baber/WOPTO huggingface dataset:
Patent JP-2020012026-A (JP)
Title: Adhesive composition, laminate, and adhesive sheet
Inventor: SATO KITARU
IPC: C09J163/04
Filed: 2018-07-13
Abstract: To provide an adhesive composition which has good adhesiveness to a substrate such as an LCP and is excellent in low dielectric characteristics.SOLUTION: The adhesive composition contains (A) a bismaleimide resin represented by general formula (1), (B) an epoxy resin, and (C) a curing agent. The epoxy resin (B) contains at least one epoxy resin selected from the group consisting of polyfunctional epoxy resins having a bisphenol A skeleton, a bisphenol F skeleton, and a novolac skeleton. The content of the component (B) is 15-35 pts.mass based on 100 pts.mass of the total amount of the component (A) and the component (B). [In the formula (1), Rrepresents a divalent hydrocarbon group derived from a dimer acid; Q represents a substituted or unsubstituted C1-100 aliphatic group, a substituted or unsubstituted aromatic group, or a substituted or unsubstituted heteroaromatic group; and n represents an integer of 0-100.]SELECTED DRAWING: None
Patent JP-2020012933-A (JP)
Title: Optical fiber
Inventor: SAKUMA HIROTAKA
IPC: C03C13/04
Filed: 2018-07-17
Abstract: To provide an optical fiber capable of reducing an increase in transmission loss.SOLUTION: An optical fiber 1, which is an optical fiber made of silica-based glass, includes a core 10 and a cladding 20 surrounding the core 10. A refractive index of the cladding 20 is smaller than a refractive index of the core 10. The core 10 includes one element of an alkali metal element group and includes also chlorine. A concentration of chlorine is 1 wt.ppm or more in a whole area of the core 10, and an absolute value of a radial variation rate of the chlorine concentration is smaller than 2000 wt.ppm/μm in the whole area of the core 10.SELECTED DRAWING: Figure 1
Patent JP-2019149361-A (JP)
Title: Secondary battery separator
Inventor: YAMAMOTO AKITO
IPC: H01M50/454
Filed: 2018-07-17
Abstract: To provide a secondary battery separator having low weight and excellent heat resistance.SOLUTION: A secondary battery separator comprises a porous base layer (A) and a heat resistant layer (B) formed of a nonwoven fabric that includes a binder and microfibers having a melting point (or a decomposition temperature if the microfibers do not have any melting point) of 200°C or above. As the microfibers, aramid fibers are preferably used. As the binder, at least one substance selected from among polysaccharide derivatives (1), compounds each having a constitutional unit represented by the following formula (2), and compounds each having a constitutional unit represented by the following formula (3), is preferably used. In the formulae, R represents a hydroxyl group, a carboxyl group, a phenyl group, an N-substituted or unsubstituted carbamoyl group, or a 2-oxo-1-pyrrolidinyl group, n represents an integer of 2 or more, and L represents an ether linkage or a (-NH-) group.SELECTED DRAWING: None
Patent JP-2020017668-A (JP)
Title: Method for manufacturing semiconductor device
Inventor: KAWASAKI TAKAHIKO
IPC: B24B37/00
Filed: 2018-07-26
Abstract: To provide a method for manufacturing a semiconductor device capable of appropriately joining pads.SOLUTION: According to one embodiment, a method for manufacturing a semiconductor device includes the steps of: forming a first recess in a first insulation film formed on a first substrate; and forming a first conductive film in the first recess and on a surface of the first insulation film outside the first recess. The method also includes a step of forming a first pad having a width of 3 μm or below and including the first conductive layer in the first recess by performing first processing for polishing the first conductive layer at a first polishing rate and second processing for polishing the first conductive layer at a second polishing rate lower than the first polishing rate after the first processing. The method further includes a step of joining the first pad of the first substrate and a second pad of a second substrate by annealing the first substrate and the second substrate. In addition, second processing is performed so that a selection ratio of the first conductive layer to the first insulation film becomes 0.3 to 0.4.SELECTED DRAWING: Figure 5
Patent JP-2020019022-A (JP)
Title: Shearing method and shearing device
Inventor: YASUTOMI TAKASHI
IPC: B21D28/02
Filed: 2018-07-30
