baber/WOPTO huggingface dataset:
Patent KR-20210148712-A (KR)
Inventor: LEE JOONG HEE
IPC: B01J35/10
Filed: 2020-06-01
Abstract: The present invention relates to a hierarchical nanostructure, a method for preparing the same, a water electrolysis catalyst comprising the same, and a water electrolysis cell comprising the catalyst. More specifically, the present invention to a hierarchical nanostructure, which exhibits excellent catalytic activity and reversibility in both the anode and cathode reactions in a water electrolysis cell and has low preparation cost, a method for preparing the same, a water electrolysis catalyst comprising the same, and a water electrolysis cell comprising the catalyst. The present invention provides a nanostructure comprising an oxyphosphide nanosheet including a first transition metal and a second transition metal, and in which a plurality of oxyphosphide nanosheets are irregularly bound, thereby forming a three-dimensional hierarchical structure.
Patent KR-20210152792-A (KR)
Title: Lighting module and lighting apparatus having thereof
Inventor: LEE JUNG HO
IPC: F21S45/42
Filed: 2020-06-09
Abstract: A lighting device disclosed in the embodiment of the invention includes: a heat dissipation plate; a circuit board on the heat dissipation plate; a pad disposed on one side of the circuit board; a light source unit disposed on the heat dissipation plate, having a light emitting device on one side and a bonding pad on the other side, and spaced apart from one side of the circuit board; a connecting member connecting the pad and the bonding pad; and an insulating member adhering to the heat dissipation plate and disposed between the light source unit and the circuit board, wherein the connecting member may include one end bonded to the bonding pad, the other end connected to the pad, and a center portion extending from the one end toward the other end on the insulating member. Accordingly, it is possible to prevent a short circuit problem of a wire connected to the light emitting device in the lighting device.
Patent KR-20210153247-A (KR)
Inventor: SEOL CHUL HWAN
IPC: F24F7/10
Filed: 2020-06-10
Abstract: In accordance with the present disclosure, an exhaust apparatus includes: a body part having a first inlet and an outlet formed on one side, and having a second inlet formed on the other side; a suction fan installed at the first inlet to be driven with a driving force so as to suction air through the first and second inlets; and an exhaust fan installed at the outlet to be driven with a driving force so as to exhaust the air suctioned through the first and second inlets. During the procedure in which the air suctioned by the suction fan is exhausted through the exhaust fan, ambient air is accompanied through the second inlet and added. In accordance with the present invention, during the procedure in which the air suctioned by the suction fan is exhausted through the exhaust fan, the ambient air is accompanied through the second inlet and added, and, as a result, a pollutant suction area can be formed to be large, which can lead to excellent exhaust efficiency.
Patent KR-20210155007-A (KR)
Inventor: SEO JUNG SOO
IPC: A01K1/03
Filed: 2020-06-14
Abstract: The present invention relates to a house for wild animals with a smartphone function, and more specifically, to a house for wild animals with a smartphone function which can provide a habitat space for wild animals by accommodating a smartphone along with a house for wild animals living in the wild.
Patent KR-20210155244-A (KR)
Inventor: PARK HYEON JU
IPC: H04L12/26
Filed: 2020-06-15
Abstract: Disclosed is a method for diagnosing security of a multi-network device which is executed by a system for diagnosing security of a multi-network device, which includes: a plurality of target devices which construct an IoT environment; a monitoring device which collects and transmits network information about each of the plurality of target devices; and a management server which receives the network information about the plurality of target devices from the monitoring device, and monitors and diagnoses security issues of the plurality of target devices by using the network information about the plurality of target devices. Therefore, it is possible to reduce an overall system load by setting a security issue monitoring cycle according to IoT environment conditions.
