baber/WOPTO huggingface dataset:
Patent JP-2021136311-A (JP)
Title: Semiconductor device
Inventor: SONEDA SHINYA
IPC: H01L29/868
Filed: 2020-02-26
Abstract: To prevent degrading of an insulation film provided in a trench caused by concentration of an electric field to each of ends of a plurality of first trench gates and a plurality of second trench gates arranged adjacent in an extending direction of the trench gates with respectively different pitches.SOLUTION: A semiconductor device includes a plurality of first diode trench gates 21 which extend along a first main face from one end side of a cell region to a counter facing other side of the cell region while being adjacent to each other with a first pitch, a boundary trench gate 23 connected to ends 21c of the first diode trench gates 21 and extending in a direction crossing the extending direction of the first diode trench gates 21, and second diode trench gates 22 which include ends 22c connected to the boundary trench gate 23 and extend toward the other end side of the cell region.SELECTED DRAWING: Figure 6
Patent JP-2020096939-A (JP)
Title: Vacuum cleaner
Inventor: ICHINO TAKEYUKI
IPC: A47L9/16
Filed: 2020-02-27
Abstract: To provide a vacuum cleaner for enabling an air path distance to be shorter and also wiring routing in wire connection to be improved while enhancing operability.SOLUTION: A main body part 21 includes an electric blower 34, a secondary battery 36, control means 35, and a charging terminal 48. The secondary battery 36 supplies power to the electric blower 34. The control means 35 controls an operation of the electric blower 34. The charging terminal 48 is the terminal for charging the secondary battery 36. A dust collection device 22 is arranged on an opposite side of centroid of the secondary battery 36 with respect to an axial line A of an air path body 18. The secondary battery 36, the control means 35, and the charging terminal 48 are arranged along the axial line A of the air path body 18.SELECTED DRAWING: Figure 1
Patent JP-2021135835-A (JP)
Title: Consumable item determination device and consumable item
Inventor: SAKAIRI SHIGETAKA
IPC: B41J29/00
Filed: 2020-02-28
Abstract: To provide a consumable item determination device which can appropriately determine whether or not a consumable item such as an ink cartridge is a compatible item, and a consumable item used by the same.SOLUTION: A consumable item determination device comprises: a discrimination part 22 which acquires unique identification information read out from a tag 31 of an ink cartridge 30 and discriminates whether or not the unique identification information is identical to identification information that was acquired in the past; and a determination part 23 which, when it is discriminated that the unique identification information is identical to identification information that was acquired in the past, outputs to the tag 31 a signal to acquire its response characteristics, and if the response characteristics of a response signal returned in response to the signal satisfy a predetermined condition of the response characteristics, determines that the ink cartridge 30 is a compatible item, while if the response characteristics of the response signal do not satisfy the condition of the response characteristics, determines that the ink cartridge 30 is an incompatible item.SELECTED DRAWING: Figure 1
Patent JP-2020144365-A (JP)
Title: Light-emitting device
Inventor: KIMURA HAJIME
IPC: H05B44/00
Filed: 2020-03-03
Abstract: To realize a numerical aperture higher than that of a pixel having a conventional structure by using a pixel circuit having a novel structure in an electro-optical device.SOLUTION: The electric potential of a gate signal line in a row except for an i-th row is set to a constant electric potential in a period except for a period when a gate signal line 106 in the i-th row is selected, and the fact is utilized to make a gate signal line 111 in an (i-1)-th row serve also as an electric current supply line for an EL element 103 controlled by the gate signal line 106 in the i-th row, so that a wiring number is reduced and a high numerical aperture is realized.SELECTED DRAWING: Figure 1
Patent JP-2021140027-A (JP)
Title: Light control sheet and light control device
Inventor: MORINAGA KAORI
IPC: G02F1/1334
Filed: 2020-03-05
Abstract: To provide a light control sheet which minimizes peeling of a light control film due to outgassing from a resin substrate and deterioration of appearance and visibility associated with deterioration of a light control layer (liquid crystal material) due to incidence of ultraviolet rays from a side of a transparent base material film, and which offers improved reliability and light resistance for use in high-temperature high-humidity environments.SOLUTION: A transparent adhesive layer 40 for bonding a light control film 50 to a resin substrate 30 employed herein exhibits a maximum transmittance of 1% or less in a wavelength range of 300nm to 380 nm, and a peeling strength of 20 N/25 mm or greater against the resin substrate.SELECTED DRAWING: Figure 1
