baber/WOPTO huggingface dataset:
Patent WO-2020230361-A1 (WO)
Title: Packaging method, packaging device, package body, and device for closing easy-closure part of package body
Inventor: KASAI AKIHIDE
IPC: B65D85/50
Filed: 2019-12-27
Abstract: [Problem] To reliably reduce wrinkling of a top seal and a bottom seal with regard to a packaging device for forming a top seal and a bottom seal after providing a center seal by inflecting a film sheet in a U-shape with a to-be-packaged article being placed on the inner side of the film sheet and then sealing upper edges of the U-shape part and further sealing the film sheet in front of and behind the to-be-packaged article. [Solution] Provided is a packaging device that forms a top seal and a bottom seal by providing a center seal through sealing of upper edges of a U-shaped film sheet 3 and then sealing the film sheet 3 in front of and behind a to-be-packaged article 1, the packaging device being provided with: a wrinkle removal device 18 which, prior to the formation of the top seal and the bottom seal, stretches portions of the film sheet 3 that are to constitute the top seal and the bottom seal; and a wrinkle removal guide which, prior to activation of the wrinkle removal device 18, fastens the film sheet 3 from the right and left sides so as to narrow the right-left width of the film sheet that is inflected between a preceding to-be-packaged article 1 and a subsequent to-be-packaged article 1.
Patent JP-WO2019220533-A1 (JP)
Title: サーメット、それを含む切削工具およびサーメットの製造方法
IPC: B23B27/14
Filed: 2018-05-15
Abstract: サーメットは、ＴｉおよびＮｂを含有する炭窒化物を含む硬質相と、鉄族元素を含む金属結合相とを含み、前記硬質相は、粒状の芯部と、前記芯部の少なくとも一部を被覆する周辺部とを含み、前記芯部は、Ｔｉ1-X-YＮｂXＷYＣ1-ZＮZで示される複合炭窒化物を含み、前記Ｙは、０以上０．０５以下であり、前記Ｚは、０．３以上０．６以下であり、前記周辺部は、前記芯部よりＷの含有量が多い組成を有する。
Patent JP-WO2018174279-A1 (JP)
Title: 膜蒸留用多孔質膜及び膜蒸留用モジュールの運転方法
IPC: B01D69/08
Filed: 2018-03-23
Abstract: 膜蒸留装置が、複数の疎水性多孔性中空糸膜を含む膜蒸留用モジュールと、前記モジュールから取り出された蒸気を凝縮させるための凝縮器とを備え、多孔性中空糸の平均孔径が０．０１μｍ以上１μｍ以下であり、膜蒸留用モジュールの多孔性中空糸の充填率が１０％以上８０％以下であり、かつ膜蒸留の圧力条件が、１ｋＰａ以上かつ被処理水の温度における水の飽和蒸気圧以下である。
Patent JP-WO2018186442-A1 (JP)
Title: 全固体電池、電子機器、電子カード、ウェアラブル機器および電動車両
IPC: H01M4/13
Filed: 2018-04-04
Abstract: 全固体電池は、正極層と負極層と固体電解質層とを備え、固体電解質層の空隙率が、１０％以下であり、正極層の表面粗さＲｚ１および負極層の表面粗さＲｚ２が、Ｒｚ１＋Ｒｚ２≦２５の関係を満たす。【選択図】図１
Patent JP-WO2018221575-A1 (JP)
Title: 下層膜形成用材料、レジスト下層膜、レジスト下層膜の製造方法および積層体
IPC: C08G61/08
Filed: 2018-05-30
Abstract: 本発明の下層膜形成用材料は、多層レジストプロセスに用いられるレジスト下層膜を形成するための下層膜形成用材料であって、下記一般式（１）で表される繰返し構造単位［Ａ］および下記一般式（２）で表される繰返し構造単位［Ｂ］を有する環状オレフィンポリマーを含み、上記環状オレフィンポリマーにおける上記構造単位［Ａ］と上記構造単位［Ｂ］とのモル比［Ａ］／［Ｂ］が５／９５以上９５／５以下である。
Patent JP-WO2018230151-A1 (JP)
Title: 液晶表示装置
IPC: G02F1/1337
Filed: 2018-04-19
