baber/WOPTO huggingface dataset:
Patent JP-2020145104-A (JP)
Title: Lithium ion secondary battery
Inventor: YAMAMOTO SHINJI
IPC: H01M10/0568
Filed: 2019-03-07
Abstract: To provide a lithium ion secondary battery which can bring out the performance of an additive agent of an electrolyte solution satisfactorily.SOLUTION: A lithium ion secondary battery of the present invention comprises a nonaqueous electrolytic solution which contains lithium hexafluorophosphate (hereinafter referred to as LiPF6) as an electrolyte. The nonaqueous electrolytic solution further contains, as an additive agent, VC and LiDFOB. The process of initially charging the lithium ion secondary battery includes: an initial charging step in which the lithium ion secondary battery is charged until its State of Charge (hereinafter referred to as SOC) reaches a first SOC of 30% or below and then, stored for a given length of time; and a subsequent charging step in which the lithium ion secondary battery is charged until the SOC reaches an SOC higher than the first SOC and then, stored for a given length of time.SELECTED DRAWING: Figure 2
Patent JP-2020142701-A (JP)
Title: Pneumatic tire
Inventor: CHAYA TAKAMITSU
IPC: B60C9/00
Filed: 2019-03-07
Abstract: To provide a pneumatic tire which has a carcass layer comprising organic fiber cords, and achieves both steering stability and high speed durability.SOLUTION: A pneumatic tire includes at least one carcass layer 4 which is stretched between a pair of bead parts 3, and is comprised of carcass cords 4c made from organic fiber cords obtained by intertwisting a bundle of filaments of organic fiber. In the pneumatic tire, a conditioned size of the carcass cord 4c is 4000dtex to 8000dtex, an intermediate elongation is 3.3% to 4.2% at the time of a 1.0cN/dtex load of the carcass cord 4c on a side wall part 2, and a ratio G/R of an interlayer rubber gauge G of a main body part 4A and a folding part 4B relative to a cord diameter R of the carcass cord 4c is 0.50 to 0.60, in a contact region A where the main body part 4A and the folding part 4B contact each other on the carcass layer 4.SELECTED DRAWING: Figure 2
Patent JP-2020146612-A (JP)
Title: Fine particle removal membrane device, ultrapure water production device, and ultrapure water production method
Inventor: KONDO TSUKASA
IPC: B01D65/02
Filed: 2019-03-12
Abstract: To provide a fine particle removal membrane device used in an ultrapure water production device to remove fine particles in water, which allows at least one of its sterilization and cleaning to be performed without interrupting supply of ultrapure water to a point of use even when an amount of treated water in the ultrapure water production device is large.SOLUTION: A fine particle removable membrane device has a plurality of membrane modules including a fine particle removal membrane, and at least some of the membrane modules are installed in parallel with each other. The fine particle removal membrane device further includes: a flow path that allows water to pass through a first membrane module of the membrane modules installed in parallel so as to be distinguished from a second membrane module, and switching means for switching the flow path. By supplying water to at least one membrane module, fine particles contained in the water are removed.SELECTED DRAWING: Figure 2
Patent JP-2020149328-A (JP)
Title: System, method, and program for supporting preview of real estate property
Inventor: TANUMA TOYOHISA
IPC: G06Q50/16
Filed: 2019-03-13
Abstract: To improve the convenience of previewing a real estate property.SOLUTION: A server 10 according to an embodiment of the present invention provides a property information service that provides information on a real estate property to a user (a property searcher) who operates an information processing terminal 30. Based on the current position of a person who responds to the preview of a real estate property that exists within a range including, as a reference point, the current position of the property searcher who searches for the property, the server 10 determines available preview time for the real estate property, and presents information about the available preview time to the property searcher. Therefore, for example, the preview of a property existing around the current position of the property searcher is promoted.SELECTED DRAWING: Figure 1
Patent JP-2020148426-A (JP)
Title: Continuous steel material heating furnace and air ratio control method thereof
Inventor: NISHIMURA TAKASHI
IPC: F27D19/00
Filed: 2019-03-14
