baber/WOPTO huggingface dataset:
Patent JP-2022158891-A (JP)
Title: Film production method
Inventor: KIBAYASHI TATSUYA
IPC: B29C48/275
Filed: 2022-01-06
Abstract: To provide a film production method allowing a high-quality film to be produced using a recycled raw material.SOLUTION: A film production method comprises a re-pelletization step of pelletizing a recycled raw material containing fragmented films thereby producing recycled pellets, a measurement step of measuring flowability of the recycled pellets, a management step of performing lot management of the recycled pellets on the basis of the measured flowability, a selection step of selecting a lot of the recycled pellets to be used for configuring an arbitrary layer from among multiple lots of the recycled pellets on the basis of the flowability of the arbitrary layer included in a film to be produced, and a production step of producing the film using the recycled pellets of the lot selected in the selection step.SELECTED DRAWING: Figure 3
Patent JP-2023103084-A (JP)
Title: Underwater radio communication device
Inventor: NOMI MOTOHIKO
IPC: H04B13/02
Filed: 2022-01-13
Abstract: To provide a device capable of achieving radio communication underwater.SOLUTION: An underwater radio communication device includes a host device 1 and an underwater device 2 that transmit and receive radio waves. The underwater device 2 includes: a transmission signal generation unit 5 that selectively generates a first transmission signal or a second transmission signal; a first underwater antenna 7 that generates a radio wave having a frequency within a first frequency band from the first transmission signal; and a second underwater antenna 8 that generates a radio wave having a frequency within a second frequency band higher than the first frequency band from the second transmission signal. The transmission signal generation unit 5 is configured to transmit the first transmission signal to the first underwater antenna 7 and the second transmission signal to the second underwater antenna 8.SELECTED DRAWING: Figure 1
Patent JP-2023104064-A (JP)
Title: magnesium wire
Inventor: YOSHIDA KAZUYA
IPC: C22C23/00
Filed: 2022-01-17
Abstract: To provide a magnesium wire which is flexible and easily bendable, yet resistant to bending.SOLUTION: A magnesium wire W according to the present invention is formed to a desired diameter by repeated drawing in a plurality of passes, wherein a relationship between a diameter d of the wire W and a diameter Di of an inscribed circle of a curved portion when bent without breaking in a plastic region satisfies Di/d≤10. Further, the magnesium wire W, when wound around a round shaft having a predetermined diameter Ds, is plastically deformed along the round shaft, and the wire, when released, only produces springback to an extent that a diameter difference Dr/Ds between a diameter Dr of a curved portion along the round shaft and the diameter of the round shaft is 1.3 or less in the diameter ratio Dr/Ds to the round shaft, so that it is easy to deform into a desired shape and maintain the shape. Therefore, it is possible to improve the deformability of medical mesh sheets, stents, and the like that are made of woven magnesium wires.SELECTED DRAWING: Figure 3
Patent JP-2022040295-A (JP)
Title: Coinjection device and program
IPC: A61J1/20
Filed: 2022-01-18
Abstract: PROBLEM TO BE SOLVED: To provide a coinjection device with which it is possible to limit the omission of preparatory work required aside from a coinjection process performed using the coinjection device. 
     SOLUTION: A coinjection device executes, for each piece of preparation data of an output target, a coinjection process in which medicine is sucked from a medicine container using a syringe, on the basis of the preparation data, and the medicine is injected from the syringe into an infusion container. Aside from the coinjection process, the coinjection device can determine if preparatory work must be carried out before executing the coinjection process, and output a preparation schedule list sheet displaying a list of the preparation data and the necessity of the preparatory work for each preparation data. 