Abstract: 水平電界を発生させるための電極の構造を複雑にすることなく、水平電界が液晶層を通過している状態から水平電界が液晶層を通過していない状態への遷移が行われる立下がり時の応答時間を短くする。液晶表示装置において、第１の基板と第２の基板との間に液晶層が挟まれる。第１の配向膜の主面は、第１の基板の主面を構成し、液晶層に接触し、液晶層に含まれる液晶分子を特定の配向方向に配向させる配向能を有する。第１の画素電極の第１の電界集中部分と第２の画素電極及び第２の画素電極の第２の電界集中部分の少なくとも一方の上に隔壁が配置される。隔壁を覆う第２の配向膜の表面は、液晶層に接触し、液晶分子を先述の特定の配向方向に配向させる配向能を有する。隔壁は、液晶層の広がり方向と平行をなす方向に液晶層を分断する。
Patent JP-WO2019050021-A1 (JP)
Title: ブロー成形装置及びブロー成形方法
IPC: B29C49/64
Filed: 2018-09-07
Abstract: 温調部４０が、プリフォーム１０内に温調ロッド４２を挿入してプリフォーム１０の胴部１２の内面に、ネック部１１との境界部分を残して温調ロッド４２を接触させた後、温調ロッド４２を胴部１２の底面部（下方胴部）１２ｃ側に所定距離Ｄ１だけ移動させてプリフォーム１０を延伸させるようにする。
Patent JP-WO2020234951-A1 (JP)
Title: 時間貸設備
IPC: G06Q10/02
Filed: 2019-05-20
Abstract: 【課題】利用者からの予約を受け付けやすくして利便性を高めるとともに、設備の運用効率を高めることができる時間貸設備を提供。【解決手段】利用時間を設定して利用者に設備を貸与するための時間貸設備の管理機器であるホスト１は、利用者に関する利用者情報、および利用者に対して予め付与され所定期間中に予約可能な上限時間を設定した予約上限時間を管理する利用者情報管理部３１と、予約上限時間を超えない範囲の利用時間および予約日時を予約情報として管理する予約情報管理部３２と、予約を受け付けた際に利用時間を差し引いて予約上限時間の情報を更新する予約時間更新部３３と、を備える。予約時間更新部３３は、予約情報の予約日時を経過した場合、または予約情報を消去した場合に、予約情報における利用時間を予約上限時間に加えて予約上限時間の情報を更新する。【選択図】図２
Patent JP-WO2019142582-A1 (JP)
Title: 表示装置及び電子機器
IPC: H01L51/50
Filed: 2018-12-19
Abstract: 本開示の表示装置は、基板上に形成された回路部の上に、絶縁膜を介して成膜された有機ＥＬ層、有機ＥＬ層の上に全画素共通に成膜されたカソード電極、及び、有効画素領域の外周部に設けられ、カソード電極を回路部の配線と電気的に接続する金属配線を備える。そして、金属配線は、カソード電極との接続部における接触面に凹部又は凸部を有する。また、本開示の電子機器は、上記の構成の表示装置を有する。
Patent JP-WO2019142646-A1 (JP)
Title: 硬化性樹脂組成物、半導体装置、及び半導体装置の製造方法
IPC: H01L23/24
Filed: 2018-12-27
Abstract: 非加圧系ケース型封止用硬化性樹脂組成物は、２５℃で固形であり、１１０℃でのゲル時間が１０分以上である。
Patent JP-WO2019151402-A1 (JP)
Title: 超硬合金製複合ロール及び超硬合金製複合ロールの製造方法
IPC: B22F7/08
Filed: 2019-01-31
Abstract: 鉄系合金からなる内層（１）、前記内層の外周に金属接合された超硬合金からなる外層（３）、前記内層（１）の軸方向の少なくとも一方の端部に金属接合された軸部材（４）、及び軸端部材（５）を有し、前記外層（３）の超硬合金が、WC 粒子55〜90 質量部と、Fe を主成分とする特定の組成からなる結合相10〜45 質量部とを含有し、前記内層（１）が、Cr、Ni、及びMo から選ばれた少なくとも一種を合計で2.0 質量%以上含有する鉄系合金からなり、前記軸部材（４）及び軸端部材（５）が、Cr、Ni、及びMo から選ばれた少なくとも一種を合計で1.5 質量%以下含有する鉄系合金からなる超硬合金製複合ロール。
Patent WO-2021009952-A1 (WO)
Inventor: MORISAKI YUKI
IPC: F02C6/00
Filed: 2020-02-13
Abstract: Provided is a gas turbine system (100) that is used for a mobile object comprising a thrust generator for generating thrust from electric power, the gas turbine system being provided with: a combustor (20) for causing compressed air generated by a compressor (10) to combust along with a fuel to generate a combustion gas; a turbine (30) that is driven by the combustion gas generated by the combustor (20); a power generator (40) that is coupled to the turbine (30) and generates power from the driving of the turbine (30) and also provides power to the thrust generator; a supercharging fan (50) for guiding external air to the compressor (10); and an exhaust unit (60) for guiding to the exterior the combustion gas that has passed through the turbine (30). The supercharging fan (50) is driven by some of the combustion gas that has been guided to the exhaust unit (60) or by external air that has been heated by heat exchange with some of the combustion gas that has been guided to the exhaust unit (60).
