baber/WOPTO huggingface dataset:
Patent KR-20210009953-A (KR)
Inventor: AHN YONG SIK
IPC: C01G53/00
Filed: 2019-07-18
Abstract: The present invention relates to a method for preparing a positive electrode active material, a positive electrode active material prepared thereby, and a positive electrode for a lithium secondary battery and a lithium secondary battery containing the positive electrode active material. The method for preparing a positive electrode active material comprises the steps of: preparing a mixture by dry mixing a lithium transition metal oxide and a compound containing at least one of chemical formula 1 or chemical formula 2; and performing heat treatment on the mixture under an oxygen atmosphere to form a coating layer on a surface of the lithium transition metal oxide, wherein M^1 is any one or more selected from the group consisting of Mg, Al, La, Zr, Nb and W, M^2 is at least one of Ti or V, n is an integer of 2 to 4, and m is an integer of 2 to 3.
Patent KR-20210012583-A (KR)
Title: A Roll-to-roll Printing Method for Preventing Crack of Coating layer
Inventor: LEE CHANG WOO
IPC: B41F13/08
Filed: 2019-07-26
Abstract: The present invention relates to a roll-to-roll printing method, which comprises: a step of computing allowable bending stress of a coating layer to be formed; a step of selecting target coating thickness to be formed of the coating layer; a step of selecting the maximum allowable roll diameter of a roller; a step of computing the maximum bending stress of the coating layer in the maximum allowable roll diameter; and a step of comparing the allowable bending stress of the coating layer with the maximum bending stress of the coating layer. When the coating layer is formed by coating of brittle solution, generation of a crack caused by radial stress between composition rolls (a driving roll and an auxiliary roll) and the coating layer can be prevented.
Patent KR-20190096890-A (KR)
Title: Optical device
Inventor: PARK JI HOON
IPC: G02B5/30
Filed: 2019-08-07
Abstract: The present application relates to an optical device and a use thereof. The optical device of the present application is a member whose transmittance may vary depending on the presence of external action, and the optical device has excellent durability. The optical device comprises a first substrate, a first polarizing layer, and liquid crystal window.
Patent KR-20210018685-A (KR)
Title: Smart storeroom management system based on internet of things
Inventor: KIM YUNG DUK
IPC: G01G23/18
Filed: 2019-08-08
Abstract: The present invention relates to an IoT-based smart warehouse management system, which monitors the environment and safety in the warehouse using an IoT terminal, and monitors and manages the entire process from warehousing, use, storage, and disposal of goods used in the warehouse in real time. By systematically and efficiently managing the warehousing, use, storage, disposal, and the like of goods, the system can remove and prevent risk factors which may occur in the warehouse in advance, and provide a platform service related to research, so as to provide stable analysis, inspection, and experiment environments for managers.
Patent KR-20190103096-A (KR)
Title: Merchant management method and system using augmented reality technology
Inventor: WEE JIN
IPC: G06Q30/02
Filed: 2019-08-16
Abstract: The present invention relates to a method for managing a store using an augmented reality technology and a system thereof, which greatly increase the convenience of use of a customer and a seller. According to the present invention, the system comprises: a mobile terminal for measuring a location thereof to transmit measured location information; a store management system for transmitting augmented reality image data to the mobile terminal which transmitted the location information; a mobile terminal for displaying a reconfigured augmented reality screen; and a mobile terminal for requesting a sales management service.
Patent KR-20200021412-A (KR)
Title: A polyimide precursor composition, a process for preparing same and polyimide film prepared using same
Inventor: CHEOLMIN YUN
IPC: C08G73/10
Filed: 2019-08-16
Abstract: The present invention manufactures a polyimide precursor composition by a method comprising steps of: in an organic solvent with a positive value of partition coefficient LogP, conducting first polymerization of a diamine comprising diaminodiphenyl sulfone (DDS) and amine-terminated methylphenyl siloxane oligomer, and a polymerization component comprising two or more types of tetracarboxylic acid dianhydrides; and adding an organic solvent with a negative value of LogP to a first polymerization solution, thereby conducting second polymerization. The precursor composition manufactured by the method according to the present invention can provide a polyimide film with minimized liquid drying problem and improved heat resistance.
