baber/WOPTO huggingface dataset:
Patent JP-2020018297-A (JP)
Title: Plankton extermination method, plankton extermination device, culturing method, and culturing system
Inventor: WANG DOUYAN
IPC: A01K63/04
Filed: 2019-07-23
Abstract: To provide a plankton extermination method, etc. capable of exterminating red tide plankton around a culture net while suppressing stress to cultured fish.SOLUTION: There is provided a plankton extermination method for killing plankton in water, which includes a large pulse current generation step for generating a large pulse current between a pair of electrodes in water. By this invention, plankton in water can be exterminated. Also, since the current flows only between the electrodes in a short time such as several μ seconds, no living things in places other than between the electrodes are affected.SELECTED DRAWING: Figure 1
Patent JP-2020007639-A (JP)
Title: Plating method for nonwoven fabric using continuous process of electroless plating and electrolytic plating
Inventor: KWANG GYU BEOM
IPC: D06M11/83
Filed: 2019-07-25
Abstract: To provide a metal (copper and nickel, or nickel and nickel) plating method for electroless and electrolytic continuous process for nonwoven fabric, and nonwoven fabric plated by the same method.SOLUTION: According to the present invention, short-time nickel electrolytic plating is performed in a space of metal ions generated by electroless plating with copper or nickel, and then metal-plated nonwoven fabric can be manufactured which has superior conductivity although being thin with the space filled. A line can be obtained in which desired conductivity is obtained by changing a composition of plating liquid or adjusting a plating speed, and copper and nickel, nickel and nickel, independent nickel, or independent copper plating can be performed in parallel. Further, high-conductivity nonwoven fabric can be produced which has no difference in plating thickness from a one processed by only electroless plating.SELECTED DRAWING: Figure 1
Patent JP-2021023007-A (JP)
Title: Electric connection box
Inventor: SANO YOSHINORI
IPC: H02G3/16
Filed: 2019-07-26
Abstract: To reduce the force when an object to be fastened is installed.SOLUTION: A female screw member 10 has a pinching portion 12 for causing a fastening target object 50 to be interposed between the female screw member and a male screw member 40, and a flange portion 13. The flange portion has a first wall portion 13a and a second wall portion 13b in a screw axis direction, and a first locked portions 13c and a second locked portion 13d at both ends orthogonal to the screw axis direction. A temporary holding mechanism 30A of an accommodating member 20 includes a first locking portion 31 that locks the first wall portion of the first locked portion of the flange portion in the screw axis direction, a second locking portion 32 that locks the first wall portion of the locked portion of the flange portion in the screw axis direction, and a third locking portion 33 that locks the second wall portion of the first locked portion in the screw axis direction, and a fourth locking portion 34 that locks the second wall portion of the second locked portion in the screw axis direction. A third locking portion is provided to a first flexible portion 39a1 that is elastically deformable in the screw axis direction of a double-sided first arm body 39a, and a fourth locking portion is provided to a second flexible portion 39b1 that is elastically deformable in the screw axis direction of a double-side second arm body 39b.SELECTED DRAWING: Figure 3
Patent JP-2021020420-A (JP)
Title: Aggregate discrimination system
Inventor: SATO HIDEAKI
IPC: B28C7/06
Filed: 2019-07-30
Abstract: To provide an aggregate discrimination system capable of performing the discrimination of aggregates at high precision based on the characteristics of a plural kinds of the aggregates, .SOLUTION: An aggregate discrimination system comprises: photographing means CAM (CAM1, CAM2) photographing a plural kinds of aggregates; aggregate image storage means 201 storing a plurality of images photographed by the photographing means; teacher date creation means 202 creating teacher data for deep learning based on the plurality of images; aggregate feature amount calculation means 203 calculating feature amounts of the respective kinds of aggregates based on the teacher data; learning means 204 learning the feature amounts of the respective kinds of aggregates; feature deduction means 205 capable of deducting the plural kinds of features of the aggregates based on images of aggregates as subjects separately photographed by the photographing means; and display means 300 displaying a deduction result deducted by the feature deduction means.SELECTED DRAWING: Figure 1
