baber/WOPTO huggingface dataset:
Patent JP-2019050293-A (JP)
Title: Semiconductor device, activation circuit and switching power supply circuit
Inventor: KARINO TAICHI
IPC: H01L21/338
Filed: 2017-09-11
Abstract: To provide a semiconductor device in which ESD surge resistance is strengthened by suppressing device size.SOLUTION: A semiconductor device comprises: a p-type semiconductor substrate; an n-type drain region 2 that is provided on a top part of the semiconductor substrate; an n-type drift layer 4 that is provided contacting with the drain region 2 and surrounding the drain region 2 in a lateral direction on the top part of the semiconductor substrate; a gate region 9 that is provided on an outside being an opposite side of the drain region 2 of the drift layer 4 on the top part of the semiconductor substrate, and that has first trenches 9a1, 9a2 and a second trench 9b in which each opening is positioned in an equal distance from the drain region 2 and is recessed toward outside, the trenches extending in a thickness direction; n-type source regions 7a, 7b, 7c that are provided contacting with the drift layer 4 and the gate region 9 within the first trenches 9a1, 9a2; and n-type surge current guide regions 5a, 5b that are provided contacting with the drift layer 4 and the gate region 9 within the second trench 9b and being connected to ground potential.SELECTED DRAWING: Figure 1
Patent JP-2019052542-A (JP)
Title: Clamp device
Inventor: NARUSE ERIKA
IPC: B32B5/10
Filed: 2017-09-12
Abstract: To prevent leakage of blow-by gas.SOLUTION: A clamp device 100A includes: a pipe 102 which has an outer peripheral side covered by a hose 104 through which blow-by gas flows; and a clamp 106 which is formed of resin including fiber oriented in a direction along a center axis of a through hole and fastens the hose 104 and the pipe 102 in a state that the hose 104 and the pipe 102 are inserted into the through hole. Accordingly, seal failure (leakage of blow-by gas) can be reduced even when the hose 104 is deteriorated.SELECTED DRAWING: Figure 2
Patent JP-2019054575-A (JP)
Title: Spark detection device for electric machine slide component, spark detection method for electric machine slide component, spark prevention method for electric machine slide component, slide abnormality detection device for electric machine slide component, and slide abnormality detection method for electric machine slide component
Inventor: YANAGIDA NORIFUMI
IPC: H02K13/00
Filed: 2017-09-13
Abstract: To provide a spark detection device for an electric machine slide component which is capable of avoiding non-scheduled stop of an electric machine and can be stably operated, by detecting sparks that are generated in a slide electrification part, on an early stage and accurately in the electric machine comprising a slide electrification mechanism, and a spark detection method.SOLUTION: The present invention relates to a spark detection device for an electric machine slide component. The spark detection device comprises: a stationary body; a sliding body which is electrified in slide contact with the stationary body; a frequency filter which selectively passes a voltage signal in a specific band; a voltmeter which is electrically connected with the stationary body via the frequency filter; and a sliding state detection device which detects the presence/absence of spark generation on a slide interface between the stationary body and the sliding body. In a case where a voltage signal that is detected by the voltmeter exceeds a predetermined threshold, the spark generation is discriminated.SELECTED DRAWING: Figure 1
Patent JP-2019051167-A (JP)
Title: Game machine
Inventor: KURATA TAKESHI
IPC: A63F7/02
Filed: 2017-09-15
Abstract: To provide a technique capable of appropriately inspecting a game machine.SOLUTION: A game machine includes: storage means for storing predetermined information when external supply of power is interrupted; restoration means for executing restoration processing for restoring the game machine to a state before the interruption of power, based on predetermined information when external power starts to be supplied; display means capable of displaying each kind of information composed of a plurality of display elements; and inspection processing execution means for executing inspection processing as processing for operating a plurality of display elements for composing the display means in a predetermined mode. The inspection processing execution means includes means for executing inspection processing with execution of restoration processing as an opportunity.SELECTED DRAWING: Figure 1
Patent JP-2019057087-A (JP)
Title: Method for recognizing characters and system for recognizing characters
Inventor: MATSUSHIMA ICHIRO
IPC: G06K9/66
Filed: 2017-09-20