Patent KR-20210024794-A (KR)
Title: Board Cleaning Equipment
Inventor: HAN SEUNG TAEK
IPC: H01L21/687
Filed: 2019-08-26
Abstract: In the present invention, a cleaning solution can be discharged without leaking as much as possible after a substrate is washed. To this end, a substrate cleaning device comprises: a substrate moving member on which the substrate is mounted, and which moves the substrate up and down and rotates the substrate; a cleaning solution spraying member for spraying the cleaning solution on an upper portion of the substrate; and a body member which moves up and down in a state of surrounding the substrate moving member, and discharges the cleaning solution scattered from the substrate to the outside.
Patent KR-20210025405-A (KR)
Title: The Case For Secondary Battery And The Method For Manufacturing Gas Discharger
Inventor: HWANG SOO JI
IPC: H01M50/10
Filed: 2019-08-27
Abstract: A battery case for a secondary battery according to an embodiment of the present invention for solving the problem comprises: a cup part which provided with an accommodation space for accommodating an electrode assembly formed by stacking an electrode and a separator; a sealing part which is formed to extend outward from the cup part; and a gas discharge part which is attached from the inside to a hole formed by perforating at least one of the cup part or the sealing part, and through which a gas passes, wherein the gas discharge part comprises: a gas discharge layer through which the gas passes; and an outer functional layer which is formed on the outer surface of the gas discharge layer and has hydrophobicity. Accordingly, the present invention can prevent external moisture penetration and internal electrolyte leakage.
Patent KR-20210025951-A (KR)
Title: Micro robot and micro robot system including the robot
Inventor: JANG GUNHEE
IPC: A61B34/00
Filed: 2019-08-28
Abstract: A microrobot is disclosed. The microrobot comprises: a rotating shaft; a main magnet fixed and coupled to the rotating shaft; a first support body which is inserted into the rotating shaft and which is rotatable around the rotating shaft; a first driving magnet which is fixed and coupled to the first support body and which has a magnetic moment differing, in size, from that of the main magnet; and a plurality of first legs coupled to the outer circumferential surface of the first support body.
Patent KR-20210026504-A (KR)
Title: Wall landscaping system for easy growth management with automatic watering and plant growth analysis
Inventor: JANG JAE SU
IPC: A01G27/00
Filed: 2019-08-30
Abstract: The present invention relates to a wall surface landscaping system for composing a vertical garden on indoor/outdoor wall surfaces (W) of a structure. The wall surface landscaping system comprises: a body unit (10) installed to warp the wall surfaces (W) and growing plants; an irrigation unit (20) disposed at the upper end of the body unit (10) to supply water to the plants; a detection unit (30) disposed around the body unit (10) to photograph the plants; and a control unit (40) for automatically checking and recording the growth state of the plants by analyzing an image imaged by the detection unit (30), and notifying a manager remotely according to the growth state of the plants. Accordingly, water is automatically supplied at every set cycles for each plant, and then the growth state of the plants are automatically analyzed to be notified as visible and audible information. Also, with an intelligent air purifying function which composes an optimal environment according to the surrounding environment, and an advertisement function of achieving a picture or a character by a plant composed on a wall surface is ensued. It is possible to satisfy the needs of the public by creating an excellent environment.
Patent KR-20210026802-A (KR)
Title: Winch available underwater
Inventor: KIM DONG KYUN
IPC: B66D1/30
Filed: 2019-09-02
Abstract: The present invention relates to an underwater winch. The underwater winch includes: a drum formed into a cylindrical shape and having the outer circumference on which a rope is wound; a housing combined with one side of the drum, wherein a driving part is embedded, and including a hollow body with both open end parts, and first and second caps combined with both the end parts of the body, respectively; a main shaft connecting the drum with the driving part embedded in the housing; a guide part mounted on the outer circumference of the main shaft, wherein an oil seal, a pair of front bearings, a mechanical seal, and a pair of rear bearings are sequentially placed and coupled; and a watertight part for combining the body with the first and second caps, comprising watertight rings coupled between the body and the first cap and between the body and the second cap, respectively, and a fixing rod coupled to penetrate both the first and second caps. Therefore, the present invention is capable of improving the watertightness of the inside of a housing.