     SELECTED DRAWING: Figure 32 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023111648-A (JP)
Title: Wheel loader
Inventor: UTSUMI YOSHIFUMI
IPC: E01H5/06
Filed: 2022-01-31
Abstract: To provide a wheel loader that can switch between snow removal and pulverization of an icy surface satisfactorily without exchanging an attachment.SOLUTION: A wheel loader 11 comprises: a blade 41 for pushing away snow on a ground surface GD; an edge 43 that extends along a bottom end of the blade 41, protrudes downward from the bottom end of the blade 41, and scrapes the snow off the ground surface GD; and a pulverization claw 47 that is placed after the edge 43 and is located at an actuated position approaching the ground surface GD compared to the edge 43 and at a non-actuated position moving away from the ground surface GD compared to the edge 43.SELECTED DRAWING: Figure 2
Patent JP-2023112516-A (JP)
Title: game machine
Inventor: OGAWA MASAYUKI
IPC: A63F7/02
Filed: 2022-02-01
Abstract: To provide a game machine capable of improving the amusement of games.SOLUTION: Regarding a special lottery at a final round (at the 950th round) in a normal state, a stop display of first special symbols is started upon a trigger of a definite command being sent from a main board 100, and at the same time a game state is shifted from the normal state to a second time-shortened state. Further, a time-shortened inrush presentation is performed during the first special symbols are being stop displayed. Therefore, even when power supply to the game machine is interrupted and then recovered during a variable display of the first special symbols, regarding the special lottery at the final round (at the 950th round) in the normal state, an amid time-shortened presentation can be started after the time-shortened inrush presentation having been performed.SELECTED DRAWING: Figure 18
Patent JP-2023113194-A (JP)
Title: Semiconductor device for power and rotary electric machine unit
Inventor: BETSUSHIBA NORIYUKI
IPC: H02K11/33
Filed: 2022-02-03
Abstract: To easily and directly connect an output terminal of a power module with a coil of a rotary electric machine while preventing reduction in the productivity of the power module.SOLUTION: A semiconductor device for power for supplying power to a rotary electric machine comprises a plurality of power modules which are respectively connected to a plurality of coils of the rotary electric machine. Each of the plurality of power modules includes: a body part; and an output terminal which is directly connected to the corresponding coil of the plurality of coils. The body part comprises: a first edge when viewed from the axial direction along a rotary shaft of the rotary electric machine; a second edge; and an oblique part connected to the first edge and the second edge. The output terminal is provided so as to be on the inner side of a region surrounded by a first virtual straight line along the first edge, a second virtual straight line along the second edge and the oblique part when viewed from the axial direction.SELECTED DRAWING: Figure 2
Patent JP-2023114141-A (JP)
Title: Hydrogenated terpene-polyphenol copolymer resin
Inventor: FUJIOKA TAKESHI
IPC: C08G61/08
Filed: 2022-02-04
Abstract: To provide a terpene-based resin which has excellent adhesion to highly polar adherends such as glass, and which has high transparency and good weather resistance; and an adhesive composition using the same.SOLUTION: Provided are: a hydrogenated terpene-polyphenol copolymer resin obtained by hydrogenating a terpene-polyphenol copolymer resin which can be obtained by polymerizing a terpene-based compound and a polyphenol-based compound; and an adhesive composition obtained by mixing the hydrogenated terpene-polyphenol copolymer resin with a base polymer.SELECTED DRAWING: None
Patent JP-2023115709-A (JP)
Title: adhesive structure
Inventor: MAENO YOHEI
IPC: C09J5/00
Filed: 2022-02-08
Abstract: To provide an adhesive structure that is less prone to degradation or deterioration due to heat, and also has high adhesive strength.SOLUTION: An adhesive structure includes: a substrate; and a protrusion portion having a plurality of protrusions, provided on at least a part of the surface of the substrate. The protrusion portion is composed of inorganic material. The plurality of protrusions are arranged periodically in a first direction and a second direction perpendicular to the first direction, respectively. The protrusions each have a sharp portion with a sharp tip. The average pitch between the protrusions in the first direction is within a range of 100 nm to 1500 nm. The average pitch of the protrusions in the second direction is within a range of 100 nm to 1500 nm. The average height of the protrusions is within a range of 100 nm to 2000 nm.SELECTED DRAWING: Figure 1
Patent JP-2023116995-A (JP)
Title: Nitride semiconductor device and manufacturing method for nitride semiconductor device
Inventor: TACHI TSUYOSHI
IPC: H01L21/337
Filed: 2022-02-10
Abstract: To suppress deterioration in performance of a nitride semiconductor device in a high-temperature environment.SOLUTION: A nitride semiconductor device 10 includes: an electron transit layer 16 formed by a nitride semiconductor; an electron supply layer 18 formed on the electron transit layer 16 and formed of a nitride semiconductor having a larger band gap than the electron transit layer 16; a gate layer 22 formed on a part of the electron supply layer 18 and formed of a nitride semiconductor including an acceptor type impurity; a gate electrode 24 formed on the gate layer 22; a passivation layer 26 having a first opening 26A and a second opening 26B; a source electrode 28 in contact with the electron supply layer 18 through the first opening 26A; and a drain electrode 30 in contact with the electron supply layer 18 through the second opening 26B. The gate layer 22 includes: a first gate layer 32 that is Ga polarity GaN; and a second gate layer 34 that is N polarity GaN formed on the first gate layer 32.SELECTED DRAWING: Figure 1