Patent JP-2021140666-A (JP)
Title: Scoring device and scoring device program
Inventor: ATOKAWA TOMOHITO
IPC: G06Q30/06
Filed: 2020-03-09
Abstract: To provide a scoring device and a scoring device program that can perform quantitative evaluation of a variety of products.SOLUTION: A scoring device comprises: an information acquiring unit 11 that at least acquires type information, performance information and history information on an object product from product information acquired using a portable information terminal 3; a type scoring unit 12 that obtains a first score which is evaluation information based on a type of a product; a performance scoring unit 13 that obtains a second score which is evaluation information on performance; a history scoring unit 14 that obtains a third score which is evaluation information associated with a use history; and a total scoring unit 15 that obtains an evaluation score on the basis of the first score, the second score and the third score.SELECTED DRAWING: Figure 1
Patent JP-2020196436-A (JP)
Title: Side airbag device
Inventor: KOBAYASHI Yuto
IPC: B60R21/201
Filed: 2020-03-09
Abstract: To provide a side airbag device which enables improvement of occupant restraint performance and maintains a form during storage.SOLUTION: A side airbag device 100 includes: a frame side plate part 114 of a seat 102; and an airbag module 106 attached to the frame side plate part 114. The airbag module 106 includes a bracket 112, an inflator 110, an airbag cushion 108, and a soft cover 116 which wraps the bracket 112 and the airbag cushion 108 in a storage form. The bracket 112 has: through holes 128 through which stud bolts 118 extending from the inflator 110 respectively penetrate; and hooks 130 provided at predetermined portions at the front side relative to the frame side plate part 114. The soft cover 116 has: bolt mooring holes 120 on which the stud bolts 118 respectively hook; and hook mooring holes 122 on which the hooks 130 of the bracket 112 respectively hook.SELECTED DRAWING: Figure 4
Patent JP-2021140698-A (JP)
Title: On-vehicle security device
Inventor: WATANABE HIROSHI
IPC: G08B13/196
Filed: 2020-03-09
Abstract: To provide an on-vehicle security device capable of improving security while suppressing complication in structure and increase of costs when a cargo chamber of a vehicle is used to receive a baggage.SOLUTION: An on-vehicle security device comprises, for example, a setting unit, a detection unit, and a control unit. The setting unit sets a baggage reception mode that permits reception of an authenticated baggage into a first region for a vehicle in which the first region in a vehicle chamber where reception of an authenticated baggage which has been authenticated in advance is allowed and a second region other than the first region are set. The detection unit detects an openable state of a door in communication with the first region. The control unit outputs warning information that suppress entry to the second region when a behavior indicating possibility of entry of a carrier of the authenticated baggage into the second region is detected in the openable state of the door.SELECTED DRAWING: Figure 3
Patent JP-2021031828-A (JP)
Title: Deep color infrared reflective fiber containing no metal component, manufacturing method thereof and woven fabric using the same
Inventor: LIAO TE-CHAO
IPC: C09B67/20
Filed: 2020-03-11
Abstract: To provide a deep color infrared reflective fiber which contains no metal component, has an ideal deep color effect and an excellent heat insulating effect without adding a heavy metal component and other dark color pigments, and has an environmental advantage of low toxicity, and to provide a manufacturing method thereof and a woven fabric using the same.SOLUTION: There is provided a deep color infrared reflective fiber containing no metal component, a manufacturing method thereof, and a woven fabric using the same, in which the deep color infrared reflective fiber contains a polymer resin material and an organic azo-based pigment. The organic azo-based pigment is dispersed in the polymer resin material as a plurality of fine particles. The organic azo-based pigment has an average particle size of 0.2 to 4 μm and a heat-resistant temperature of 300°C or higher. An infrared reflectance of the organic azo-based pigment is 50% or more in the infrared wavelength range of 780 to 2,500 nm.SELECTED DRAWING: Figure 1
Patent JP-2021148303-A (JP)
Title: boiler
Inventor: OTANI KAZUYUKI
IPC: F22B3/00
Filed: 2020-03-16