Patent KR-20210028011-A (KR)
Title: Refrigerator
Inventor: KIM CHANG MIN
IPC: F25D25/02
Filed: 2019-09-03
Abstract: The present invention relates to a refrigerator. More specifically, the refrigerator comprises: a main body having a storage chamber; a partition wall coupled to the main body to form an ice-making chamber; and a shelf of which one side is mounted on the partition wall and the other side is mounted in the main body to prepare the storage chamber. The shelf is separated from the partition wall and the main body to be held by the partition wall while vertically stood. The refrigerator can store the separated shelf while the shelf is held by the partition wall when a user separates the shelf to widely use a space of the storage chamber according to necessity.
Patent KR-20210033121-A (KR)
Title: Composition for inhibiting cancer metastasis comprising kalkitoxin thioamide alcohol or salt thereof as an active ingredient
Inventor: SOH YUN JO
IPC: A61P35/04
Filed: 2019-09-18
Abstract: The present invention relates to a pharmaceutical composition and a food composition for inhibiting cancer metastasis containing kalkitoxin thioamide alcohol or a salt thereof as an active component. A composition of the present invention contains kalkitoxin thioamide alcohol or the salt thereof as the active component to control signal transmission related to cell mobility or invasiveness, such as regulation of expression of E-cadherin, β-catenin, and α-SMA, and regulation of phosphorylation of AKT and ERK, and to effectively inhibit cancer metastasis by inhibiting osteoclast differentiation by cancer cells.
Patent KR-20210033282-A (KR)
Title: Smart phone case for child
Inventor: SONG CHANG DUCK
IPC: A45C11/00
Filed: 2019-09-18
Abstract: A smartphone case for children according to the present invention may comprise: a case body portion which includes a gripping portion consisting of a storage portion for storing a smartphone formed on a central part, a through-hole formed through the gripping portion adjacent to the storage portion, and a handle surrounding the through-hole, and installed on both sides of the storage portion, and a hinge portion formed at one end of an upper side of the storage portion; a smartphone mounting portion which includes a first latch fixed to the storage portion, a second latch linearly movable with respect to the first latch, and an elastic spring elastically supporting the second latch in the direction of the first latch in order to be coupled to the case body portion to be fixed and to selectively fix and fasten the smartphone; and a cover portion which is hinge-coupled to the hinge portion of the case body portion to be able to rotate so as to selectively open and close the storage portion, and to which a vision protective film for preventing deterioration of vision of children is attached.
Patent KR-20210038134-A (KR)
Title: Nasal packing device
Inventor: KIM SEONG SU
IPC: A61F13/20
Filed: 2019-09-30
Abstract: The present invention relates to a nasal contact device, including: a nasal packing body that absorbs a liquid substance, expands in volume, and is inserted into a nasal cavity; and a cannula that is coupled through the nasal packing body to form an air way in the nasal packing body. The nasal packing body includes a hemostatic agent and an analgesic drug for treating the nasal cavity.
Patent KR-20210040643-A (KR)
Title: Pharmaceutical compositions and synthesis method of new m-coumarylamide derivatives having anti-platelet aggregation activity
Inventor: KWAK JAE HWAN
IPC: C07C235/38
Filed: 2019-10-04
Abstract: The present disclosure relates to a novel m-coumarylamide derivative capable of inhibiting aggregation of platelet activated by ADP to prevent thrombus formation in blood vessels, and a method for preparing the same. The m-coumarylamide derivative is represented by chemical formula 1.
Patent KR-20200040674-A (KR)
Title: Light-emitting device
Inventor: HSIEH MIN HSUN
IPC: H01L33/32
Filed: 2019-10-07
Abstract: According to one embodiment of the present invention, disclosed is a light emitting element comprising a first light emitting region, a second light emitting region, and a third light emitting region. The first light emitting region comprises a first light emitting unit which emits red light, the second light emitting region comprises a second light emitting unit which emits blue light, and the third light emitting region comprises a third light emitting unit which emits green light. The first emitting region is larger than the second emitting region and the third emitting region. Lengths and widths of the first light emitting unit, the second light emitting unit, and the third light emitting unit are all less than 100 μm.
