baber/WOPTO huggingface dataset:
Patent JP-2020118833-A (JP)
Title: Video display device, video display method, and video display program
Inventor: KANEMARU KAZUHIRO
IPC: H04N21/458
Filed: 2019-01-23
Abstract: To provide a video display device that can more accurately evaluate whether a video content is suitable for an infant.SOLUTION: A video display device 100 comprises a camera 21, a display 31, and a control unit 10. The camera 21 photographs a face image of an infant and outputs face image data showing the face image. The control unit 10 causes the display 31 to display a video content 911 selected from a plurality of video contents 911. The control unit 10 determines whether the infant watches the video content 911 being displayed on the display 31 based on data showing the line of sight of the infant. When determining that the infant watches the video content 911 being displayed on the display 31, the control unit 10 evaluates the degree of interest shown by the infant in the video content 911 being displayed on the display 31 based on data indicating the viewing time during which the infant watches the video content 911 being displayed on the display 31.SELECTED DRAWING: Figure 1
Patent JP-2020120001-A (JP)
Title: Magnetic memory element
Inventor: LIU XIAOXI
IPC: H01L21/8239
Filed: 2019-01-24
Abstract: To provide a high-speed spin transistor and a high-speed magnetic memory element, which have low power consumption, can stably move a domain wall in a magnetic wire, and can operate for a long time.SOLUTION: A magnetic memory element includes a magnetic fine wire provided inside to extend in one direction, a first electrode and a second electrode that are provided in contact with the magnetic fine wire and are separated from each other in an extending direction of the magnetic fine wire, a third electrode provided to face one surface of the magnetic fine wire between the first electrode and the second electrode, an insulating layer provided between the magnetic fine wire and the third electrode, in contact with the magnetic fine wire, and in contact with the third electrode, and at least one magnetic field sensor arranged close to the magnetic fine wire, and the magnetic fine wire has a laminated structure in which magnetic layers and transition metal layers are alternately laminated.SELECTED DRAWING: Figure 1
Patent JP-2020120308-A (JP)
Title: Image processing apparatus and image processing program
Inventor: HARADA EIICHI
IPC: H04N1/00
Filed: 2019-01-25
Abstract: To solve the problem in which there has been a demand for improvement for determining whether a reading order of a plurality of originals is correct.SOLUTION: An image processing apparatus includes a control unit for executing a process for a reading result of a plurality of originals. The control unit obtains multiple pages of document data generated by reading the originals, detects a headline region corresponding to the original heading for page-by-page original data acquired above, and determines correctness of the reading order of the originals by inferring a front-to-back relationship of pages based on presence or absence of the heading region in the page-by-page original data.SELECTED DRAWING: Figure 3
Patent JP-2020120896-A (JP)
Title: Balloon catheter
Inventor: NAGASHIMA HIDEAKI
IPC: A61M25/10
Filed: 2019-01-30
Abstract: To provide a balloon catheter having a balloon excellent in mold releasability and gas impermeability.SOLUTION: A balloon catheter includes a first tube 21 having a first lumen 22 and a second lumen 23, and a second tube 26 disposed on the outer periphery of the first tube 21. A balloon 27 is formed when part of the second tube 26 expands. A through-hole 25 from the inside of the second lumen 23 to the outer wall of the first tube 21 is provided to the first tube 21 in a region 14 where the balloon 27 is formed. A release layer 24 made of butyl rubber or Thiokol is provided between the first tube 21 and the second tube 26.SELECTED DRAWING: Figure 4
Patent JP-2020123864-A (JP)
Title: Image encoder
Inventor: AZUMA KATSUHIKO
IPC: H04N19/182
Filed: 2019-01-31
Abstract: To achieve good image quality after compression and expansion by acquiring characteristics of an image to reflected in quantization without being affected by folding back in compressing a RAW image.SOLUTION: The image encoder includes: plane generating means for separating each color component from a RAW image in which four color components of a red component, a blue component, a first green component, and a second green component are arranged according to the Bayer array to generate a plane image of each of the red component, the blue component, the first green component, and the second green component; quantization means for quantizing each plane image; and encoding means for encoding each plane image quantized by the quantization means. The image encoder further includes: demosaic means for demosaicing the RAW image to generate a demosaic image; and feature extraction means for analyzing image features from the demosaic image, and sets a quantization step size used in the quantization means according to features of the image acquired by the feature extraction means.SELECTED DRAWING: Figure 2
