baber/WOPTO huggingface dataset:
Patent KR-20120133476-A (KR)
Title: Battery cover with dually sealed structure
IPC: H01M50/627
Filed: 2011-05-31
Abstract: PURPOSE: A cover for storage battery is provided to prevent the loss of electrolyte by increasing the slope of a storage battery and to reduce the amount of electrolyte discharged to outside by enlarging the accepting space of an electrolyte leaked from a cover. CONSTITUTION: A cover(1) for storage battery with a double-sealed structure comprises: a lower cover(10) having one or more cells with an inlet for making electrolyte flow in by being formed to be connected to a lower storage body; an upper cover(20) coupled to the upper side of the lower cover by an exhaust pipe for discharging electrolyte and gas to outside formed on both sides. The lower cover comprises an exhaust cell with an exhaust outlet which guides leaked electrolyte and gas to an exhaust hole which is formed in a more inside than the outermost cell(11) formed to be closer to the center of the lower cover the outermost cell.
Patent KR-20110079587-A (KR)
Title: Liquid vaporizing and inhaling apparatus comprising rolling preventing portion
Inventor: CHO YEO EON
IPC: A24F47/00
Filed: 2011-06-02
Abstract: PURPOSE: A liquid vaporizing and inhaling apparatus is provided to prevent damage to the liquid vaporizing and inhaling apparatus according to the falling thereof. CONSTITUTION: A liquid vaporizing and inhaling apparatus comprises a case and a rolling prevention unit. The case(111) is equipped with members capable of vaporizing liquid into gas. The rolling prevention unit prevents the rolling of the case. The cross section of the case is formed in a circular shape. The rolling prevention unit(118) includes a projection that is projected from the outside of the case.
Patent KR-20120134644-A (KR)
Title: Cover film for electronic paper
Inventor: PARK JUN WOO
IPC: C09D5/00
Filed: 2011-06-03
Abstract: PURPOSE: A cover film for electronic paper is provided to form a hardcoating layer on one side of a plastic base film and to improve anti-scratching effect and flexure resistance. CONSTITUTION: 3 parts by weight of photopolymerization initiator and 5 parts by weight of antifouling addition agent are added to 100 parts by weight of ionizing radiation curing resin mixture. The generated mixture is diluted by methyl isobutyl ketone and proplene glycal monoethyl ether. Hard coating solution is manufactured by mixing the mixture. The hard coating liquid is applied on one side of the polyester base film. The hardcoating layer is formed by hardening and drying the hard coating liquid.
Patent KR-20120136145-A (KR)
Title: Light for broadcast
Inventor: KIM DAE JOONG
IPC: F21V29/00
Filed: 2011-06-08
Abstract: PURPOSE: A lightning device for broadcasting is provided to cool light of a lightning unit by placing a first and a second electrodes generating ionic-wind on both sides of the lightning unit. CONSTITUTION: A lightning device for broadcasting(100) includes a lightning unit(110), a radiating unit(120), an ionic wind generating unit, and a power supply unit(140). The lightning unit includes plural light resources(113) and a lightning body(114). Heat generated in a light source is discharged to the outside through the lightning unit and the ionic wind generating unit. The ionic wind generating unit includes a first electrode(131) and a second electrode(132). The ionic wind generating unit transfers the heat of the light source to the outside. A side cover(150) prevents the exposure of the first and the second electrodes.
Patent KR-20120138101-A (KR)
Title: Quantum dot having core-multishell structure and manufacturing method of the same
Inventor: KIM JE
IPC: C09K11/02
Filed: 2011-06-14
Abstract: PURPOSE: A quantum dot of a multiple shell structure is provided to emit colors having a various spectrum wavelength with high luminous efficiency and to have a high quantum yield than an existing core-double shell structure. CONSTITUTION: A quantum dot of a multiple shell structure comprises: a core; a first shell having a larger band gap than the band gap of the core; a second shell having a larger band gap than the band gap of the first shell; a third shell having a larger band gap than the band gap of the second shell; a fourth band gap having a larger band gap than the band gap of the third band gap; a fifth band gap having a larger than the band gap of the fourth band gap. The shells are laminated in order and have the particle sizes of 2-20 nm.