Abstract: To attain significant improvement in work efficiency by securely preventing possible false recognition from occurring, in regard to a method recognizing characters using deep learning algorithms.SOLUTION: A method for recognizing characters comprises: setting a plurality of recognition object categories representing characters to be recognized, using deep learning algorithms executed by a neural network; performing a first learning using learning data including character image groups belonging to the recognition object categories; performing a second learning, on the basis of false recognition character images corresponding to the recognition object categories, using extended learning data including character image groups belonging to a plurality of extended categories to be rejected from the recognition results; recognizing input character images using parameters obtained from the first learning and the second learning; and outputting one of a plurality of categories including the recognition object categories and the extended categories.SELECTED DRAWING: Figure 1
Patent JP-2019056079-A (JP)
Title: Coating composition for inkjet
Inventor: NAGANISHI KATSUKI
IPC: B41J2/01
Filed: 2017-09-22
Abstract: To provide a coating composition capable of forming an overcoat layer excellent in abrasion resistance and glossiness.SOLUTION: A coating composition for inkjet is used for overcoating of an ink layer formed on a recording medium by an inkjet method with use of aqueous ink. The coating composition for inkjet contains a styrene-acrylic acid resin, polyethylene particles and water. Flow time of Zahn cup No. 5 measured according to JIS K 5600-2-2 is 27 seconds or more and 60 seconds or less. A thixotropy index TI represented by an expression (1) is 10 or more and 30 or less. The expression (1): TI=(viscosity at a liquid temperature of 25°C at a rotating speed of 6 rpm)/(viscosity at a liquid temperature of 25°C at a rotating speed of 60 rpm).SELECTED DRAWING: None
Patent JP-2019055124-A (JP)
Title: Game machine
Inventor: OGURA TOSHIO
IPC: A63F7/02
Filed: 2017-09-22
Abstract: To provide a game machine capable of increasing game amusement.SOLUTION: A game machine comprises: a specific area provided in a specific game area where a game medium passing a specific route out of passing routes of the game medium can flow down and variable display of the ordinary identification information can be executed by passage of the game medium; an ordinary variable device provided in the specific game area and capable of changing from a non-specific state to a specific state in which a game medium enters more easily than the non-specific state on the basis of a variable display result of the ordinary identification information; a special variable device provided on the downstream side of a specific area in the specific game area and capable of changing from the non-specific state to the specific state in which the game medium enters more easily than the non-specific state; a special area provided on the downstream side of the specific area in the specific game area and in which the variable display of the ordinary identification information can be executed by entry of the game medium; and performance control means capable of controlling a performance. The performance control means can execute a special performance on the basis of the fact that the game medium has entered the special area.SELECTED DRAWING: Figure 8-15
Patent JP-2019062295-A (JP)
Title: Data transfer route calculation device and data transfer terminal device
Inventor: IWATA NAOKI
IPC: H04W40/20
Filed: 2017-09-25
Abstract: To increase the possibility of data reaching a server as to a technique for sending the data from a vehicle to the server through one or more relay vehicles.SOLUTION: A data transfer route-calculating device executes: (step 100) acquiring a driving schedule including a plurality of routes through which a plurality of vehicles are expected to run, and passage times when the plurality of vehicles are expected to pass through a plurality of points on the plurality of routes; (step 102) acquiring communication environment information showing a communication environment for a radio base station concerned at each point about each of a plurality of radio base stations; and (step 140) searching for a data transfer route based on the driving schedule and the communication environment information, provided that the data transfer route allows the data to travel through one or more relay vehicles from the acquired vehicle of the plurality of vehicles in turn by inter-vehicle communication and finally, reach a server through the radio base station from a last relay vehicle of the one or more relay vehicles.SELECTED DRAWING: Figure 4
Patent JP-2019059872-A (JP)
Title: Ink set and recording method
Inventor: OKUDA IPPEI
IPC: B41J2/205
Filed: 2017-09-27
