baber/WOPTO huggingface dataset:
Patent JP-2021072261-A (JP)
Title: All-solid battery
Inventor: MIZUNO YOSHIFUMI
IPC: H01M10/0585
Filed: 2019-11-01
Abstract: To provide means minimizing an increase in contact resistance between a solid electrolyte layer and a negative electrode active material layer, thereby capable of preventing an increase in internal resistance of a battery, in an all-solid battery.SOLUTION: An all-solid battery includes a power generation element including: a positive electrode; a negative electrode in which a negative electrode active material layer containing a negative electrode active material that contains metallic lithium or a lithium-containing alloy is disposed; and a solid electrolyte layer interposed between the positive and negative electrodes and containing a sulfide solid electrolyte. There is provided, in at least part on a surface of the solid electrolyte layer on a negative electrode active material layer side, a region where lithium (Li), phosphorous (P), sulfur (S) and oxygen (O) are contained and the atomic ratio (O/S ratio) of an oxygen (O) atom to a sulfur (S) atom is more than 0.4 and less than 0.8.SELECTED DRAWING: Figure 2
Patent JP-2020075127-A (JP)
Title: Bone screw with 3d printed thread locking feature
Inventor: EDWARD P KAVANAGH
IPC: A61B17/80
Filed: 2019-11-06
Abstract: To provide a bone screw assembly.SOLUTION: The bone screw assembly includes a first body, a second body, and a thread locking assembly that may couple the first body with the second body. The first body includes a proximal portion, a distal portion that may pierce a bone in response to the rotation of the first body about the longitudinal axis, and a first threaded section that may engage with the bone. The second body defines a through hole that may receive the distal portion of the first body. The thread locking assembly includes a first thread locking section associated with the proximal portion of the first body, and a second thread locking section associated with the through hole of the second body. Either the first threaded locking section or the second threaded locking section deforms the other in response to the rotation of the first threaded locking section relative to the second threaded locking section.SELECTED DRAWING: Figure 1
Patent JP-2021015952-A (JP)
Title: Ultraviolet led and method for manufacturing the same
Inventor: HUANG XIAOHUI
IPC: H01L33/06
Filed: 2019-11-11
Abstract: To provide an ultraviolet LED and a method for manufacturing the same.SOLUTION: An ultraviolet LED includes: a substrate; and a non-doped AltGa1-tN layer, an N-type AlwGa1-wN layer, an AlxGa1-xN/AlyGa1-yN multi-quantum well layer, an electron barrier layer and a hole injection layer which are formed in order in a stacked manner from the substrate to the top. The hole injection layer includes at least one sub layer, and the sub layer includes at least two of a P-type AluGa1-uN layer, a P-type AlvGa1-vN, and a P-type GaN layer where 0<t<1, 0<w<1, 0<y<x<1, 0<v≤1, 0<u≤1 and u≠v are satisfied, these layers being formed in a stacked manner. An ultraviolet LED provided by the present invention can be improved in luminous efficiency by a hole injection layer with a periodic structure.SELECTED DRAWING: Figure 6
Patent JP-2021074687-A (JP)
Title: Ion exchanger
Inventor: OHIRA JUNKO
IPC: B01J47/022
Filed: 2019-11-12
Abstract: To provide an ion exchanger capable of securing strength required for a peripheral wall of a cap.SOLUTION: The ion exchanger includes a housing opened upward, an ion exchange resin provided in the housing, and a cap 8 for blocking the opening by being screwed into the opening of the housing. In the ion exchanger, a coolant flowing into the housing passes through the ion exchange resin in the housing, and then flows out of the housing. The cap 8 includes peripheral walls 25 which are formed around a rotation center RC when being screwed into the opening of an upper end of the housing and project upward from an upper surface 8b of the cap 8, and ribs 26 which are formed so as to connect the inside surface of the peripheral wall 25 and the upper surface 8b of the cap 8.SELECTED DRAWING: Figure 4
Patent JP-2021076766-A (JP)
Title: Learning assistance system and learning assistance method
Inventor: YAMADA KOJI
IPC: G06Q50/20
Filed: 2019-11-12