Patent KR-20120071296-A (KR)
Title: Apparatus for cylindrical 3d image display and method thereof
Inventor: KIM DO HYUNG
IPC: H04N13/00
Filed: 2011-06-14
Abstract: PURPOSE: A three-dimensional image display device and a method thereof are provided to synchronize a point which is displayed on a cross section and to display a three-dimensional image. CONSTITUTION: Separate screens of a spiral shape are formed in a cylindrical type. The screens of a spiral shape display an image on a first side. A three-dimensional image controlling unit(150) controls transparency of separate screens based on a display order of a three-dimensional image.
Patent KR-20120138883-A (KR)
Inventor: STEVE HAN
IPC: G06F3/041
Filed: 2011-06-16
Abstract: 비아 홀을 포함하는 터치센서 모듈이 제공된다.  
	본 발명의 일 실시예에 따른 비아 홀을 포함하는 터치센서 모듈은 비아 홀이 형성된 절연 필름; 상기 절연 필름의 상하면에 각각 형성되어 패턴된 X축, Y축 인듐-주석 산화물(ITO) 패턴; 상기 X축, Y출 인듐-주석 산화물(ITO) 패턴으로부터 이어지는 X축, Y축 전극선; 및 상기 X축, Y축 전극선과 접합된 인쇄회로기판을 포함하며, 여기에서 상기 X축 또는 Y축 전극선 중 어느 하나는 상기 절연 필름의 비아 홀을 통하여 상기 인쇄회로기판에 접합되며, 본 발명에 따른 터치센서모듈은 PET와 같은 절연 필름의 일 측면에 복수 개의 이격된 비아 홀을 형성시켜, X축과 Y축 ITO 패턴으로부터 이어지는 X축, Y축 전극선을 기판의 측면만을 달리하여 동일 형태로 구성할 수 있다. 따라서, 두 종류의 전극선을 인쇄회로기판의 단일면에 접착시켜, 아래 방향에서의 전극선을 인쇄회로기판의 전극선과 일치시킬 수 있으며, 그 결과, 실제 전극선 유도를 위한 절연필름 영역의 크기가 줄게 되어, 터치센서의 유효 검출 면적을 증가시킬 수 있다.
Patent KR-20120140472-A (KR)
Title: Composite rotor for high-speed rotation and manufacturing method of the same
Inventor: HA SUNG KYU
IPC: B04B1/06
Filed: 2011-06-21
Abstract: PURPOSE: A composite rotor for high speed rotation and a manufacturing method of the same are provided to prevent a composite from vibrating to the longitudinal direction and to prevent the composite from tearing to the radial direction. CONSTITUTION: Composite rotors(120, 220) for high speed rotation in the shape of hollow respectively include first layers(W1) and second layers(W2). The first layers are made of composites wound at a first winding angle in order to enhance the longitudinal rigidity of the rotors. The second layers are made of composites wound at a second winding angle in order to enhance the radial intensity of the rotors. The first layers and the second layers are multiply stacked. The first winding angle is smaller than the second winding angle.
Patent KR-20110092246-A (KR)
Title: Method for providing mobile internet service
Inventor: YOON BYUNG WAN
IPC: H04B15/00
Filed: 2011-06-27
Abstract: PURPOSE: A method for providing a mobile internet service is provided to reduce the power consumption of an indoor base station. CONSTITUTION: An indoor base station compares the signal strength of a plurality other indoor base stations and its own signal(S401). The indoor base station is set as an active mode or a first power saving mode by the signal strength comparison result(S403). The indoor base station transmits the signal according to the active or the first power saving mode to the preset area(S405).