Patent KR-20210155610-A (KR)
Inventor: KIM JUN HYOUNG
IPC: H01L27/11556
Filed: 2020-06-16
Abstract: The present invention provides a semiconductor device with improved integration and reliability. The semiconductor device includes first gate electrodes, stacked in a first direction while being spaced apart from each other; a first channel structure penetrating the first gate electrodes and including a first channel layer and a first channel filling insulating layer; second gate electrodes vertically stacked above the first gate electrodes while being spaced apart from each other; a second channel structure penetrating the second gate electrodes and including a second channel layer and a second channel filling insulating layer; and a central wiring layer between the first gate electrodes and the second gate electrodes and connected to the first channel layer and the second channel layer, wherein the first channel layer and the second channel layer are connected to each other in a region surrounded by the central wiring layer, and the first channel filling insulating layer and the second channel filling insulating layer are connected to each other in a region surrounded by the central wiring layer.
Patent KR-20200145728-A (KR)
Inventor: BIEN FRANKLIN DON
IPC: A61B5/145
Filed: 2020-06-17
Abstract: According to one embodiment of the present invention, an antenna device may comprise: a first conductor and a second conductor disposed spaced apart from each other along a part of the boundary of a first area on a first plane; a third conductor and a fourth conductor spaced apart from each other along a part of the boundary of a second area on a second plane, which is spaced apart from the first plane in parallel; a fifth conductor and a sixth conductor spaced apart from each other along a part of the boundary of a third area on a third plane, which is spaced apart from the second plane in parallel; a first connection unit connecting a first end of the first conductor and a first end of the third conductor; a second connection unit connecting a first end of the second conductor and a first end of the fourth conductor; a third connection unit connecting a second end of the third conductor and a second end of the fifth conductor; and a fourth connection unit connecting the second end of the fourth conductor and the second end of the sixth conductor.
Patent KR-20210156376-A (KR)
Inventor: HAN BONG SEOK
IPC: G03F7/14
Filed: 2020-06-17
Abstract: The present invention relates to a raw material inspection apparatus for determining whether a mask is recyclable and a method thereof. According to the present invention, the raw material inspection apparatus for determining whether the mask is recyclable includes: an image storage unit for converting a plurality of photomasks for which a circuit design is completed into an image file, and classifying and storing a plurality of photomask images according to product groups; an input unit for receiving an inspection target image generated by photographing a blank mask to be inspected; a calculation unit for detecting a defective region from the inspection target image, and calculating a yield by substituting the detected defective region and effective regions of the photomask images; and a determination unit for determining whether the blank mask is recyclable by using the calculated yield. As described above, according to the present invention, when a defective region included in a raw material of a mask is included in an effective region, reuse capability is determined by using a yield, so that an expensive raw material is prevented from being wasted, and an optimal photomask is selected according to a calculated yield value so as to minimize an increase in a cost.
Patent KR-20210002335-A (KR)
Inventor: TIGELAAR JONATHAN A
IPC: F02B39/00
Filed: 2020-06-19
Abstract: The present invention relates to a ferrite core coil device comprising an electromagnetic coil (2) and a ferrite core (3) having and supporting the coil (2). A chord forms a bent edge (4a) of the ferrite core (3). A first sector (2a) of the coil (2) is not disposed on a bed (3a), and a second sector (2b) of the coil (2) is disposed on the bed (3a). A first sector (2a) is bent around the bent edge (4a) at a bending angle (a) relative to the second sector (2b). Moreover, the present invention relates to a sensor device (1a) having the ferrite core coil device (1) for determining rotation speed of a turbo charger (20) and a metallic rotatable object by this sensor device (1a).
Patent KR-20210158580-A (KR)
Inventor: JO SUNG EUN
IPC: C12R1/01
Filed: 2020-06-24
Abstract: The present invention relates to a novel Bifidobacterium longum TSB-L1 (KCTC 18825P), and more particularly, to a novel Bifidobacterium that can be used as a probiotic material while specifically using xylooligosaccharide Bifidobacterium longum TSB-L1 (KCTC 18825P). Bifidobacterium longum TSB-L1 selected in the present invention has excellent acid resistance, bile resistance and intestinal cell adhesion, and can be specifically used without decomposing xylooligosaccharides into xylose units. In addition, the Bifidobacterium longum TSB-L1 of the present invention is excellent in increasing and maintaining beneficial intestinal bacteria, thereby improving intestinal flora, thereby contributing to intestinal health.
