baber/WOPTO huggingface dataset:
Patent JP-2021154612-A (JP)
Title: Liquid ejection device
Inventor: OTANI TAIKI
IPC: B41J2/01
Filed: 2020-03-27
Abstract: To provide a liquid ejection device which comprises a print head with a memory mounted thereon, and can stably operate.SOLUTION: A liquid ejection device is provided, comprising: a print head having a memory stored with prescribed information; a carriage on which the print head is mounted, and which moves along a main scan direction; a determination circuit which sends a lead signal to the memory and receives a response signal to the lead signal, and determines that read abnormality of the memory occurs when the received response signal is not normal; and a cable which is electrically connected to the print head, and slides in association with movement of the carriage. The determination circuit determines that the cause of read abnormality is wiring abnormality of the cable when receiving a normal response signal in a first state that the carriage does not move and the cable does not slide, and receiving an abnormal response signal in a second state that the carriage moves and the cable slides.SELECTED DRAWING: Figure 13
Patent JP-2021157638-A (JP)
Title: Seat area selection system, seat area selection method, and program
Inventor: MEJIRO YUMI
IPC: G06Q10/10
Filed: 2020-03-27
Abstract: To provide a seat area selection system, a seat area selection method, and a program, which enables a table of the desired number of seats to be shared in a free address type of office.SOLUTION: The necessary number of tables on the day of use that limits the manner of use on a use date is calculated from among a plurality of tables in a free-address type of office on the basis of schedule information. The priority of group arrangement for determining the table used by each of first and second groups in an intended area is determined on the basis of the schedule information. The area of the first group whose priority of group arrangement is higher, including a first area relatively closer to an area for special use, is arranged so as to satisfy the necessary number of tables, the area of the second group whose priority of group arrangement is low is arranged in an area other than the area where the first group is arranged, so as to satisfy the necessary number of tables, and a free table which is permitted for use by the member of the first and second groups as necessary, is selected so as to satisfy the necessary number of tables.SELECTED DRAWING: Figure 3A
Patent JP-2021063972-A (JP)
Title: Polarizing plate with retardation layer and adhesive layers, and organic electroluminescence display device using the same
Inventor: OSADA MITSUE
IPC: C09J7/38
Filed: 2020-03-30
Abstract: To provide a polarizing plate with a retardation layer and adhesive layers, which offers superior durability in high-temperature high-humidity environments and significantly suppresses discoloration when used in organic EL display devices.SOLUTION: A polarizing plate with a retardation layer and adhesive layers is provided, comprising: a polarizing plate comprising a polarizer and a protective layer provided at least on a viewer side of the polarizer; a retardation layer bonded to a surface of the polarizing plate on a side opposite the viewer side via a first adhesive layer; and a second adhesive layer provided on the retardation layer on a side opposite the polarizing plate as the outermost layer. The first or the second adhesive layer contains a UV absorber, where the UV absorber content in the first or the second adhesive layer is 1-12 wt.%. The polarizing plate with the retardation layer and adhesive layers has a transmittance of 5% or less for the 380-nm wavelength.SELECTED DRAWING: Figure 1
Patent JP-2021161483-A (JP)
Title: Chemically phosphating treatment method and chemically phosphating treatment device of metal wire
Inventor: PHAM VAN DUC
IPC: C23C22/78
Filed: 2020-03-31
Abstract: To provide a chemically phosphating treatment method and a chemically phosphating treatment device of a metal wire which promote creation reaction of a phosphating film even without using a specific agent, even if large sized equipment is not used.SOLUTION: The chemically phosphating treatment method of a metal wire (3) is for continuously forming the phosphating film on the surface of the metal wire (3) by passing the metal wire (3) through chemically phosphating treatment liquid (16), a diffusion layer removing member (21, 31 and 41) is arranged in the chemically phosphating treatment liquid (16), and the diffusion layer formed near the surface of the metal wire (3) is removed by contacting or putting the diffusion layer removing member (21, 31 and 41) closer to a whole circle of the surface of the metal wire (3).SELECTED DRAWING: Figure 2