Patent JP-2021020724-A (JP)
Title: Packaging bag
Inventor: IIO SEIYA
IPC: B65D30/02
Filed: 2019-07-30
Abstract: To provide a packaging bag which can suppress burn injury as much as possible even when being touched after heating.SOLUTION: A packaging bag 1 includes a bag body part 4 that has a surface part 21 and a back part 22 composed of a laminate film 60 and has a storage part 2, a seal part 3 and a seal planned part 3a, and a heat insulating adhesive member 50 provided on the bag body part 4, in which the heat insulating adhesive member 50 is provided in a region overlapping at least a part of the seal part 3 and/or the seal planned part 3a of the surface part 21 and the back part 22 in plan view of the bag body part 4, the heat insulating adhesive member 50 includes a plurality of recess shapes 51 on both surfaces thereof, the recess shapes 51 are equally formed on both surfaces of the heat insulating adhesive member 50, when an average value of diameters of each opening of the recess shapes 51 opened in the surface on the bag body part 4 side is represented by Dave1 and an average value of diameters of each opening of the recess shapes 51 opened in a surface opposite to the bag body part 4 side is represented by Dave2, a relation of |Dave1-Dave2|/Dave2≤0.5 is satisfied.SELECTED DRAWING: Figure 1
Patent JP-2021026070-A (JP)
Title: Display unit
Inventor: OTOMO RYO
IPC: G02F1/1333
Filed: 2019-08-01
Abstract: To provide a technology that can efficiently prevent an increase in temperature of a display panel even if a display device does not include a front plate.SOLUTION: A display unit of the present invention comprises: a display panel that displays an image in a display area; a frame that covers an outer peripheral part of the display area of the display panel; and a blower member. A channel is formed between the display panel and the frame. Air is introduced from the blower member to an introduction part of the channel. The introduced air is exhausted from an exhaust part of the channel toward the display area. The cross-section of the channel obtained by a surface perpendicular to a flow direction in which the air is caused to flow in the channel is larger at a part at a first distance from the introduction part along the flow direction than a part at a second distance farther than the first distance from the introduction part along the flow direction.SELECTED DRAWING: Figure 3
Patent JP-2021024384-A (JP)
Title: Vehicular display device
Inventor: SATO KENJI
IPC: H04N5/64
Filed: 2019-08-02
Abstract: To provide a vehicular display device capable of suppressing a projector from blocking a visual field of a driver.SOLUTION: A projector 30 can be suppressed from entering a visual field of a driver when the driver to be an occupant P1 of a front seat 100 checks a rear side with a room mirror or the like because the projector 30 is arranged in a seat back 110 of the front seat 100 to be a vehicular seat. Therefore, the projector 30 can be suppressed from blocking a visual field of the driver as compared with a case where the projector 30 is provided on the cabin ceiling or the like and is exposed into a cabin.SELECTED DRAWING: Figure 3
Patent JP-2021024184-A (JP)
Title: Laminate, semiconductor film, semiconductor device, semiconductor system and method for producing laminate
Inventor: HASHIGAMI HIROSHI
IPC: C23C16/40
Filed: 2019-08-02
Abstract: To provide a laminate comprising a semiconductor film of a corundum structure having excellent electric characteristics.SOLUTION: A laminate has a crystal substrate, and a semiconductor film of a corundum structure mainly made up of metal oxide. In the thickness direction of the semiconductor film, an average carbon (C) concentration is 1.0×1019 cm-3 or more and 1.0×1021 cm-3 or less and an average hydrogen (H) concentration is lower than or equal to the average carbon (C) concentration.SELECTED DRAWING: Figure 1
Patent JP-2021024424-A (JP)
Title: Railway vehicle
Inventor: ONISHI GOJI
IPC: B61D17/06
Filed: 2019-08-05
Abstract: To provide a railway vehicle capable of stabilizing opening operation of a penetration door even when a center of gravity of the penetration door is positioned on a front side in an opening direction of the penetration door.SOLUTION: A penetration door 7 includes a regulation roller 76 regulating inclination facing a front side of the penetration door 7 when an upper roller 75 rolls along a first rail 90. The regulation roller 76 is in contact with a ceiling surface 52 in a closed state of the penetration door 7, so that when the penetration door 7 tries to be inclined forward at an initial stage of opening operation, the inclination can be supported by the regulation roller 76. Thus, even when a center of gravity G of the penetration door 7 is positioned in front of the penetration door 7, the opening operation of the penetration door 7 can be stabilized.SELECTED DRAWING: Figure 1