Patent KR-20210158694-A (KR)
Inventor: KIM YEONG A
IPC: C08L27/06
Filed: 2020-06-24
Abstract: The present invention relates to a method for preparing a graft copolymer having excellent impact strength and optical properties. The method for preparing a graft copolymer includes the steps of: (S10) polymerizing conjugated diene-based monomers to prepare a rubbery polymer latex containing a rubbery polymer; and (S20) introducing an alkyl (meth)acrylate monomer, aromatic vinyl-based monomer and a water-soluble polymer in the presence of the rubbery polymer latex prepared from step (S10) and carrying out graft polymerization to prepare a graft copolymer, wherein the water-soluble polymer contains a sulfonate group, has a weight average molecular weight of 7,500-405,000 g/mol, and is introduced in an amount of 1.5-5.5 parts by weight based on 100 parts by weight of the total monomer content. The present invention also relates to a graft copolymer obtained from the method, and a resin composition including the graft copolymer.
Patent KR-20220003414-A (KR)
Title: Method for joining dissimilar metals in truss structures
Inventor: TAK GU HYEON
IPC: F16B5/08
Filed: 2020-07-01
Abstract: The present invention relates to a dissimilar metal joining method for a truss structure and, more specifically, to a dissimilar metal joining method for a truss structure having a new structure for maintaining a joined state without causing a joined part of an aluminum cover and a metal frame manufactured in a truss form to be corroded or separated. In accordance with the present invention, the dissimilar metal joining method can be provided in the truss structure formed to be coupled and fixed with excellent strength, and the dissimilar metal joining method can be provided in the truss structure formed to prevent a joined part of dissimilar metals from being corroded or deformed by a quality difference between the metals applied to the truss structure. Moreover, the dissimilar metal joining method can be provided in the truss structure formed to considerably reduce the number of components and construction costs consumed for combining a tank with a dome cover and construction costs.
Patent KR-20220005899-A (KR)
Title: Gas Discharge Device of Injection Molding Machine
Inventor: LEE HYUNG HOON
IPC: B29C45/34
Filed: 2020-07-07
Abstract: Disclosed is a gas discharge device of an injection molding machine. The disclosed content is made to include an upper mold having a molding groove formed on the bottom and a lower mold coupled to the upper mold, coupled to pass through the molding groove, and provided with a gas discharge device for discharging gas in the molding groove. The gas discharge device comprises: a valve body coupled to a coupling hole formed in the lower mold and having both open ends, a passage formed therein, a valve seat formed on one side of the opening, and a spring mounting groove formed on the other side; a plunger coupled to the passage of the valve body and having a valve stopper in close contact with or released from the valve seat at one end to be opened and closed; and a spring coupled to the spring mounting groove of the valve body and elastically supporting the plunger. Accordingly, when the upper mold and the lower mold are coupled and a molding resin is filled in the molding groove, the gas remaining is rapidly discharged, which can significantly lower the defect rate of a molded product.
Patent KR-20220011496-A (KR)
Inventor: LEE SEUNG TAE
IPC: A47L15/00
Filed: 2020-07-21
Abstract: The present invention relates to a food tray washing apparatus, in which washing is not performed by shaking a washing tank up, down, left, and right while a plurality of food trays are overlapped, and the outermost side of the plurality of food trays is periodically hit and pressed so that a space between the plurality of food trays overlapping each other is periodically increased or decreased and washing water flows between the food trays as the interfacial tension generated between the food trays is released due to the surface tension of water, thereby efficiently removing food debris on the surface of the food trays. According to one preferred embodiment of the present invention, the food tray washing apparatus comprises: a main body having a water tank, in which a plurality of food trays are input, disposed on the upper part; a rotary shaft installed at both upper parts of the main body to rotate within a predetermined angle range and having a food tray pressing/hitting bar protruding downward at the center to periodically press/hit the food tray positioned at the outermost part; and an electric driving mechanism provided in the main body and reciprocating the rotary shaft and the food tray pressing/hitting rod provided on both sides of the main body in opposite rotational directions within a predetermined angular range.