Abstract: To provide a learning assistance system with which it is possible to efficiently perform learning.SOLUTION: An information provision unit 11 provides a learner terminal 2 with lecture information that indicates a lecture and problem information that indicates a question associated with the learning content of the lecture, as learning assistance information for assisting learning. A correct/incorrect determination acquisition unit 12 acquires, for each question information, the correct/incorrect determination result of having determined whether the answer of a learner to the question is correct or incorrect. A countermeasure execution unit 13 determines, on the basis of each correct/incorrect determination result, whether or not the learner has understood the learning content. When the leaner does not understand the learning content, the countermeasure execution unit 13 estimates, on the basis of each correct/incorrect determination result, the cause of why the learning content is not understood, and executes a countermeasure process of having the learning content understood in accordance with the estimated cause.SELECTED DRAWING: Figure 1
Patent JP-2021081191-A (JP)
Title: Fracture toughness test device and fracture toughness test method
Inventor: HOSOI ATSUSHI
IPC: G01N3/00
Filed: 2019-11-14
Abstract: To make evaluation possible for the fracture toughness of a test piece in a pure mode excluding the influence of the thermal residual stress when thermal residual stress exists in the test piece formed by joining dissimilar materials.SOLUTION: A fracture toughness test device 10 includes: test load acting means 17 for applying a predetermined test load to a test piece 11 in which thermal residual stress exists; and canceling load acting means 18 that applies a canceling load to the test piece 11 so as to cancel the thermal residual stress of the test piece 11. The canceling load acting means 18 includes: a pressing force applying unit 23 that operates to apply pressing force to the test piece 11 as a canceling load; and a pressing force determination unit 24 that determines the magnitude of the pressing force. In the pressing force determining unit 24, the magnitude of the pressing force is calculated by a mathematical expression stored in advance so that components of an energy release rate corresponding to a crack/deformation state of an in-plane shear type become zero.SELECTED DRAWING: Figure 1
Patent JP-2021082927-A (JP)
Title: Image reading device and image processing device
Inventor: YOSHIDA SATOSHI
IPC: H04N1/04
Filed: 2019-11-18
Abstract: To suppress the deterioration in the operability of an image reading device.SOLUTION: An image reading device comprises: a conveyance path which conveys a document placed on a tray in the conveyance direction; regulation means which has a first regulation member and a second regulation member that are configured to be movable in the width direction orthogonal to the conveyance direction and regulates the document placed on the tray from both sides of the width direction; reading means which reads an image at a reading position of the conveyance path; detection means which detects a value of an angle of the document in the read image indicated by the image data read by the reading means in a period from the time before the document reaches the reading position to the time when at least the document passes through the reading position; correction means which corrects the image data; and control means which controls the correction means based on the value of the angle detected by the detection means. The control means decides whether or not to cause the correction means to perform correction of the image data based on a prescribed detection value or prescribed setting value when the value of the angle detected by the detection means is larger than a threshold.SELECTED DRAWING: Figure 6
Patent JP-2021085902-A (JP)
Title: Map display device
Inventor: UEDA AKITSUGU
IPC: G09B29/00
Filed: 2019-11-25
Abstract: To provide a map display device that can display a world map for the entire world with a longitude of a freely selected place as a center.SOLUTION: A storage unit 10 includes: a map data storing unit 11 for storing map data formed by dividing a world map into tiles; and a feature data storing unit 12 for storing feature data. A DB operation unit 20 includes a map data acquisition unit 21 and a feature data acquisition unit 22. A data operation unit 30 includes a map data operation unit 31 and a feature data operation unit 32. A screen unit 40 has a screen display unit 41, which virtually expands the map data and the feature data in a longitude direction for at least two cycles of the earth and does not display a range unnecessary to be displayed.SELECTED DRAWING: Figure 1
Patent JP-2021084865-A (JP)
Title: Dental curable composition
Inventor: NOMURA NAOTO
IPC: A61K6/884
Filed: 2019-11-26
