baber/WOPTO huggingface dataset:
Patent KR-20210155535-A (KR)
Inventor: LEE HYUN KI
IPC: A46B11/00
Filed: 2020-06-16
Abstract: A toothbrush with integrated toothpaste, having an interdental brush, disclosed herein, comprises: a bristle body with bristles; and a handle body which is provided at a rear end of the bristle body, and functions as a handle. The handle body includes: a front end handle body which extends from the rear end of the bristle body, has toothpaste filled in a front end internal space provided therein, and is to be pressed so that the toothpaste is supplied to the bristles through a toothpaste supply tube interconnected with the front end internal space and the bristle body; a rear end handle body which is coupled to a rear end of the front end handle body, and has toothpaste accommodated in a rear end internal space provided therein; and a rear end cap which is coupled to a rear end of the rear end handle body, coupled to the interdental brush, and is to be detached from the rear end handle body so as to allow the use of the interdental brush. Accordingly, a user can brush his or her teeth using the toothbrush and effectively remove foreign substances existing between the teeth using the interdental brush.
Patent KR-20210156593-A (KR)
Inventor: SEOK SANG IL
IPC: C07F7/24
Filed: 2020-06-18
Abstract: An organic-inorganic perovskite compound according to the present invention includes: an organic-inorganic cation including an amidinium-based monovalent cation, an alkylenediammonium-based divalent cation and a cesium ion; an inorganic cation containing a divalent metal ion; and an anion including a halogen ion.
Patent KR-20220000174-A (KR)
Title: Novel adjuvant, and vaccine composition comprising the same
Inventor: LEE MIN JA
IPC: A61K39/00
Filed: 2020-06-25
Abstract: The present inventors have confirmed that an innate immune response and a T cell exhaustion pathway are overexpressed more in pigs than in cattle, and thus adaptive and humoral immune responses are not well formed. The present inventors have presented an innovative strategy for the simultaneous induction of potent cellular and humoral immune responses and amelioration of abnormal immune responses in pigs using T cell agonists as novel vaccine adjuvants. This result may provide a key clue for understanding a difference in immune responses between cattle and pigs, and suggest a way to maximize the efficacy of vaccines and immune responses which are lower in pigs compared to cattle.
Patent KR-20220000525-A (KR)
Title: Method of preparing for cyanoethylpolyvinylalcohol
Inventor: SO JIN SEOK
IPC: C08F6/00
Filed: 2020-06-26
Abstract: The present invention relates to a method for preparing cyanoethyl polyvinyl alcohol, and more particularly, to a method for preparing cyanoethyl polyvinyl alcohol capable of preparing cyanoethyl polyvinyl alcohol of high purity while reducing the amount of wastewater. In the preparation method of the present invention, residual metal salts and organic by-products derived from unreacted acrylonitrile, a catalyst, and the like are effectively removed so that the cyanoethyl polyvinyl alcohol of high purity can be prepared. In addition, when the compound is used as a binder for coating inorganic particles on a separation membrane of a secondary battery, it is possible to improve the dispersibility and binding force of the inorganic particles to manufacture the separation membrane with excellent performance.
Patent KR-20200079472-A (KR)
Title: Method manufacturing for solar cell string of shingled module structure and solar cell module
Inventor: JEONG CHAE HWAN
IPC: H01L31/18
Filed: 2020-06-26
Abstract: The present invention relates to a method for manufacturing a solar cell string of a shingled module structure and a solar cell module, which increase output and conversion efficiency of a solar cell by controlling an application amount of a conductive adhesive. The method comprises: a step (a) of preparing a solar cell provided with a front side electrode composed of silver (Ag) and a rear side electrode composed of aluminum (Al); a step (b) of forming a plurality of unit cells by cutting the solar cell in the step (a); a step (c) of applying the conductive adhesive to the rear side electrode of the unit cell arranged in the step (b); and a step (d) of forming the solar cell string of the shingled module structure by connecting the rear side electrode, to which the conductive adhesive is applied in the step (c), in series to the front side electrode, wherein applying the conductive adhesive in the step (c) is performed by RPM-controlling the discharge amount of the conductive adhesive discharged from a needle of a micro dispenser with the diameter of 250 μm, forming the string in the step (d) is performed under heat treatment conditions of 25-35 seconds and 130-150°C, and the conductive adhesive with an amount of 0.02 g or more is applied to the rear side electrode, thereby increasing output and conversion efficiency of the solar cell.