Patent KR-20220014638-A (KR)
Inventor: GO YOUNG JU
IPC: H04W4/021
Filed: 2020-07-29
Abstract: According to the present invention, a base station communication and base station confirmation device (80) located at a specific location confirms confirmation information of a neighboring base station, a server (400) of a communication company that has received the information confirms phone numbers of mobile communication devices communicating with a base station according to the confirmation information of the neighboring base station, and an emergency location tracking application (608) installed in the mobile communication devices is operated to receive location tracking information of the mobile communication devices. Thereafter, a positioning server (900) confirms the mobile communication devices existing in the specific location with the location tracking information of the mobile communication devices.
Patent KR-20210018093-A (KR)
Title: Microphone module for vehicle
Inventor: JUNG EUL GON
IPC: H04R1/04
Filed: 2020-07-31
Abstract: Provided is a microphone module for a vehicle. According to an embodiment of the present invention, the microphone module for the vehicle includes: a circuit board equipped with a circuit unit and a microphone; a housing including an accommodating part on which the circuit board is mounted and a passage communicating with a through-hole of a vehicle body, and providing a first hole in the bottom surface of the accommodating part so that the passage and the accommodating part communicate with each other; a waterproof filter disposed on an upper end of the first hole; and a waterproof and dustproof filter provided on the inlet side of the passage. According to the present invention, it is possible to maintain the operation of the microphone even under the harsh conditions of external environment.
Patent KR-20220022575-A (KR)
Inventor: PARK JONG WON
IPC: F04D29/60
Filed: 2020-08-19
Abstract: The present invention relates to a shaft-core assembly for an electric water pump. More specifically, the present invention relates to a shaft-core assembly for an electric water pump, which can assemble a shaft with a core by having a bump formed on an inner circumferential surface of the core. According to the present invention, the shaft-core assembly for an electric water pump comprises a shaft and a core. The core has a penetrating hole penetrating in an axial direction so that the shaft can be inserted through the hole. On an inner circumferential surface of the penetrating hole, a plurality of bumps protruding in an axial direction are formed in a circumferential direction so that the shaft can be forcibly pressed and engaged. According to the present invention, since the bumps are formed on the penetrating hole of the core, the shaft can be pressed into and engaged with the core even if there is no knurling unit on an outer circumferential surface of the shaft. Therefore, there is no need to form a knurling unit on the shaft and thus, a knurling process can be removed, thereby reducing cost.
Patent KR-20220023943-A (KR)
Inventor: JUNG JUN HYO
IPC: A45D20/12
Filed: 2020-08-23
Abstract: The present invention relates to a neck pillow dryer comprising: a wind outlet (1); a neck pillow dryer body (2); a hose connecting unit (3); a hose (4); a dryer connecting unit (5); and a neck protector (6). Since need to dry a back head by tilting a head disappears and a time is shortened, the present invention can reduce pain of a hand and a neck. The present invention provides spare time in the morning when a user does not have the spare time by shortening a time of drying hair which is one of the most time consuming processes. Since back hair is meticulously dried, the present invention can provide refreshing feeling without dampness and uncomfortable feeling. In addition, since the user dries the back hair, dries front hair or other parts, or styles hair at the same time, the present invention solves inconvenience with time efficiency.
