baber/WOPTO huggingface dataset:
Patent JP-2014106167-A (JP)
Title: Laser projection method and laser projection device
Inventor: NAKANO HIROYUKI
IPC: G01B11/245
Filed: 2012-11-29
Abstract: PROBLEM TO BE SOLVED: To provide a method and a device that not only project design information on a workpiece, using a laser beam, but also easily perform a comparative judgement of the design information with a machining result on the workpiece.SOLUTION: The present invention comprises: a first step of irradiating a workpiece serving as a measurement object with a laser beam from a laser projection part, and controlling a plurality of mirror angles; a second step of photographing the workpiece by a three-dimensional camera, extracting a contour of the workpiece and calculating a three-dimensional coordinate; a third step of comparing the three-dimensional coordinate of the workpiece contour calculated in the second step with the mirror angle and calculating a position relation between the laser projection part and the workpiece; and a fourth step of performing coordinate transformation of CAD data information on the basis of the position relation between the laser projection part and the workpiece calculated in the third step, and drawing CAD data onto the workpiece from the laser projection part.
Patent JP-2014109826-A (JP)
Title: Data management mechanism in emergency for wide-area distributed medical information network
Inventor: YAMAMOTO MANABU
IPC: G16H10/60
Filed: 2012-11-30
Abstract: PROBLEM TO BE SOLVED: To realize a medical information network which can safely and surely provide medical information in an emergency on a communication network.SOLUTION: A method for providing medical information includes the steps in which: a second computer holding decryption information receives encrypted medical information of which decryption is requested by a first computer; the second computer determines whether the second computer itself holds decryption information for decrypting the encrypted medical information; the second computer inquires a third computer that performs authentication and registration of encryption information related to the first computer whether the first computer is authenticated; and when the first computer is authenticated, the second computer acquires the encryption information related to the first computer from the third computer, decrypts the encrypted medical information by using the decryption information, encrypts the decrypted medical information by using the acquired encryption information, and transmits the decrypted medical information that is newly encrypted to a transmission source having transmitted the medical information.
Patent JP-2014108062-A (JP)
Title: Wheat powder composition
Inventor: MATSUNAGA SATOSHI
IPC: A23L7/10
Filed: 2012-11-30
Abstract: PROBLEM TO BE SOLVED: To provide a wheat powder composition for confectionery capable of providing soft confectionery good in clear cut mouth sensation without spoiling flavor which wheat has when used for manufacturing confectionery.SOLUTION: The problem is solved by substituting 25 to 100% of wheat powder with a processed wheat powder by irradiating a micro wave of 250 W sec./g to 700 w sec./g in a wheat powder composition for confectionery.
Patent JP-2014109749-A (JP)
Title: Powder container, developing unit, process unit, and image forming apparatus
Inventor: TSURITANI SHO
IPC: G03G15/08
Filed: 2012-12-04
Abstract: PROBLEM TO BE SOLVED: To provide a powder container capable of preventing powder from leaking from between a shutter and a container body.SOLUTION: A powder container includes a container body 31 storing powder for image formation, an exhaust port 32 provided on the container body 31 for exhausting the powder, and a shutter 33 for opening and closing the exhaust port 32. The powder container further has a seal member 37 disposed between the shutter 33 and the container body 31 while the shutter 33 is switched to an opening position, and a downstream end part 37a of the seal member 37 disposed on the downstream side of a downstream end part 33a of the shutter 33 in an opening direction B of the shutter 33.
Patent JP-2013067385-A (JP)
Title: Thermoplastic coated, heat-sealed airbag
Inventor: SESCOURKA EDWARD
IPC: B60R21/235
Filed: 2012-12-04
Abstract: PROBLEM TO BE SOLVED: To reduce the production time in making an airbag and costs of producing the airbag.SOLUTION: The airbag includes at least a pair of fabric layers 110a, 110b and a covering composition 120 configured to bond respective fabric layers so that the fabric layers are sealed each other to form an inflatable chamber. The covering composition is configured to seal the airbag when being heated such that no stitched seam is used to seal the airbag. A primer 115 may be applied between a fabric layer surface and the covering composition 120 to aid in adhesion of the covering composition to the fabric layer.