Patent JP-2020121381-A (JP)
Title: Machine learning unit, robot system and machine learning method
Inventor: OZAWA KINYA
IPC: B25J13/08
Filed: 2019-01-31
Abstract: To provide a machine learning unit, a robot system and a machine learning method that can prevent a plus reward from being mistaken for a minus reward or vice versa when giving the reward to a robot.SOLUTION: A machine learning unit 2 is configured to learn a movement of a robot which performs work that a person 1 and the robot 3 cooperate to perform, and has: a status observation part 21 which observes a status variable indicative of a state of the robot 3 when the person 1 and robot 3 cooperate to perform the work; a reward calculation part 22 which calculates a reward based upon control data and a state variable for controlling the robot 3, an action of the person 1, and face information on the person 1; and a value function update part 23 which updates, based upon the reward and state variable, a behavior value function for controlling a movement of the robot 3.SELECTED DRAWING: Figure 1
Patent JP-2020122539-A (JP)
Title: Valve device, flow control method using the same, semiconductor manufacturing method and semiconductor manufacturing device
Inventor: YOSHIDA TOSHIHIDE
IPC: F16K31/02
Filed: 2019-01-31
Abstract: To provide a valve device having a long life.SOLUTION: A valve device comprises: an adjustment actuator 100 that utilizes a passive element for converting given electric power into stretching force, and adjusts the position of an operating member positioned in an open position; and a control unit 300 that applies a voltage depending on the deviation between detected valve opening and setting opening to the adjustment actuator, and when the valve opening is below predetermined opening, sets the voltage applied to the adjustment actuator to zero volts.SELECTED DRAWING: Figure 9
Patent JP-2019110312-A (JP)
Title: Plasma processing method
Inventor: KUSUMOTO HIRONORI
IPC: H01L21/683
Filed: 2019-02-08
Abstract: To provide a plasma processing method capable of improving efficiency of processing, by accelerating temperature change of wafer, thereby improving precision of temperature adjustment.SOLUTION: In a plasma processing method for processing a wafer placed on a specimen support placed in the processing chamber in a vacuum vessel by using plasma formed in the processing chamber, the specimen support has cylindrical shape, and includes multiple heaters placed in multiple regions divided in the radial direction from the center toward the outer peripheral side and in the hoop direction around the center, and the multiple heaters placed in multiple regions in the hoop direction on the same radius from the center are arranged in series with a DC power supply and constitute a circuit. Power to be supplied from the DC power supply to the circuit is adjusted to be constant, and the wafer is processed while adjusting the calorific value each of the multiple heaters, by adjusting the amount of current flowing to each of the multiple heaters arranged in series in the circuit.SELECTED DRAWING: Figure 3
Patent JP-2020129063-A (JP)
Title: Optical fiber, multiple optical fiber, and optical connector
Inventor: YAKABE SHO
IPC: G02B6/36
Filed: 2019-02-08
Abstract: To provide an optical fiber, a multiple optical fiber, and an optical connector that are capable of suppressing an increase in optical splicing loss in optically connecting optical fibers each having a GRIN lens to each other by reducing variations in a length of the GRIN lenses.SOLUTION: An optical fiber 20 comprises a first single-mode fiber 21, a second single-mode fiber 22 having a mode field diameter larger than that of the first single-mode fiber 21, and a GRIN lens 23 that is disposed between the first single-mode fiber 21 and the second single-mode fiber 22 and optically connects the first single-mode fiber 21 and the second single-mode fiber 22.SELECTED DRAWING: Figure 3
Patent JP-2020128043-A (JP)
Title: Liquid discharge head and liquid discharge device
Inventor: HAMMURA AKIKO
IPC: B41J2/14
Filed: 2019-02-08
