baber/WOPTO huggingface dataset:
Patent KR-102421510-B1 (KR)
Inventor: KIM JUN BAE
IPC: F03B15/06
Filed: 2021-02-02
Granted: 2022-07-20
Abstract: The present invention relates to a leader eccentric shaft waterwheel for actively controlling a rotation speed and a power generation direction by directly and electrically engaging a leader with an eccentric shaft with a follower and charging and discharging water into and from the leader, comprising: a leader having an inner groove formed on both circumferences of a waterwheel structure of a hollow cylindrical buoyancy member with a waterwheel blade, and having an outer groove indented along an outer circumferential edge of the inner groove, and having a leading gear indented to be parallel to and adjacent to the outer groove; a follower engaged with both leading gears of the leader, and transferring power to a power generator, and having a pair of following gears engaged with a following shaft; a wheel-shaped eccentric shaft having a fixing member engaged with the following shaft of the follower by a bearing, and having two wheel-shaped rotary members mounted on the outer groove to support the rotation of the leader, and fixing and rotating the leader along with the two rotary members by being mounted on the inner groove; and an active control unit having four opening/closing valves respectively formed on both side surfaces of the leader for charging water, and having a rotation contact point unit formed on the central shaft engaged by a bearing not to rotate for supplying power to the opening/closing valve, and having an underwater pump having a discharge pipe for discharging water charged to the opening/closing valve, and having a ventilation hole formed to fill with air when water is discharged through the underwater pump, and having a power generation volume gauge and a tidal direction sensor for operating the opening/closing valve and the underwater pump.
Patent KR-102384605-B1 (KR)
Title: Vessel shippes structure with fix apparatus
Inventor: JUNG KWANGHO
IPC: B63B73/20
Filed: 2021-02-03
Granted: 2022-04-08
Abstract: The present invention is an invention for a vessel loaded with a structure using a fixing device. According to one aspect of the present invention, the vessel loaded with a structure using a fixing device includes: a hull; at least one structure in which a plurality of posts extending in the vertical direction are coupled to and fixed to the hull; and a plurality of fixing devices for coupling the plurality of posts to the hull, wherein the plurality of the fixing devices include: a grillage supporting a holding plate formed at the lower end of the plurality of posts, and fixed to the hull; and a plurality of clips coupling the holding plate and the grillage. The vessel loaded with a structure using a fixing device can stably fix the structure to utilize a space of the vessel.
Patent KR-102270240-B1 (KR)
Title: An apparatus for manufacturing interior materials using the adhesive composition of automotive interior materials
Inventor: KIM WON SU
IPC: B05D1/28
Filed: 2021-02-05
Granted: 2021-06-29
Abstract: The present invention relates to an adhesive composition for automobile interior materials, which is used in the manufacture of automobile interior materials, and which has excellent adhesive strength, and good flexibility not to affect the texture change of the fabric after lamination adhesion, and a manufacturing method and a manufacturing device for interior materials using the same. The present invention comprises: a viscosity modifier which adjusts the viscosity of an entire adhesive composition with a main base, which is manufactured using fatty acids as the main raw material by a mixing amount; a softening control agent which adjusts the softening point of the entire adhesive composition by the amount of mixing; an adhesion control agent which adjusts the degree of adhesion of the entire adhesive composition by the amount of mixing; and several additives which have the additional functions of removing foam, improving and imparting adhesion, and preventing oxidation to the adhesive composition. The manufacturing method using the adhesive composition enables the laminate bonding of an outer skin fabric and an inner cushion fabric. Accordingly, when applied to interior materials of automobiles, the present invention is environmentally friendly and harmless to the human body, and does not cause headaches from the smell of glue inside the car. The adhesive is evenly applied and applied sufficiently to minimize adhesion failure, and because of its good flexibility, it does not affect the texture change of the fabric after lamination adhesion. Thus, a number of effects such as reduction of manufacturing cost and improvement of productivity.
Patent KR-102516281-B1 (KR)
Title: 마스카라
IPC: A46D3/00
Filed: 2021-02-18
Granted: 2023-03-29
Abstract: 본 발명은 마스카라액의 머금성을 확보하면서도 화장 시에 미세 조절이 쉽게 가능한 마스카라를 제공함에 있다.  