Patent JP-2023121231-A (JP)
Title: Wireless communication device and wireless communication method
Inventor: NOGUCHI MARIKO
IPC: H04W36/08
Filed: 2022-02-21
Abstract: To suppress deterioration of communication quality in a wireless communication device and a wireless communication method that perform handover.SOLUTION: A wireless communication device performs handover of switching connection to another base station device upon receiving a handover instruction from a connected base station device. The wireless communication device includes: a communication unit that performs wireless communication with the connected base station device; a measurement unit that measures radio wave conditions in communication with the connected base station device; a storage unit that stores measurement results of the measurement unit; and a control unit that implements handover suppression processing for suppressing handover when the number of handovers during a preset monitoring time is equal to or greater than a threshold and when the connected base station device is an optimum base station device determined based on the measurement results stored in the storage unit.SELECTED DRAWING: Figure 3
Patent JP-2023122805-A (JP)
Title: Virtual tape device, control method, and program
Inventor: NAKAJIMA MAKOTO
IPC: G06F3/06
Filed: 2022-02-24
Abstract: To provide a virtual tape device capable of operating a physical tape without the intervention of human operation, a control method, and a program.SOLUTION: A virtual tape device includes insertion detection means for detecting that a removable medium is inserted, load means for generating a virtual tape and loading the virtual tape in a virtual drive when the insertion detection means detects the insertion of the removable medium, unload detection means for detecting that the virtual tape is unloaded from the virtual drive, and write-out means for writing out data of the virtual tape whose unloading is detected by the unload detection means to the removable medium.SELECTED DRAWING: Figure 7
Patent JP-2023127304-A (JP)
Title: thick steel plate
Inventor: MIURA SHINICHI
IPC: C22C38/00
Filed: 2022-03-01
Abstract: To provide a thick steel plate having excellent corrosion wear resistance.SOLUTION: A thick steel plate contains C: 0.32% or more to 0.37% or less, Si: 0.05% or more and 1.00% or less, Mn: 0.20% or more and 2.00% or less, P: 0.001% or more and 0.030% or less, S: 0.0001% or more and 0.0100% or less, Al: 0.005% or more and 0.100% or less, Cu: 0.01% or more and 2.00% or less, with the balance being iron and inevitable impurities. The surface Brinell hardness, as measured by HBW10/3000, is 560 or more and 640 or less. The dislocation density is 5.0×1014/m2 or more and 4.0×1015/m2 or less.SELECTED DRAWING: None
Patent JP-2023127431-A (JP)
Title: Plug and packaging container
Inventor: OKAZAWA HIROSHI
IPC: B65D25/42
Filed: 2022-03-01
Abstract: To reduce the possibility of content leakage before separation of a band part.SOLUTION: A plug comprises a spout, a cap, a band part, and a breakage part. The spout has a side wall, an outer screw, a flange, and a notch formed to project outward. The cap has a top plate, a peripheral wall, and an inner screw. The band part has a band body, and a flap that restricts separation of the cap from the spout by abutting against a lower surface of the notch inside the band body. The breakage part connects the band body and the cap so as to separate at least a part of the band part from the cap when the cap is removed from the spout. The flap includes a base end part, and an inclined part formed so as to extend toward the top plate. A thickness of the inclined part of the flap is 0.5 mm or greater, and a distance between a tip of the flap and the lower surface of the notch is 0.25 mm or smaller.SELECTED DRAWING: Figure 5
Patent JP-2023007367-A (JP)
Title: Method of training semantic representation model, apparatus, device, and storage medium
Inventor: ZHANG SHUAI
IPC: G06F16/90
Filed: 2022-03-02
Abstract: To provide a semantic representation model training method, apparatus, device and storage medium, which allow a semantic representation of a sentence to include syntactic information without modifying a structure of a model.SOLUTION: A method of training a semantic representation model is provided, comprising: obtaining an anchor sample based on a sentence and obtaining a positive sample and a negative sample based on syntactic information of the sentence; processing the anchor sample, the positive sample, and the negative sample using the semantic representation model respectively so as to obtain an anchor-sample semantic representation, a positive-sample semantic representation and a negative-sample semantic representation; constructing a contrastive loss function based on the anchor-sample semantic representation, the positive-sample semantic representation, and the negative-sample semantic representation; and training the semantic representation model according to the contrastive loss function.SELECTED DRAWING: Figure 1
Patent JP-2022081564-A (JP)
Title: Exterior material for power storage device, manufacturing method thereof, and power storage device
IPC: H01M50/131
Filed: 2022-03-02
Abstract: PROBLEM TO BE SOLVED: To provide an exterior material for a power storage device that is composed of a laminate including at least a base material layer, a barrier layer, an adhesive layer, and a heat-sealing resin layer in this order, heat-seals the heat-sealing resin layers at a temperature lower than the conventional heat-sealing temperature (around 200°C) (for example, about 120°C) to form a power storage device, and in which the exterior material for the power storage device does not open even when the power storage device is exposed to an environment of about 100°C. 