Abstract: To provide a liquid discharge head having a structure in which a plurality of different kinds of openings communicated with a flow path connected to a pressure chamber are formed in the same and even number, which is configured to be able to suppress temperature distribution while maintaining joint strength of an element substrate having openings formed therein.SOLUTION: A liquid discharge head 3 comprises in an element substrate 10: a discharge port row 14 constituted of a plurality of discharge ports 13; a plurality of pressure chambers 23 communicating with the discharge ports 13; a first flow path 18 and a second flow path 19 extending along the discharge port row 14 to communicate with the plurality of pressure chambers 23; a plurality of first openings 21a communicating with the first flow path 18; and a plurality of second openings 21b communicating with the second flow path 19. The number of the first openings 21a and the number of the second openings 21b are in the same and even number. Either the first openings 21a or the second openings 21b of the plurality of first openings 21a and the plurality of second openings 21b are positioned at both ends in a direction of the discharge port row.SELECTED DRAWING: Figure 1
Patent JP-2020131819-A (JP)
Title: System, method and program for transversal wave cycle prediction
Inventor: SHIMOZAWA AKIRA
IPC: B63B39/14
Filed: 2019-02-15
Abstract: To provide a system for predicting transversal wave cycle at high accuracy with no need of complicated data processing by using measurement data of existing sensors with no need of additional installment of any separate sensor.SOLUTION: A transversal wave period prediction system 1 includes: draft value measuring means for measuring time series draft values at starboard and port sides of a hull; transversal wave period calculation means for calculating a cycle of a transversal wave applied to the hull over a prescribed period based on time series data of difference between the draft value at the starboard side and the draft value at the port side measured by the draft value measuring means over the prescribed period; and prediction transversal wave cycle calculation means for calculating a prediction value for the transversal wave cycle based on the transversal wave cycle calculated for every prescribed time interval by the transversal wave cycle calculation means.SELECTED DRAWING: Figure 3
Patent JP-2020137198-A (JP)
Title: Cooling device
Inventor: KUBO KATSUHIRO
IPC: H02K9/04
Filed: 2019-02-15
Abstract: To provide a cooling device which can remove a magnetic metal powder from cold air to be injected into a member to be cooled, by a vortex tube.SOLUTION: The cooling device includes: a compressor (50); a vortex tube (60;80) having a tube body (61;81) formed of a warm air side tube portion (61a;81a) that discharges warm air from an end portion, and a cold air side tube portion (61b;81b) that discharges cold air from an end portion, which extend in opposite directions, separates compressed air into warm air and cool air, and discharges each of the warm air and the cool air; and a cooling duct (70) that guides and injects the cool air which is discharged from the vortex tube (60;80) to a member to be cooled, wherein a magnet is provided in a part of the tube body (61;81) of the vortex tube (60;80), and a magnet (180;280) is also provided in the cooling duct (170;270).SELECTED DRAWING: Figure 6
Patent JP-2020132175-A (JP)
Title: Apparatus for preventing wrong oil pouring into underground tank
Inventor: SUZUKI NAOHIKO
IPC: B67D7/32
Filed: 2019-02-15
Abstract: To prevent fuel oil from being wrongly poured into an underground tank when unloading fuel oil in a gas station.SOLUTION: An apparatus 1 for preventing wrong oil pouring into an underground tank is equipped with: valves (a valve main body 2, a valve body 4, a valve seat 7 and the like) provided in an oil pouring pipe 30 extended from an underground tank in a gas station to the ground and connected with an oil pouring hose 40 for fuel oil unloaded from a tank rolley, which prevent the fuel oil from overflowing from the underground tank; and valve body driving means (a cam 5, a rotating shaft 6 and a control lever 8) that moves the valve body 4 of the valves in a closing direction when prescribed kind of fuel oil passes through the valves. The apparatus can be configured so that when a portion (a contact part between a contact part 5a of the cam 5 and a cam of the rotating shaft 6)of the valve body driving means dissolves, engagement of the valve body driving means with the valve body is released, so that the valve body is moved in the closing direction by energizing means or when a portion (a bearing part 25b of the cam 25) of the valve body driving means swells, the engagement of the valve body driving means with the valve body is released, so that the valve body is moved in the closing direction by the energizing means.SELECTED DRAWING: Figure 1