이에 본 발명의 일 측면에 따른 마스카라는 일측 방향으로 연장 형성된 제1브러시 및 타측 방향으로 연장 형성된 제2브러시를 포함하고, 상기 제1브러시와 상기 제2브러시의 재질은 서로 다르게 형성된다.
Patent KR-102471456-B1 (KR)
Title: 집적 회로 및 그 동작 방법
IPC: G11C5/06
Filed: 2021-02-25
Granted: 2022-11-25
Abstract: 집적 회로는 제어 회로, 제1 전압 생성 회로 및 제2 전압 생성 회로를 포함한다. 제어 회로는 제1 전압 단자와 제1 노드 사이에 결합되고, 제1 노드에 개시 전압을 생성한다. 제1 전압 생성 회로 및 제2 전압 생성 회로는 제1 노드에서 제1 용량성 유닛에 결합되고 제2 노드에서 제2 용량성 유닛에 결합된다. 제1 전압 생성 회로는, 제1 노드에서의 개시 전압에 응답하여, 제1 공급 전압에 기초하여 제2 전압 생성 회로에 대한 제1 제어 신호를 생성한다. 제2 전압 생성 회로는, 제1 전압 생성 회로로부터 수신된 제1 제어 신호에 응답하여, 제2 공급 전압에 기초하여 제1 노드에 제2 제어 신호를 생성한다.
Patent KR-102529931-B1 (KR)
IPC: C07D405/14
Filed: 2021-02-26
Granted: 2023-05-08
Abstract: 본 발명은 신규한 화합물 및 이를 이용한 유기 발광 소자를 제공한다.
Patent KR-102506726-B1 (KR)
Title: 무단수 배관용 필터 교체 장치
IPC: F16L55/24
Filed: 2021-03-15
Granted: 2023-03-06
Abstract: 본 발명은 무단수 배관용 필터 교체 장치에 관한 것으로, 일단이 유체가 배출되는 제1 유체 배관에 설치될 수 있으며, 필터 케이스 수용부 및 일부에 유체 통과공이 형성되어 있는 베이스부와 베이스부의 적어도 일단에 마련된 전단 케이스 결합부를 갖는 후단 케이스, 일부에 상기 후단 결합부의 유체 통과공에 대응하는 유체 통과공이 형성되 있으며 일단이 상기 전단 케이스 결합부의 중앙부와 상호 결합되어 있으며 타단은 유체가 유입되는 제2 유체 배관에 설치될 수 있는 전단 제1 케이스, 상기 전단 제1 케이스의 일단에 위치하며 일단이 상기 전단 케이스 결합부의 일단과 상호 분리 가능하게 결합되어 있는 전단 제2 케이스, 상기 전단 제1 케이스의 타단에 위치하며 일단이 상기 전단 케이스 결합부의 타단과 상호 분리 가능하게 결합되어 있는 전단 제3 케이스를 갖는 전단 케이스, 상기 필터 케이스 수용부 내에 왕복 직선 운동이 가능하도록 수용 결합되어 있으며, 바디부 내에 필터가 각각 장착된 복수개의 필터 장착홀이 이격되어 형성되어 있는 필터 케이스, 그리고, 일단이 상기 필터 케이스의 일단에 연결되어 있는 이송 부재를 포함한다.
Patent KR-102264055-B1 (KR)
Title: Apparatus and Method for Inspecting Thermoelectric Device`s Performance
Inventor: LEE KANG SUNG
IPC: G01R31/28
Filed: 2021-03-24
Granted: 2021-06-11
Abstract: Disclosed are a thermoelectric element performance test device and method. In accordance with one aspect of the present embodiment, provided is a thermoelectric element performance test device comprising: a Peltier element for applying heat to a first measurement region, a second measurement region, and the remaining regions of a thermoelectric element disposed on the upper part thereof and causing the first measurement region, the second measurement region, and the remaining regions of the thermoelectric element to have separate preset temperatures; a source meter for supplying current to the Peltier element; a temperature measuring device for measuring the temperatures of the first and second measuring regions of the thermoelectric element; a voltage measuring device for measuring the voltage generated by the Seebeck effect in the thermoelectric element (110); and a control unit for receiving the measured value from the temperature measuring device to control the source meter and inspecting the performance of the thermoelectric element based on the measured value of the voltage measuring device. Accordingly, the reliability and accuracy of the test results can be improved.