Abstract: To provide an ink set capable of achieving both of friction resistance and clog credibility in a recording method using a concentration difference ink, and the recording method.SOLUTION: The ink set has a first ink composition which is used by adhering the same to a recording medium together with a reaction liquid for reacting with an ink composition and aggregating the same, and contains a coloring material, an adhesion resin and a resin solubility solvent, and a second ink composition which contains the coloring material, the adhesion resin and the resin solubility solvent, and is an ink with same color system as the first ink composition, in which content of the coloring material of the second ink composition is less than content of the coloring material of the first ink composition b mass, content of the adhesion resin of the second ink composition is larger than content of the adhesion resin of the first ink composition by mass, and content of the resin solubility solvent of the second ink composition is larger than content of the resin solubility solvent of the first ink composition by mass.SELECTED DRAWING: Figure 1
Patent JP-2019058892-A (JP)
Title: Printing device and ink container of carrier agent ink
Inventor: INUZUKA MINORU
IPC: B41J2/01
Filed: 2017-09-28
Abstract: To satisfactorily dye a resin body that is difficult to be dyed by a gas phase transfer dyeing method.SOLUTION: A printing device that prints ink for dyeing containing a sublimable dye and a carrier agent ink containing a solid sublimable carrier agent onto a substrate to apply the sublimable dye and the sublimable carrier agent onto the substrate and acquire a substrate for dyeing includes: an ink container of the ink for dyeing; a mounting part on which the ink container of the carrier agent ink is mounted; an inkjet head which discharges the ink for dyeing and the carrier agent ink from the ink container of the ink for dyeing mounted on the mounting part and the ink container of the carrier agent ink to the substrate to print the ink for dyeing and the carrier agent ink onto the substrate; and control means which controls driving the inkjet head, and discharges the ink for dyeing and the carrier agent ink independently from each of the inkjet heads.SELECTED DRAWING: Figure 2
Patent JP-2019062158-A (JP)
Title: Method for manufacturing r-t-b based sintered magnet
Inventor: KUNIYOSHI FUTOSHI
IPC: B22F1/00
Filed: 2017-09-28
Abstract: To provide a method which enables the enhancement of magnet characteristics of an R-T-B based sintered magnet.SOLUTION: A method for manufacturing an R-T-B based sintered magnet comprises: a step of preparing R1-T-B based sintered magnet materials (R1 is a rare earth element, and T is Fe or a combination of Fe and Co); a step of preparing powder of an alloy including 40 mass% or more of a rare earth element R2 necessarily including at least one of Dy and Tb; a step of performing a thermal treatment on the alloy powder at a temperature in a range from a temperature lower than a melting point of the alloy powder by 250°C up to the melting point and pulverizing the resultant alloy after the thermal treatment to obtain a diffusion source from the alloy powder; and a diffusion step of setting the R1-T-B based sintered magnet materials and the diffusion source in a process chamber, and heating the R1-T-B based sintered magnet materials and the diffusion source to a temperature equal to or lower than a sintering temperature of the R1-T-B based sintered magnet materials to diffuse at least one of Dy and Tb included in the diffusion source from the surface of the R1-T-B based sintered magnet materials to inside. The alloy powder is powder produced by an atomizing method.SELECTED DRAWING: None
Patent JP-2019065703-A (JP)
Title: Hall thruster
Inventor: FUCHIGAMI KENJI
IPC: H05H1/54
Filed: 2017-09-28
Abstract: To provide a Hall thruster capable of improving propulsion efficiency.SOLUTION: A Hall thruster 10 comprises: an annular channel 11 consisting of an inner peripheral wall 12 and an outer peripheral wall 13 that are concentric; a cathode 14 which is positioned in a closed end 11a of the annular channel 11; an anode 15 which supplies an electron to the annular channel 11; a propulsion gas supply path 16 communicating to the closed end 11a of the annular channel 11; a magnetic circuit 17 formed from an external magnetic pole 18, an internal magnetic pole 19 and a yoke 20 which magnetically couples the external magnetic pole 18 and the internal magnetic pole 19; and a conductive cover 21 covering end faces 18a and 19a of the external magnetic pole 18 and the internal magnetic pole 19 which are positioned closer to an open end 11b of the annular channel 11, and electrically insulated from the magnetic circuit 17.SELECTED DRAWING: Figure 1
Patent JP-2018070592-A (JP)
Title: Refined chlorogenic acid-containing composition manufacturing method