Patent KR-20130007839-A (KR)
Title: Data backup method, device and system based risk sensing and recording medium for the same
Inventor: KIM JAE JEUNG
IPC: G06F12/16
Filed: 2011-07-11
Abstract: PURPOSE: A data backup method, device, and system based on a risk detection, and a recording medium for the same are provided to improve data stability by judging a risk based on the amount and direction of the detected acceleration, and instantly backing up the running data. CONSTITUTION: A risk detection part(110) is equipped with a sensor and generates a sensing value. A risk judging part(120) judges a risk by comparing the sensing value with a reference value, and outputs a judgment value according to a judgment result. A data storage part(140) stores data. A control part(130) selects backup data to be backed up in response to the judgment value, and stores the selected data in the data storage part. The risk detection part detects acceleration through an acceleration sensor, and generates the sensing value. [Reference numerals] (110) Risk detection part; (120) Risk judging part; (130) Control part; (140) Data storage part
Patent KR-20110089245-A (KR)
Title: 아이스크림 케익빵
Inventor: LEE SU YEON
IPC: A21D13/08
Filed: 2011-07-13
Abstract: 아이스크림+케익빵+생크림의 혼합으로 케익빵에 생크림과 아이스크림을 넣어 즉석 제조로도 만들 수 있는 음식이고 케익과 같은 음식에 아이스크림의 층을 가미하여 먹을수 있는 식품
Patent KR-20130011106-A (KR)
Title: 현수선과 전선이 일체로 된 현수 조명등
Inventor: KIM SANG DO
IPC: F21V21/008
Filed: 2011-07-20
Abstract: 본 발명은 현수 조명등의 전선과 통전되도록 됨과 동시에 조명등을 매달 수 있도록 된 테프론 재질의 현수선을 구비한 현수선과 전선이 일체로 된 현수 조명등에 관한 것으로서, 천정에 부착되는 디귿자형의 천정 브라켓(10)과; 상기 천정 브라켓(10)의 양단에서 하부로 돌설된 나사봉(11)과; 상기 나사봉(11)을 통해 하부에서 삽입되어 각각 너트부재(12)로 고정되고, 측면에서 보았을 때 반원형 단면을 가지며, 하부 상면에 구동회로모듈(21)이 장착된 커버부재(20); 및 상기 커버부재(20)의 내부에서 양측 하부로 인출되어 그 하단에 엘이디 조명등체(30)가 연결 고정되고, 상기 구동회로모듈(21)로부터 인출된 (+)전극 및 (-)전극 전선(21a, 21b)과 각각 컨넥터(21c)로 연결되어 통전되도록 됨과 동시에 상기 엘이디 조명등체(30)를 매달 수 있도록 된 현수선(40)을 포함하는 것을 특징으로 한다.
Patent KR-20130013671-A (KR)
Title: 사료급이통 리미트스위치
Inventor: AN KWANG DUCK
IPC: A01K5/01
Filed: 2011-07-28
Abstract: 본 발명은 사료급이통의 상부에 장착되어서 사료의 공급량을 제어하는 사료급이통 리미트스위치에 관한 것으로, 공급되는 사료의 누르는 힘에 의해 작동되되 상기 사료급이통에 소정량의 사료가 채워지면 공급이 제어되도록 작동하며, 전방에 볼트가 장착된 리미트센서와; 상기 볼트에 채워진 너트에 의해 상기 리미트센서에 고정되어 일체형으로 이루어져서 사료를 통해 눌러지도록 형성되되 사료가 공급되지 않아 누름작동이 일어나지않을 경우에는 원위치로 복귀하도록 형성되며, 플라스틱 사출물로 이루어진 누름판;으로 구성되며, 누름판이 자유자재로 움직일 수 있게 함으로써 그리고 사료의 낙하 압력을 충분히 받아 작동되게 함으로써 사료의 공급을 제어하는 리미트스위치가 오작동 없이 제대로 작동될 수 있게 하고, 누름판의 작동을 위한 공간부에 먼지 등이 쌓이지 않게 함으로써 누름판의 원활한 작동을 통한 리미트스위치의 정상적인 작동을 유도하며, 습기가 많은 날에도 전혀 방해받지 않고 작동될 수 있게 하는 효과를 제공한다.
Patent KR-20140138368-A (KR)
Inventor: LEE SANG YONG
IPC: B63G8/38
Filed: 2011-07-29
Abstract: The present invention relates to a rotary control and a display apparatus to operate a non-penetration type electro-optic mast. The present invention is to provide the rotary control and display apparatus to operate a non-penetration type electro-optic mast capable of increasing directional cognitive skills of a target and a label by grasping external conditions, and simultaneously allowing several crew members to accurately ensure the external conditions by a secondary display apparatus; thereby enhancing survivability and conflict ability. According to an embodiment of the present invention, the rotary control and display apparatus to operate a non-penetration type electro-optic mast comprises: an electronic optical sensor head (10), a non-through type electron optics mast (20), a signal cable (30), a movable mode rotary control and display apparatus (40), a signal processing unit (110), and the secondary display apparatus (100).