Patent JP-2020005273-A (JP)
Title: Multiple voice service
Inventor: DAYN WILBERDING
IPC: H04R3/00
Filed: 2019-08-07
Abstract: To provide a method for improving audition experience in audio reproduction among multiple network devices.SOLUTION: The method for improving audition experience in audio reproduction includes a step of receiving voice data indicating speech input via the microphone of a network microphone device, a step of determining that the received voice data is excluding an arbitrary wake word corresponding to a prescribed voice service, out of multiple voice services registered in a medium reproduction system, a step of identifying one or more voice services for processing the voice input, among the multiple voice services registered in the medium reproduction system, and a step of making the identified voice service process the voice input, via the network interface.SELECTED DRAWING: Figure 7
Patent JP-2021028203-A (JP)
Title: Electric power steering device
Inventor: TSUBAKI TAKAHIRO
IPC: B62D6/00
Filed: 2019-08-09
Abstract: To provide an electric power steering device capable of achieving high safety during emergency steering by a driver and both of assist control and steering angle control by realizing manual steering with no discomfort by slight steering intervention even when steering intervention is executed by a driver during automatic steering.SOLUTION: The electric power steering device includes a steering angle control section for calculating a steering angle current command value for steering angle control. The steering control section includes: a position control section for calculating a basic steering angle speed command value; a steering intervention compensation section for determining a compensation steering angle speed command value; a steering angle speed command value calculation section for calculating a steering angle speed command value on the basis of the basic steering angle speed command value and the compensation steering angle speed command value; a steering angle speed control section for calculating a basic steering angle control current command value on the basis of the steering angle speed command value and an actual steering angle speed; a stabilization compensation section for determining a stabilization compensation current command value by executing filter processing with a bypass filter for a rotational speed of a motor; and a steering angle control current command value calculation section for calculating a steering angle control current command value on the basis of the stabilization compensation current command value and the basic steering angle control current command value.SELECTED DRAWING: Figure 7
Patent JP-2021034434-A (JP)
Title: Substrate cleaning method and substrate cleaning device
Inventor: KODERA KENJI
IPC: H01L21/304
Filed: 2019-08-20
Abstract: To provide a substrate cleaning method capable of preventing a substrate, such as a wafer, from becoming semi-dry and capable of removing particles, floating due to binary fluid jet flow, from the front face of the substrate surely.SOLUTION: A substrate cleaning method holds the peripheral part of a substrate W by means of multiple holding rollers 6, rotates the substrate W around the shaft center thereof by rotating the multiple holding rollers 6, respectively, around the shaft center thereof, and while moving a binary fluid jet nozzle 2 in the radial direction of the substrate W, introduces a binary fluid jet flow composed of a first liquid and a gas from the binary fluid jet nozzle 2 to the surface of the substrate W, and while introducing the binary fluid jet flow to the surface of the substrate W, introduces a fan-shaped jet flow composed of a second liquid to the surface of the substrate W from a spray nozzle 3, thus forming a flow of the second liquid on the surface of the substrate W. The fan-shaped jet flow is separated from the binary fluid jet flow.SELECTED DRAWING: Figure 2
Patent JP-2020033556-A (JP)
Title: Resin, resist composition, and method for producing resist pattern
Inventor: HIGO MUTSUKO
IPC: G03F7/004
Filed: 2019-08-21