Abstract: To provide a continuous steel material heating furnace and an air ratio control method thereof capable of controlling an air ratio for every combustion control band to an appropriate air ratio with high accuracy, so as to adjust the oxygen concentration in exhaust gas to an appropriate value.SOLUTION: A continuous steel material heating furnace 1 comprises: at least one oxygen concentration detector 28 for sucked exhaust gas for detecting the oxygen concentration in the sucked exhaust gas, provided to a sucked exhaust gas main pipe 27 collecting the sucked exhaust gas of each of combustion control zones 3, 4, 5, 6 having heat storage type switching combustion burners 10; an oxygen concentration detector 9 for furnace tail exhaust gas for detecting the oxygen concentration in the furnace tail exhaust gas, provided at a downstream portion of the most downstream side combustion control band 3 in the exhaust gas flow of a furnace body 2; and an air ratio control part 30 controlling the air ratio for each of the combustion control bands 3, 4, 5, 6, on the basis of the detection value of the oxygen concentration detector 28 for sucked exhaust gas and the detection value of the oxygen concentration detector 9 for furnace tail exhaust gas.SELECTED DRAWING: Figure 1
Patent JP-2020149950-A (JP)
Title: Positive electrode active material showing layered rock salt structure and including lithium, nickel, aluminum, tungsten and oxygen, and manufacturing method thereof
Inventor: SAIDA JUN
IPC: H01M4/36
Filed: 2019-03-15
Abstract: To provide a new positive electrode active material containing no cobalt and a manufacturing method thereof.SOLUTION: A manufacturing method of a positive electrode active material includes a precipitation step of mixing a basic substance with an aqueous solution in which nickel, aluminum, tungsten, and a chelate compound are dissolved to precipitate a transition metal hydroxide containing nickel, aluminum, and tungsten, a precursor forming step of heating the transition metal hydroxide to form a precursor obtained by removing adhering water or as a transition metal oxide, and a firing step of mixing and firing the precursor and lithium salt, and shows a layered rock salt structure and contains lithium, nickel, aluminum, tungsten, and oxygen.SELECTED DRAWING: None
Patent JP-2020160642-A (JP)
Title: Error determination device, error determination method and program
Inventor: KAWAGUCHI HIDETOSHI
IPC: G06N3/04
Filed: 2019-03-26
Abstract: To determine with high accuracy whether a classification is correct or incorrect in a technology for classifying information.SOLUTION: An error determination apparatus is provided with a classification estimation process observation unit for obtaining estimation process data from a classification estimation unit that estimates classification subject data and generates an estimation process feature vector based on the data, and an error determination unit to which the estimation process feature vector generated by the classification estimation process observation unit and a classification result outputted from the classification estimation unit are inputted, determines whether the classification result is correct or incorrect based on the estimation process feature vector and the classification result. The error determination unit is deemed as a function unit generated by machine learning based on an estimation process feature vector list formed by adding a pseudo feature vector to the estimated process feature vector list generated by the classification estimation process unit and a learning correction list in which a classification corresponding to the pseudo feature vector is incorrect.SELECTED DRAWING: Figure 1
Patent JP-2020157928-A (JP)
Title: Cross member and vehicle body frame
Inventor: HORIGUCHI KENICHI
IPC: B62D21/18
Filed: 2019-03-26
Abstract: To improve a degree-of-freedom of layout around a cross member.SOLUTION: A second cross member 14 has a cross member body 31 which has a cross section being formed into a crown shape and extends in a vehicle width direction, and left and right cross member gussets 33 which are fixed to both ends of left and right ends of the cross member body 31. The left and right cross member gussets 33 are fixed to both ends 34a in the vehicle width direction of a cross member top plate part 34 of the cross member body 31, and extend to a vehicle width direction outer side with respect to both of left and right ends 37 of the cross member top plate part 34. A distance L4 between outer ends 33a in the vehicle width direction of the left and right cross member gussets 33 is longer on both sides in the vehicle width direction than a length L2 of the cross member body 31 in the vehicle width direction. A projection region 39 of the left and right cross member gussets 33 are fixed in a state of being loaded on a top face of a side member top plate part of left and right side members from above.SELECTED DRAWING: Figure 5