Abstract: To provide a dental curable composition that can be suitably used as a dental composite resin with high color compatibility even when used for the restoration of class III and IV cavities, without using a pigment material or dye material.SOLUTION: Provided is a dental curable composition containing: a polymerizable monomer component; an inorganic spherical filler that has an average primary particle size in the range of 100-1,000 nm and in which 90% or more of the total number of particles in the number-based particle size distribution exists in the range of 5% before and after the average primary particle size; an amorphous inorganic filler in the range above 1,000 nm and below 3,000 nm; and a polymerization initiator, wherein nFB>nP and 0.000≤nFC-nP≤0.002 when the refractive index of the cured product of the polymerizable monomer component at 25°C is nP, the refractive index of the inorganic spherical filler at 25°C is nFB, and the refractive index of the amorphous inorganic filler at 25°C is nFC.SELECTED DRAWING: None
Patent JP-2021085735-A (JP)
Title: Movement for timepiece and timepiece
Inventor: TANAKA YUYA
IPC: G04C3/00
Filed: 2019-11-27
Abstract: To provide a movement for a timepiece and a timepiece that can precisely detect a reference position of an indicator.SOLUTION: A movement 4 comprises: a first motor 20A that includes a rotor rotating one step at a time and rotates an hour hand by rotation of the rotor 22; a 3-o'clock middle pinion 34b that rotates based on the rotation of the rotor 22; and a 24-o'clock gear 42a that is engaged with the 3-o'clock middle pinion 34b, the 24-o'clock gear having a plurality of load teeth 62 for changing the load on the rotor 22 when the rotor is in contact with the 3-o'clock middle pinion 34b.SELECTED DRAWING: Figure 4
Patent JP-2020028782-A (JP)
Title: Game machine
Inventor: FURUHASHI KAZUHIRO
IPC: A63F7/02
Filed: 2019-11-29
Abstract: To provide a game machine capable of executing a special performance when the number of times of variation display of a second identification symbol exceeds a prescribed number of times in a time saving state.SOLUTION: A Pachinko game machine 1 can stop and display a special symbol 1 through variation display on the basis of ball entry to a first start port 20, and can stop and display a special symbol 2 through variation display on the basis of ball entry to a second start port 21. After being controlled to the time saving state after a big winning game, when the number of times of variation of the special symbol 2 reaches five, the state is shifted to a non-time saving state. When the number of times of variation of the special symbol 2 after being controlled to the time saving state exceeds four (specified number), a time-saving last performance (special performance) can be executed, based on the variation time (50000 ms) of a specific special symbol 2. In the time-saving last performance, a success suggestion suggesting that a small winning is won or a failure suggestion suggesting that the small winning is not won is executed.SELECTED DRAWING: Figure 68
Patent JP-2021087499-A (JP)
Title: Game machine
Inventor: OGURA TOSHIO
IPC: A63F7/02
Filed: 2019-12-02
Abstract: To provide a game for realizing sound game properties by suppressing a speculative property.SOLUTION: A variation in a first special pattern based on entry into a first start winning hole provided in a left area and a variation in a second special pattern based on entry into a second start winning hole provided in a right area are executable in order of satisfaction of a start condition, control is performed to a small win game state with a higher ratio when a variation in the second special pattern is performed than when a variation in the first special pattern is performed, control is performed to a big win game state based on passage of game balls through a V winning hole in a small win game state, special output capable of identifying the fact that game balls should be shot toward a right area in a time-shortening state is outputted, specific output capable of identifying the fact that game balls should be shot toward a left area during a remaining credit game period after completion of a time-shortening state is outputted, a long variation is performed in a second time-shortening state as a variation in the first special pattern, and a long variation is not performed in a first time-shortening state.SELECTED DRAWING: Figure 8-35
Patent JP-2020094479-A (JP)
Title: Completed tatami and construction method thereof
Inventor: TSUNOISHI MAYA
IPC: E04F15/02
Filed: 2019-12-02
Abstract: To provide a completed tatami which can be cut and processed easily at a construction site, can be installed as it is without repairing a cut site and does not bring a sag or deflection of the tatami surface due to humidity or heating as well.SOLUTION: A completed tatami A consists of a tatami floor 3, a tatami surface 1 and a cushion material 4. For the tatami floor 3, non-elastic sheet 31 is bonded on both front and rear surfaces or on a rear surface of an insulation board 30. The tatami surface 1 is bonded and integrated across a top surface 3a of the tatami floor 3 and its 4 side surfaces 3b via a backing material 2. A cushion material 4 is bonded to a bottom surface of the tatami floor 3.SELECTED DRAWING: Figure 1
Patent JP-2021089934-A (JP)