Patent KR-20210015573-A (KR)
Inventor: CHO MIN JUNG
IPC: H01G4/30
Filed: 2019-10-16
Abstract: According to an embodiment of the present invention, a multilayer electronic component includes: a body including an internal electrode alternately disposed with a dielectric layer; and an external electrode disposed on the body and connected to the internal electrode. The internal electrode includes 94.0 to 99.6 wt% of Ni and 0.4 to 6.0 wt% of Cu, thereby improving the electrode connectivity of the inner electrode.
Patent KR-20200047414-A (KR)
Inventor: CHEE LEE TECK
IPC: H04S7/00
Filed: 2019-10-25
Abstract: An audio rendering system includes a processor that combines audio input signals with personalized spatial audio transfer functions having room responses. The personalized spatial audio transfer functions are selected from a database having a plurality of candidate transfer functions derived from in-ear microphone measurements for a plurality of individuals. Alternatively, the personalized transfer functions are derived from actual in-ear measurements of the listener. A room modification module allows the user to modify the personalized spatial audio transfer functions to substitute for a different room or to modify the characteristics of the selected room without requiring additional ear measurements. The module segments the selected transfer function into regions including one or more of at least one direct region, a region influenced by a head and a torso, an early reflection region, and a late reverberation region. Extraction and modification operations are performed on one or more regions to alter the perceived sound.
Patent KR-20200005511-A (KR)
Inventor: CHOI YEO JEONG
IPC: A61K39/12
Filed: 2019-10-25
Abstract: The present invention relates to a novel genotype of severe fever with thrombocytopenia syndrome viruses (SFTSVs), and a use thereof as an immunogenic composition. The SFTSVs of the present invention are novel viruses taxonomically belonging to type A and F, respectively, while being genetically different from conventional SFTSVs. Therefore, in view of the vaccine property that specific genotype viruses alone show only limited protective potential, the novel viruses of the present invention can be advantageously used as a vaccine having excellent cross-immunogenicity for SFTSV.
Patent KR-20210050714-A (KR)
Title: Carrier
Inventor: GWON WON GI
IPC: B62B5/00
Filed: 2019-10-29
Abstract: The present invention relates to an article carrier. More particularly, the present invention relates to an article carrier which is light, strong, and easy to manufacture by integrally molding the body with synthetic resin material, and can minimize wear and damage of parts and can easily load articles through an opening of a wall plate, and in which a caster of an upper article carrying port is inserted into a caster fitting groove of a lower article carrying port when staking the article carriers vertically for storage so that the article carriers can be stacked stafely, and which takes up less space and can ensure robustness by a force plate formed under a storage plate.
Patent KR-20210050874-A (KR)
Title: Method for Reducing Query-Response Time and the Electronic Device supporting the same
Inventor: PARK HYUNSANG
IPC: H04L29/12
Filed: 2019-10-29
Abstract: According to an embodiment disclosed in the present document, an electronic device comprises a memory and a processor coupled to the memory. The processor is configured to determine whether the electronic device has an IPv6 address, to request the IPv6 address to a server when the electronic device has the IPv6 address, to obtain an IPv4 address from the IPv6 address when the IPv6 address received from the server includes a well-known prefix, and to connect a first structure including the IPv6 address with a second structure formed based on the obtained IPv4 address to form an address list.
Patent KR-20210050992-A (KR)
Title: Battery apparatus and power device including the same
Inventor: NAM JUNYOUNG
IPC: H02J7/00
Filed: 2019-10-29
Abstract: Provided is a battery device which comprises: a plurality of battery packs; and a first processor connected to the plurality of battery packs through a first communication bus and managing the plurality of battery packs. A second processor is connected to the plurality of battery packs through a second communication bus. A third processor of each battery pack calculates a deviation between cell data sensed by each battery cell and a representative value of the cell data sensed in the plurality of battery cells, and sends a message including the deviation to the second processor through the second communication bus. Therefore, a load on the communication bus can be reduced.
