baber/WOPTO huggingface dataset:
Patent WO-2021182142-A1 (WO)
Title: Vehicle door opener
Inventor: Saijo takayuki
IPC: E05B79/20
Filed: 2021-02-26
Abstract: This vehicle door opener has: a housing part; an operation lever attached to the housing part in a state of being rotatable about a rotation axis between an initial position and a terminal position; a connection part connected to a first switch for generating a control signal and to a second switch for mechanically opening a vehicle door; a tactile feel generation mechanism; and a returning elastic body for returning the operation lever. When the rotation angle of the operation lever is in a first angle range, the first switch and the second switch are OFF. When the rotation angle of the operation lever is in a second angle range greater than the first angle range, the first switch is ON, a tactile feel is generated by the tactile feel generation mechanism, and the second switch remains OFF. When the rotation angle of the operation lever is in a third angle range greater than the second angle range, the second switch is ON.
Patent WO-2022185483-A1 (WO)
Inventor: ARIZONO Tetsuya
IPC: A61H3/00
Filed: 2021-03-04
Abstract: A problem associated with the conventional foot drop correction tool is that when the correction tool is worn on the ankle, a shoe cannot be put on, or the wearing pressure becomes an eccentric load and unnecessary load resistance is applied to the ankle, thereby making the wearing difficult and causing long-term wearing fatigue on the ankle, or an unnecessary load is applied to the ankle holding portion of the correction tool and the correction tool is broken.　The foot drop correction tool of the present invention is characterized by comprising: a lower leg support that tightens the lower leg; a lower leg extension portion that extends lower ends at both sides of the support downward; a sole support portion for placing and supporting the front end of the sole of the foot; a sole extension portion obtained by extending the rear end of the sole support portion; a pivotal support portion obtained by bending freely the tips of the lower leg extension portion and the sole extension portion; and an erected adjustment band member interposed between the lower leg support and the sole support portion.
Patent WO-2021177413-A1 (WO)
Title: レポート評価装置、レポート評価方法、及びプログラム
Inventor: SASAKI KENTA
IPC: G06Q50/20
Filed: 2021-03-04
Abstract: 文章形式を有するテキストの評価を的確に行えるようにする。 所定の課題に対応して文章形式で記述されたレポートから評価基準を満たしている記述部分を抽出した結果を利用してレポートの評価を行う評価部と、少なくとも評価部による記述部分の抽出結果をレポートの記述内容に反映させた表示が可能なレポート画面に対応するレポート画面情報を生成する画面情報生成部とを備えるレポート評価装置を構成する。
Patent WO-2021187321-A1 (WO)
Title: High-strength steel sheet and method for manufacturing same
Inventor: DOAN Thihuyen
IPC: C22C38/60
Filed: 2021-03-11
Abstract: Provided is a high-strength steel sheet having both of tensile strength of 1180 MPa or more and a uniform elongation of 6% or more.　The high-strength steel sheet has a component composition comprising specific components and having a MSC content of 3.0 to 4.2% by mass, has a microstructure containing upper bainite that serves as a main phase at an area fraction of 70% or more and also containing fresh martensite and retained austenite at a total area fraction of 7 to 30% in which the area fraction of the retained austenite is 2% or more, and has mechanical properties including a uniform elongation of 6% or more and tensile strength of 1180 MPa or more.