Abstract: To provide a boiler which carries out heating by using a fluid heated by a heat generation body within a container and still allows for easy adjustment of the heating.SOLUTION: A boiler includes a heat generation body, a container within which the heat generation body is provided and which can be filled with gas having a specific heat higher than that of air, a heat exchanger which is provided outside the container and through which the gas heated by the heat generation body or a fluid being a heat medium heat-exchanged with the gas passes in a heating side thereof, and a bypass passage which is provided in parallel with the heat exchanger and which bypasses the heating side of the heat exchanger.SELECTED DRAWING: Figure 1
Patent JP-2021148468-A (JP)
Title: Radiation detector and radiation diagnosis device
Inventor: NISHIJIMA TERU
IPC: G01T7/00
Filed: 2020-03-16
Abstract: To achieve a radiation detector with wide coverage at low costs.SOLUTION: A radiation detector according to an embodiment comprises: a chip; and a radiation protection shield. The chip has a plurality of photodiodes arrayed in a two-dimensional direction, and has an element necessary for protection from radiation provided in a part on a plane surface flush with a plane surface having the photodiode arrayed. The radiation protection shield is provided on a radiation incidence side of the element.SELECTED DRAWING: Figure 8
Patent JP-2020157766-A (JP)
Title: Water absorption cap for wet drill and wet electric drill
Inventor: TAKAGI KAZUMASA
IPC: B23B47/34
Filed: 2020-03-18
Abstract: To provide a water absorption cap for a wet drill capable of reducing the area in which waste water is contacted with a finished face and reducing a cleaning time, and a wet electric drill fitted therewith.SOLUTION: A water absorption cap 1 is fitted to a suction pad 32 sucking waste water in a wet electric drill 2 cooling a drill bit with cooling water. The water absorption cap comprises a cap body 10, the side of the suction pad 32 in the cap body 10 is provided with a base end opening 11 with a size to be fitted to the suction pad 32, and the side opposite to the suction pad 32 is provided with a tip opening 12 tailored to the diameter of a drill bit 22 to be mounted, the cap body 10 has a tapered shape in which the area of the tip opening 12 is made smaller than the base end opening 11, and a separation distance between the tip opening 12 and the drill bit is controlled to be 2.5 mm or less.SELECTED DRAWING: Figure 5
Patent JP-2021150113-A (JP)
Title: Switch device
Inventor: SHIMAZU YOSHINOBU
IPC: H01H9/04
Filed: 2020-03-18
Abstract: To provide a switch device that can ensure stable operation of a knob by discharging liquid that has entered a gap between a panel and a knob through the gap.SOLUTION: In a switch device in which a panel 1 accommodating a knob 11 has a wall surface around the knob 11, on at least one of the wall surface and the outer surface of the knob 11 facing another member adjacent to the knob 11, a base portion 11a is formed upward and a recess 11a is formed downward on the outer surface, and the recess 11a extends to the lower end of the outer surface, and inclined portions 11b and 11c inclined obliquely downward are formed at the lower edge portion of the base portion.SELECTED DRAWING: Figure 6
Patent JP-2021151287-A (JP)
Title: Game machine
Inventor: OGURA TOSHIO
IPC: A63F7/02
Filed: 2020-03-24
Abstract: To provide a game machine capable of enhancing interest by an informing performance having various parts.SOLUTION: In a game machine having an informing performance for reporting whether control is performed to an advantageous state, an introduction part is provided, abetment up to a winning/losing informing part is performed so as to increase a player's sense of exaltation, an epilogue part is provided after reporting winning in the winning/losing informing part, and a feeling of blessing is granted, thus achieving an informing performance full of variety by the sense of exaltation in the introduction part and the feeling of blessing in the epilogue part.SELECTED DRAWING: Figure 33
Patent JP-2021153405-A (JP)
Title: Methods for evaluating infectivity of influenza virus using pcr
Inventor: NAKAYA TOMOKI
IPC: G01N33/53
Filed: 2020-03-25
Abstract: To provide methods for evaluating the infectivity of influenza A virus with speed and accuracy on sites in need of viral examination.SOLUTION: Disclosed is a method for assessing the infectivity of an influenza A virus comprising the steps of: reverse transcribing the segment 3 RNA constituting the influenza virus genome; amplifying a region corresponding to 5' terminal region in the segment 3 RNA using the cDNA obtained in the reverse transcription step as a template; and detecting the amplification product obtained in the amplification step.SELECTED DRAWING: None