Patent WO-2020195421-A1 (WO)
Inventor: NARIHATA Koki
IPC: B01D45/14
Filed: 2020-02-21
Abstract: A microparticle-trapping device (100) provided with: a housing (110), which has a gas intake port and exhaust port and a flow channel therein for connecting the gas intake port and the exhaust port; a fan (141) that generates a gas flow in the flow channel and is capable of rotating around an axis R; a sprayer (120) for spraying a first liquid at a first site in the flow channel; a first filter (150) that is located between the first site and the exhaust port and is supported so as to be capable of rotating around the axis R; a power source (140) for rotating the first filter; a first trapping port (116) for trapping first liquid-covered microparticles contained in the first liquid from the flow channel via a second site in the first filter; and a second trapping port (117) for trapping second liquid-covered microparticles contained in the first liquid from the flow channel via a third site in the first filter. The second site is between the first site and the third site.
Patent WO-2020179638-A1 (WO)
Inventor: TANAKA KIYOAKI
IPC: H04N5/232
Filed: 2020-02-27
Abstract: La présente invention concerne un dispositif de détection de personne pour analyser une image très grand angulaire obtenue par une caméra très grand angulaire installée au-dessus d'une zone cible de détection, pour détecter une personne présente dans la zone cible de détection. Le dispositif de détection de personne comprend : une unité de génération de différence pour générer, à partir d'une image mobile correspondant à une image très grand angulaire, une image de différence représentant une différence entre des trames consécutives ; et une première unité de détection de personne pour détecter un groupe de pixels correspondant à une personne parmi un ou plusieurs groupes de pixels dans l'image de différence pour laquelle la différence est supérieure à un seuil. L'unité de génération de différence génère l'image de différence de telle sorte que la somme d'une pluralité des différences obtenues à l'aide de trois trames consécutives ou plus est représentée pour une position ou une zone où la personne apparaît relativement petite dans l'image très grand angulaire.
Patent WO-2020184462-A1 (WO)
Inventor: WATANABE KUNIO
IPC: C25C1/12
Filed: 2020-03-06
Abstract: The purpose of the invention is to provide a means for identifying factors leading to the occurrence of bumps on the surface of a metal plate in electrolytic refining. The present invention relates to a system for manufacturing a metal material through electrolytic refining, said system comprising: an imaging unit configured to capture an image of the surface of a metal plate; a position detection unit configured to obtain position information in an electrolytic cell when the metal plate is present in the electrolytic cell; an image processing unit configured to extract, from imaging data, features related to bumps generated on the surface of the metal plate; and a storage unit configured to store the position information and the features related to the bumps.
Patent WO-2021186692-A1 (WO)
Title: Ai control device, server device connected to ai control device, and ai control method
Inventor: KAWAI YUMA
IPC: G06N20/00
Filed: 2020-03-19
Abstract: An AI control device (10), which is capable of being connected to a server device (30) that identifies individual users from among a plurality of users, receives input data, and generates a learned model on the basis of input data for each user, is provided with a control unit (11) and a communication unit (17) that is connected to the server device (30). The control unit (11) acquires the input data, and transmits, to the server device (30), the acquired input data and identification data that is capable of identifying users of the AI control device (10), in association with each other via the communication unit (17). The control unit (11) executes a learned model generated separately from the learned model of other users by the server device (30) by using the acquired input data which has been transmitted, the learned model learning features of the acquired input data and detecting input data having the same features from unknown input data.