Patent KR-102257118-B1 (KR)
Inventor: BANG YOUNG KU
IPC: H01L23/367
Filed: 2021-03-31
Granted: 2021-05-27
Abstract: The present invention relates to a laminated modular heat sink, and the present invention relates to an adhesive composition for a heat sink comprising an epoxy resin, a curing agent, a heat radiation filler and a heat radiation bead, and a heat sink module using the same. Therefore, the heat dissipation effect in accordance with introduction of the laminated heat sink module can be maximized.
Patent KR-102508837-B1 (KR)
Title: 전극 집전체 노칭 장치
IPC: B26F1/44
Filed: 2021-04-02
Granted: 2023-03-10
Abstract: 끊김없이 진행하는 전극 집전체용 금속 필름을 노칭하는 전극 집전체 노칭 장치가 개시된다. 개시된 전극 집전체 노칭 장치는, 금속 필름을 사이에 개재하고 서로 이격되는 형개 상태에서 서로 밀착되는 형폐 상태로 이동하면서 전극 집전체를 노칭하는 제1 금형 및 제2 금형, 및 제1 금형 및 제2 금형을 형개 및 형폐 상태로 이동시키는 금형 구동 유닛을 구비한다. 금형 구동 유닛에 의해 제1 금형과 제2 금형이 형폐 상태에서 형개 상태로 이동할 때, 제2 금형이 금속 필름에서 이격된 거리가, 제1 금형이 금속 필름에서 이격된 거리보다 크다.
Patent KR-102421620-B1 (KR)
Title: Portable brazier
Inventor: HWANG DAE BONG
IPC: A47J36/02
Filed: 2021-04-13
Granted: 2022-07-15
Abstract: The present invention relates to a portable stove that is easy to carry and move, which comprises: a body frame consisting of an upper surface (110), side surfaces (130, 140) and a door (150) provided on rear and front surfaces, wherein a lower surface of the body frame is opened as a whole and has a structure communicating with an outside from a lower part; and a communication member (120) that can open and close the inside and outside provided on an upper surface. The communication member comprises: a cylindrical member (122) coupled to the upper surface; a cover member (124) having a circular plate shape located on an upper surface of the cylindrical member and opening and closing the inside and outside of the communication member by rotating about a circular diameter axis; and a rotation knob (126) being horizontally coupled to the cylindrical member, coupled in a radial direction of the cover member, and rotating the cover member by rotation. The present invention provides a structure which can be applied to various cooking heat sources such as a gas stove and a charcoal fire.
Patent KR-102313497-B1 (KR)
Title: Height adjustable suspension device for a vehicle using fluid
Inventor: KIM YONG SOO
IPC: B60G17/04
Filed: 2021-04-27
Granted: 2021-10-19
Abstract: The present invention relates to a height adjustable suspension device for a vehicle using fluid, which comprises: a height adjustable cylinder provided to a lower portion of a vehicle body, having a piston and a piston rod lifted by hydraulic pressure, and divided into an upper cylinder and a lower cylinder by the piston; a buffer pocket connected to the height adjustable cylinder to absorb an impact by the hydraulic pressure inside the height adjustable cylinder; a filling pressure pocket connected to the height adjustable cylinder and supplying fluid to the inside of the upper cylinder or the lower cylinder; a pumping device supplying the fluid to the filling pressure pocket to maintain pressure inside the filling pressure pocket within a preset high pressure range; and a returning pocket connected to the height adjustable cylinder and the pumping device to receive the fluid from the height adjustable cylinder to supply the fluid to the pumping device. Moreover, the height adjustable cylinder receives the fluid from the pressure filling pocket to lift the piston and the piston rod to adjust height of a vehicle body. In addition, according to the present invention, working fluid such as air or fluid rapidly flows by a pressure difference between each pocket provided by an outer pipe made of a metal material and an inner pipe with elasticity, elasticity of the inner pipe, and rapid opening and closing of a valve. Therefore, the present invention has a pumping device of a small capacity and has a quick response characteristic.