Patent WO-2021205857-A1 (WO)
Inventor: CHISHIMA YUKI
IPC: G03B17/02
Filed: 2021-03-22
Abstract: 電子機器は、前記電子機器の動作モードに基づき、前記電子機器に接続されたアクセサリ機器が有する電池の目標とする電池残量を判定する判定手段と、前記判定された電池残量に基づいて前記アクセサリ機器への給電を行う給電手段とを有する。
Patent WO-2021200363-A1 (WO)
Title: 浄水用フィルタおよびその製造方法
Inventor: IMAI DAISUKE
IPC: C02F1/28
Filed: 2021-03-23
Abstract: 活性炭素繊維を用いた浄水用フィルタにおいて、継続的に、浄化性能が高く且つ圧力損失が低い性能を発揮できるものを開発することを課題とする。　少なくとも活性炭素繊維シートおよび透水性基材シートの２種のシートを含む多重シートを巻き締めて、巻物構造を有する筒状体を形成して浄水用フィルタを得る。筒状体の内周部および外周部は、透水性基材シートで覆われるようにしてもよい。透水性基材シートの引張強度は活性炭素繊維シートの引張強度よりも高いことが好適である。
Patent WO-2021229959-A1 (WO)
Title: Fuel tank manufacturing apparatus
Inventor: NAKAYA KAZUNARI
IPC: B29C49/20
Filed: 2021-04-07
Abstract: A fuel tank manufacturing apparatus 1 comprising an internal member (6) that includes a head section (6d), a neck section (6c), and a shoulder section (6b), wherein a parison S is wrapped around the neck section (6c) during tank body molding to anchor the internal member 6 to a tank body. The apparatus is characterized by comprising a pair of molds (3, 4) to which the parison S is transferred via blow molding, and shaping devices (30, 40) provided in the molds (3, 4), wherein the shaping devices (30, 40) comprise: an end surface (30a) that contacts the parison (S); a recession (30b) that is provided in the end surface (30a), that accommodates the head section (6d) and neck section (6c) of the internal member (6), and that is covered by the shoulder section (6b); and an air hole (30d) that is provided in a floor (30f) of the recessed part (30b) within a range thereof corresponding to the head section (6d), and that applies air pressure to the head section (6d).
Patent WO-2021220846-A1 (WO)
Inventor: TOMIZAWA KAZUNARI
IPC: G02F1/1335
Filed: 2021-04-16
Abstract: The purpose of the present invention is to provide a display apparatus having improved display quality.　In the display apparatus of the present embodiment, an illumination device ILD, a first panel PNL1, and a second panel PNL2 are layered in order, the first panel PNL1 having a first polarizing plate PLP1, a second polarizing plate PLP2, and a first liquid crystal panel LCD1 sandwiched by the first polarizing plate PLP1 and the second polarizing plate PLP2, the second panel PNL having a third polarizing plate PLP3, a fourth polarizing plate PLP4, and a second liquid crystal panel LCD2 sandwiched by the third polarizing plate PLP3 and the fourth polarizing plate PLP4, and the extinction ratio of the polarizing plate positioned second from the outside among the first polarizing plate PLP1 through fourth polarizing plate PLP4 being lower than the extinction ratio of the other polarizing plates.
Patent WO-2022224429-A1 (WO)
Title: Method for producing flavor inhaler cartridge and cooling part used for flavor inhaler cartridge
Inventor: TAMBO HITOSHI
IPC: A61M15/06
Filed: 2021-04-23
Abstract: Provided are a novel method for producing a flavor inhaler cartridge, and a cooling part used for a flavor inhaler cartridge.　This method for producing a flavor inhaler cartridge involves: feeding out a cooling part sheet to be used as a raw material for a cooling part; cutting the cooling part sheet along a second direction perpendicular to a first direction in which a plurality of top parts extend, and cutting the cooling part sheet along the first direction so as to be separated at a predetermined interval in the second direction; separating at least two cooling parts from each other in the first direction, the at least two cooling parts having been formed from the cut cooling part sheet and being adjacent to each other in the first direction; and placing a flavor source between the at least two cooling parts.