Patent KR-20130014725-A (KR)
Title: Active hood device for vehicle
Inventor: HWANG IN
IPC: B62D25/10
Filed: 2011-08-01
Abstract: PURPOSE: An active hood device of a car is provided to absorb an impact of pedestrian and to reduce an injury value of pedestrian. CONSTITUTION: An active hood device of a car comprises a main frame, a hood latch assembly, and a hood lifting device(30). The main frame is fixed to the car body. The hood latch assembly is mounted at the other side of the main frame and is mounted to lift by the hood lifting device. The hood lifting device is mounted between the other side of the main frame and the hood latch assembly for lifting the hood latch assembly by a controller. [Reference numerals] (40) Collision sensor; (42) Controller
Patent KR-20130015578-A (KR)
Title: Painting system and opening/closing hand of door opening/closing robot
Inventor: KOYANAGI KENICHI
IPC: B05B12/00
Filed: 2011-08-04
Abstract: PURPOSE: A painting system is provided to paint the inner side of the door without a driving device. CONSTITUTION: A painting system(100) comprises a vehicle body transfer device(10), a robot(20) for painting, and a robe for opening and closing a door(30). The robot for painting is fixed at a first height. The robot for painting paints the inside of the door(121). The robot for opening and closing a door is fixed at a second height. The robot for opening and closing a door opens and closes the door of a vehicle.
Patent KR-20130019879-A (KR)
Title: Led lamp
Inventor: CHUN KYO SEOK
IPC: F21S2/00
Filed: 2011-08-18
Abstract: PURPOSE: An LED lamp is provided to reduce manufacturing time by using a light emitting diode bar which is inserted between a light guide plate and a diffusing plate. CONSTITUTION: A lower frame(128) has a flat shape. A light guide plate(116) is arranged in the upper part of the lower frame. The light guide plate guides light. At least one light emitting diode bar is arranged to the side of the light guide plate. A diffusing plate(118) is arranged in the upper part of the light guide plate and diffuses the light.
Patent KR-20130021656-A (KR)
Title: Solid-state imaging apparatus and method for producing the same
Inventor: KI AN DO
IPC: H04N5/335
Filed: 2011-08-23
Abstract: PURPOSE: A solid image pickup device and a manufacturing method thereof are provided to suppress charges induced by the voltage change of an adjacent pixel pair by forming a protection line between the pixel pairs. CONSTITUTION: A pixel pair(100) includes two pixels(100a,100b) which are closely arranged in a column direction. The pixel pair is separated from an adjacent pixel pair(150) by a protection line metal wire(118). The pixel includes a photodiode(102) and a transmission gate(104). The pixel shares a floating diffusion region(106), a reset gate(108), and a driving gate(110). A transistor selects the pixel pair and outputs a signal voltage through an output wire(116).
Patent KR-20120106525-A (KR)
Title: Semiconductor device and manufacturing method thereof
Inventor: ISHIDUKI MEGUMI
IPC: H01L21/8247
Filed: 2011-08-29
Abstract: PURPOSE: A semiconductor device and a manufacturing method thereof are provided to quicken an elimination operation by rapidly boosting channel dislocation of a memory cell using GIDL(Gate Induced Drain Leakage) current. CONSTITUTION: A semiconductor device comprises a substrate, a first lamination body, a first channel body(20), a second lamination body, a gate insulating layer, and a second channel body(51). A stepped pulley part is formed between the side of a selection gate and a second insulating layer. The thickness of the second channel body of a portion coating the stepped pulley part is thicker than the thickness of the second channel body of a portion formed on the second insulating layer. The second channel body is installed inside the gate insulating layer and is connected to the first channel body.
Patent KR-20130024017-A (KR)
Title: Method for providing event information in wireless communication terminal and wireless communication terminal therefor
Inventor: YANG JEONG YEOP
IPC: G06T17/00
Filed: 2011-08-30
Abstract: PURPOSE: An event information providing method in a mobile communication terminal and a mobile communication terminal therefor are provided to notify a user about event information by using an AR(Augmented Reality) method. CONSTITUTION: A communication unit(309) receives event information from an event server. A tense analysis unit(313) determines the tense of the event information. An event alarm unit(315) generates past type event alarm information, present progressive type event alarm information, and a future type event alarm information. The event alarm unit displays the generated event alarm information and images captured by an image acquisition unit by composing the event alarm information and the images in an AR method. [Reference numerals] (301) Display unit; (303) Image acquisition unit; (305) Position measuring unit; (309) Communication unit; (311) Event request unit; (313) Tense analysis unit; (315) Event alarm unit
Patent KR-20130024087-A (KR)
Inventor: Ryu byung soo
IPC: H01L33/36
Filed: 2011-08-30
Abstract: PURPOSE: A light emitting module is provided to individually emit each light emitting region and to reduce power consumption. CONSTITUTION: A light emitting structure(130) is arranged on a substrate. The light emitting structure includes a first semiconductor layer(132), a second semiconductor layer(134), and an active layer(136). The light emitting structure includes light emitting regions. Electrodes(121-124) are formed between the substrate and the light emitting regions. A common electrode(128) is formed on the light emitting regions.