Patent KR-20210146754-A (KR)
Inventor: LEE KWUN YONG
IPC: B32B37/12
Filed: 2020-06-30
Abstract: The present invention relates to a device for manufacturing LDPE plastic film-bonded felt for an automobile interior. The present invention includes a device which reduces complex processes such as application and spraying of adhesives and improves adhesion by including an LDPE plastic film supplied before and after a heat roller and the heat roller for melting the LDPE plastic film with excellent adhesion of the same material as an LDPE plastic film to be bonded to felt with an adhesive. The LDPE plastic film is bonded to the surface of polypropylene (PP) backing fabric woven with warp and weft yarns of the felt to add hardness (holding properties) to the entire felt, resulting in excellent constructability. By applying an adhesive (glue) to the surface of a fiber web and forming release paper, the felt can be inserted and attached to the body of an automobile conveniently and with extremely excellent workability. The device quickly and easily manufactures the felt for the prevention of mold, odor, and static electricity, by having light weight by reducing the thickness with a woven multi-layer structure, strength, sound absorption and sound insulation properties, reduction of dust generated from a felt layer, and excellent external moisture barrier properties.
Patent KR-20210004886-A (KR)
Inventor: KIM SUN JOONG
IPC: G16B99/00
Filed: 2020-07-06
Abstract: Disclosed are a biological information inference device using species identification and a method thereof. According to an embodiment of the present invention, a recommendation system recommends a species for a query of a user, and at this time, information stored in a biological system information causal model is used, but by combining elements having a linkage relationship with a species identification key, the biological information can be inferred.
Patent KR-20200127911-A (KR)
Inventor: KIM BYUNG JO
IPC: C07C309/18
Filed: 2020-07-06
Abstract: The present invention relates to a natural ester surfactant and a manufacturing method thereof and, more specifically, to an eco-friendly natural ester surfactant having excellent solubility in water and biodegradability, and to a manufacturing method thereof. The natural ester surfactant according to the present invention has high reactivity to minimize remaining unreacted materials, has excellent yield, and can be manufactured by a mild reaction process that is not complicated. The manufacturing method includes a step of manufacturing an ester sulfonate compound represented by chemical formula 1 by mixing an alkyl ester compound represented by chemical formula 2 with a sulfonic acid or sulfur trioxide.
Patent KR-20220011315-A (KR)
Inventor: BAI BYUNG U
IPC: H04L9/08
Filed: 2020-07-21
Abstract: Disclosed are a lottery verification system which generates lottery data, performs first encryption using an encryption method in which an encryption key and a decryption key are asymmetric, requests printing, and verifies a winning lottery in accordance with a request of a bank or lottery store (retail store) when a lottery is printed and distributed by decrypting the first encrypted lottery data with a decryption key and performing second encryption, and a method thereof. According to the present invention, the lottery verification system comprises: a first institution requesting an order for a lottery; a second institution printing lotteries in response to ordering requests; a third institution supervising issuance of lotteries; a fourth institution generating game data for the lottery; and a fifth institution requesting verification of the lottery. The fifth institution requests the fourth institution via the first institution to verify the lottery containing a secure code and a verification code, the fourth institution checks the existence of the verification code and sends an initial secure code to the third institution to request a plaintext inquiry, the third institution encrypts the initial secure code by using the decryption key, generates the encrypted secure code by applying a hash code, and delivers the encrypted secure code to the fourth institution, the fourth institution compares the initial secure code with the encrypted secure code and transmits a comparison result and a winning result to the fifth institution via the first institution, and thus the winning lottery is verified.