Abstract: To reduce a drooling amount at a corner part when punching a work-piece into a shape having the corner part by shearing.SOLUTION: A shearing device comprises a first blade and a second blade, and can cut a work-piece along a cutting line including a corner part by moving the first blade relatively to the second blade in a thickness direction of the work-piece. The first blade includes a projection part which is defined along the cutting line and is formed in a first section corresponding to the corner part of the cutting line, and a non-projection part which is defined along the cutting line and is formed in a second section other than the first section. When the first blade faces the work-piece, the projection part rather than the non-projection part is so positioned as to approach the work-piece.SELECTED DRAWING: Figure 2
Patent JP-2020026797-A (JP)
Title: Lubrication structure for gear device
Inventor: ASANO MASAKI
IPC: F16H57/04
Filed: 2018-08-09
Abstract: To effectively suppress an increase in agitation resistance caused by lubrication oil being gathered up.SOLUTION: A lubrication structure includes: a gear case 40 storing lubrication oil on a bottom portion; a set of gears G2, housed in the gear case 40 and including a lower gear 62, at least a part of which is submerged in the lubrication oil, and an upper gear 63 meshed with the lower gear 62; and regulating protrusions 80A, 80B, protrusively provided from an internal side surface of the gear case 40 toward an outer peripheral surface of any one of the upper gear 63 and lower gear 62, for suppressing the lubrication oil from flowing in between the gear case 40 and upper gear 63, the oil gathered up by the lower gear 62.SELECTED DRAWING: Figure 2
Patent JP-2020026232-A (JP)
Title: Lower part vehicle body structure
Inventor: EBIMOTO KEISUKE
IPC: B62D25/20
Filed: 2018-08-13
Abstract: To provide a lower part vehicle body structure which can achieve improvement of cooling effect on a heating element disposed behind a fuel tank.SOLUTION: A vehicle body floor 2 has step-up parts 48 extending toward both side parts of a floor tunnel 50 from below. A lower part vehicle body structure includes: first and second under covers 102, 104 covering the step-up parts 48 from below; a fuel tank 108 disposed behind the first and second under covers 102, 104; and a differential gear 32 disposed behind the fuel tank 108. The fuel tank 108 has a recessed part 108a, which has a width smaller than a width between the step-up parts 48 in a vehicle width direction, on a lower surface. The recessed part 108a opens downward and the differential gear 32 is disposed behind the recessed part 108a of the fuel tank 108.SELECTED DRAWING: Figure 5
Patent JP-2020030931-A (JP)
Title: Method for producing light emitting module
Inventor: OGURO SHINICHI
IPC: F21S2/00
Filed: 2018-08-22
Abstract: To provide a light emitting module that can be reduced in thickness.SOLUTION: A method for producing a light emitting module of the present disclosure has steps of preparing a light emitting element having a semiconductor laminate and an electrode, preparing a light guide plate having a first principal face to be a light emitting face and a second principal face opposite the first principal face, disposing a plurality of joint members on the second principal face, mounting the light emitting element with the electrode on the upper side, on the joint member, forming a reflective film that coats the second principal face and light emitting element, disposing a coating member that coats the reflective film, removing the reflective film and coating member until the electrode exposes, and forming a conductive member electrically connected to the plurality of light emitting elements.SELECTED DRAWING: Figure 1B
Patent JP-2020029726-A (JP)
Title: Method for installing large bottomed tubular body and large bottomed tubular body
Inventor: ARANAGA RYUICHI
IPC: E04H9/12
Filed: 2018-08-23
Abstract: To provide a method for installing a large bottomed tubular body having a housing that can be installed underground in a relatively short time, is low in cost, has a small occupied plane space, and is not easily influenced by ground structures and facilities, and to provide the large bottomed tubular body.SOLUTION: The present invention comprises steps of: vertically press-fitting a tubular body into the ground while discharging the soil from inside the large tubular body 1; pouring ready-mixed concrete 40 into a recess formed by recessing downward from a lower end of the tubular body; disposing a bottom lid 10 having a filling hole for filling mortar 42 below the lower surface outside the bottom lid, near the lower end of the tubular body, after filling the lower recess of the pipe tubular body with ready-mixed concrete; filling the mortar 42 through the filling hole into a gap between the bottom surface of the bottom lid after the filling of the ready-mixed concrete and a ready-mixed concrete placing portion with the bottom lid 10 disposed near the lower end of the tubular body 1; and welding an outer edge of the bottom lid and an inner wall surface of the tubular body to join the tubular body and the bottom lid. Large enclosures can be built in a short period of time in areas where water has penetrated the ground.SELECTED DRAWING: Figure 10