Patent JP-2013093328-A (JP)
Title: Photovoltaic cells utilizing mesh electrodes
Inventor: GAUDIANA RUSSELL
IPC: H01L31/04
Filed: 2012-12-05
Abstract: PROBLEM TO BE SOLVED: To provide various embodiments of photovoltaic cells utilizing mesh electrodes on at least one exposure side of the photovoltaic cells.SOLUTION: A photovoltaic cell comprises: a photosensitized nanomatrix layer and a charge carrier medium which are disposed between two electrodes. At least one exposure side electrode is made of an opaque material in a form of a mesh. The photovoltaic cell also includes a catalytic medium disposed adjacently to at least one of the electrodes to facilitate charge transfer and/or current flow between the electrode and the charge carrier medium.
Patent JP-2014115427-A (JP)
Title: Extraction method, extraction device and extraction program
Inventor: IWAYAMA YUTAKA
IPC: G09B19/00
Filed: 2012-12-07
Abstract: PROBLEM TO BE SOLVED: To provide an extraction method, an extraction device and an extraction program capable of supporting an effective learning guidance for improving grades.SOLUTION: An evaluation unit 54 evaluates a predetermined action of a predetermined user based on information showing correlation between each action of the user in a lecture and his/her grade, information showing feasibility of each action during the residual period of the lecture and information showing execution history of each action of each user. An extraction unit 55 extracts a predetermined action of the predetermined user based on the result of the evaluation by the evaluation unit 54.
Patent JP-2014130059-A (JP)
Title: Contact type three-dimensional shape measuring apparatus and probe control method
Inventor: KATADA HIROKI
IPC: G01B5/00
Filed: 2012-12-28
Abstract: PROBLEM TO BE SOLVED: To provide a contact type three-dimensional shape measuring apparatus and a probe control method capable of minimizing adverse effects on measurement accuracy of a measuring instrument by reducing deviation amplitude without generating a pressing pressure deviation of probe control.SOLUTION: The contact type three-dimensional measuring apparatus includes: a probe control part for controlling pressing pressure of a contact type probe to an object to be measured; a guide for driving a stage for moving the contact type probe in a pressing direction according to control of the control part; a displacement meter for detecting a position of the stage; a frequency characteristic measuring instrument for previously obtaining mechanical resonance frequency characteristics; a filter device for suppressing control vibration due to a mechanical resonance frequency; means for obtaining inclination information of the object to be measured; means for obtaining a filter parameter corresponding to an inclination from the inclination information of the object to be measured and the mechanical resonance frequency characteristics; and means for setting the filter parameter in the filter device.
Patent JP-2014128219-A (JP)
Title: Sperm preservation solution, sperm preservation method and method for artificial insemination
Inventor: SHIMADA MASAYUKI
IPC: C12N1/04
Filed: 2012-12-28
Abstract: PROBLEM TO BE SOLVED: To provide a sperm preservation solution, a sperm preservation method and a method for artificial insemination capable of maintaining mobility and fertility of pig sperm even after preservation of the sperm in a solution state for a long term.SOLUTION: A sperm preservation solution for preserving pig sperm comprises a saccharide which is not a substrate in anaerobic glycolysis. Thereby, oxygen respiration of pig sperm is enhanced and ATP synthesis is sustained, resulting in that mobility and fertility of pig sperm is maintained after preservation of the pig sperm for a long term.
Patent JP-2014129482-A (JP)
Title: Aqueous dispersion for in-mold transfer foil, in-mold transfer foil and molded article
Inventor: YOSHINO TAKEMASA
IPC: C08L23/10
Filed: 2012-12-28
Abstract: PROBLEM TO BE SOLVED: To provide an aqueous dispersion stably containing fine polyolefin resin fine particles in an aqueous solvent without using large amount of a non-volatile aqueous assistant such as surfactants and suitable for forming an in-mold transfer foil, to provide the in-mold transfer foil formed by using the aqueous dispersion, and further to provide a molded article obtained by molding various raw materials by using the in-mold transfer foil.SOLUTION: There is provided an aqueous dispersion for an in-mold transfer foil containing a polyolefin resin containing a propylene component (A) and an olefin component other than the propylene component (B) with a mass ratio (A/B) in a range of 60/40 to 95/5 and 0.5 to 15 pts.mass of a non-saturated carboxylic acid unit based on 100 pts.mass of total olefin component (A+B), and an aqueous solvent, and having a weight average particle diameter of the polyolefin resin in the aqueous dispersion of 0.15 μm or less.