Patent KR-20220025545-A (KR)
Title: semiconductor package for improving reliablity
Inventor: YOON YEO HOON
IPC: H01L23/48
Filed: 2020-08-24
Abstract: The present invention provides a semiconductor package capable of increasing the reliability thereof by reducing stress applied to a semiconductor chip. The semiconductor package includes a chip level portion including a semiconductor chip; a medium level portion formed on the chip level portion; and a solder ball portion on the medium level portion, wherein the solder ball portion is configured to be connected to a circuit substrate. The medium level portion includes a wiring pad layer formed on a first protection layer corresponding to the lowermost portion of a plurality of protection layers; a second protection layer having a pad-exposing hole exposing the wiring pad layer on the first protection layer and corresponding to an intermediate portion of the plurality of protection layers; a post layer formed in the pad-exposing hole on the wiring pad layer; a third protection layer on the second protection layer and having a post-exposing hole on the second protection layer and exposing the post layer, the third protection layer corresponding to an uppermost portion of the protection layers, wherein a width (or diameter) of the post-exposing hole is less than a width (or diameter) of the pad-exposing hole; and a barrier layer in the post-exposing hole on the post layer. The solder ball portion comprises a solder ball on the barrier layer.
Patent KR-20220030441-A (KR)
Inventor: SANGU AKIFUMI
IPC: B23K26/067
Filed: 2020-08-31
Abstract: The present invention relates to a laser apparatus. The laser apparatus comprises: a laser generator for emitting a laser beam; a beam quality factor converting unit dividing the laser beam emitted from the laser generator in the first direction crossing the emission direction to form a plurality of engraving beams, and arranging and emitting a plurality of fragment beams in the emission direction and the second direction intersecting the first direction; a telescope lens unit including a first lens array which adjusts a size of the laser beam emitted from the beam quality factor converting unit in the first direction and comprises first to n-th incident lenses, and a second lens array which has different aberration from the first lens array and comprises first to m-th output lenses (m and n are natural numbers equal to or more than 1); and a condensing lens condensing the laser beam emitted from the telescope lens unit in the first direction. An objective of the present invention is to provide the laser apparatus including the beam quality factor converting unit.
Patent KR-20220033107-A (KR)
Title: Form traveler for fcm bridge construction and construction method using the same
Inventor: PARK EUNGBUM
IPC: E01D21/00
Filed: 2020-09-09
Abstract: The present invention relates to a form traveler for constructing a bridge through an FCM method, and a construction method using the same. More specifically, the form traveler can perform stably back-launching without fixating a rear side of the form traveler by using a steel rod during back-launching of the form traveler when the form traveler is used for constructing the bridge through the FCM method.
Patent KR-20220038871-A (KR)
Title: Composition for preventing or treating nasal polyp comprising extract of sonchus brachyotus
Inventor: LEE DAE SUNG
IPC: A61P11/02
Filed: 2020-09-21
Abstract: The present invention relates to a composition for preventing or treating nasal polyps comprising a natural extract, and more specifically, to a composition for preventing or treating nasal polyps containing an extract of Sonchus brachyotus as an active ingredient, a composition for preventing the recurrence of nasal polyps, a composition for preventing or treating sinusitis disease, and a composition for washing the nasal cavity. The extract of Sonchus brachyotus according to the present invention effectively inhibits the expression of fibrosis-inducing factors, vascular endothelial growth factors, etc., which are involved in formation of nasal polyps, thereby preventing, alleviating, or treating nasal polyps or sinusitis disease more effectively, as well as helping to prevent recurrence after treatment of nasal polyps.
Patent KR-20220040620-A (KR)
Title: Fishing lure
Inventor: HONG WOO JOONG
IPC: A01K95/00
Filed: 2020-09-24
Abstract: A fishing lure according to the present invention includes a body unit elongated in one direction and a lip unit provided at one end of the body unit connected to a fishing line. The lip unit is inclined with respect to the longitudinal direction of the body unit so that the angle at which the body unit is raised is adjusted according to the resistance of water generated while pulling the fishing line.