a position regulation cage ring 180 for regulating a degree of freedom of the movement of the outer ring side cage ring 160 and the inner ring side cage ring 170 in a peripheral direction.SELECTED DRAWING: Figure 1
Patent JP-2022084830-A (JP)
Title: Method for recovering two or more genes, or gene products, encoding immunoreceptor
IPC: C12N15/63
Filed: 2022-03-24
Abstract: PROBLEM TO BE SOLVED: To provide a method for recovering two or more genes, or gene products, encoding an immunoreceptor. 
     SOLUTION: A method in which two or more genes, or gene products, are comprised in a given source cell comprises each of the following steps: (a) encapsulation of source cells together with an mRNA capturing moiety in microreactors; (b) lysis of the cells in the microreactors, release of the cellular mRNA in the lumen of the microreactors, and subsequent attachment thereof to the mRNA capturing moiety; (c) reverse transcription of the mRNA attached to the mRNA capturing moieties to obtain the corresponding cDNA gene products; (d) creating a construct that encompasses the two or more gene products encoding the subunits of the immunoreceptor; and (e) cloning of the PCR product into a plasmid vector to obtain a bicistronic or multicistronic expression construct. 
     SELECTED DRAWING: None 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023141398-A (JP)
Title: Method for producing vinylpyridine/styrene sulfonate random copolymer
Inventor: OZOE SHINJI
IPC: C08F212/14
Filed: 2022-03-24
Abstract: To provide a method for producing vinylpyridine/styrene sulfonate random copolymers and copolymer films having desired molecular weights and compositions from stable and high-concentration monomer aqueous solution.SOLUTION: When preparing an aqueous solution of vinylpyridine having low solubility in water, allowing for coexistence with lithium styrene sulfonate or N,N-dimethylcyclohexylamine styrene sulfonate increases the solubility of vinylpyridine, resulting in the preparation of high-concentration monomer aqueous solution, which is polymerized to produce vinylpyridine/styrene sulfonate random copolymers and copolymer films.SELECTED DRAWING: None
Patent JP-2023141762-A (JP)
Title: Hip rest for vehicle
Inventor: YAMAGUCHI YOKO
IPC: B61D33/00
Filed: 2022-03-24
Abstract: To provide a hip rest for a vehicle on which passengers of different heights, from tall adults to short children, can sit or lean comfortably.SOLUTION: Provided is a hip rest 10 for a vehicle, which is installed on an inner wall surface NH of a vehicle constituting a free space TM of a railway vehicle TS, and is provided with a plurality of support portions 2 on which a part of a standing passenger TK can be placed or rested. The support portion includes: a support body portion 21 that protrudes in a curved manner toward the inside of the vehicle and has a built-in cushion member 22; an upper support portion 23 extending upward from a vehicle outer portion 211b at an upper end portion 211 of the support body portion; and a lower support portion 24 extending downward from a vehicle inner portion 213a at a lower end portion 213 of the support body portion and formed to be elastically deformable toward the vehicle outer side.SELECTED DRAWING: Figure 1
Patent JP-2023142528-A (JP)
Title: Game machine
Inventor: KAWAGISHI HIROSHI
IPC: A63F5/04
Filed: 2022-03-25
Abstract: To provide a game machine capable of reducing manufacturing costs.SOLUTION: Multiple marks printed on a main control board are configured so as to be capable of specifying each different inherent information, a beltlike member can set to a state in which inherent information can be read individually each or a state in which it cannot be read individually each, and a first mark can specify inherent information showing a first model in a first manufacturer, a second mark can specify inherent information showing a second model in the first manufacturer, a third mark can specify inherent information showing a third model in a second manufacturer, and a fourth mark can specify inherent information showing a fourth model in the second manufacturer.SELECTED DRAWING: Figure 35
Patent JP-2023146471-A (JP)
Title: Solid fat composition
Inventor: OHIRA TAKUYA
IPC: A23D9/00
Filed: 2022-03-29
Abstract: To provide a solid fat composition which is easy to manufacture because of being capable of homogeneously containing a fat insoluble component, and which is easy to use because of being solid at ordinary temperature.SOLUTION: A solid fat composition is obtained in the following manner that includes: heating and dissolving, in an arbitrary fat, two or more kinds of polyglyceryl fatty acid esters different in viscosity behavior when being added to fat; dispersing and stirring at 40-60°C an arbitrary fat insoluble component, such as salt, sugar, amino acid, and spices; and loading and molding while maintaining dispersibility of the fat insoluble component.SELECTED DRAWING: Figure 1
Patent JP-2023152340-A (JP)
Title: Prediction method and prediction device
Inventor: MORI JUNICHI
IPC: H02J3/00
Filed: 2022-04-04
Abstract: To provide a technique of suppressing a load of simulation processing while securing a prediction accuracy.SOLUTION: A prediction device for predicting the change of a voltage of a power system, comprises: a simulation processing part that executes simulation processing for predicting the change of a voltage in each first division region preset by a predetermined first operation period; an extraction part that extracts an unstable portion that the change of the predicted voltage is deviated from a predetermined acceptable range; and a setting part of resetting a plurality of second division regions obtained by finely dividing a second operation period obtained by finely dividing the first operation period or the first division region to the first division region corresponded to the unstable portion. The simulation processing part executes the simulation processing in the second operation period or the second division region, reset to the first division region corresponded to the unstable portion, and predicts the change of the voltage.SELECTED DRAWING: Figure 1