Inventor: HOTTA YUSUKE
IPC: C07C67/56
Filed: 2017-09-28
Abstract: PROBLEM TO BE SOLVED: To provide a refined chlorogenic acid-containing composition manufacturing method in which the selective caffeine removability of a porous adsorbent is improved, and a processable solid content of chlorogenic acid-containing material relative to a porous adsorbent per unit is increased.SOLUTION: A refined chlorogenic acid-containing composition manufacturing method includes a contact step in which a chlorogenic acid-containing composition with a solid content concentration of 1.5-4.7 mass% and a mass ratio of caffeine/chlorogenic acids of 5 or less is brought into contact with a porous adsorbent.SELECTED DRAWING: None
Patent JP-2019064297-A (JP)
Title: Saddle-riding type vehicle frame structure
Inventor: MATSUOKA YOSUKE
IPC: B62K11/04
Filed: 2017-09-28
Abstract: To provide a saddle-riding type vehicle frame structure capable of reducing a number of parts for a joint portion between a main frame and a rear frame and of securing an installation space for a part therebetween.SOLUTION: A saddle-riding type vehicle frame structure includes: a single main frame (5) which extends rearwardly and downwardly relative to a vehicle body from a head pipe (10) provided at a front end of a vehicle body frame (3) of a saddle-riding type vehicle (1) and which is connected to a pivot plate (19) that pivotally supports a swing arm (23) so as to be freely swingable; and a pair of right and left first rear frames (28) that supports a seat (31) at the rearward side of the main frame (5) relative to the vehicle body. An intermediate frame (100) is provided that is provided with a pair of right and left plate members (75) that contact the side faces of the main frame (5). The front end portion of the first rear frame (28) is coupled to the rearward portion of the intermediate frame (100), and the plate members (75) are coupled to the main frame (5). Accordingly, the main frame (5) and the first rear frame (28) are coupled to each other.SELECTED DRAWING: Figure 5
Patent JP-2019066299-A (JP)
Title: Food material weighing apparatus
Inventor: FUJIMOTO YUJI
IPC: G01F11/18
Filed: 2017-09-29
Abstract: To provide a food material weighing apparatus capable of reducing labor and improving production efficiency.SOLUTION: The foot material weighing apparatus includes: a hopper including an outlet from which food materials flow out, formed at a bottom part; a weighing container that includes an upper opening in which the food materials flown out from the outlet flow along with a liquid, a discharge part discharging the food materials flown from the upper opening, and a peripheral wall including a plurality of through-holes that allows the liquid flown from the upper opening part to pass therethrough and prevents the passage of the food materials flown from the upper opening, and that is alternately movable between a first position in which the upper opening is communicated with the outlet and the discharge part is closed, and a second position in which the upper opening is separated from the outlet and the discharge part is opened; a drive unit for driving the weighing container; detection means disposed at the hopper for detecting the height of the food materials put in the hopper along with the liquid, from an opening end of the outlet; and control means controlling the drive unit to alternately move the weighing container such that the height of the food materials to be detected by the detection means falls within a predetermined range.SELECTED DRAWING: Figure 1
Patent JP-2019067130-A (JP)
Title: Image processing device, image processing system, image processing method, and program
Inventor: FURUKAWA TAKASHI
IPC: H04N7/18
Filed: 2017-09-29
Abstract: To prevent a predetermined subject to be extracted and the other areas from being extracted without distinction on the basis of the difference of a plurality of images based on photographing at a plurality of different timings.SOLUTION: An image processing device 100 acquires information relating to an image displayed by a display 2002 located in the photographing range of a photographing device 110. The image processing device 100 specifies an area corresponding to the display surface of the display 2002 in the image to be extracted based on the photographing by the photographing device 110 as the area not to be extracted of a subject area on the basis of the acquired information. The image processing device 100 extracts the subject area in the image to be extracted on the basis of the difference between the image to be extracted and another image based on the photographing by the photographing device 110 at a timing different from the image to be extracted. The subject area extracted in this way comprises a pixel not included in the area specified as the area not to be extracted.SELECTED DRAWING: Figure 4