Patent WO-2020209178-A1 (WO)
Inventor: TAKEUCHI SHUNYA
IPC: H01R13/11
Filed: 2020-04-02
Abstract: This terminal 12 is provided with: a terminal body 15 including a counterpart connection section 17 for connecting with a counterpart terminal, a wire connection section 20 for connecting with a wire 11, and a coupling section 30 for coupling the counterpart connection section 17 and the wire connection section 20 together; and a shell fitted to the outside of the wire connection section 20. The wire connection section 20 has clamping sections 18A, 18B that extend in the direction in which the wire 11 extends and that clamp the wire 11 together; the shell has pressure-applying sections 25A, 25B for applying pressure to the clamping sections 18A, 18B toward the wire 11; the counterpart connection section 17 has a counterpart bottom wall 50, and a counterpart side wall 53 formed standing up toward a predetermined standing direction from the counterpart bottom wall 50; the wire connection section 20 has a wire-side bottom wall 51, and a wire-side side wall 54 that stands up toward the standing direction from the wire-side bottom wall 51; and the coupling section 30 couples the counterpart bottom wall 50 and the wire-side bottom wall 51 at an incline in the direction opposite the standing direction, from the wire-side bottom wall 51 toward the counterpart bottom wall 50.
Patent WO-2021214915-A1 (WO)
Inventor: SAKAKI HIROTO
IPC: H02J50/90
Filed: 2020-04-22
Abstract: The invention comprises: a direct-current variable voltage source (11) that generates a direct-current voltage; a DC-AC inverter (12) that converts the direct-current voltage generated by the direct-current variable voltage source (11) into an alternating-current voltage and outputs the alternating-current voltage; a power transmission-side resonator (13) that, by using the alternating-current voltage outputted from the DC-AC inverter (12), magnetically resonates with a power reception-side resonator (21) of a power reception device (2); a detection unit (15) that detects a current flowing from the DC-AC inverter (12) to the power transmission-side resonator (13); and a control unit (16) that, in cases where the current detected by the detection unit (15) is smaller than a first threshold, controls the direct-current variable voltage source (11) such that the direct-current voltage generated by the direct-current variable voltage source (11) becomes a first direct-current voltage, and, in cases where the current detected by the detection unit (15) is equal to or greater than the first threshold, controls the direct-current variable voltage source (11) such that the direct-current voltage generated by the direct-current variable voltage source (11) becomes a second direct-current voltage which is lower than the first direct-current voltage.
Patent WO-2020241579-A1 (WO)
Inventor: OHARA ICHIRO
IPC: B21B39/14
Filed: 2020-05-25
Abstract: Provided are a guide for a steel sheet pile rolling machine and a steel sheet pile manufacturing method with which it is possible to reduce or eliminate the occurrence of guide jamming and guide damage and to offer high maintainability. A guide (8) for a rolling machine for a steel sheet pile 1 is provided on the entry side of a rolling machine (for example, a finishing rolling machine (6)) comprising an upper roll and a lower roll on which a caliber (for example, K1 caliber (71)) corresponding to the shape of the steel sheet pile (1) is formed. The caliber includes, in terms of shape as viewed from a rolling direction, a first portion (711) for rolling a web and a pair of second portions (712) for rolling a pair of flat sections. The guide (8) includes at least one roller (812) which is each provided on the first portion (711) side of the pair of second portions (712) when viewed from the rolling direction, and which is rotatable in the rolling direction. The guide (8) is provided with a pair of roller guides (81) for guiding a flat portion of rolled material to the caliber, and a web guide (82) which is provided, when viewed from the rolling direction, on the second portion pair (712) side of the first portion (711), and which guides the material web to the caliber.
Patent WO-2020255652-A1 (WO)
Inventor: ASANOI YOSHIAKI
IPC: G06T5/50
Filed: 2020-05-27
Abstract: Provided is a set of optical films usable for an image generation system that can eliminate the need for a large shooting space, a large number of and various kinds of lighting apparatuses, or the know-how of lighting engineers, suppress undesired coloring on a subject, facilitate a response to a color change of the subject, use light from the rear, and finally achieve an overall image with excellent quality. The set of optical films according to the present invention is used for the image generation system. The set of optical films comprises: a first polarizing plate; a second polarizing plate; and a phase difference plate. The image generation system comprises: an imaging device, the first polarizing plate, the subject, and the second polarizing plate disposed in this order; and the phase difference plate is disposed between the first polarizing plate and the second polarizing plate. The phase difference plate is configured such that the color of the second polarizing plate recognized by the imaging device satisfies a *  ≤ -10.