Patent JP-2021006897-A (JP)
Title: Method, apparatus and equipment for synthesizing voice in parallel, and computer-readable storage medium
Inventor: WANG WENFU
IPC: G10L13/04
Filed: 2020-04-07
Abstract: To provide a voice synthesizing method capable of not only improving a voice synthesis speed to provide real-time voice synthesis, but also securing quality of synthesized voice.SOLUTION: A method includes the steps of: dividing one text into a plurality of segments; acquiring, based upon this text, a plurality of initial hidden states to be used for a recurrent neural network of the plurality of segments; and putting the plurality of segments together in parallel based upon the plurality of initial hidden states and input features of the plurality of segments. In the process of using the recurrent neural network to put the plurality of segments together in parallel, a voice synthesis speed is improved by providing an initial hidden state for each segment by a hidden state prediction model to realize real-time voice synthesis and also reduce interruption of a hidden state between segments, thereby securing quality of the synthesized voice.SELECTED DRAWING: Figure 2
Patent JP-2021164975-A (JP)
Title: Robot control device
Inventor: ANDO MASAYUKI
IPC: B25J9/10
Filed: 2020-04-07
Abstract: To provide a robot control device that highly increases the speed of a robot operation according to a friction load change dependent on temperature.SOLUTION: Using a friction parameter estimated by friction estimation means 4, position command creation means 2 creates time-series data for a position command value at which speed and acceleration of a robot drive shaft is optimum. In addition, using another friction parameter candidate, the position command creation means 2 creates time-series data for a position command value in the background in advance; using the time-series data for the position command value that has already been created for each friction parameter candidate, the position command creation means operates a robot in a case where a temperature gradually increases in a cycle operation, etc. This makes it possible to highly increase the speed of a robot operation while restricting a time required to create time-series data for the position command value.SELECTED DRAWING: Figure 1
Patent JP-2020125489-A (JP)
Title: Polyester resin composition
Inventor: TAKAHASHI TAKU
IPC: B29C55/12
Filed: 2020-04-27
Abstract: To provide a carbon-neutral polyester film using biomass ethylene glycol.MEANS: A resin composition includes a polyester containing a diol unit and a dicarboxylic acid unit. The resin composition includes, with regard to the entire resin composition, 50-95 mass% polyester in which the diol component unit is ethylene glycol derived from biomass, and the dicarboxylic acid component unit is dicarboxylic acid derived from petroleum.SELECTED DRAWING: None
Patent JP-2020117816-A (JP)
Title: Rust prevention treatment method of metal material
Inventor: NAGAMINE SHINGO
IPC: C09D183/04
Filed: 2020-04-28
Abstract: To provide a metal material treatment method capable of heightening furthermore rust prevention performance of a metal material.SOLUTION: A metal material treatment method includes following steps 1 or 2; (step 1) a step for treating a metal material with chemical conversion treatment liquid A containing a zirconium compound and an amphoteric surfactant, or (step 2) a step including following steps 2a and 2b; (step 2a) a step for treating the metal material with chemical conversion treatment liquid B containing a zirconium compound, and (step 2b) a step for treating the metal material subjected to the chemical conversion obtained in step 2a with treatment liquid for siliceous film formation.SELECTED DRAWING: None
Patent JP-2021173402-A (JP)
Title: Rolling bearing and manufacturing method thereof
Inventor: ITO HIROSHI
IPC: C21D9/40
Filed: 2020-04-30
Abstract: To provide a rolling bearing whose indentation resistance is improved at low cost, and a manufacturing method thereof.SOLUTION: The present invention relates to a rolling bearing configured by holding a plurality of rolling elements so as to freely roll them between an inner ring and an outer ring. In the rolling bearing, on an orbital plane of at least one of the inner ring and the outer ring, a region which is not influenced by machine processing and in which the residual austenite quantity is 10% or more is defined as a first region and on an orbital plane in contact with the rolling elements, a region in which the residual austenite quantity is less than the residual austenite quantity in the first region and of which the hardness is higher than hardness of the first region is defined as a second region. In order to manufacture such a rolling bearing, a quenching and tempering treatment is applied to the inner ring and the outer ring and thereafter, machine processing is applied to the orbital plane of at least one of the inner ring and the outer ring on the condition that a maximum contact surface pressure with a processing jig, which is calculated on the assumption that only elastic deformation occurs is 8.2 GPa or higher.SELECTED DRAWING: None