Patent JP-2014128451-A (JP)
Title: Hemocatharsis system
Inventor: ANAI HIROBUMI
IPC: B01D69/02
Filed: 2012-12-28
Abstract: PROBLEM TO BE SOLVED: To provide a hemocatharsis system which can comprehensively remove various mediators including HMGB1 from the blood of a living body affected with systemic inflammatory response syndrome.SOLUTION: A hemocatharsis system 1 removes inflammatory mediators in blood. The hemocatharsis system 1 includes: a hemocatharsis apparatus 10 which includes membranes with an albumin sieving coefficient of from 0.1 to 0.8 and a fibrinogen sieving coefficient of 0.1 or less as main components, and which has a structure capable of removing inflammatory mediators from blood supplied thereto; supply means 20 for supplying blood containing the inflammatory mediators to the hemocatharsis apparatus 10; sending means 30 for sending the blood from which the inflammatory mediators were removed through the membranes of the blood which was supplied to the hemocatharsis apparatus 10 to the outside of the hemocatharsis apparatus 10; and discharging means 40 for discharging the liquid containing the inflammatory mediators which were removed through the membranes to the outside of the hemocatharsis apparatus 10.
Patent JP-2014129630-A (JP)
Title: Method for manufacturing opened fiber bundle, method for manufacturing cleaning member, fiber-opening apparatus for fiber bundle, and manufacturing system for cleaning member
Inventor: YAMASHITA YUJI
IPC: D04H1/4374
Filed: 2012-12-29
Abstract: PROBLEM TO BE SOLVED: To provide a method for thinly and uniformly manufacturing opened belt-like fiber bundles.SOLUTION: There is provided a method for continuously manufacturing opened fiber bundles while conveying them, which includes the steps of: (a) applying tension to a fiber bundle; (a) opening the fiber bundle by loosening the fiber bundle to which tension has been applied to form a belt-like fiber bundle; and (a) blowing air from an air outlet extending in the width direction of an air supplier to a direction crossing the conveyance direction of the belt-like fiber bundle to further open the belt-like fiber bundle and increase the width in a width direction. In the air outlet, a part of the air outlet outside in the width direction is arranged at the downstream in the conveyance direction than a part of the air outlet inside in the width direction.
Patent JP-2012521137-A (JP)
Title: 無線リソース割当方法
IPC: H04W84/12
Filed: 2009-09-23
Abstract: 【課題】無線リソース割当方法を提供する。 【解決手段】前記方法は、ダウンリンク送信のためのＳＤＭＡ（Ｓｐａｃｅ  Ｄｉｖｉｓｉｏｎ  Ｍｕｌｔｉｐｌｅ  Ａｃｃｅｓｓ）情報を受信する段階、前記ＳＤＭＡ情報によってダウンリンク送信されるデータストリームに相応するチャネルに対するチャネル推定結果を送信する段階、及び前記チャネル推定結果によって各チャネルを介して前記データストリームを受信する段階を含む。ステイションの無線リソース要請状況を総合的に考慮することができる。 【選択図】図７
Patent JP-2012521161-A (JP)
Title: 高データレート送信のためのレイヤ２セグメント化技法
IPC: H04J99/00
Filed: 2010-03-15