Patent JP-2021157482-A (JP)
Title: Scheduling method and scheduling device
Inventor: KUROKI KEISUKE
IPC: G06F8/60
Filed: 2020-03-26
Abstract: To provide a scheduling method and a scheduling device that make schedules in consideration of time when circuit information of a process to be performed is set in an FPGA when the FPGA is used in a plurality of processes in a time division manner.SOLUTION: A scheduling method by which an FPGA is used in a time division manner in a plurality of processes of one or more virtual communication apparatuses includes the steps of: confirming processes set in a task queue; acquiring preprocessing time when binary files of the set processes are set in the FPGA; when a plurality of processes are set in the task queue, determining the order of the processes to be executed; setting in the FPGA the binary file of a process whose execution order has arrived according to the determined order, and executing the binary file. The order of processes or the predetermined time when a process is set and executed is determined based on the preprocessing time for each process.SELECTED DRAWING: Figure 3
Patent JP-2021158527-A (JP)
Title: Communication apparatus
Inventor: ISHIZU HIDEO
IPC: H04M1/00
Filed: 2020-03-27
Abstract: To make detection accuracy of an off-hook state of an externally-equipped telephone set compatible with suppression of a resistance loss within a route.SOLUTION: A communication apparatus comprises: a first connection part which is connected to a telephone line network; a first route toward a modem at a downstream side of the first connection part in the telephone line network; first detection means for detecting a voltage of the first route; a second connection part to which an externally-equipped telephone set is connected at the downstream side of the first connection part; a second route which is a route between the second connection part and the first connection part and includes a resistor; second detection means for detecting a current flowing in the second route; switching means for performing switching to a disconnected state where a line is not connected to the second detection means when the line toward the modem is opened, and to a connected state where the line is connected to the second detection means when the line toward the modem is closed; and determination means for determining off-hook of the externally-equipped telephone set in accordance with a detection result of the first detection means in the disconnected state, and determining off-hook of the externally-equipped telephone set in accordance with the second detection means in the connected state.SELECTED DRAWING: Figure 1
Patent JP-2021162166-A (JP)
Title: Ventilation fan
Inventor: FURUYA YASUAKI
IPC: F24F7/06
Filed: 2020-03-30
Abstract: To obtain a ventilation fan that can be downsized with a simple structure while preventing product failure due to the entry of water droplet into a power supply electric wire connecting device along an external power supply electric wire.SOLUTION: A ventilation fan 50 has a body frame, a blower supported by the body frame, a control substrate 11 that is installed in a flange portion 9 to control the operation of the blower, and a power supply electric wire connecting device 13 that is installed in the flange portion 9 and electrically connects an external power supply electric wire 21 connecting to an external power supply and an internal power supply electric wire connecting to the control substrate 11. The control substrate 11 is disposed at a position that is an upper part than a wind channel on a back surface of the flange portion 9 when viewing the flange portion 9 from an indoor side, while the ventilation fan 50 is installed at an installation place. To the power supply electric wire connecting device 13, an external power supply electric wire 21 is connected so that the external power supply electric wire 21 is connected from a vertically lower direction while the ventilation fan 50 is installed at an installation place.SELECTED DRAWING: Figure 5
Patent JP-2021159214-A (JP)
Title: Display case
Inventor: NAKAMURA KEISUKE
IPC: A47F11/10
Filed: 2020-03-31
Abstract: To provide a display case that can display a Katana with good appearance as displayed in a museum while saving a space in conventional homes and the like, which has been difficult conventionally, and has excellent convenience.SOLUTION: A display case for displaying a Katana K includes a case body 1 provided with a display space S for accommodating the Katana K therein. The case body 1 includes an illumination part A for irradiating the Katana K. The illumination part A includes a Hamon illumination part A1 for irradiating a Hamon (blade pattern) of the Katana K.SELECTED DRAWING: Figure 1
Patent JP-2021159241-A (JP)