Patent JP-2019066361-A (JP)
Title: Sensor head
Inventor: MARUKAWA MARIKO
IPC: G01B11/00
Filed: 2017-10-02
Abstract: To provide a sensor head which can be downsized without reducing the accuracy of measurement.SOLUTION: The case 1 of a sensor head 100 includes: a first case part 2 and a second case part 3, which form a nearly cylindrical shape with an optical axis AX as the center axis and have an open end; and a connection member 6, which forms a nearly annular shape with an axis AX as the center axis. The first case 2 and the second case 3 are connected to each other in such a manner that a female screw part 2a and a female screw part 3d formed in the inner periphery surfaces of the first case and the second case, respectively, are screwed with a male screw part 6a of the connection member 6.SELECTED DRAWING: Figure 6
Patent JP-2018059708-A (JP)
Title: Multiple Pressure Mixed Refrigerant Cooling Process and System
Inventor: GOWRI KRISHNAMURTHY
IPC: F25J1/02
Filed: 2017-10-03
Abstract: PROBLEM TO BE SOLVED: To provide systems and methods for increasing capacity and efficiency of natural gas liquefaction processes having a mixed refrigerant precooling system with multiple pressure levels comprising: cooling a compressed mixed refrigerant stream; and separating the cooled compressed mixed refrigerant stream into vapor and liquid portions.SOLUTION: In a natural gas liquefaction system, a first WMRL stream 275 is used to cool a first precooling heat exchanger 260, and a first WMRV stream 274 is further compressed (a WMR stream 214), cooled (a WMR stream 216), and condensed (a first precooled WMR stream 217) to become a second expanded WMR stream 232, and used to cool a second precooling heat exchanger 262.SELECTED DRAWING: Figure 2
Patent JP-2018057859-A (JP)
Title: Medical apparatus comprising hadron therapy device, mri, and hadron radiography system
Inventor: DAMIEN PRIEELS
IPC: A61N5/10
Filed: 2017-10-06
Abstract: PROBLEM TO BE SOLVED: To provide a medical apparatus comprising a hadron therapy device, an MRI, and a hadron radiography system.SOLUTION: Provided is a medical apparatus, comprising: a hadron therapy device in which an initial imaging beam path goes through a subject of interest having a plurality of tissues and crossed by the beam path between an upstream boundary and a downstream boundary, and a target spot disposed in a target tissue of the subject of interest; a magnetic resonance imaging device for acquiring magnetic resonance data within an imaging volume including a portion of the subject of interest having the target spot and at least a portion of the beam path between the upstream boundary and the target spot; a hadron radiography system (HRS) 3 adapted to acquire a signal generated by an imaging hadron beam; and a controller 5 configured to determine a water equivalent path length of the beam path between the upstream boundary and the downstream boundary based at least in part on the signal acquired by the HRS.SELECTED DRAWING: Figure 7
Patent JP-2019070703-A (JP)
Title: Optical sheet
Inventor: OYA YUTAKA
IPC: G02B5/28
Filed: 2017-10-06
Abstract: To provide an optical sheet that can protect an intermediate layer (optical multilayer film) and has an excellent optical characteristic.SOLUTION: An optical sheet 10 includes: a first base material 1 and a second base material 2 (a pair of base materials) having a light transmitting property; and an intermediate layer 3 between the first base material 1 and the second base material 2, the intermediate layer transmitting a part of entering light and reflecting the other part of the light. The intermediate layer 3 has a high-refractive-index layer 31, and a low-refractive-index layer 32 having a smaller refractive index than that of the high-refractive-index layer 31. The reflectance R1 of light entering from the first base material 1 side is larger than the reflectance R2 of light entering from the second base material 2 side.SELECTED DRAWING: Figure 2
Patent JP-2019070366-A (JP)
Title: Fuel supply device
Inventor: YAMAMOTO HIROSHI
IPC: F02M37/10
Filed: 2017-10-11
Abstract: To provide a highly reliable fuel supply device having stable discharge performance while suppressing fuel leakage.SOLUTION: A stator 4 is formed so that an outer peripheral face Fo4 of each of electromagnetic steel plates 44 laminated in a predetermined region Rue ranging from an upper end face Feu of a stator core 43 to a position at a predetermined distance therefrom in the axial direction has a clearance G47 from a metal housing 7 over the whole periphery. An end cover 6 is constructed to be an integrated molding with the metal housing 7 into which the stator 4 is pressed so that a bitten part 6i bitten from the other end side into the clearance G47 is formed over the whole periphery.SELECTED DRAWING: Figure 1