Abstract: 高データレートを処理しながら処理能力の低減を可能にする、ワイヤレス通信のための方法、装置、およびコンピュータプログラム製品が提供される。装置は、MAC PDUをサービスするように構成された処理システムを含む。ここで、MAC PDUは、MACヘッダと少なくとも1つのMAC SDUとを含む。MACヘッダは、6ビットよりも大きい長さを有する送信シーケンス番号(TSN)を含む。さらに、処理システムは、MACヘッダを読み取り、1つまたは複数のトランスポートチャネルを介して1つまたは複数のトランスポートブロックを利用してMACとPHYとの間でMACヘッダに従ってMAC PDUをトランスポートするように構成される。
Patent JP-2012523015-A (JP)
Title: 半導体発光素子を含むバックライト
IPC: F21S2/00
Filed: 2010-03-11
Abstract: 半導体発光ダイオード６４のような光源６０が、ディスプレイにおける導波部として機能し得る透明部材５０における第１の開口５４に配置される。該透明部材は、該光源を囲む。該透明部材における第２の開口７０には、光源は配置されない。幾つかの実施例においては、該第１の開口は、光を該透明部材へと向けるような形状とされる。幾つかの実施例においては、該光源の上に反射器６６が配置される。該反射器は、平坦部分と成形部分６８とを含む。該成形部分は、該平坦部分から該光源に向かって延在する。
Patent JP-2012526856-A (JP)
Title: テルミサルタンを含む経口懸濁液
IPC: A61K47/26
Filed: 2010-05-19
Abstract: 本発明は、活性物質テルミサルタンの医薬溶液、好ましくは経口医薬溶液に関する。この溶液は10より高いpHを有し、かつ風味及び有効期間を改善するために添加される1種以上の糖アルコールをさらに含み、ここで、糖アルコール又は医薬溶液は最大1000ppmの還元糖を含む。 【選択図】なし
Patent JP-2013500032-A (JP)
Title: 発酵による生化学物質生産のための変異型メチルグリオキサールシンターゼ（ｍｇｓ）
IPC: C12P7/26
Filed: 2010-07-30
Abstract: 本発明は、乳酸、アセトール、および１，２−プロパンジオールから選択される生化学物質の生産方法であって、乳酸、アセトール、および１，２−プロパンジオールから選択される生化学物質の改良された生産のために改変された微生物を適当な培養培地で培養すること、および所望の生化学物質を回収することを含み、この生化学物質はさらに精製してもよく、該微生物がオルトホスフェートによりその活性が阻害されないメチルグリオキサールシンターゼ（ＭＧＳ）酵素を発現することを特徴とする方法に関する。   本発明は、親酵素のタンパク質配列中の同じ位置で別のアミノ酸残基により置換された少なくとも１つのアミノ酸残を含み、変異型酵素が親酵素のメチルグリオキサールシンターゼ活性の５０％を超える活性を保持し、かつ、変異型ＭＧＳのメチルグリオキサールシンターゼ活性が親酵素と比較してオルトホスフェートにより阻害されない、変異型メチルグリオキサールシンターゼ（ＭＧＳ）に関する。
Patent JP-2013507155-A (JP)
Title: 栄養製品を調製する為に小分けされたシステム
IPC: A47J31/34
Filed: 2010-10-07
Abstract: 液体供給装置（２，４１）と、栄養成分を含む容器（４，３８）とを備える栄養液体製品を調製する為の小分けされたシステムにおいて、前記容器は、開口部（８）を有し、前記システムは、前記容器（４，３８）内に一定量の液体を供給することにより前記栄養液体製品を提供する液体注入用インタフェース（９，３７）を更に備え、前記液体注入用インタフェース（９，３７）は、液体用入口（１１，４３）と、前記容器から前記栄養液体製品を取り出す為の製品用出口（１６，４８）とを備え、上記液体注入用インタフェースは、システムの動作中に上記容器の前記開口部に関して横断方向に延びる横断壁（１０）を備え、前記横断壁（１０）は、液体用入口（１１，４３）と製品用出口（１６，４８）とを備え、これらは前記壁に沿って互いに横断方向に離れている。 【選択図】  図３
Patent JP-2013508474-A (JP)
Title: 静電散逸性ｔｐｕおよびその組成物
IPC: H01M50/494
Filed: 2010-10-01
Abstract: 本発明は、（ａ）少なくとも１種類のポリエステルポリオール中間体を（ｂ）少なくとも１種類のジイソシアナートおよび（ｃ）少なくとも１種類の鎖伸長剤と反応させることによって作製される、静電散逸性熱可塑性ポリウレタン組成物に関する。ポリエステルポリオール中間体は、少なくとも１種類のジアルキレングリコールと少なくとも１種類のジカルボン酸またはそのエステルまたは無水物から誘導することができる。本発明は、さらに、前記熱可塑性ポリウレタン組成物を作製する方法、前記熱可塑性組成物を含むポリマーブレンド、および前記熱可塑性組成物から作製されたポリマー物品を提供する。
Patent JP-2013511687-A (JP)
Title: 無段変速機のための駆動機構
IPC: F02B33/40
Filed: 2010-11-23
Abstract: バリエータが、入力軸（１８）と、入力軸と同軸上に取り付けられ、入力軸によって回転可能である入力ディスク（１０）と、入力軸（１８）に面し、入力ディスクと同軸上に取り付けられた出力ディスク（１２）と、入力ディスクと出力ディスクとの間に画定されたトロイダル空洞と、トロイダル空洞に配置され、入力ディスク（１０）および出力ディスク（１２）と回転接触する複数のローラ（１４，１６）であって、各ローラがローラ担持体（１７）上に取り付けられた、複数のローラとを備える。バリエータは、バリエータに端壁荷重を加えて、ローラ（１４，１６）を入力ディスク（１０）および出力ディスク（１２）に接触させるための手段（３４）と、各ローラ担持体に反力を加えるための弾性的に変形可能な手段とを備える。 【選択図】図６
Patent JP-2013511294-A (JP)
Title: 除草剤耐性植物及びそれを識別するための方法
IPC: C12Q1/68
Filed: 2010-11-23
Abstract: 本発明は製品がダイズゲノム中の特異的箇所において特異的形質転換イベントのスタックを保有することを特徴とする特異的トランスジェニックのダイズ植物、植物性物質又は種子を提供する。生物学的試料中のこれらのイベントの迅速かつ明確な識別を可能にするツールも提供される。
Patent JP-2013512525-A (JP)
Title: インセンティブを利用してサービス・プロバイダーにコンテキストを提供する技法およびユーザー管理されるプライバシー
IPC: G06Q50/10
Filed: 2009-12-18