Patent JP-2020158843-A (JP)
Title: Clad plate material for metal mask and metal mask
Inventor: HORIBE TAKAHIRO
IPC: H05B33/10
Filed: 2019-03-27
Abstract: To provide a clad plate material for metal mask which may be easily handled, in which the metal mask may be thinned, and with which the productivity of the metal mask may be preferably improved, and to provide a metal mask using the clad plate material.SOLUTION: A clad plate material for metal mask has, in a cross-sectional view cut in the thickness direction, a base material layer made of an Fe-based alloy containing at least one of Ni and Co in a range of 30% by mass or more and 50% by mass or less and a first carrier layer that is pressure-welded to one side of the base material layer. The base material layer and the first carrier layer may be etched with etching solutions having the same property. The base material layer has a higher corrosion resistance against the etching solutions than the first carrier layer. The clad plate material for metal mask is used for a metal mask.SELECTED DRAWING: Figure 3
Patent JP-2020162814-A (JP)
Title: Game machine
Inventor: KATO TAKAHIRO
IPC: A63F5/04
Filed: 2019-03-29
Abstract: To provide a highly amusing game machine.SOLUTION: A game machine is configured so as to be capable of displaying advantageous icons in the order of occurrence of a special game state, and to include plural types of display modes of the advantageous icons, and is configured so as to include a first advantageous icon and a second advantageous icon as the advantageous icons corresponding to a predetermined special game state.SELECTED DRAWING: Figure 324
Patent JP-2020165779-A (JP)
Title: Device and method for inspecting fruits and vegetables, fruit and vegetable inspection device with freshness preservation feature, and fruit and vegetable inspection method for preserving freshness
Inventor: AMANO KEIJI
IPC: G01N21/27
Filed: 2019-03-29
Abstract: To provide a fruit and vegetable inspection device with a freshness preservation feature and fruit and vegetable inspection method for preserving freshness, which allow for effectively and efficiently processing fruits and vegetables to preserve freshness based on measurements, etc. obtained by the device and method for inspecting fruits and vegetables.SOLUTION: Freshness preservation processing for fruits and vegetables is done based on at least either of measurements and quality values acquired through quality inspection of fruits and vegetables.SELECTED DRAWING: Figure 4
Patent JP-2020167844-A (JP)
Title: Driving device
Inventor: MAENO YUYA
IPC: H02K9/22
Filed: 2019-03-29
Abstract: To provide a driving device capable of reducing a temperature rise of a switching element unit and a capacitor unit due to transmission of heat of a rotary electric machine to the switching element unit and the capacitor via a case.SOLUTION: A cooling unit 3 comprises: a coolant passage 30 in which a coolant flows; a first cooling surface part F1 arranged along a switching element unit 1; and a second cooling surface part F2 arranged along a capacitor unit 2. A first conductive member B1 comprises: a first cooling side conductive part B11 that is arranged on the first cooling surface part F1 side with respect to a plurality of switching elements 10 in the switching element unit 1; a first opposite cooling side conductive part B12 arranged on the side opposite to the second cooling surface part F2 side across a capacitor element 20 in the capacitor unit 2; and a first connection conductive part B13 that connects the first cooling side conductive part B11 with the first opposite cooling side conductive part B12.SELECTED DRAWING: Figure 4
Patent JP-2020169677-A (JP)
Title: Slip stop tool
Inventor: HIURA EIICHI
IPC: F16G11/02
Filed: 2019-04-02
Abstract: To provide a slip stop tool which does not damage a wire and restricts movement of a wire fixing bracket inserted into the wire with a simple structure.SOLUTION: A slip stop tool 9 is attached to a cylindrical wire fixing bracket 1 in which both ends are open and includes: a body part 10 which is fitted on the wire fixing bracket 1; and a closing part 11 which closes one of the openings of the wire fixing bracket 1. Through holes 12, 13 serving as insertion parts for inserting a wire 2 are formed at the closing part 11.SELECTED DRAWING: Figure 1