Patent WO-2020246400-A1 (WO)
Inventor: KAJI YOHSUKE
IPC: G06T13/20
Filed: 2020-05-29
Abstract: An information processing device (30) comprising: an estimation unit (325) that estimates which parts can be manipulated, among a plurality of parts for a first object obtained by incorporating a real object into a virtual space; and a display control unit (326) that controls a display device (20) so as to display the actions of a part manipulated by a second object, on the basis information about manipulation of the first object by the second object which indicates a virtual object and on the basis of first information indicating results from the estimation unit (325).
Patent WO-2020255698-A1 (WO)
Title: 炭化珪素エピタキシャル基板
Inventor: ENOKIZONO TARO
IPC: C30B29/36
Filed: 2020-06-02
Abstract: 炭化珪素エピタキシャル基板は、炭化珪素基板と、第１炭化珪素エピタキシャル層と、第２炭化珪素エピタキシャル層とを有している。炭化珪素基板は、第１主面と、第１主面と反対側の第２主面とを有する。第１炭化珪素エピタキシャル層は、第１主面の全面に接する。第２炭化珪素エピタキシャル層は、第２主面の全面に接する。炭化珪素基板のキャリア濃度は、第１炭化珪素エピタキシャル層および第２炭化珪素エピタキシャル層の各々のキャリア濃度よりも高い。
Patent WO-2021024600-A1 (WO)
Inventor: KASAHARA SHIGEO
IPC: G03B35/24
Filed: 2020-06-05
Abstract: L'invention concerne un dispositif d'affichage (10) comprenant : une première unité d'affichage (11) qui affiche une image d'affichage non directionnelle qui est invariante indépendamment de la direction de visualisation de l'observateur ; une seconde unité d'affichage (13) qui est disposée sur le côté opposé à la surface extérieure de l'unité d'affichage (11), qui a une pluralité de pixels agencés en deux dimensions, et qui affiche une image d'affichage qui a une directivité différente en fonction de la direction de visualisation de l'observateur ; un réseau d'éléments optiques (12) qui est disposé entre la surface extérieure de la première unité d'affichage (11) et la seconde unité d'affichage (13), en parallèle avec une surface d'émission de lumière de la seconde unité d'affichage (13), et dans lequel chacun de la pluralité d'éléments optiques est agencé correspondant à une unité prescrite de pixels parmi la pluralité de pixels ; et une unité d'entraînement qui éclaire un pixel prescrit parmi la pluralité de pixels de la seconde unité d'affichage (13).
Patent WO-2020250916-A1 (WO)
Inventor: SUZUKI FUMINORI
IPC: H01F7/18
Filed: 2020-06-10
Abstract: A target setting unit (64) calculates an average target current (Irav) on the basis of a requested output oil pressure (Pr), and adds a dither amplitude (Ad) to the average target current (Irav), thereby setting a target current (Ir) so as to change periodically with a dither period (Td) that is longer than a PWM period (Tpwm). When fluctuation in the output oil pressure is detected a vibration-damping correction unit (67) corrects at least one specific setting item among the average target current (Irav), the dither amplitude (Ad), and the dither period (Td) to a value other than that of the target setting unit (64). During a restoration period (T2), which is in the middle of the operation of returning from the setting by means of the vibration-damping correction unit (67) to the setting by means of the target setting unit (64), a restoration correction unit (68) corrects the specific setting item to a value between the correction value from the vibration-damping correction unit (67) and the set value from the target setting unit (64).
Patent WO-2021010131-A1 (WO)
Inventor: MOCHIZUKI TAIJI
IPC: H01B7/40
Filed: 2020-06-26
Abstract: L'invention a pour objet de fournir une technique selon laquelle une partie protection dotée de hautes performances de protection est agencée, et autant que possible une opération de remplacement par un ruban adhésif pour liaison ne se produit pas. Le faisceau de câbles de l'invention est équipé d'un fil électrique, et d'une partie protection d'enroulement de ruban agencée dans au moins une région suivant la direction longitudinale dudit fil électrique. Ladite partie protection d'enroulement de ruban contient une partie enroulement en spirale dans laquelle le ruban adhésif est enroulé sous forme de spirale autour dudit fil électrique, et est enroulée de sorte que ledit ruban adhésif consiste en des couches multiples de plus de deux couches, dans une portion d'agencement de ladite partie enroulement en spirale.