Patent KR-102285673-B1 (KR)
Title: grip retainer for junction block low profile slow blow fuse
Inventor: KIM WOO YOUNG
IPC: B60R16/023
Filed: 2021-04-29
Granted: 2021-08-05
Abstract: The present invention relates to a gripping retainer for a junction block low-profile type slow blow fuse, which secures assembly and detachability in a complex environment working environment after wire routing in a conventional type junction block main body. Especially, the present invention relates to the gripping retainer for the junction block low-profile type slow blow fuse, with a gripping unit applied to a base of a retainer which prevents a terminal for power connection of low profile type s/b fuse assembled on the conventional type junction block main body. The gripping retainer for the junction block low-profile type slow blow fuse of the present invention comprises: a base plate; first and second medial legs; first and second lateral legs; a protrusion; and the gripping unit.
Patent KR-102287082-B1 (KR)
Title: Compact hyperspectral image sensor using multi-stage heterogeneous filter system
Inventor: KIM KWAN TAE
IPC: G01J3/51
Filed: 2021-05-11
Granted: 2021-08-25
Abstract: By combining a physical filter and a filter by software analysis, provided is a technology capable of acquiring a noise-removed hyperspectral image for which a quality is maintained without a spectroscopic optical system. A compact hyperspectral image sensor using a multi-step heterogeneous filter system according to one embodiment of the present invention comprises: a front-end optical part comprising at least an optical lens disposed at the foremost for scanning and measuring a target; a first filter, which is a physical filter, for passing light of a predetermined target wavelength band among an incident light measured through the front-end optical part; an image sensor that analyzes a spectrum image of light that has passed through the first filter and converts thereof into data; and a second filter, which is a software filter, that removes a noise component comprising an error value and an abnormal peak value among the spectrum image.
Patent KR-102313104-B1 (KR)
Title: Discharging test system of battery
Inventor: SHIN HYUN SOO
IPC: G01R31/385
Filed: 2021-05-12
Granted: 2021-10-15
Abstract: The present invention relates to a battery test system. A battery test system according to an embodiment of the present invention includes a battery for testing performance through charging and discharging; a first buck boost part connected to the positive electrode of the battery; and a second buck boost unit connected to the negative electrode of the battery. The performance of charging and discharging the battery can be tested by a difference in voltage applied to the positive electrode and the negative electrode of the battery by the first buck boost unit and the second buck boost unit.
Patent KR-102580610-B1 (KR)
Title: 다환고리 화합물을 포함하는 유기전계발광소자
IPC: H10K99/00
Filed: 2021-05-14
Granted: 2023-09-20
Abstract: 본 발명은, 다환고리 화합물을 포함하는 유기전계발광소자에 관한 것으로, 보다 구체적으로, 제1 전극; 제2 전극; 및 상기 제1 전극 및 제2 전극 사이에 형성된 발광층을 포함하고, 상기 제1 전극과 상기 발광층 사이에, 정공주입층, 정공수송층 및 발광보조층이 순차적으로 적층되고, 상기 정공주입층, 상기 정공수송층 및 상기 발광보조층 중 적어도 하나 이상은, 화학식 1A로 표시되는 화합물을 포함하는 것인, 유기전계발광소자에 관한 것이다.  상기 화학식 1A로 표시되는 화합물은, 청구항 제1항에 정의된 바와 같다.
Patent KR-102597778-B1 (KR)
IPC: A61C8/00
Filed: 2021-05-25
Granted: 2023-11-03
Abstract: 임플란트 시술에서 컴포넌트 결합 시 각도를 보상해줄 수 있는 치과용 어버트먼트 시스템이 개시된다. 본 발명에 일실시예에 따른 치과용 어버트먼트 시스템은 치조골에 마운팅되는 픽스츄어; 상기 픽스츄어의 중앙 홀에 일부가 삽입된 상태에서 중앙에 형성된 체결 홀을 관통하여 베이스 스크류가 상기 픽스츄어에 나사 결합함으로써 고정되는 베이스 어버트먼트; 및 상기 베이스 어버트먼트의 상단에 하단부가 밀착 조립될 수 있도록 중앙의 체결 홀을 관통하여 상기 베이스 스크류의 상단 중앙에 삽입 및 나사 결합됨으로써 고정되는 포스트;를 포함하고, 상기 베이스 스크류의 상부 외측에는 외측 테이퍼부가 형성되고, 상기 포스트의 하부 내측면에는 상기 외측 테이퍼부에 대응하는 내측 테이퍼부가 형성되어 체결 시 적어도 일부가 면접촉하도록 이루어질 수 있다.