Patent KR-20130024407-A (KR)
Title: Method of heli deck
Inventor: PARK SUN RAE
IPC: B63B9/00
Filed: 2011-08-31
Abstract: PURPOSE: A method for manufacturing a helideck is provided to reduce assembly time and the work procedures of an assembly factory by manufacturing the helideck on the ground. CONSTITUTION: A method for manufacturing a helideck is as follows, a step for marking a working place where multiple first support members are assembled on the ground to make a first support(S110); a step for assembling the first support members(S120); a step for marking a working place where multiple second support members are assembled on the ground to make a second support(S150); and a step for assembling the second support members(S160). [Reference numerals] (S110) Marking the ground of a working place to assembly a plurality of first support members on the ground to make a first support; (S120) Assembling the first support members; (S121) Arranging the first support members around the ground marking; (S123) Welding the first support members; (S125) Connecting the first support to a hull; (S130) Connecting a horizontal bar to the first support; (S140) Connecting the hull connected with the first support and the horizontal bar to a cabin; (S150) Marking the ground of the working place to assembly a plurality of second support members on the ground to make a second support; (S160) Assembling the second support members; (S161) Arranging the first support members around the ground marking; (S163) Welding the second support members; (S165) Connecting the second support to the hull
Patent KR-20130024561-A (KR)
Title: Apparatus for preventing bird's landing
Inventor: JOO GYOUNG SOO
IPC: A01M29/32
Filed: 2011-08-31
Abstract: PURPOSE: A birds landing prevention device is provided to prevent damage of an electric transmission tower due to the refuse of birds by hindering birds from landing on the periphery of the arm of the electric transmission tower under a windless condition as well as a windy weather. CONSTITUTION: A birds landing prevention device includes a wire(210) composed of an elastic material and combining a weight with one end, a wire fixing unit(230) combined with the other end of the wire to fix the wire, support stands(241,242) combined with the lower side of the wire fixing unit and a connection unit combined with the lower end of the support stand and fixed on an installation position. A pin for preventing birds landing is on the surface of the weight combined to one end of the wire. The pin for preventing birds landing is on the surface of the wire. [Reference numerals] (AA,BB) Pin; (CC) Fixing member; (DD) Nut
Patent KR-20130025473-A (KR)
Title: 약포 자동 보관 취출 시스템
Inventor: KIM JOON HO
IPC: B65G1/137
Filed: 2011-09-02
Abstract: 본 발명은, 의약품의 자동 입고, 분류, 보관, 처방전에 따른 인출, 포장 및 재고관리에 이르는 약국에서의 제반 과정이 자동으로 수행될 수 있는 약포 자동 보관 취출 시스템에 관한 것이다. 
본 발명에 따르면, 약국에서의 제반 과정이 자동으로 수행될 수 있도록 하는 약포 자동 보관 취출 시스템으로서, 상면에 복수의 셀이 형성되는 약포 보관용 트레이; 복수의 상기 약포 보관용 트레이를 일방향으로 수납할 수 있게 적층하는 제1 수납 틀; 약품에 대한 정보를 인식한 후 약포의 입고가 이루어지는 약포 입고 모듈;  상기 약포 입고 모듈에서 인식된 정보에 따라 기 설정된 약포 보관용 트레이의 셀로 약포를 보관하는 약포 보관 모듈; 상기 약포 보관용 트레이에서 원하는 약품을 찾아 약포를 출고하는 약포 출고 모듈; 상기 약포 출고 모듈에 따라 출고되는 약포를 담아 외부로 반출하는 반출 바스켓; 및 상기 약포 보관 모듈과 상기 약포 출고 모듈에 따라 상기 약포 보관용 트레이를 수납하고, 약포를 이동시키는 이동장치를 포함하는 것을 특징으로 한다.