Abstract: To provide a resin and a resist composition capable of producing a resist pattern having a good pattern collapse margin (PCM).SOLUTION: The resin contains: a structural unit represented by formula (I); a structural unit having a cyclic carbonate ester structure; at least one structural unit selected from the group consisting of a structural unit represented by formula (a1-1) and a structural unit represented by formula (a1-2); and a structural unit represented by formula (a2-A). The resist composition contains the resin.SELECTED DRAWING: None
Patent JP-2021034818-A (JP)
Title: Power amplifier circuit, semiconductor device, and manufacturing method thereof
Inventor: TAKAHASHI YOSHIFUMI
IPC: H03F3/21
Filed: 2019-08-21
Abstract: To provide a power amplifier circuit, a semiconductor device, and a manufacturing method thereof can compensate for gain variation due to process variation of a semiconductor device.SOLUTION: In a power amplifier circuit 1, an amplification unit 3 composed of an amplification transistor is provided on a die of a semiconductor device 2. The power amplifier circuit includes a detection transistor 4 provided on the die of the semiconductor device 2, a variable attenuator 34 that compensates for the gain of the amplification unit 3, a bias level setting holding unit 6 that holds the bias level setting value set at least on the basis of a detection value of the detection transistor 4, and a bias generation unit 7 that generates a bias value of the variable attenuator 34 on the basis of the bias level set value.SELECTED DRAWING: Figure 1
Patent JP-2020007641-A (JP)
Title: Metal coated iron strip
Inventor: LIU QIYANG
IPC: C23C2/12
Filed: 2019-08-22
Abstract: To solve the problem that magnesium is an important element in metal alloy in order to apply corrosion resistance to a coated strip.SOLUTION: It is disclosed that the iron strip has a coating of metal alloy on at least one surface of the strip. The metal alloy includes aluminum, zinc, silicon and magnesium as a main element and also includes strontium and/or calcium, inevitable impurities and other elements existing as an element intentionally alloyed when required. The concentration of the magnesium is at least 1 mass%, and the concentration of (i) the strontium, (ii) the calcium or (iii) both of strontium and calcium exceeds 50 ppm.SELECTED DRAWING: Figure 1
Patent JP-2021032650-A (JP)
Title: Degraded state detector and degraded state detection method
Inventor: NISHIYAMA MAKOTO
IPC: H04N7/18
Filed: 2019-08-22
Abstract: To provide a degraded state detector and a degraded state detection method, which can evaluate the degraded state of rust, etc., on a three-dimensional structure quickly with high accuracy.SOLUTION: Provided is a rust detector 10 for acquiring the image of a power transmission tower 100 that is a three-dimensional structure and detecting rust that is the degraded state of the power transmission tower 100 on the basis of the image. The rust detector comprises: an image acquisition unit 32 for acquiring the whole image of the power transmission tower 100; a structure area extraction unit 33 for extracting the structure area of the power transmission tower 100 from the whole image using a structure extraction inference model that extracts the power transmission tower 100 by image segmentation; a rust area extraction unit 34 for extracting a rust area from the whole image using a degradation extraction inference model that extracts a rust area by image segmentation; and an evaluation unit 35 for calculating the value that represents the number of pixels in a portion of the rust area that overlaps the structure area, relative to the number of pixels in the structure area, as a rust evaluation value.SELECTED DRAWING: Figure 1
Patent JP-2019196022-A (JP)
Title: Recording head and inkjet recording device comprising the recording head
Inventor: INUI YASUTAKA
IPC: B41J2/165
Filed: 2019-08-27
Abstract: To provide recording heads that can clean an ink discharge surface while reducing loss of cleaning liquid and an inkjet recording device comprising the recording heads.SOLUTION: Recording heads 17a-17c are recording heads 17a-17c comprising an ink discharge surface F1 including an ink discharge region R1 in which a plurality of ink discharge nozzles 18a are opened. At an upstream side in a wiping direction, a direction in which a wipe 35 wipes the ink discharge surface F1, with respect to the ink discharge region R1, is provided a cleaning liquid supply region R2 in which a plurality of cleaning liquid supply ports 60a for supplying cleaning liquid 23 are opened. he cleaning liquid supply ports 60a constitute a plurality of supply port groups G constituted of two or more cleaning liquid supply ports 60a, and the supply port groups G are arranged independently in a width direction orthogonal to the wiping direction.SELECTED DRAWING: Figure 4