Patent KR-102525156-B1 (KR)
IPC: H04W24/02
Filed: 2021-05-26
Granted: 2023-04-24
Abstract: 차량에 탑재되어 WAVE 통신 품질 점검 시스템이 개시된다. 본 시스템은, WAVE 통신 안테나, WAVE 통신 안테나를 이용하여 하나 이상의 WAVE 기지국과 통신하며, 차량 정보 수집 장치로부터 소정의 차량 정보를 획득하는 WAVE 통신 단말, 통신 품질 제공 장치를 포함한다. 이에 따라, 통신 품질 점검이 신속하게 수행되고 C-ITS 서비스 품질이 측정됨으로써, 지능형 교통 시스템의 서비스가 안정적으로 운영될 수 있다.
Patent KR-102297416-B1 (KR)
Title: Deodorization device of multi-stage treatment method
Inventor: KIM JAE SUN
IPC: B01D47/12
Filed: 2021-05-31
Granted: 2021-09-01
Abstract: The present invention relates to a deodorization device of a multistage treatment method, in which supply of contaminated air is guided in the form of a vortex so that contact with a microbial culture solution and a drug is performed efficiently. According to the present invention, the deodorization device comprises: a polluted air supply pipe; a collecting unit spraying a microbial culture solution into contaminated air passing therethrough so that foreign substances adsorbed by a microbial reaction fall; a circulating water storage tank; a microbial processing unit; a first chemical processing unit; a second chemical processing unit; and a discharge port.
Patent KR-102597690-B1 (KR)
IPC: A61B6/00
Filed: 2021-06-14
Granted: 2023-11-02
Abstract: 본 발명은 피검체의 정렬위치가 서로 다른 제 1 및 제 2 엑스선 영상을 촬영하는 엑스선 영상촬영장치로서, 상기 피검체를 사이에 두고 대향하는 제너레이터와 디텍터를 포함하고, 상기 제너레이터와 디텍터를 그 사이의 회전축을 중심으로 회전시켜 상기 제 1 및 제 2 엑스선 영상을 각각 촬영하는 촬영부; 상기 피검체를 상기 제너레이터와 디텍터 사이로 배치하는 피검체 정렬부를 포함하고, 상기 피검체 정렬부는, 적어도 일부의 위치가 가변하여 상기 피검체를 상기 제 1 엑스선 영상의 촬영을 위한 제 1 정렬위치와 상기 제 2 엑스선 영상의 촬영을 위한 제 2 정렬위치로 각각 이동 정렬시키는 것을 특징으로 한다.
Patent KR-102306157-B1 (KR)
Title: Golf practice mats, shock absorption plate production systems applied to golf practice mats, and shock absorption plate manufacturing methods using their production systems.
Inventor: SIN SEONG DAE
IPC: B29C65/02
Filed: 2021-06-25
Granted: 2021-09-28
Abstract: The present invention relates to a golf practice mat including an artificial turf mat and a shock absorbing plate such that the artificial turf mat is seated on the shock absorbing plate. The golf practice mat comprises: a pile layer woven with pile yarn on backing fabric in a tufting machine; an artificial turf mat composed of a bubble layer formed by back-coating the backing fabric; a shock absorbing plate formed to allow the artificial turf mat to be seated thereon and configured to absorb a shock applied from an upper portion thereof; and Velcro configured to couple and separate the artificial turf mat and the shock absorbing plate. In addition, the present invention relates to a system for producing a shock absorbing plate of the golf practice mat. The system for producing a shock absorbing plate of the golf practice mat comprises: a supply unit configured to supply two layers of backing fabric and a plurality of air hoses; a heat-sealing unit configured to heat-seal the backing fabric and the air hose supplied from the supply unit; and a cutting unit which cuts the shock absorbing plate which has undergone the process performed in the heat-sealing unit to a predetermined size. In addition, the method for manufacturing a shock absorbing plate applied to the golf practice mat comprises: a supply step of supplying backing fabric and air hoses using the production system; a heat-sealing step of heat-sealing the supplied backing fabric and the air hoses; and a cutting step of cutting the finished shock absorbing plate to a predetermined size. Accordingly, in the present invention, the artificial turf mat and the shock absorbing plate are configured to be coupled individually, and thus can be easily attached and detached, and the golf practice mat has air hoses embedded therein, thereby exhibiting excellent shock absorbing property.