Title: Game device, control method and control program
Inventor: KURAMATA KIYOSHI
IPC: A63F13/79
Filed: 2020-03-31
Abstract: To provide a game device and the like capable of improving motivation of a user who is going to continue using of a game service.SOLUTION: A game device provides a game to a plurality of users who is registered in a game service and comprises: one or more computer processors; and a storage unit. The one or more computer processors store a first privilege in association with the user in the storage unit when a registration state of the user is continued in a prescribed period after registration of the user. In the case that the registration of the user is released in the prescribed period and the user is re-registered before finish of the prescribed period, if the registration state of the user is continued in the prescribed period after the re-registration of the user, the one or more computer processors store the first privilege in association with the user in the storage unit.SELECTED DRAWING: Figure 8
Patent JP-2021117478-A (JP)
Title: Display device
Inventor: IMASHIGE YOSHIHIRO
IPC: G02B30/56
Filed: 2020-03-31
Abstract: To enhance the visual effect of a display device.SOLUTION: A display device 1 is provided, comprising a housing 100 having a shielded image display space therein and an image viewing area SC provided on a first direction side of the image display space, and an image display unit configured to form a floating image in the image display space.SELECTED DRAWING: Figure 2
Patent JP-2021164362-A (JP)
Title: Electric power conversion device
Inventor: KAMIYA KAZUNOBU
IPC: H03K17/16
Filed: 2020-04-02
Abstract: To provide an electric power conversion device enabling both of appropriate surge restriction and power loss reduction.SOLUTION: An electric power conversion device 10 includes a switching element 11, a driver circuit 12 for driving the switching element 11. The driver circuit 12 includes a feedback input terminal 44 to which counter electromotive force Vb generated in change of a drain current Id is input, a conversion circuit 100 for converting the counter electromotive force Vb to a feedback voltage Vfb, and an adder circuit 60 for adding an external command voltage Vp and the feedback voltage Vfb. The electric power conversion device 10 includes a counter electromotive force circuit 110 having a variable inductance Lx for generating the counter electromotive force Vb, and a control circuit 112 for controlling the variable inductance Lx of the counter electromotive force circuit 110.SELECTED DRAWING: Figure 3
Patent JP-2020184874-A (JP)
Title: Generator field damper and spring locking mechanism
Inventor: BENJAMIN A MANCUSO
IPC: H02K3/16
Filed: 2020-04-03
Abstract: To provide a damper-spring assembly for use about at least one of a wedge and a retaining ring of a generator.SOLUTION: The present application provides a damper-spring assembly (120) for use about at least one of a wedge (104) and a retaining ring (102) of a generator (64). The damper-spring assembly (120) may include a damper (110), a spring (112), a creepage block (114), and a locking mechanism (130) extending through the damper (110), the spring (112), and the creepage block (114).SELECTED DRAWING: Figure 7
Patent JP-2021165651-A (JP)
Title: Particle size measurement method, particle size measurement device, and particle size measurement program
Inventor: WAKAYAMA YASUHISA
IPC: G01N15/02
Filed: 2020-04-06
Abstract: To provide a particle size measurement method, a particle size measurement device, and a particle size measurement program for omitting a useless measurement time by setting an appropriate measurement time corresponding to a particle size to be a measurement object.SOLUTION: A particle size measurement method comprises: a test measurement step of irradiating a sample with light during a test measurement time including a plurality of predetermined measurement timings, so as to measure test measurement intensity of scattering light scattered by the sample; an auto-correlation function calculation step of calculating an auto-correlation function which expresses a relation between auto-correlation of test measurement intensity and a time; a setting step of setting a part of measurement timings to be used in a main measurement among the plurality of predetermined measurement timings based on a time when the auto-correlation function becomes less than a predetermined threshold and a preliminary time to be set in addition to the time; a main measurement step of measuring main measurement intensity of scattering light during a main measurement time including the part of measurement timings; and a particle size calculation step of calculating a particle size of the sample based on the main measurement intensity.SELECTED DRAWING: Figure 5