Patent JP-2021034981-A (JP)
Title: Communication device, communication system, control method, and program
Inventor: KONDO TAKESHI
IPC: H04W4/38
Filed: 2019-08-28
Abstract: To allow appropriate selection of a wireless communication system in a configuration allowing external attachment of a sensor device.SOLUTION: A communication device 100 designed for a plurality of wireless communication systems comprises: a sensor interface 160 that is electrically connected to a sensor device 170; and a processor 130 that selects, from the plurality of wireless communication systems, a target communication system that is used for transmission of detection data output from the sensor device 170 connected to the sensor interface 160. The processor 130 selects the target communication system based on at least one of the type of the sensor device 170 connected to the sensor interface 160 and a transmission period for transmitting the detection data.SELECTED DRAWING: Figure 2
Patent JP-2021037976-A (JP)
Title: Beverage feeder
Inventor: SHIGEYAMA TOSHINORI
IPC: B67D1/07
Filed: 2019-08-30
Abstract: To prevent a problem due to that cleaning water discharge member is not stored in a predefined storage position.SOLUTION: A beverage feeder for preparing beverage from beverage raw material and beverage raw water fed into a container C and for supplying the beverage in the state of being fed in the container comprises a rinse valve 23 capable of discharging cleaning water for cleaning dirt occurred in a preparing process of beverage, a storage detection part 19 for detecting whether the rinse valve 23 is stored in the predefined storage position or not and a controller 20 for reporting when the storage detection part 19 does not detect that the rinse valve 23 is stored at the storage position.SELECTED DRAWING: Figure 2
Patent JP-2021037705-A (JP)
Title: Image forming device, control method for the same and program
Inventor: OBATA SHUJI
IPC: B41J29/38
Filed: 2019-09-03
Abstract: To provide an image forming device that can reduce time for executing processing for transferring a normal operation mode to a low power consumption operation mode.SOLUTION: A main CPU 110, when transferring a mode from a normal operation mode to a low power consumption operation mode, transmits a mode-instruction information showing the low power consumption operation mode to a sub CPU 111. A control unit 120 memorizes return-opportunity information 600 preliminarily, and determines whether or not an interruption signal received by an image forming device 100 staying in the low power consumption operation mode is an interruption signal which gives a return-opportunity, on the basis of the mode-instruction information and the return-opportunity information 600.SELECTED DRAWING: Figure 6
Patent JP-2021040434-A (JP)
Title: Battery pack
Inventor: TAKAHASHI HIROYA
IPC: H02J50/80
Filed: 2019-09-04
Abstract: To provide a battery pack that does not require a battery terminal and can supply power to an operator and supply power from an external charger by a wireless power supply.SOLUTION: A storage section that stores electrical characteristics of a power receiving coil 22 of an electric lawnmower 1 and a power transmission coil 45 of an external charger 40 is provided. A battery-side control circuit 34 test-transmits power from a power transmission coil 31 to a power receiving coil 22 or the power transmission coil 45 to acquire the electrical characteristics of the power receiving side, compares it with the electrical characteristics stored in the storage section, and thereby determines whether the power transmission is performed to the power receiving coil 22 or the power transmission coil 45, to switch the power transmission mode to the power receiving coil 22 or the power receiving mode to the power transmission coil 45.SELECTED DRAWING: Figure 1
Patent JP-2021038340-A (JP)
Title: Polycarboxylic acid copolymer
Inventor: HARIKAE SONKO
IPC: C11D1/66
Filed: 2019-09-04
Abstract: To provide a polymer that can exhibit excellent performances in both of clay dispersibility and compatibility with a surfactant.SOLUTION: A polycarboxylic acid copolymer has constitutional units (a) represented by the following formula (1) and constitutional units (b) represented by the following formula (2). The mass of the constitutional units (b) is 72.1-99 mass% when the total mass of all the constitutional units is 100 mass%. The copolymer has a thioether group in the structure, has a weight average molecular weight of 38000 or less, and is used for detergents.SELECTED DRAWING: None