Patent JP-2021176927-A (JP)
Title: Molding, tire, resin product, and method for producing molding
Inventor: KOSAI TOMOYUKI
IPC: C08J9/04
Filed: 2020-05-07
Abstract: To provide a light-weight molding having excellent fracture resistance.SOLUTION: A molding includes a crystalline copolymer having a conjugated diene unit and a non-conjugated olefin unit with the content of a butylene unit of 0 mol%. The molding includes a plurality of voids. The plurality of voids have a major axis diameter of 200 μm or less, and the voids having a major axis diameter of 50 μm or less makes up 50% or more of all the voids.SELECTED DRAWING: None
Patent JP-2021180356-A (JP)
Title: Portable terminal, information processing method and information processing program
Inventor: OGAMI YUICHIRO
IPC: H04N5/232
Filed: 2020-05-11
Abstract: To provide a portable terminal for storing a recommendation image having a different feature from that of a photographic image with the photographic image during photographing of the photographic image, an information processing method and an information processing program.SOLUTION: A smart phone includes a camera, an image storage part 16 for storing an image acquired from the camera, and a processor for controlling the camera. In the processor, a candidate image acquisition part 11 acquires a plurality of candidate images from the camera while the camera acquires image information, a photographic image acquisition part 12 acquires a photographic image from the camera when a photographing instruction is received, a feature amount calculation part 13 calculates feature amounts showing features showing the photographic image and each of the plurality of candidate images, and a selection part 14 selects a candidate image having larger difference of a feature amount from the photographic image than the other candidate images, and stores the candidate image with the photographic image in the image storage part.SELECTED DRAWING: Figure 3
Patent JP-2021180403-A (JP)
Title: Communication network system and illuminating fixture
Inventor: MIZUNUMA TAKAMASA
IPC: H04W16/28
Filed: 2020-05-13
Abstract: To provide a communication network system and an illuminating fixture capable of providing a high-speed large-capacity information distribution service to many terminals in a closed space while suppressing risk of propagation to the outside of the closed space.SOLUTION: A communication network system 1 that distributes information to a plurality of terminals 4 in a closed space 100, comprises: a network server 2; and a plurality of illuminating fixtures 3 each of which has an antenna for transmitting/receiving a millimeter wave band communication signal to/from the terminals 4.SELECTED DRAWING: Figure 1
Patent JP-2021180266-A (JP)
Title: Substrate for transfer of microstructure and manufacturing method thereof
Inventor: UEDA SHUHEI
IPC: H01L21/02
Filed: 2020-05-14
Abstract: To provide a substrate for transfer of a microstructure such as a micro LED having an engraving, which is less likely to cause an error in recognizing the engraving on a reading device and can continue reading stably.SOLUTION: A substrate 1 for transfer of a microstructure includes: a synthetic quartz glass substrate 10; and a silicone pressure-sensitive adhesive layer 20 provided on a surface 11 thereof. The surface 11 of the substrate 10 has an engraved mark 12.SELECTED DRAWING: Figure 1
Patent JP-2021181519-A (JP)
Title: Random copolymer, and its manufacturing method
Inventor: NAGAKI AIICHIRO
IPC: C08F220/18
Filed: 2020-05-18
Abstract: To provide, in anion polymerization, a method of efficiently manufacturing a random copolymer that has uniformly distributed different kinds of monomers and can exhibit novel physical characteristics.SOLUTION: A method of manufacturing random copolymers that a manufacturing method of a random copolymer due to a ribbing anion polymerization using a micro-reactor characterized in that by ribbing anionic polymerization using a microreactor, in which a first monomer having a monomer reactivity ratio r1 derived from a straight line obtained from Fineman-Ross plot (where, a correlation coefficient is R≥0.9) and a second monomer having monomer reactivity ratio r2 larger than the monomer reactivity ratio r1 are reacted at predetermined concentrations derived from Mayo-Lewis formula to obtain a random copolymer.SELECTED DRAWING: None