Patent JP-2020134346-A (JP)
Title: Unusual state detection device for battery pack
Inventor: NAKAO MASATOSHI
IPC: G01N21/53
Filed: 2019-02-21
Abstract: To detect an unusual state by optically detecting smoke generation and directly determining smoke generation of a battery cell with light.SOLUTION: Based upon a state of reception of laser light, emitted by laser light irradiation means 4, by an optical detector 5 (based upon a transmission state of light), smoke generation of a battery cell 3 is determined, and an unusual state of a battery pack 1 is detected from a state of the smoke generation.SELECTED DRAWING: Figure 1
Patent JP-2019163764-A (JP)
Title: Vacuum pump and method for operating vacuum pump
Inventor: ADRIAN WIRTH
IPC: F04D19/04
Filed: 2019-02-21
Abstract: To reduce vibration, in particular, vibration of a rotor of a vacuum pump described at the beginning.SOLUTION: This invention relates to a vacuum pumps, in particular, a turbomolecular pump, and it has a housing and a rotor rotatably supported in the housing. The rotor can be driven to carry out a rotation to carry process gas from an inlet to an outlet of a vacuum pump, at that time, the rotor is rotatably supported by roller bearings (260, 273, 275) on at least one side in the housing. Here, the strength and/or buffering action of the roller bearings (260, 273, 275) can be changed.SELECTED DRAWING: Figure 1
Patent JP-2020136134-A (JP)
Title: Conductor and method for manufacturing conductor
Inventor: YAMAUCHI MASAYOSHI
IPC: H05K3/24
Filed: 2019-02-21
Abstract: To provide a method for manufacturing a conductor which has good adhesion to a base material of a metal particulate layer and good crack resistance of the metal particulate layer after drying in a wet process of plating to the metal particulate layer formed on a base material by ink containing metal fine particles.SOLUTION: A method for manufacturing a conductor includes printing ink containing metal fine particles onto a resin layer 2 formed on a base material 1 to form a metal particulate layer 3 and plating a metal layer 4 to the metal particulate layer 3, in which the resin layer 2 has a degree of swelling to the one or more organic solvents in the ink of 1% to 5%.SELECTED DRAWING: Figure 1
Patent JP-2020139185-A (JP)
Title: Production method of case hardening steel
Inventor: IMANAMI YUTA
IPC: C22C38/00
Filed: 2019-02-27
Abstract: To propose a production method of case hardening steel in which coarsening of crystal grains during carburization can be reliably and effectively suppressed.SOLUTION: A steel raw material contains C: 0.10-0.35 mass%, Si: 0.01-1.20 mass%, Mn: 0.30-1.50 mass%, P: 0.1 mass% or less, S: 0.5 mass% or less, Cr: 0.40-2.00 mass%, Nb: 0.010-0.090 mass%, Al: 0.010-0.080 mass%, and N: 0.0070 mass% or less, and the balance being Fe and inevitable impurities. The steel raw material is subjected to a first stage hot working, which is performed by heating the steel raw material at a heating temperature for a holding time described below, and is further subjected to a second stage hot working, which is performed by heating the steel raw material at a heating temperature for a holding time described below. <The first stage hot working> Heating temperature: X°C or higher, holding time: 1 hour or longer. X=1950+144.5 Ln(Y) where Y represents an added amount of N (mass%). <The second stage hot working> Heating temperature: 1000°C or lower, holding time: 5 hours or shorter.SELECTED DRAWING: None
Patent JP-2020041395-A (JP)
Title: Lock control device, image generation device, lock control method, and lock system
Inventor: ISHIDA MASAHIRO
IPC: E05B65/00
Filed: 2019-02-28
Abstract: To provide a lock control device, image generation device, lock control method, and lock system that are convenient.SOLUTION: The lock control device controls a plurality of lock units that a plurality of storage units include. The lock control device includes a display control unit that displays pieces of storage unit information that indicate storage units on a display unit, a reception unit that receives input for some pieces of storage unit information out of the pieces of storage unit information, and an unlock control unit that outputs unlock signals for opening lock units to some lock units corresponding to some pieces of storage unit information that are received by the reception unit.SELECTED DRAWING: Figure 14
Patent JP-2019081054-A (JP)
Title: Game machine
Inventor: ICHIHARA TAKAAKI
IPC: A63F7/02
Filed: 2019-03-01