Patent KR-20130026903-A (KR)
Inventor: KIM JIN PIL
IPC: G09G3/20
Filed: 2011-09-06
Abstract: 본 발명의 표시 장치는, 복수의 게이트 라인들과 복수의 데이터 라인들이 교차하는 영역에 각각 배치된 화소들의 어레이와, 상기 게이트 라인들을 구동하는 게이트 드라이버와, 상기 복수의 데이터 라인들을 구동하는 데이터 드라이버와, 상기 게이트 드라이버와 상기 데이터 드라이버를 제어하며, 제1 영상 신호를 입력받고, 제2 영상 신호를 상기 데이터 드라이버로 출력하는 타이밍 컨트롤러를 포함한다. 상기 타이밍 컨트롤러는, 상기 제1 영상 신호에 대응하는 부스팅 신호 및 상기 제1 영상 신호를 순차적으로 상기 제2 영상 신호로서 출력한다.
Patent KR-20120028279-A (KR)
Title: Heating element and method for manufacturing the same
Inventor: KIM KI HWAN
IPC: H05B3/84
Filed: 2011-09-14
Abstract: PURPOSE: A heating element and a manufacturing method thereof are provided to divide heating area into a high heating area and a low heating area by changing a length of a heating wire and a space between divided areas. CONSTITUTION: A heating element includes a transparent member, a bus bar, a power source, a heating pattern line, and a non-heating pattern line. The power source is connected to the bus bar. The heating pattern line is electrically connected to the bus bar. The non-heating line is not electrically connected to the bus bar. The transparent member is comprised of a plastic film, a plastic substrate or a glass substrate. The heating pattern line is arranged to uniformly generate heat. The overall pattern including the heating pattern line and the non-heating pattern line is uniformly distributed.
Patent KR-20130030386-A (KR)
Title: Dimnming control available light emitting diode driver and dimming methood thereof
Inventor: KIM BON KEE
IPC: H05B37/02
Filed: 2011-09-19
Abstract: PURPOSE: A light-emitting device driving device and a dimming control method thereof are provided to reduce flickering by constantly maintaining a dimming signal. CONSTITUTION: A transformer converts first current into second current and supplies to a load unit. A first sampler(311) samples a peak value of the first current. An integrator(312) outputs a signal proportional to the average value of current flowing through the load unit. A level detector(316) transmits a reset signal to the integrator. The level detector transmits a judge signal to the compensator. [Reference numerals] (301) Rectifying unit; (313) Second sampler; (314) Switching control unit; (316) Level detector; (319) Compensator
Patent KR-20130032521-A (KR)
Title: Ground anchor with capsules for fixing
Inventor: NA JAE SUL
IPC: E02D3/12
Filed: 2011-09-23
Abstract: PURPOSE: A capsule filling type fixing ground anchor is provided to easily perform fixing work and construction and to be fixed to the ground in high intensity by performing excellent hardening performance. CONSTITUTION: A capsule filling type fixing ground anchor comprises a fixing unit(100), an embedment unit(200), a tensile unit(300), and a head unit(400). The fixing unit comprises an accommodation pipe(110) and a rotation screw(120). The accommodation pipe is filled with an A capsule(111) in which liquid resin is included and a B capsule(112) in which a hardening agent is included. A head unit of the rotation screw is connected to a strand, and a screw unit is exposed to the outside of the embedment unit. A crush protrusion is formed on the outer circumference of the screw unit and crushes the outer layers of the A capsule and B capsule in order to mix the A and B capsules.
Patent KR-20130033114-A (KR)
Title: Laser processing method
Inventor: OH CHANG HO
IPC: B23K26/60
Filed: 2011-09-26
Abstract: PURPOSE: A laser processing method is provided to form reforming regions by focusing laser beams inside a substrate along a cutting intended line in a curved shape formed in the boundary of the substrate, and to prevent changes in optical properties possible to be generated in an edge portion of the substrate. CONSTITUTION: A laser processing method comprises the following steps: a step of forming a plurality of first reforming regions between a first surface(110b) of a substrate(110) and the inside of the substrate, by focusing first laser beams along a cutting intended line in a curved shape which is formed in the boundary of the substrate; and a step of separating an edge portion(110e) of the substrate by cracks generated by the first reforming regions.