Patent JP-2021190266-A (JP)
Title: Fuel cell system
Inventor: HASEGAWA SHIGEKI
IPC: H01M8/0438
Filed: 2020-05-28
Abstract: To provide a fuel cell system capable of accurately controlling the gas flow rate and pressure ratio of a turbo type air compressor.SOLUTION: A fuel cell system includes a fuel cell, an air compressor, an oxidant gas supply flow path, an oxidant gas discharge flow path, an oxidant gas outlet valve, a bypass flow path, a bypass valve, an outside temperature sensor, a flow rate sensor, a rotation speed sensor, an angle sensor, a control unit, and a calculation unit that estimates the flow resistance Zd, total pressure, partial pressure, and energy of each part of the air compressor, the oxidant gas outlet valve, and the bypass valve.SELECTED DRAWING: Figure 1
Patent JP-2021187278-A (JP)
Title: Control device for four-wheel drive vehicle
Inventor: KATSUKURA YUKI
IPC: B60W10/119
Filed: 2020-05-29
Abstract: To provide a control device for a four-wheel drive vehicle that is able to improve the accuracy of vehicle-body speed estimation.SOLUTION: A control device for controlling a four-wheel drive vehicle is configured to be able to drive each of left and right front wheels and left and right rear wheels. Control means includes vehicle speed estimation means, shift position acquisition means, and positive/negative determination means. The vehicle speed estimation means estimates a vehicle-body speed, based on at least an integrated value of accelerations in a vehicle longitudinal direction of the four-wheel drive vehicle. The shift position acquisition means acquires a shift position. The positive/negative determination means determines positive/negative of an acceleration added by the vehicle speed estimation means, based on the shift position acquired by the shift position acquisition means. When the shift position acquired by the shift position acquisition means is switched to reverse a vehicle body traveling direction and, in addition, the absolute value of a converted vehicle speed calculated based on the rotational speed of each wheel becomes equal to or smaller than a predetermined threshold value, the positive/negative determination means switches between the positive and negative of the acceleration added by the vehicle speed estimation means.SELECTED DRAWING: Figure 2
Patent JP-2021187707-A (JP)
Title: Carbon material and use thereof
Inventor: BACK JIN SOK
IPC: H01G11/24
Filed: 2020-05-29
Abstract: To provide a composite carbon material which achieves high energy density, high output density, and longevity in an electric double-layer capacitor.SOLUTION: A composite carbon material involves a carbon material (A) and carbonaceous coating layer (B) coating its surface and satisfies a formula 1, wherein the formula 1 is C/E≤7.5 (C is a hydrogen molecule (H2) amount (μmol/g) detached from the composite carbon material measured in thermal desorption spectrometry (TDS) in a temperature rise from 80°C to 1400°C conducted to the composite carbon material; E is a carbon monoxide molecule (CO) amount (μmol/g) detached from the composite carbon material measured in a temperature rise from 500°C to 800°C in the thermal desorption spectrometry (TDS) conducted to the composite carbon material).SELECTED DRAWING: None
Patent JP-2020198098-A (JP)
Title: Prediction device, prediction method, training device, training method, and program
Inventor: ONKAR KRISHNA
IPC: G06T7/11
Filed: 2020-05-29
Abstract: To provide an FoA map prediction device capable of predicting an FoA map corresponding to a desired group by using a neural network.SOLUTION: A prediction device 100 includes: a prediction neural network that predicts a first FoA (Focus of Attention) of a first group from an input video frame series; and a conversion neural network that converts a first FoA map of a first group into a second FoA map of a second group using a trained conversion neural network.SELECTED DRAWING: Figure 1
Patent JP-2021187629-A (JP)
Title: Passenger conveyor
Inventor: OTA SEIJI
IPC: B66B23/04
Filed: 2020-05-29
Abstract: To provide a passenger conveyor that is able to suppress vibration of a moving handrail passing through a drive device.SOLUTION: A passenger conveyor includes a moving handrail 14, a drive device 13, a guide roller 37, and a guide roller 38. A curved portion 16 of the moving handrail 14 has a curved surface 16a continuing from a surface 15a. The guide roller 37 rotates in contact with the curved surface 16a. A curved portion 17 of the moving handrail 14 has a curved surface 17a continuing from the surface 15a. The guide roller 38 rotates in contact with the curved surface 17a.SELECTED DRAWING: Figure 4