Abstract: To provide a game machine capable of maintaining game amusement.SOLUTION: A Pachinko machine 1 has a start port capable of receiving a game ball shot in a game area 5a. When the game ball enters the start port, a determination process regarding a winning is performed. Then, when variable display according to the result of the determination process is started and a winning symbol is displayed in the variable display, a winning game is played. In this respect, in the Pachinko machine 1, a performance section is set in which display data is shared depending on whether a predetermined determination result is obtained or not.SELECTED DRAWING: Figure 60
Patent JP-2020143007-A (JP)
Title: Reactivity-imparting compound, manufacturing method thereof, surface reactive solid using reactivity-imparting compound, and method for manufacturing surface reactive solid
Inventor: MURAOKA HIROKI
IPC: C07F7/18
Filed: 2019-03-05
Abstract: To provide a reactivity-imparting compound that imparts reactivity enabling bonding between a solid and another material, wherein the reactivity-imparting compound can impart reactivity to the solid with high efficiency and wherein the bonding adhesion between the solid and another material is high, and to provide a method for manufacturing the same, a surface reactive solid using the same, and a method for manufacturing surface reactive solid.SOLUTION: There is provided a reactivity-imparting compound provided on a surface of a solid in order to bond between the solid and another material, wherein the reactivity-imparting compound is a compound having a triazine ring, an alkoxysilyl group (also including a case where an alkoxy group in the alkoxysilyl group is OH) and a diazomethyl group in one molecule. There are also provided a method for manufacturing the reactivity-imparting compound, a surface reactive solid using the same, and a method for manufacturing the surface reactive solid.SELECTED DRAWING: Figure 1
Patent JP-2020144209-A (JP)
Title: Speech processing unit, conference system and speech processing method
Inventor: HIRUKAWA KEIKO
IPC: G10L17/00
Filed: 2019-03-06
Abstract: To provide a speech processing unit, a conference system and a speech processing method that can prevent a command that a user does not intend from being executed without disturbing user's conversation.SOLUTION: A speech processing unit comprises: a speech reception part which receives a speech; an image acquisition part which acquires a picked-up image picked up by an imaging part; a speaker specification part which specifies a speaker based upon the speech received by the speech reception part and the picked-up image acquired by the image acquisition part; a speech determination part which determines whether the speech is a specific word based upon the speech received by the speech reception part and an image of the speaker specified by the speaker specification part included in the picked-up image; and a speech transmission part which switches a transmission destination of the speech received by the speech reception part based upon a determination result of the speech determination part.SELECTED DRAWING: Figure 4
Patent JP-2020143524-A (JP)
Title: Underwater riprap leveling apparatus
Inventor: KAWASHIMA SHINICHI
IPC: E02D15/10
Filed: 2019-03-07
Abstract: To provide an underwater riprap leveling apparatus capable of reducing time and costs required for manufacture.SOLUTION: An underwater riprap leveling apparatus 1 comprises a support body 4 that has a support erected on a base, and a weight 5 that is slidably attached to the support. The underwater riprap leveling apparatus drops the weight 5 along the support toward the base so as to push riprap 7 thrown into water by the base. The support body 4 has the plurality of supports erected with a space between them on the base. In the weight 5, one through-hole penetrating in a vertical direction is formed in a central part. The plurality of supports of the support body 4 are inserted through the through-hole of the weight 5 so that the weight 5 can slide along the outside of the support.SELECTED DRAWING: Figure 1
Patent JP-2020147159-A (JP)
Title: Saddle-riding type vehicle
Inventor: KIKUCHI TAKEHIKO
IPC: B62J9/00
Filed: 2019-03-13
Abstract: To enable a pannier case of different type to be mounted without replacing a holding member, in a saddle-riding type vehicle.SOLUTION: In a saddle-riding type vehicle comprising a holding member 52 capable of holding a pannier case 50 disposed on a side of a vehicle body, the holding member 52 includes an engagement hole 55 with which an engagement part 51 of the pannier case 50 can engage, and a fastener 67 capable of fastening a stay is provided on a bottom surface 65 of the engagement hole 55.SELECTED DRAWING: Figure 7