Patent KR-20210057385-A (KR)
Title: Seat belt retractor
Inventor: HO BEOM YOON
IPC: B60R22/34
Filed: 2019-11-12
Abstract: The present invention relates to a seat belt retractor. The seat belt retractor includes: a fixing frame formed into a U-shape by including both side walls with which a spool for winding a seat belt is combined to be rotatable, and a base frame connecting the bottoms of both side walls; and a support member fixed to a vehicle body, and combined directly with the tops of both side walls of the fixing frame to enhance hardness against vibrations or impacts delivered from the vehicle body. Therefore, the support member, which is made by fusing an existing support member for enhancing the hardness of a fixing frame with a bracket function for fixture to a vehicle body, is combined directly with the tops of both side walls of the fixing frame to enhance hardness, especially torsional hardness, against vibrations or impacts delivered from the vehicle body, thereby preventing deformation of the fixing frame.
Patent KR-20210059414-A (KR)
Inventor: WON NAM SIK
IPC: H02M1/38
Filed: 2019-11-15
Abstract: The present invention relates to a self-protection type inverter for electric vehicle in which two switching elements are prevented from being turned on at the same time in pairs, so that abnormality or failure of the corresponding switching elements and the inverter according to the simultaneous ON-operation of both switching elements, and the deterioration of the stability of the corresponding battery pack and the electric vehicle caused thereby are fundamentally prevented. The self-protection type inverter for electric vehicle according to the present invention in an electric vehicular inverter including one or more pairs of switching elements includes an element protection unit for preventing simultaneous ON-operation of a pair or two switching elements of each pair, wherein the switching element is an insulated gate bipolar transistor (IGBT), and the element protection unit is a configuration of an interlock type protection circuit.
Patent KR-20190131467-A (KR)
Title: Refrigerator
Inventor: JUNGYEONHWANG
IPC: G09F13/22
Filed: 2019-11-18
Abstract: An objective of the present invention is to provide a refrigerator with excellent visibility or legibility. According to embodiments of the present invention, the refrigerator comprises: a refrigerator door including an out door of a metal plate shape forming front appearance, a door liner coupled to a rear of the out door, and an insulation layer formed by filling a foam material between the out door and the door liner; a state information display unit provided on the door to show an operation condition or an operation state of the refrigerator through the surface of the out door; and an operation condition input unit including an input button of a touch sensor form. The state information display unit includes: a plurality of holes penetrating the out door; a hole filling member which is made of a transparent or a translucent material allowing light to penetrate the same, and fills the plurality of holes; an LED package having a plurality of LED elements arranged behind the hole filling member to correspond to the hole filling member; and a sealing member to cover the hole filling member or the LED package to protect the hole filling member or the LED package from the foam material. The state information display unit is changed and displayed by an input of the operation condition input unit.
Patent KR-20210060854-A (KR)
Inventor: PARK SUNG MIN
IPC: A61B5/00
Filed: 2019-11-19
Abstract: According to an embodiment of the present invention, a method for detecting mental stress using respiration and electrocardiogram signals includes the steps of: collecting respiration and electrocardiogram data of a subject by a wearable device worn by the subject; learning a deep neural network model using the collected respiration and electrocardiogram data; and detecting mental stress based on subject's respiration and electrocardiogram signals obtained in real time using the learned deep neural network model.
Patent KR-20210060985-A (KR)
Inventor: NAM SIK YIM
IPC: H02P1/46
Filed: 2019-11-19
Abstract: According to an embodiment of the present invention, a motor control device and a motor control method are provided. According to the embodiment of the present invention, the motor control device and the motor control method can supply a non-zero Q-axis current to a motor when the motor is started. That is, the motor control device and the motor control method according to the embodiment of the present invention input a current of a certain magnitude to a V-phase coil of the motor when the motor is started. The magnitude of a current flowing out from a U-phase coil of the motor and the magnitude of a current flowing out from a W-phase coil may be different from each other.