Patent JP-2020202561-A (JP)
Title: Image forming apparatus
Inventor: TODA YOSHIZO
IPC: G03G21/00
Filed: 2020-06-01
Abstract: To provide an image forming apparatus that can perform communication designed for a plurality of radio communication standards with a portable communication terminal adjacent thereto without impairing convenience for a user.SOLUTION: An NFC communication substrate 4 and a BLE communication substrate 5 are adjacently arranged on a target unit 400 such that an NFC antenna unit 35 and a BLE antenna unit 44 are separated by a predetermined interval or more. That is, in an image forming apparatus, portions to which a user brings a portable communication terminal into proximity are put together into one portion on the target unit 400. In this case, when the portable terminal device is brought into proximity to the target unit 400, NFC communication is performed by the NFC communication substrate 4 and BLE communication is performed by the BLE communication substrate 5. That is, the user is only required to bring the portable communication terminal into proximity to one portion of the target unit 400 to allow execution of the NFC communication and the BLE communication between the image forming apparatus and the portable communication terminal, and thereby can prevent complication of operations and improve convenience for the user.SELECTED DRAWING: Figure 8
Patent JP-2021185859-A (JP)
Title: Lipoprotein cholesterol quantity determination method and kit
Inventor: ITO YASUKI
IPC: C12Q1/44
Filed: 2020-06-02
Abstract: To provide a method for determining quantity of cholesterol in lipoprotein in two steps using an automatic analyzer, without a pretreatment operation of a specimen, capable of suppressing self coloring of a reagent during preservation, a quantity determination kit used for the method and a preparation method.SOLUTION: There is provided a lipoprotein cholesterol quantity determination kit used for a method for determining quantity of cholesterol in lipoprotein, in two steps, the lipoprotein cholesterol quantity determination kit being in a specimen sample including (1) a first reagent composition including cholesterol esterase, cholesterol oxidase, and deriving to outside of a reaction system, cholesterol in lipoprotein other than a measurement object, and (2) a second reagent composition for determining quantity of cholesterol in lipoprotein which is a measurement object, in at least any of the first reagent composition and second reagent composition, at least a coupler, an iron complex, peroxidase, catalase, a hydrogen donator and a surface active agent are included, the coupler and the hydrogen donator are not included in the same reagent composition, in any of the first reagent composition and second reagent composition, in the same reagent composition, the coupler, the iron complex, and peroxidase do not coexist.SELECTED DRAWING: None
Patent JP-2021187993-A (JP)
Title: Water dispersion, coating agent for metal and coating film
Inventor: KIMURA TAKURO
IPC: C08F212/02
Filed: 2020-06-02
Abstract: To provide water dispersion remarkably excellent in metal adhesion, and capable of forming a coating film excellent also in wear resistance, a metal coating agent containing the water dispersion, as well as, a coating film.SOLUTION: The water dispersion of the present invention comprises, as a constituent monomer, a polymer containing a compound (A1) represented by the following formula (1-1) and a compound (A2) represented by formula (1-2), in which, in the polymer, when a content rate of the compound (A1) relative to a total amount of the compound (A1) and the compound (A2) is set to k(mol%), a value of k is 50<k<100.SELECTED DRAWING: None
Patent JP-2021191192-A (JP)
Title: Cover for cable lead-in port, and cover construction method
Inventor: ASO TOMONORI
IPC: H02B1/28
Filed: 2020-06-04
Abstract: To provide a cable lead-in port cover capable of eliminating a gap by closing an opening in the case where cables for being pulled into a cable lead-in port of a switchboard and the like are different in thickness and number.SOLUTION: A pair of right and left split pieces 11 capable of being freely split is formed. The split pieces 11 are combined together to form a frame body 10. A filling body 20 is formed from a compressively deformable material. The filling body 20 is stored in each of the split bodies 11. The right and left filling bodies 20 abut on a lateral periphery of a cable Q so as to unite the split bodies 11 with each other. The filling body 20 within the frame body 10 encloses a gap around the cable Q and closes it. The frame body 10 is attached to a lead-in port P1.SELECTED DRAWING: Figure 1