Patent JP-2020170781-A (JP)
Title: Film structure
Inventor: KIJIMA TAKESHI
IPC: H01L41/187
Filed: 2019-04-03
Abstract: To provide a film structure capable of improving the piezoelectric characteristics of a piezoelectric film containing lead zirconate titanate.SOLUTION: A film structure includes a base 11, a lower piezoelectric film 21 formed on the base 11 and containing lead zirconate titanate, and an upper piezoelectric film 22 formed on the lower piezoelectric film 21 and containing lead zirconate titanate. The base 11 has compressive stress, the lower piezoelectric film 21 and the upper piezoelectric film 22 both have tensile stress, and the elastic constant of the lower piezoelectric film 21 is larger than the elastic constant of the upper piezoelectric film 22.SELECTED DRAWING: Figure 2
Patent JP-2020173306-A (JP)
Title: Electrophotographic image forming method and electrophotographic image forming system
Inventor: HIRANO SHIRO
IPC: G03G15/20
Filed: 2019-04-09
Abstract: To provide an electrophotographic image forming method and an electrophotographic image forming system that have excellent low-temperature fixability, improve glossiness stability during continuous printing, and improve in-plane uniformity of glossiness and document offset properties.SOLUTION: An electrophotographic image forming method of the present invention has a step of, through use of toner particles containing a crystalline resin as toner for electrostatic charge image development, passing a recording material to which an unfixed image formed by using the toner for electrostatic charge image development is transferred through a fixing nip part formed between a heated first pressure roller 10 and a second pressure roller to fix the unfixed image to the recording material in a fixing step. The first pressure roller is a roller arranged on the unfixed image side and having a core grid and a foam covering the core grid, and the foam contains air bubbles having a cell diameter within a range of 1 to 50 μm.SELECTED DRAWING: Figure 1
Patent JP-2020178157-A (JP)
Title: Image reading device
Inventor: TAKAHASHI KAORU
IPC: G03B27/62
Filed: 2019-04-15
Abstract: To provide an image reading device and an image forming apparatus capable of making dust and dirt on a reading glass visible to a user as compared to a case of irradiating the glass surface with light from a back surface of the reading glass from a deep angle.SOLUTION: The image reading device includes image reading means for reading a document that passes through a document reading surface, including a glass with a document reading surface through which a moving document passes, a light-emitting unit movable in a sub-scanning direction for emitting light on the document, and a light-receiving unit for receiving light reflected from the document, and light emission control means for emitting light so that light emitted by the light-emitting unit enters from a side of the glass intersecting the document reading surface.SELECTED DRAWING: Figure 6
Patent JP-2022088692-A (JP)
Title: Paper coating liquid
Inventor: TANIDA TATSUYA
IPC: D21H19/10
Filed: 2019-04-15
Abstract: To provide a paper coating liquid having excellent water resistance as well as excellent barrier property.SOLUTION: A paper coating liquid includes an ethylene-vinyl alcohol copolymer (A) and a carboxylic acid alkali metal salt (B), wherein the ethylene-vinyl alcohol copolymer (A) has a percentage content of ethylene unit of 1 mol% or over and under 20 mol%, in-water crystallinity degree at 30°C Cw (30°C) obtained by pulse NMR and in-water crystallinity degree at 70°C Cw (70°C) satisfy the following formula (I), and the carboxylic acid alkali metal salt (B) is involved in an amount of 0.001-1 pt.mass in mass conversion of the alkali metal per 100 pts.mass of the ethylene-vinyl alcohol copolymer (A).SELECTED DRAWING: None
Patent JP-2020064839-A (JP)
Title: Cell stack device
Inventor: OGASAWARA NORIYUKI
IPC: H01M8/0206
Filed: 2019-04-16
Abstract: To improve utilization efficiency of gas.SOLUTION: A cell stack device 100 comprises a manifold 2, electrochemical cells 10, and collector members. The manifold 2 has a gas supply chamber 21 and a gas recovery chamber 22. The electrochemical cells 10 each extend from the manifold 2. Each of the collector members is disposed between the adjacent electrochemical cells 10. Each of the collector members electrically connects the adjacent electrochemical cells together at a tip of each electrochemical cell 10. A support substrate 4 of each of the electrochemical cells 10 has a first gas passage 43 and a second gas passage 44. The first gas passage 43 communicates with the gas supply chamber 21. The second gas passage 44 communicates with the gas recovery chamber 33. The first gas passage 43 and the second gas passage 44 communicate with each other at the tip of each electrochemical cell 10.SELECTED DRAWING: Figure 5