Title: Semiconductor device
Inventor: KAJIWARA AKIHIRO
IPC: H01L29/778
Filed: 2019-12-03
Abstract: To provide a semiconductor device whose characteristic can be improved.SOLUTION: A semiconductor device includes a semiconductor member, a first source electrode, a first gate electrode, a first drain electrode, a source pad part, a first source connection part, and an insulating part. The first source electrode and the first drain electrode extend along a first direction. The first gate electrode includes first to fourth parts. The first source electrode exists between the first and second parts in a first direction, and between the third and fourth parts in a second direction. The third and fourth parts extend in the first direction. The first source electrode exists between the third part and the first drain electrode in the second direction. The fourth part exists between the first source electrode and the first drain electrode in the second direction. The first source connection part electrically connects between the first source electrode and the source pad part. At least a part of a first insulating region in the insulating part exists between the first part and the first source connection part.SELECTED DRAWING: Figure 1
Patent JP-2021088965-A (JP)
Title: Humidity sensor diagnostic device and humidity sensor diagnostic method
Inventor: TANABE TAKAHIRO
IPC: F02M26/49
Filed: 2019-12-05
Abstract: To improve diagnostic accuracy related to abnormality of a humidity sensor in an engine control device equipped with an exhaust gas recirculation device.SOLUTION: A humidity sensor diagnostic device includes a high pressure exhaust gas recirculation passage, a low pressure exhaust gas recirculation passage, a humidity sensor which is provided in an intake pipe for introducing air into an engine and measures humidity of air in the intake pipe, and an electronic control unit which can control an exhaust gas recirculation amount in each of the high pressure exhaust gas recirculation passage and the low pressure exhaust gas recirculation passage. The electronic control unit includes a receiving section for receiving an output value of the humidity sensor, and an output value storage section for storing the output value of the humidity sensor which is received by the receiving section, and determines that the humidity sensor is normal when a difference between a maximum value and a minimum value of the output value of the humidity sensor in prescribed time exceeds a prescribed threshold value.SELECTED DRAWING: Figure 3
Patent JP-2020054368-A (JP)
Title: β-LACTAMASES WITH IMPROVED PROPERTIES FOR THERAPY
Inventor: MICHAEL KALEKO
IPC: C12N9/86
Filed: 2019-12-05
Abstract: To provide medicaments for treatment of gastrointestinal tract (GI tract) disorders such as Clostridium difficile infection (CDI) which have enzymatic properties that are best suited for these uses.SOLUTION: The present invention pertains to β-lactamases comprising an amino acid sequence having at least 70% sequence identity with the β-lactamase from Bacillus licheniformis and having one or more of the following mutations of Ambler classification: F33X, Q135X, G156X, A232X, A237X, A238X, S240X, T243X, R244X, S266X and D276X, where X is any naturally occurring amino acid, with the proviso that D276X is not present in the context of a single mutant.SELECTED DRAWING: Figure 8
Patent JP-2020062023-A (JP)
Title: RESPIRATORY DISEASE-RELATED GENE SPECIFIC siRNA, DOUBLE-HELICAL OLIGO RNA STRUCTURE CONTAINING SUCH siRNA, COMPOSITION CONTAINING THE SAME FOR PREVENTING OR TREATING RESPIRATORY DISEASE
Inventor: CHAE JEIWOOK
IPC: A61K47/54
Filed: 2019-12-06
Abstract: To provide gene specific siRNAs related to respiratory diseases, especially to idiopathic pulmonary fibrosis and chronic obstructive pulmonary disease (COPD), and to provide highly efficient double-helical oligo RNA structures containing the same.SOLUTION: Provided is a high efficiency double helix oligo RNA structure, which has a structure in a form joined with a hydrophilic substance and a hydrophobic substance to both ends of a double helix RNA (siRNA) using a simple covalent bond or a linker-mediated covalent bond, in order to be efficiently transmitted into cells, and which can be converted in a nanoparticle form by hydrophobic interaction of double-helix oligo RNA structures in aqueous solution, the siRNA contained in the double helix oligo RNA structure being a respiratory disease, in particular idiopathic pulmonary fibrosis and COPD-related genes CTGF, Cyr61 or Plekho1 specific siRNA.SELECTED DRAWING: Figure 1
Patent JP-2021093824-A (JP)
Title: Motor and electric pump
Inventor: HONMA KAZUHIRO
IPC: H02K5/18
Filed: 2019-12-10