Abstract: 本発明のある実施形態は、インセンティブ・ベースのコンテキストをサービス・プロバイダーに提供する方法であって：ユーザーのプライベートなコンテキスト情報を捕捉し、前記承認されたコンテキスト情報を前記サービス・プロバイダーに配送する段階を含んでおり、前記サービス・プロバイダーは、前記コンテキスト情報に対して前記ユーザーにインセンティブを提供する、 方法を提供する。
Patent JP-2013518961-A (JP)
Title: 高性能熱絶縁材料
IPC: C08J9/30
Filed: 2011-02-03
Abstract: 少なくとも次の要素の混合物から得ることができる熱絶縁材料： 水性発泡体； シリカエアロゲル粒子；及び 有機バインダー及び無機バインダーから選択される少なくとも１種のバインダー。 【選択図】なし
Patent JP-2013541798-A (JP)
Title: ドープ済みカーボンナノチューブ及びナノワイヤー複合体を含む大面積透明導電性コーティング、及びその製造方法
IPC: C01B31/02
Filed: 2011-01-20
Abstract: 【課題】カーボンナノチューブ（ＣＮＴ）含有薄膜を支持する基材を含む被覆物品の製造方法を提供する。 【解決手段】ＣＮＴ含有薄膜を支持する基材を備える、被覆物品の製造方法は、ＣＮＴ含有インクを供給する工程と、ＣＮＴ含有インクに界面活性剤を加えることによって、ＣＮＴ含有インク内に含まれる半導体ＣＮＴが凝集しないようにＣＮＴ含有インクのレオロジー特性を調整する工程と、調整したレオロジー特性を有するインクを基材に適用して中間コーティングを形成する工程と中間コーティング上に、基材との接着性を高めるための材料を供給する工程と、中間コーティングを塩及び／又は超酸でドーピング処理することで、ＣＮＴ含有薄膜を形成する際に中間コーティングを化学的に官能化する工程と、を含む。 【選択図】図１２
Patent JP-2014132287-A (JP)
Title: Photonic band gap fiber
Inventor: GOTO RYUICHIRO
IPC: G02B6/00
Filed: 2013-01-04
Abstract: PROBLEM TO BE SOLVED: To provide a photonic band gap fiber which can be connected to an optical fiber easily, and which has no sensitivity by ultraviolet rays.SOLUTION: A photonic band gap fiber 10 has a cross-sectional structure in which a core 13 exists which is made of a solid material whose refractive index is different from that of a background material 11 in the solid background material 11, and around the core 13, a plurality of fine structure parts 12, 12,...discretely exist which are made of solid materials whose refractive indexes are different from that of the background material 11. Any one of the fine structure parts 12, 12,...is made only of a solid material having a refractive index lower than that of the background material 11, and a mode can be propagated in the longitudinal direction in the core 13 by a photonic band gap effect.
Patent JP-2014131849-A (JP)
Title: Coating film transfer tool
Inventor: SAKAMOTO KAZUHITO
IPC: B43L19/00
Filed: 2013-01-07
Abstract: PROBLEM TO BE SOLVED: To provide a coating film transfer tool, excellently transferable by anybody, by using by gripping, without contacting with a transfer object surface except for a transfer head.SOLUTION: The automatic winding type coating film transfer tool is provided for transferring a transfer coating film of a pressure sensitive transfer tape to a transfer object surface, and is a coating film transfer tool for transferring the coating film in a state of holding a movable part still in sliding while imparting force without a locking mechanism in a case and the movable part in a slid position from its home position by energizing the movable part provided so as to slide along a case outer surface to the home position of the case outer surface, and can transfer by moving a protective cover when sliding the movable part by interlocking the movable part with the protective cover of the transfer head, or can transfer when the transfer head comes outside the case when sliding the movable part by interlocking the movable part with the transfer head.