Patent JP-2019080305-A (JP)
Title: Solid-state imaging element, method of driving the same, and electronic device
Inventor: ASAZUMA TOMOHIKO
IPC: H01L27/146
Filed: 2018-08-28
Abstract: To provide a solid-state imaging element capable of automatically expanding a dynamic range for each unit pixel.SOLUTION: A solid-state imaging element includes for each unit pixel: a first photoelectric conversion element; a first storage unit for storing charges photoelectrically converted by the first photoelectric conversion element; and a first film that is electrically connected to the first storage unit and whose optical characteristics change according to an applied voltage. The unit pixel of the solid-state imaging element can further include: a first transfer transistor for transferring the charges photoelectrically converted by the photoelectric conversion element to the first storage unit; an amplification transistor electrically connected to the first storage unit; and a selection transistor electrically connected to the amplification transistor.SELECTED DRAWING: Figure 2
Patent JP-2020033455-A (JP)
Title: Thermoplastic polyester resin composition and its molded article
Inventor: TANABE JUNKI
IPC: C08L63/00
Filed: 2018-08-30
Abstract: To provide a thermoplastic resin composition which achieves both long-term hydrolysis resistance and thermal aging resistance at high level, and can suppress bleed-out to a surface of a molded article in dry wet heating treatment, and a molded article.SOLUTION: A thermoplastic polyester resin composition contains a thermoplastic polyester resin (A), an epoxy compound (B) having an epoxy equivalent of 200-3,000 g/eq, an amorphous resin (C) having a number average molecular weight of 2,000-500,000 and a reducing phosphorus compound (D) represented by general formula (1), in which 0.05-10 pts.wt. of the epoxy compound (B) and 0.01-1 pts.wt. of the reducing phosphorus compound (D) having a specific structure are contained in 100 pts.wt. of the total of 95-99.9 pts.wt. of the thermoplastic polyester resin (A) and 0.1-5 pts.wt. of the amorphous resin (C), and a fusion heat amount of a test piece obtained by molding a resin composition after having been exposed in the atmosphere, where a temperature of 175°C for 100 hours is 55 J/g or less.SELECTED DRAWING: None
Patent JP-2020034732-A (JP)
Title: Magnifying observation device
Inventor: HAGA NAOKI
IPC: G02B21/00
Filed: 2018-08-30
Abstract: To allow for making full use of autofocus capability while avoiding collision of an objective lens with an object under observation.SOLUTION: A magnifying observation device provided herein is configured to: acquire a side-view image of an object 100 under observation including at least a top surface thereof; acquire position-related information of an objective lens 25 and the object 100 under observation; and search for a focal point of the objective lens using the position-related information and a magnified observation image.SELECTED DRAWING: Figure 21
Patent JP-2020038100-A (JP)
Title: Method, device, and system for evaluating impact absorption properties of resin film
Inventor: ISHIKAWA EISAKU
IPC: G01N3/42
Filed: 2018-09-03
Abstract: To provide a simpler method and a device and the like for evaluating impact absorption properties of a resin film.SOLUTION: A method for evaluating impact absorption properties of a resin film includes: a first step of placing an evaluation object comprising a resin film, on a deformation mark recording member for recording an impact to be applied as a deformation mark; a second step of dropping a weight body from above the evaluation object in order to apply the impact to the deformation mark recording member through the evaluation object; and a third step of analyzing the deformation mark recorded by the deformation mark recording member after the second step, in order to determine quality of the resin film. A device 10 for evaluating the impact absorption properties of the resin film includes: a deformation mark recording member 5 which supports the evaluation object 4 comprising the resin film, and records the applied impact as a deformation mark; and an impact application mechanism 3 which drops a weight body 1 from above the evaluation object 4, in order to apply the impact on the deformation mark recording member 5 through the evaluation object 4.SELECTED DRAWING: Figure 1
Patent JP-2020038172-A (JP)
Title: Machine diagnosing device and machine diagnosing program
Inventor: AIHARA TAKASHI
IPC: G01M13/02
Filed: 2018-09-05