Patent KR-102382882-B1 (KR)
Inventor: KIM BANG YONG
IPC: G06Q50/10
Filed: 2021-07-19
Granted: 2022-04-08
Abstract: The present invention relates to an air sterilizer to provide a safe indoor space and an air quality monitoring system using the same. According to the present invention, the air sterilizer comprises: a blowing unit sucking outside air; a first sterilization unit performing primary sterilization by destroying bacterial proteins contained in the air sucked in by the blowing unit; a second sterilization unit performing secondary sterilization by destroying virus particles contained in the air primarily sterilized in the first sterilization unit; a control unit selectively controlling the blowing unit, the first sterilization unit, and the second sterilization unit according to specific conditions; and a display unit displaying external air quality by the control unit. The first sterilization unit includes an ultraviolet-C (UV-C) LED and the second sterilization unit include a bipolar ionizer.
Patent KR-102352574-B1 (KR)
Inventor: LI TUNG HO
IPC: A23D9/00
Filed: 2021-08-02
Granted: 2022-01-18
Abstract: The present invention relates to a method for manufacturing a Taiwanese black soybean sauce by minced meat, vegetable, and black soybean paste mixing. The method includes: a step of grinding pretreated pork for preparation; a step of slicing onion, green pumpkin, and cabbage to a size of 1 to 5 cm for preparation; a step of preparing a roasted black soybean paste by heating a lard mixture into a liquid and then mixing 60 to 90 parts by weight of black soybean paste with respect to 100 parts by weight of the lard mixture; a step of mixing and heating the ground pork and the heated and liquefied lard mixture and then performing stir-frying after mixing the prepared onion, green pumpkin, and cabbage; and a step of performing stir-frying after mixing the roasted black soybean paste, sugar, sodium glutamate, oyster sauce, and salt with the pork, onion, green onion, and cabbage mixture.
Patent KR-102409319-B1 (KR)
Title: 볼 스크류용 강구 자동 조립 장치
Inventor: KIM HA SIG
IPC: B23P19/04
Filed: 2021-08-26
Granted: 2022-06-15
Abstract: 본 개시의 일 실시예에 따른 볼 스크류용 강구 자동 조립 장치는, 베이스, 베이스에 의해 지지되고 제1 타입 강구를 수용하는 제1 수용부, 베이스에 의해 지지되고 제2 타입 강구를 수용하는 제2 수용부, 베이스에 의해 지지되고 제1 수용부로부터 제1 타입 강구를 전달받아 선택적으로 배출하도록 구성된 제1 공급부, 베이스에 의해 지지되고 제2 수용부로부터 제2 타입 강구를 전달받아 선택적으로 배출하도록 구성된 제2 공급부, 제1 공급부 및 제2 공급부로부터 제1 타입 강구 및 제2 타입 강구를 전달받아 이송하도록 구성된 가이드부, 및 제1 수용부, 제2 수용부, 제1 공급부 및 제2 공급부의 동작을 제어하도록 구성된 제어부를 포함한다.
Patent KR-102450381-B1 (KR)
Title: A play block
Inventor: SON JU HO
IPC: A63H33/10
Filed: 2021-09-13
Granted: 2022-09-30
Abstract: The present invention relates to a play block which can be assembled in various ways. According to the present invention, first and second blocks capable of multi-directional (six-sided) assembling are provided so that various three-dimensional shapes can be manufactured. Therefore, spatial perception ability can be raised, and number concept and geometric learning can be provided. The play block which can be assembled in the various ways of the present invention comprises: a first block (110) provided with intaglio and embossed assembly grooves (112) and assembly protrusions (113) on each surface of a six-sided main body (111); and a second block (120) provided with intaglio assembly grooves (122) on each side of the other six-sided main body (121). Therefore, multi-faceted assembly is possible through the first block and the second block.
Patent KR-102376343-B1 (KR)
Title: Iot device management system through pdm
Inventor: KIM BAEK SEUNG
IPC: G06F119/02
Filed: 2021-09-30
Granted: 2022-03-21
Abstract: The present invention relates to an IoT device management system through PDM, which comprises: a state detection unit which transmits a lifespan measurement signal to an IoT device to be managed, to input the characteristics of response data according thereto to an artificial neural network, so that output data thereof is used as a health index, to calculate a residual life expectancy value of the IoT device to be managed; and a calculation unit which calculates a replacement time of the IoT device to be managed, based on the life expectancy predicted by the state detection unit.