     SOLUTION: An exterior material for a power storage device is composed of a laminate including at least a base material layer, a barrier layer, an adhesive layer, and a heat-sealing resin layer in this order. In the heat-sealing resin layer, a melting peak temperature is observed at 130°C or lower; and a melting peak temperature is observed at 135°C or higher in the adhesive layer. A resin constituting the heat-sealing resin layer has a polyolefin skeleton, and the resin constituting the adhesive layer has a polyolefin skeleton. 
     SELECTED DRAWING: None 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2022140343-A (JP)
Title: Microwave irradiation device
Inventor: YAMADA SHINJI
IPC: H05B6/78
Filed: 2022-03-03
Abstract: To provide a microwave irradiation device capable of suppressing generation of uneven heating.SOLUTION: A microwave irradiation device includes: a retainer 66 for retaining an irradiated object 90; a power supply fixture 20 configured to conduct with an oscillator 10; and an antenna 40 of a loop antenna 51, which makes an irradiation surface 42 an opening surface 54, configured to irradiate microwaves from an irradiation source 44 within an irradiation surface 42 by means of power supply by conduction through the power supply fixture 20.SELECTED DRAWING: Figure 1
Patent JP-2023001008-A (JP)
Title: Method for producing polyurethane foam and polyurethane foam
Inventor: TAKEYAMA HIDETAKA
IPC: C08G18/66
Filed: 2022-03-07
Abstract: To provide a method for producing a polyurethane foam which suppresses fine voids on the surface and can improve product quality.SOLUTION: The method for producing a polyurethane foam produces a polyurethane foam from a composition containing polyols, polyisocyanates, and a foaming agent. The foaming agent contains water and a hydrohaloolefin. The content A of the water is more than 0 pt.mass and 0.8 pt.mass or less based on 100 pts.mass of the polyols. The content B of the hydrohaloolefin is more than 0 pt.mass and 36 pts.mass or less based on 100 pts.mass of the polyols, and 0<(A/(A+B))×100≤9.0 is satisfied.SELECTED DRAWING: Figure 1
Patent JP-2022091785-A (JP)
Title: Image display device
IPC: C09K11/08
Filed: 2022-03-08
Abstract: PROBLEM TO BE SOLVED: To provide an image display device whose structure can be simplified and which uses a quantum dot. 
     SOLUTION: An image display device 10 comprises: a light source 20 which has a light-emitting element 23; a light shielding layer 30 which is arranged on an observer side with respect to the light-emitting element 23 and has an opening 30A at a position corresponding to the light-emitting element 23; an optical wavelength conversion layer 40 which is arranged in the opening 30A and includes an optical wavelength conversion particle 41 and a binder resin 42; and a pigmented layer 60 which is arranged in the opening 30 and on the observer side with respect to the optical wavelength conversion layer 40, transmits light whose wavelength is converted by the optical wavelength conversion particle 41 and absorbs light from the light-emitting element 23. The optical wavelength conversion particle 41 is the first optical wavelength conversion particle or the like which includes a light permeable resin particle 41B including at least any of one or more elements selected from a group consisting of sulfur, phosphor and nitrogen and a carboxylic acid and a quantum dot 41A contained in the resin particle 41B. 