Patent JP-2020176949-A (JP)
Title: Molten fuel outflow pipe of fast reactor and fast reactor
Inventor: ETO MASAO
IPC: G21C9/02
Filed: 2019-04-19
Abstract: To appropriately discharge molten fuel in a fast reactor.SOLUTION: A molten fuel outflow pipe 54 provided in a core of a fast reactor 1, inside of which is filled with a coolant, includes: an inner pipe 62 in which a lower opening 62b is formed on the lower end side in the axial direction; and an outer pipe 60 which is provided so as to surround the inner pipe 62 and adjacent to a heat generation region of the core. The outer pipe 60 and the inner pipe 62 can be fused by heat of the molten fuel in the heating region, and an inner pipe inside 62a and the lower opening 62b become an outflow path allowing the molten fuel, which has flowed into the inner pipe 62 due to the fusing of the outer pipe 60 and the inner pipe 62, to flow out therefrom.SELECTED DRAWING: Figure 5
Patent JP-2020176237-A (JP)
Title: Cationically curable epoxy resin composition
Inventor: TAKEUCHI TAKU
IPC: C08K5/544
Filed: 2019-04-22
Abstract: To provide a cationically curable epoxy resin composition capable of enhancing adhesiveness in additional lamination.SOLUTION: The cationically curable epoxy resin composition contains (A) a hydrogenated bisphenol A skeleton diglycidyl ether, (B) a silane coupling agent, (C) a cationic polymerization initiator, and (D) core-shell type organic fine particles. The component (B) preferably contains (b1) a silane coupling agent having an epoxy group and/or (b2) a silane coupling agent having an isocyanurate ring. The component (C) preferably contains (c1) a photo-cationic polymerization initiator and (c2) a thermal cationic polymerization initiator.SELECTED DRAWING: None
Patent JP-2020179332-A (JP)
Title: Exhaust gas purifying filter
Inventor: IMAGAWA HIROKATSU
IPC: F01N3/24
Filed: 2019-04-24
Abstract: To provide an exhaust gas purifying filter which can suppress shaving of an inflow side sealing part.SOLUTION: An exhaust gas purifying filter 1 includes a plurality of cells 11 which extend from an inflow end surface 15 to an outflow end surface 16, a porous barrier wall 12 which partitions the plurality of cells 11, an inflow side sealing part 131 which seals an opening part on an inflow end surface 15 side of an outflow cell 112 from which exhaust gas G flows out, and an outflow side sealing part 132 which seals an opening part on an outflow end surface 16 side of an inflow cell 111 in which the exhaust gas G flows in. A porosity of the inflow side sealing part 131 is less than 60%. A porosity of the barrier wall 12 is 60-70%. When a pore diameter when a cumulative pore volume in pore diameter distribution of the inflow side sealing part 131 is 50% is d50Pin and a pore diameter when the cumulative pore volume in the pore diameter distribution of the barrier wall 12 is 50% is d50B, the pore diameter d50Pin is less than 18 μm and the pore diameter d50B is 18-25 μm.SELECTED DRAWING: Figure 2
Patent JP-2020179972-A (JP)
Title: Retainer and retaining method for structure
Inventor: IWAKI SATOSHI
IPC: B65G51/02
Filed: 2019-04-25
Abstract: To provide a retainer and a retaining method for a structure, capable of retaining the structure three-dimensionally at a flexible position and a posture in a non-contact manner.SOLUTION: N pieces of non-contact object retaining units 1 are installed in a structure retaining part 8 as the entire retainer. A control section 5 integrally controls the plurality of non-contact object retaining units, and includes a storage section, a calculation section, an operation section and a determination section. Measured values 1 are a pan angle and a tilt angle measured at the corresponding non-contact object retaining units and a measured value at a distance measurement instrument and sent to the control section 5 from the non-contact object retaining unit 1. Control signals 1 are signals for controlling the pan angle and tilt angle of the non-contact object retaining unit and a jet flow rate of an air jet flow jetting machine and are sent to the non-contact object retaining unit 1 from the control section 5.SELECTED DRAWING: Figure 3