Abstract: To provide a machine diagnosing device and a machine diagnosing program which can attain a visual picture of the state of degradation of a driving mechanism.SOLUTION: A machine diagnosing device 200-3 includes a frictional force identification unit 80 for identifying the frictional force of a driving mechanism 34 on the basis of driving current information showing the value of a motor driving current obtained when the driving mechanism 34 is driven. The machine diagnosing device 200-3 includes a display control unit 23 for making the tendency of change of the frictional force identified by the frictional force identification unit 80 displayed in a display unit 300 in the form of a graph in a temporal sequence.SELECTED DRAWING: Figure 52
Patent JP-2019047783-A (JP)
Title: Sea water filtration equipment and filtration method of sea water for refill
Inventor: TANAKA SATOSHI
IPC: A01K63/04
Filed: 2018-09-07
Abstract: To provide sea water filtration equipment and filtration method of sea water for refill, capable of obtaining safe and clean filtered sea water which does not generate bromic acid even when the filtered sea water is supplied to a closed circulation type land culture system having an ultraviolet radiation device, and which does not cause killing of microbes in a biological filtration tank, since the filtered sea water includes no contamination such as dirt, germ, virus and includes no free residual chlorine.SOLUTION: There is provided sea water filtration equipment comprising: a sea water take-in path for taking the sea water into a device; a control part provided in an upper space in a frame body which is a vertical type; a filtration part formed of at least a long-shaped hollow fiber membrane module provided in the vertical direction space in the vertical type frame body; a reverse cleaning part formed of a reverse cleaning tank provided in the upper space in the frame body and a reverse cleaning pump for pressure feeding reverse cleaning water including free residual chlorine in the reverse cleaning tank to the hollow fiber membrane module; and a filtration sea water supply path for supplying filtered sea water to the external part of the device.SELECTED DRAWING: Figure 1
Patent JP-2020041283-A (JP)
Title: Assembly type tent and component for assembly type tent
Inventor: TATSUNO ISAMU
IPC: E04H15/56
Filed: 2018-09-07
Abstract: To provide an assembly type tent and components for the assembly type tent which can be easily set up and withdrawn while improving durability resistant to wind and snow.SOLUTION: A assembly type tent 10 comprising : a floor part 12 made of concrete; a first wall portion 12A1 made of concrete and fixed to the floor part 12 in a vertical direction; a second wall part 12B1 composed of concrete and fixed vertically to the floor part 12 and fixed to a side end part of the first wall part 12A1; a plurality of first frames 20A - 20D constituted of metal and erected perpendicularly to the floor part 12; a first curtain body 40 for forming a third wall part perpendicular to the floor part 12; a second curtain body 30 to become a roof part.SELECTED DRAWING: Figure 1
Patent JP-2020039595-A (JP)
Title: Underpants type disposable diaper
Inventor: TSUGE KYOKO
IPC: A61F13/496
Filed: 2018-09-11
Abstract: To provide an underpants type disposable diaper capable of exhibiting a function for improving a wearing feeling so as to be made different in a back part and in an abdominal part.SOLUTION: A disposable diaper of the present invention comprises an abdominal region, a back region and a crotch region, and comprises: an absorbent body arranged over the abdominal region and the back region; and an exterior body arranged on a non-skin facing surface side of the absorbent body. The exterior body comprises at least, an external layer nonwoven fabric forming a non-skin facing surface, and an internal layer nonwoven fabric forming a skin facing surface. The abdominal region and the back region comprise respectively, an extension part where at least one of the external layer and internal layer nonwoven fabric extends from a waist opening end. A folded part formed by folding the extension part to the skin facing surface side, covers an abdominal end part and a back end part of the absorbent body, respectively. In the folded part, the nonwoven fabric forming a surface closest to a skin side in a portion covering the abdominal end part, and the nonwoven fabric forming a surface closest to a skin side in a portion covering the back end part, have different physical properties from each other.SELECTED DRAWING: Figure 1
Patent JP-2019053058-A (JP)
Title: Particle analysis device
Inventor: OGUMO KATSUTOSHI
IPC: G01N15/12
Filed: 2018-09-12