Patent KR-20210157811-A (KR)
Inventor: CAI WEI
IPC: H01L51/50
Filed: 2020-07-24
Abstract: Provided are a phosphorescent organic metal complex and a use thereof. The metal complex may be used as a light emitting material in an electroluminescent light emitting element as a metal complex having a ligand of the structure of formula 1. Such a novel metal complex can significantly improve the color saturation of element light emission and better element performance by maintaining a very high level of element efficiency and low voltage in the electroluminescent light emitting element, and at the same time allowing the element to have a narrower full width at half maximum. An electroluminescent light emitting element and a compound formulation can be further provided.
Patent KR-20220022930-A (KR)
Inventor: PARK EUNHO
IPC: A01H1/02
Filed: 2020-08-19
Abstract: The present invention relates to an artificial pollination apparatus. The artificial pollination apparatus includes: an inlet through which air enters; a first pollination promoting part that promotes pollination by moving the air introduced into the inlet; and a pollination inducing part that accommodates a pollination object, and communicates with the first pollination promoting part to induce pollination in a pollen and the pollination object.
Patent KR-20220023459-A (KR)
Title: System for electrically stimulation
Inventor: CHUN HOON JAI
IPC: A61N1/05
Filed: 2020-08-21
Abstract: According to an embodiment of the present invention, an electrical stimulation system includes: an elongated tubular catheter; an electrode disposed at one end of the catheter and inserted into a target site; an electrical stimulator for generating electrical stimulation applied to the target site by the electrode; and a control unit for varying the electrical stimulation applied to the target site by controlling an electrical pulse of the electrical stimulator. The electrode may apply the electrical stimulation in a state in which the end is extended and fixed to the target site. Therefore, the electrical stimulation system can be inserted into a gastrointestinal endoscope and apply precise electrical stimulation to a desired target site.
Patent KR-20220029062-A (KR)
Inventor: LIM HYUNG SEON
IPC: F24F3/16
Filed: 2020-09-01
Abstract: The present invention relates to a total heat exchanger having a cooling/heating function. The total heat exchanger includes: a housing including an indoor air inlet and an indoor air outlet on a first side plate which is one side plate, an outdoor air inlet and an outdoor air outlet on a second plate which is the other side plate, an exhaust flow path connecting the indoor air outlet with the outdoor air outlet to discharge indoor air to the outside, and an air supply flow path connecting the indoor air inlet with the outdoor air inlet to introduce outdoor air into an indoor area; a total heat element mounted in the housing to exchange heat between the indoor air discharged through the exhaust flow path and the outdoor air introduced through the air supply flow path; an air blower for air supply provided on the air supply flow path to be adjacent to the indoor air inlet to generate an introduction flow; an air blower for exhaustion provided on the exhaust flow path to be adjacent to the outdoor air outlet to generate an exhaust flow; a heat exchanger located between the air blower for air supply and the total heat exchanger to heat or cool the outdoor air introduced into the indoor area; a waterspout located below the heat exchanger to store condensate water produced from the heat exchanger; and a drain unit draining the condensate water stagnating in the waterspout to the outside. In accordance with the present invention, the total heat exchanger is capable of ventilating the indoor air to the outdoor air while supplying cold or warm air to the indoor area at the same time.
Patent KR-20220030059-A (KR)
Title: Connector fastening structure
Inventor: Yong cheol kim
IPC: H01R13/629
Filed: 2020-09-02
Abstract: The present invention relates to a connector mounting structure capable of easily assembling a connector to a fixture to improve workability, and preventing the connector assembled to the fixture from shaking or being separated arbitrarily. The configuration includes: a mounting portion formed on the connector; and a seating portion formed on the fixture and into which the mounting portion is inserted. The mounting portion and the seating portion have shapes corresponding to each other. In other words, the mounting portion and the seating portion have a tapered shape in which left and right widths become narrower in an assembly direction of the connector. Meanwhile, the outer walls of both sides of the mounting portion include a first outer wall parallel to the assembly direction of the connector and a second outer wall inclined to be closer to the assembly direction of the connector. In addition, the inner walls on both sides of the seating portion include a first inner wall parallel to the assembly direction of the connector and a second inner wall inclined to be closer to each other in the assembly direction of the connector.