     SELECTED DRAWING: Figure 1 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023130938-A (JP)
Title: Pulverizing, stirring, mixing, and kneading machine members
Inventor: MASHIMA KATSUYA
IPC: C22C29/02
Filed: 2022-03-08
Abstract: To improve impact resistance of pulverizing, stirring, mixing, and kneading machine members and enhance corrosion resistance of them, which are composed of cermets, disclosed in Patent Publication No. 6922110.SOLUTION: The present invention relates to pulverizing, stirring, mixing, and kneading machine members composed of cermets, which are produced by blending raw materials to have the elemental mass proportions of Ti: 15-40%, Mo: 2-29%, Cr: 1-15%, and C: 2-20%, with the combined total for Co and Ni being 30-55%, and the Co/Ni ratio being greater than 1, mixing them into mixed powder, molding the mixed powder into a pressed body, and sintering the pressed body. The cermets include three phases: a core phase 2 primarily composed of TiCN, a rim phase 3 surrounding the core phase, primarily composed of (Ti, Mo, Cr)(C, N), and a metallic phase 4. SEM observations do not reveal presence of a Mo2C phase and a chromium carbide phase.SELECTED DRAWING: Figure 1
Patent JP-2023136002-A (JP)
Title: Ballpoint pen tip, ballpoint pen, and ballpoint pen tip design method
Inventor: TANAKA YOSHIAKI
IPC: B43K1/08
Filed: 2022-03-16
Abstract: To enable writing only on a specific writing surface.SOLUTION: The ballpoint pen tip includes: a substantially cylindrical chip body 21a; and a transfer ball 21b that is rotatably held on a front end side of the chip body 21a and has a portion exposed forward from the chip body 21a. The transfer ball 21b is rolled onto a writing surface so that ink supplied into the chip body 21a is transferred from the transfer ball 21b to the writing surface. The transfer ball 21b is provided so that it rolls on a first writing surface S1 and does not roll on a second writing surface S2 which has different physical properties from the first writing surface S1.SELECTED DRAWING: Figure 11
Patent JP-2023139363-A (JP)
Title: Display control device and electronic apparatus
Inventor: FUKUYA JUN
IPC: G09G3/36
Filed: 2022-03-22
Abstract: To provide a display control device and an electronic apparatus with which it is possible to secure a desired operable duration at power outage time while suppressing an increase in capacity.SOLUTION: The display control device comprises: determination means that determines whether a detection voltage corresponding to the charge voltage of a capacitance in an electronic apparatus comprising a capacitance that is charged by a power supply and supplies electric power when the power supply goes down and display means that has a light source, is less than a reference voltage; and control means that causes electric power supply to the light source of the display means for turning the light source on to be stopped when it is determined by the determination means that the detection voltage is less than the reference voltage.SELECTED DRAWING: Figure 2
Patent JP-2022084893-A (JP)
Title: Modified bacteriophage
IPC: C07K19/00
Filed: 2022-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a modified bacteriophage capable of infecting a plurality of different target bacteria. 
     SOLUTION: A modified bacteriophage includes a toxin gene encoding a toxin protein which is toxic to target bacteria; the bacteriophage is lytic; and the bacteriophage expresses host range determinant proteins having a plurality of bacterial host specificities. 
     SELECTED DRAWING: None 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023147950-A (JP)
Title: Joint lock mechanism and robot device
Inventor: ISHIKAWA TOMOKI
IPC: B25J19/00
Filed: 2022-03-30
Abstract: To easily cancel restriction of relative turning of two linkages using a joint lock mechanism.SOLUTION: A joint lock mechanism 8 comprises: a bracket 81; an actuator block 82 which movably supports a slider 83 in a first direction and movably supports a pole 84 in a second direction; a connection member 85 which moves the pole 84 in the second direction according to movement of the slider 83 in the first direction; a coil spring 86 which energizes the slider 83 to one side in the first direction so that a plurality of external teeth 84t of the pole 84 are engaged with a plurality of internal teeth 810 of the bracket 81; a lock release actuator FA which moves the slider 83 according to supply of hydraulic fluid to the other side in the first direction against the energization force of the coil spring 86; and a manual lock release mechanism 90 which moves the slider 83 according to operation of a lever 91 to the other side in the first direction against the energization force of the coil spring 86.SELECTED DRAWING: Figure 14