Abstract: To provide a motor with a structure that can improve heat dissipation and an electric pump.SOLUTION: The motor 10 has a rotor 21 that can rotate around a central axis J, a stator 26 that has a plurality of coils 29 and is located radially outside the rotor, an encapsulating resin 100 that seals the coils inside, and a housing 11 that houses the rotor, stator, and encapsulating resin. The housing has a recess 11a provided on the inner side of the housing in the radial direction. The encapsulating resin has a convex portion 102 that is at least partially inserted into the concave portion.SELECTED DRAWING: Figure 2
Patent JP-2021092286-A (JP)
Title: Pressure ring
Inventor: SAITO HIROAKI
IPC: F16J9/00
Filed: 2019-12-11
Abstract: To provide a long-life pressure ring in which outer peripheral friction near an abutment is prevented from increasing regardless of the material of the ring and the existence of an outer peripheral hard film.SOLUTION: In an annular pressure ring that has a pair of abutment end surfaces 3 that face each other and form an abutment gap, and a nominal diameter d1 that is equal to the inner diameter of a cylinder to which the pair of abutment end surfaces are mounted together with a piston, when self-tension is 5 N to 50 N and a radius of curvature of an outer peripheral arc at an abutment end part is R1 in a free shape state before mounting on the cylinder, the radius of curvature R1 and the nominal diameter d1 satisfy the following relation. Here, the abutment end part is defined as a range between the abutment end surface and a position at a central angle of 35° from the midpoint of the abutment gap.SELECTED DRAWING: Figure 1(a)
Patent JP-2021097495-A (JP)
Title: Electronic circuit
Inventor: UNO HIKARU
IPC: H02M7/48
Filed: 2019-12-17
Abstract: To suppress the loss of switching elements.SOLUTION: An electronic circuit of the present embodiment converts a DC voltage to an AC voltage and supplies the AC voltage to a load circuit, the electronic circuit comprising first to fourth switching circuits. A period including a first period and a second period constitutes one cycle. The first to second switching circuits are turned on and the third to fourth switching circuits are turned off during the first period. The first to second switching circuits are turned off and the third to fourth switching circuits are turned on during the second period. At least one switching circuit includes first and second switching elements that are connected in parallel. In a period in which at least one switching circuit is turned on, the first switching element is turned on during a first partial period and the second switching element is turned on during a second partial period, the first and second partial periods overlapping in part.SELECTED DRAWING: Figure 1
Patent JP-2021096749-A (JP)
Title: Home appliance recycle management system and method
Inventor: MIYATA TERUHIKO
IPC: B65G61/00
Filed: 2019-12-19
Abstract: To enable the collection of waste home appliances to be entrusted, as necessary, to a transporter in the relevant region which is officially licensed for collection and transport.SOLUTION: Provided is a system for recycling waste home appliances, said system comprising: a site operator 50 which manages transporters 30 for each region where waste home appliances are collectable and selects, using a matching site MS, a most suitable transporter 30 on the basis of recycle information for specifying a region where collection is made; and a retailer 20 which provides corresponding recycle information to the site operator 50 in response to a request for collection of waste home appliances from a waste generator 10 and thereby entrusts the collection of waste home appliances to a transporter 30 selected by the site operator 50.SELECTED DRAWING: Figure 4
Patent JP-2021097003-A (JP)
Title: Electromagnetic relay
Inventor: OTSUKA KOHEI
IPC: H01H50/30
Filed: 2019-12-19
Abstract: To reduce collision noise when movable contacts are brought into contact with stationary contacts.SOLUTION: An electromagnetic relay comprises: a driving shaft; stationary terminals; a movable contact piece; a driving device; and an attenuation member. The stationary terminals include stationary contacts. The stationary terminals have a plate-like shape and extend in a direction intersecting with the driving shaft. The movable contact piece is connected with the driving shaft. The movable contact piece includes movable contacts that are arranged opposite to the stationary contacts. The driving device moves the movable contact piece in a direction in which the movable contacts are brought into contact with the stationary contacts and a direction in which the movable contacts are separated from the stationary contacts through the driving shaft. The attenuation member is provided in contact with the stationary contacts and attenuates the vibration when the movable contacts are brought into contact with the stationary contacts.SELECTED DRAWING: Figure 1