Patent JP-2013118663-A (JP)
Title: Information processing apparatus, control method therefor and program
Inventor: WADA TAKEHIRO
IPC: H04L12/70
Filed: 2013-01-08
Abstract: PROBLEM TO BE SOLVED: To provide an information processing apparatus capable of efficient use or reduction of a network resource to an external apparatus having a plurality of addresses.SOLUTION: On the occurrence of a request for connecting to the external apparatus from an application to a communication unit, an information processing apparatus determines whether a session which uses an address different from an address used in the connection request is already established with the external apparatus. On determination that a session using an address different from an address used in the connection request is already established, the information processing apparatus communicates with the external apparatus, using the already established session.
Patent JP-2014133214-A (JP)
Title: Seawater desalination apparatus and method for washing seawater desalination apparatus
Inventor: NANBA RYO
IPC: B01D61/02
Filed: 2013-01-10
Abstract: PROBLEM TO BE SOLVED: To provide a seawater desalination apparatus and a method for washing a seawater desalination apparatus each capable of reducing the initial cost and of abating manual operations of users.SOLUTION: The provided seawater desalination apparatus comprises: a reverse osmotic membrane 10 for separating seawater into fresh water and concentrated seawater; a pretreatment water tank 2 for stocking the seawater or fresh water scheduled to be supplied to the reverse osmotic membrane 10; a permeated water tank 12 into which water is fed from the fresh water discharge side of the reverse osmotic membrane 10; a water washing pump 14 for supplying, following the supply therein of water from the permeated water tank 12, the water into the pretreatment water tank 2; a washing water tank 18 furnished with an agitator 180 and into which bodies of water are supplied respectively from the fresh water discharge side and concentrated seawater discharge side of the reverse osmotic membrane 10; a backwash pump 16 for pumping the washing water from the washing water tank 18 and then transmitting the water to the step anterior to the reverse osmotic membrane 10; and a controller CTR for controlling the respective operations of the water washing pump 14, agitator 180, and backwash pump 16.
Patent JP-2014137230-A (JP)
Title: Supporting system for grasping seashore maintenance condition
Inventor: SHIMAZAKI KOJI
IPC: G06T1/00
Filed: 2013-01-15
Abstract: PROBLEM TO BE SOLVED: To provide a supporting system for grasping a seashore maintenance condition for supporting the grasping of the maintenance condition of the seashore.SOLUTION: When an altitude data receiving unit 10 receives altitude data measured by an altitude measuring device 106 mounted on a flying object, a gradient tints map creation unit 12 creates a gradient tints map of a sand dune and a seashore forest in the seashore of an evaluation object on the basis of the altitude data. An altitude segment map creation unit 14 creates an altitude segment map of the sand dune. A tsunami defense function evaluation unit 16 calculates an index of resistance for tsunami on the basis of the altitude and a gradient of the sand dune and a density of trees of the seashore forest. A soil amount calculation unit 18 calculates a soil amount required for realizing a predetermined reference altitude on the basis of the altitude segment map of the sand dune. When the gradient tints map is created, the altitude segment map is created and the calculation processing of the index of resistance for the tsunami and the required soil amount is performed, an aging information providing unit 20 stores the result thereof in a storage unit 22 as history information, and presents it as aging information.
Patent JP-2014138149-A (JP)
Title: Method and apparatus for measuring contact angle of underfill resin
Inventor: UMEMURA YUKI
IPC: G01N13/00
Filed: 2013-01-18
Abstract: PROBLEM TO BE SOLVED: To provide a method for individually measuring a contact angle θ of an underfill resin with a surface of various members constituting a gap between a wiring board and a semiconductor element (IC chip) connected by a flip-chip process to the wiring board, by constituting an observable pseudo model of a condition in which the underfill resin impregnates the gap, and to provide an observation apparatus for the method.SOLUTION: The method for measuring a contact angle of an underfill resin comprises: immersing a test piece B having the same surface condition as that of a surface with which an underfill resin is in contact in a gap, vertically into a melted underfill resin solution A at a predetermined velocity v; and obtaining a contact angle between the underfill resin and the test piece during immersion. The predetermined velocity v simulates the velocity of the melted underfill resin impregnating a gap between a wiring board and a semiconductor element connected by a flip-chip process to the board.