Patent WO-2021006284-A1 (WO)
Title: Polyimide resin, polyimide varnish, and polyimide film
Inventor: HOSHINO SHUN
IPC: C08G73/10
Filed: 2020-07-08
Abstract: This polyimide resin has structural unit A derived from a tetracarboxylic acid di-anhydride and structural unit B derived from a diamine, wherein the structural unit A includes structural unit (A-1) derived from a compound represented by formula (a-1) but does not include structural unit (A-2) derived from a compound represented by formula (a-2), the structural unit B includes structural unit (B-1) derived from a compound represented by formula (b-1) and structural unit (B-2) derived from a compound represented by formula (b-2), the proportion of structural unit (B-1) in structural unit B is 30-70 mol%, and the proportion of structural unit (B-2) in structural unit B is 70-30 mol%.
Patent WO-2021010252-A1 (WO)
Inventor: YAMADA SADAHISA
IPC: G01R31/08
Filed: 2020-07-08
Abstract: A ring-shaped power supply system comprises: a plurality of relays (RL) provided at intervals from each other along a ring-shaped power source wire (ML); a plurality of detection units (5), each provided between ones of the relays (RL), for detecting an electrical change caused by a disconnect occurring in the ring-shaped power source wire (ML) when such a disconnect has occurred; and an arithmetic processing unit that identifies a location of the disconnect in the ring-shaped power source wire (ML) on the basis of the electrical change detected by the plurality of detection units (5) and cuts off the relays (RL) located on both sides of the location of the disconnect.
Patent WO-2021024687-A1 (WO)
Inventor: FUJII HIDETOSHI
IPC: B23K20/12
Filed: 2020-07-09
Abstract: The present invention provides dissimilar material solid phase bonding with which a robust bonded portion of metal materials having different compositions can be formed efficiently. The present invention also provides a dissimilar material solid phase bonded structure having a dissimilar material solid phase bonded portion in which metal materials having different compositions have been bonded together robustly. In the dissimilar material solid phase bonding method according to the present invention, one member is brought into contact with another member to form an interface to be bonded, and newly formed surfaces of the one member and the other member are formed at the interface to be bonded, by means of the application of a bonding load, characterized in that: the one member and the other member have different compositions; the temperature at which the one member and the other member have substantially the same strength is defined as a bonding temperature; and the bonding load at which strength is applied substantially perpendicular to the interface to be bonded is set.
Patent WO-2021059762-A1 (WO)
Title: Procédé de production de polyhydroxyalcanoate
Inventor: ARIKAWA HISASHI
IPC: C12N15/31
Filed: 2020-08-05
Abstract: Dans la présente invention, des micro-organismes producteurs de polyhydroxyalcanoate sont cultivés pour obtenir des cellules bactériennes stockant des particules de polyhydroxyalcanoate et ayant un diamètre de cellule moyen supérieur ou égal à 2 µm, et les cellules bactériennes étant traitées thermiquement de telle sorte que les particules de polyhydroxyalcanoate dans les cellules bactériennes ont un diamètre de particule moyen supérieur ou égal à 1,8 µm et inférieur ou égal au diamètre de cellule moyen. En outre, les cellules bactériennes traitées thermiquement sont perturbées, ce qui permet à des particules de PHA d'être séparées de la phase aqueuse du liquide cellulaire perturbé résultant.
Patent WO-2022034652-A1 (WO)
Title: Surface analysis device
Inventor: FUKAYA RITSUO
IPC: G01Q30/04
Filed: 2020-08-12
Abstract: The present invention pertains to a surface analysis device (1) and provides a technology that can increase accuracy and quality of measurement and analysis even when a local deviation is generated in height information of a measurement result of a scanning probe microscope (SPM) (2), due to an atmospheric pressure change with respect to an airtight tank (10). The surface analysis device (1) is provided with: an airtight tank (10); a stage (6) that holds a sample (5) in the airtight tank (10); the SPM (2) that is fixed to a structure constituting the airtight tank (1) and that measures the surface of the sample (5); a sensor (4) that is disposed outside of the airtight tank (10) and that measures atmospheric pressure; and a computer system that analyzes the surface of the sample by using a first signal obtained through measurement by the SPM (2) and a second signal obtained through measurement by the sensor (4).