Abstract: To provide a particle analysis device that enables a particle analysis less in error, even though a syringe device is used as a suction pump.SOLUTION: In a particle analysis device of the present invention, firstly, an internal space S2 of a negative pressure (pressure P2) having a preliminarily prescribed volume V2 is formed in a cylinder of a syringe device 20 sucking a sample liquid Y1 in a measurement chamber 10. Next, the negative pressure (pressure P2) is applied in the measurement chamber, then, the sample liquid Y1 is sucked, and a measurement of a particle X1 is conducted in a measurement-purpose flow channel 11. A control device is configured to compute a particle analysis value A from a measurement signal obtained by the measurement, in which the particle analysis value A is obtained by suction force of the pressure P2, and the control device is configured to further correct the particle analysis value A on the basis of the pressure P2 and a predetermined standard pressure Ps for the internal space S2.SELECTED DRAWING: Figure 1
Patent JP-2020045583-A (JP)
Title: protector
Inventor: ISHIDA YUKO
IPC: A41D13/015
Filed: 2018-09-14
Abstract: To provide a protector which can prevent stuffiness during wearing, can easily be stored in a bag and the like and can easily be carried without obstructing body movement.SOLUTION: Shock absorbing pads 3 and 4 are formed by laminating a plurality of pads where vent holes by punching are formed, are formed in horizontally long shapes where vertical widths are adjusted in a rounding direction Q of a garment body 2, and are separately arranged in the garment body 2 so that they are adjacent along the rounding direction of the garment body 2.SELECTED DRAWING: Figure 1
Patent JP-2020048337-A (JP)
Title: Rotor position estimation device, motor control device and program
Inventor: ITO TAMOTSU
IPC: G01R19/20
Filed: 2018-09-19
Abstract: To estimate and control the rotor position more reliably with a simple configuration even if the motor speed is increased by PWM control.SOLUTION: A rotor position estimation device according to an embodiment is used in a motor drive circuit for driving a three-phase AC motor by an inverter, and for estimating a rotor position of the rotor of the three-phase AC motor, comprising: a current difference detection circuit for detecting the current difference between a first detection timing and a second detection timing in at least one of the three phases of a three-phase AC motor; a detection timing generation circuit that generates the first detection timing and the second detection timing so that the current flowing in a first direction due to the application of the supply voltage and the current flowing in a second direction due to the application of the supply voltage cancel out in the phase to be detected in the current difference detection circuit; and a position estimation circuit that estimates the rotational position of the rotor based on the zero crossing point of the current difference.SELECTED DRAWING: Figure 10
Patent JP-2020048099-A (JP)
Title: Information processing apparatus, image forming apparatus, and program
Inventor: MIYOSHI NOBUKAZU
IPC: H04N1/00
Filed: 2018-09-20
Abstract: To provide an information processing apparatus, an image forming apparatus, and a program that can display, on a single screen, information indicating an extended function of an extended device together with information indicating a basic function when connection of the extended device is performed.SOLUTION: An information processing apparatus 10 includes an information processing device main body 12, an extended device 14 additionally connected to the information processing device main body 12, and synthetic information generating means 70 that generates synthetic information for displaying, on a single screen, information on a basic function of the information processing apparatus body 12 and information on the extended function of the an extended device 14 together when the extended device 14 is connected to the information processing device main body 12.SELECTED DRAWING: Figure 1
Patent JP-2020046339-A (JP)
Title: Light projection device, light projection/reception device, and ranging device
Inventor: SATO MITSURU
IPC: G01S17/10
Filed: 2018-09-20
Abstract: To provide a light projection/reception device capable of accurately projecting and receiving light by projecting light with reduced intensity irregularity, and to provide a ranging device capable of accurately measuring distance.SOLUTION: A light projection/reception device provided herein comprises: a light source 11 configured to emit light having a cross-section with a long axis and a short axis; a light shield 13 for blocking light in end portions in a long-axis direction; and a photosensitive element 14 having a light receiving surface comprised of a plurality of photosensitive segments arrayed along a direction corresponding to the long-axis direction and configured to receive reflection light reflected by an object.SELECTED DRAWING: Figure 1