Patent KR-20220032936-A (KR)
Inventor: KIM SO YOUNG
IPC: A61K31/122
Filed: 2020-09-08
Abstract: The present invention relates to a pharmaceutical composition for preventing or treating hearing loss comprising Zingerone as an active ingredient, wherein Zingerone protects inner ear hair cells or spiral ganglion cells, and can reduce oxidative stress, thereby effectively preventing or treating hearing loss. The present invention is the pharmaceutical composition for preventing or treating hearing loss comprising Zingerone or a pharmaceutically acceptable salt thereof as an active ingredient.
Patent KR-20220033651-A (KR)
Title: Non-volatile memory device, programming method thereof, and storage device having the same
Inventor: JANG JOON SUC
IPC: G11C16/10
Filed: 2020-09-09
Abstract: The present invention relates to a non-volatile memory device, programming method thereof, and storage device having the same. According to the present invention, the programming method of the non-volatile memory device comprises: a step of executing a single-pulse program operation in a single program loop; a step of determining whether the single program loop satisfies a predetermined condition; a step of, when the predetermined condition is satisfied, executing a multipulse program operation in the next program loop. The single-pulse program operation includes: a step of applying a first program pulse; and a step of applying a plurality of verification pulses. The multipulse program operation includes: a step of applying a second program pulse; a step of applying a third program pulse; and a step of applying the plurality of verification pulses. Each of the second and third program pulses has a level lower than the level of the first program pulse. The present invention aims to provide a non-volatile memory device, programming method thereof, and storage device having the same to reduce program disturbance and improve performance.
Patent KR-20220040062-A (KR)
Inventor: SONG YOO SEUNG
IPC: G06Q50/30
Filed: 2020-09-23
Abstract: Disclosed are an apparatus and method for providing a customized traffic guide service. According to an embodiment of the present invention, the method for providing the customized traffic guide service may comprise: a step of acquiring at least one piece of peripheral object data; a step of recognizing a peripheral traffic situation based on the peripheral object data and determining whether to provide the customized traffic guide service; a step of selecting at least one target object to which the determined customized traffic guide service is provided and guide information to be provided to each target object; and a step of generating the selected guide information as a customized traffic guide message to be transmitted to a corresponding target object.
Patent KR-20220041326-A (KR)
Title: protective materials for steel coil wire
Inventor: JO SEONG WOO
IPC: B65D65/40
Filed: 2020-09-25
Abstract: Disclosed is a corner protective packaging material for steel, capable of preventing product quality deterioration caused by damage to a packaging material by improving resistance characteristics to an external force such as an external impact while minimizing an increase in a thickness of a base sheet. The corner protective packaging material for steel can protect a corner of an outer diameter or an inner diameter of a steel coil. To this end, provided is the corner protective packaging material for steel, in which a base sheet and a reinforcement layer are stacked and formed with an adhesive layer therebetween. Moreover, in the reinforcement layer, tear does not occur on a surface of a material in a scratch test by KS M ISO 19252 test method, wherein the test conditions are as follows: 2 N of load, 5 mm/sec of a scratch speed, 100 mm of a scratch distance, and Φ 1.0 mm stainless steel of a chip.
Patent KR-20220046859-A (KR)
Title: Cathexis learning system and method using AI in an untact learning based on Web browser
Inventor: SHIN SEUNG YONG
IPC: G06K9/62
Filed: 2020-10-08
Abstract: Disclosed are a cathexis learning system and method using artificial intelligence (AI) in web browser-based non-face-to-face learning. According to the present invention, the cathexis learning system comprises a learning content server providing non-face-to-face lecture learning content and a user terminal accessing the learning content server to operate an educational content viewer program and including the educational content viewer for enabling a leaner to perform cathexis learning on the learning content on the basis of AI during non-face-to-face learning by using an AI face recognition/motion recognition and sound reproduction technology of front camera image data of the user terminal. In non-face-to-face learning, the educational content viewer of the user terminal has a media playback unit and a facial contour recognition unit module. To enable the learner to directly look at the non-face-to-face lecture learning content to perform cathexis learning, when the line-of-sight deviates at a predetermined angle through five-point facial contour recognition, including two eye point, one nose point, and two ear points, alarm/warning messages are generated by using sound and messaging technology.
Patent KR-20220052617-A (KR)
Inventor: PARK HYUN SU
IPC: C05D9/02
Filed: 2020-10-21
Abstract: The present invention relates to a composition containing highly concentrated seawater minerals and a method for manufacturing the same. The composition includes a low-salinity high-concentration seawater mineral in which the concentration of minerals is increased 10 to 30 times compared to seawater by concentrating various types of minerals other than salt contained in the seawater.
Patent KR-20210060311-A (KR)
Inventor: CHOI YONG JAE
IPC: B62D55/24
Filed: 2020-10-23
Abstract: The present invention provides an elastic crawler, which has increased durability and effectively prevents generation of a crack and generation of vibration and a noise during driving. According to the present invention, the elastic crawler comprises: coupling units arranged at a constant interval in a circumferential direction in a center portion in left and right directions of a crawler main body; a core metal disposed in the left and right directions between the adjacent coupling units in the circumferential direction of the crawler main body; and two lug rows in left and right directions installed on an outer circumferential side of the crawler main body. Each lug row has a driving lug disposed in a tilted direction with respect to the core metal, and each driving lug is overlapped with two adjacent core metals in the circumferential direction.
Patent KR-20220055919-A (KR)
Title: Multi-notch filter and manufacturing method thereof
Inventor: YOO YEON JAE
IPC: G02B5/20
Filed: 2020-10-27
Abstract: The present invention relates to a holographic optical element and a manufacturing method thereof, and more specifically, to a holographic optical element and a manufacturing method thereof, which improve a reproducible angle of the holographic optical element by adjusting the material of a photosensitive sheet applied to the holographic optical element and continuously adjusting the incident angle of a reference beam in a process of recording an interference pattern.
Patent KR-20200126953-A (KR)
Inventor: YOON KYUNG BYUNG
IPC: C07C47/04
Filed: 2020-10-27
Abstract: The present invention relates to a method for producing formaldehyde or formic acid from methanol by dehydrogenation in the presence of a photocatalyst supported with a cocatalyst. The photocatalyst supported with the cocatalyst is (MO)_n-TiO_2, and the photocatalyst forms electrons when exposed to light energy. The cocatalyst helps to generate hydrogen (H_2) by reducing hydrogen ions (H^+) using electrons formed in the photocatalyst. It is also preferable to induce the reaction by irradiating light under an inert gas atmosphere or an oxygen-free atmosphere.
Patent KR-20210050477-A (KR)
Title: Air cleaner and control method thereof
Inventor: CHINSOO HYON
IPC: B01D46/52
Filed: 2020-10-28
Abstract: The present invention relates to an air cleaner and a control method thereof. The air cleaner comprises: a case; an air inlet; an air outlet; a grille which covers the air inlet for filtering out oil drops in the air; a fan which absorbs the air through the air inlet and discharges the air through the air outlet; a roll filter positioned between the grille and the fan to filter out oil mist; and a filter cutter which cuts the roll filter. The roll filter includes: a roller; and a filter sheet wound around the roller. The filter sheet can be unwound to be extended to the rear side of the grille. When the filter sheet becomes polluted, the roller filter is unwound more to have the clean part positioned behind the grille. In addition, the filter cutter can cut the dirty part for easy removal. While cutting, the clamp presses the filter sheet downward to keep it in position. The case includes a slit through which the dirty part of the filter sheet passes to be discarded. The present invention aims to provide an air cleaner which is able to effectively purify the air after cooking.