Patent WO-2022244242-A1 (WO)
Inventor: OKUNO SUSUMU
IPC: C23C16/30
Filed: 2021-05-21
Abstract: 基材と上記基材の上に設けられている被膜とを備える切削工具であって、上記被膜は、上記基材の上に設けられている第一アルミナ層と、上記第一アルミナ層の直上に設けられているチタン化合物層と、上記チタン化合物層の直上に設けられている第二アルミナ層と、を含み、上記第一アルミナ層において上記チタン化合物層に隣接する部分は界面領域を成し、上記第一アルミナ層において上記界面領域ではない部分は非界面領域を成し、上記界面領域における窒素の含有割合は、０．２ａｔ％以上１１ａｔ％以下であり、上記非界面領域における窒素の含有割合は、０ａｔ％以上０．１５ａｔ％以下であり、上記チタン化合物層は、上記第一アルミナ層に隣接する炭窒酸化チタンの層を含む、切削工具。
Patent WO-2021241535-A1 (WO)
Title: Structure inspection method and inspection system
Inventor: KASAMATSU TADASHI
IPC: G01N21/88
Filed: 2021-05-25
Abstract: Provided is a structure inspection method and inspection system capable of efficiently inspecting a structure and performing accurate deterioration prediction. This structure inspection method comprises: a step for acquiring information on an internal damage-containing portion in a region to be inspected; and a step for imaging the region to be inspected using a visible light camera a plurality of times while changing the imaged portion, wherein portions other than the internal damage-containing portion are imaged at a first pixel resolution and the internal damage-containing portion is imaged at a second pixel resolution higher than the first pixel resolution. On the basis of the visible light images captured using the visible light camera, a damage appearing on a surface of the structure is detected. The information on the internal damage-containing portion in the region to be inspected is acquired by capturing images of the region to be inspected in which the internal state of the region to be inspected is visualized.
Patent WO-2022070505-A1 (WO)
Inventor: SATO MASAYA
IPC: C08L27/06
Filed: 2021-05-27
Abstract: A processing aid for a vinyl chloride resin composition according to one embodiment of the present invention contains a first polymer and a second polymer. The first polymer has a weight-average molecular weight of 600,000-4,000,000 and contains 60-100 wt% of an alkyl methacrylate. The second polymer has a weight-average molecular weight of 10,000-400,000 and contains 30-90 wt% of an aromatic vinyl compound. The proportion which the first polymer constitutes is 20-90 wt% and the proportion which the second polymer constitutes is 10-80 wt%. If the processing aid comprises 100 wt%, the proportion which the aromatic vinyl compound constitutes is at least 20 wt%.
Patent WO-2021251426-A1 (WO)
Title: Lens unit and camera module
Inventor: WATANABE TORU
IPC: G03B17/02
Filed: 2021-06-09
Abstract: Provided are a lens unit and a camera module with which it is possible to inhibit the entry of water vapor into an inter-lens space between the lens located furthest toward the object side and the lens adjacent thereto, and to prevent condensation on lens surfaces.　A lens unit 11 according to the present invention comprises an annular body 60 that fits onto the outer circumferences of a first lens 13 and a second lens 14 in a manner so as to unify the first lens 13 and the second lens 14 and cover the junction 70 between the first lens 13 and the second lens 14 from the outside. The annular body 60 fits with the inner peripheral surface of a lens tube 12 and has sealing parts 40, 42, 44, 60B for sealing an inter-lens space S1 between the first lens 13 and the second lens 14 from the outside.
Patent WO-2022030175-A1 (WO)
Title: Ignition system
Inventor: KAJI YUJI
IPC: F02P13/00
Filed: 2021-07-08
Abstract: An ignition system has: a partition wall (34) that separates a combustion chamber (30) of an engine (90) into a main chamber (31) and an auxiliary chamber (38), and is provided with one or a plurality of injection holes (35) communicating the main chamber to the auxiliary chamber; and a spark plug (40) that applies a voltage to a discharge gap (45) between a first electrode (44) and a second electrode (46), thereby producing a discharge spark (f) and igniting a fuel. The first electrode is provided in the auxiliary chamber, and the second electrode is provided to the partition wall or a location that is electrically conductive with the partition wall. The ignition system implements post-top dead center ignition control, in which ignition is performed after the compression top dead center (Td). During the post-top dead center control, within a 20 degree crank angle from the ignition initiation timing (Ts) at which application of the voltage to the discharge gap begins, an ignition source is positioned in the injection hole or in the main chamber, in an injection hole vicinity region (R) that is 3 mm or less from the center of the injection hole in the auxiliary chamber, said ignition source serving as a flame kernel of a size that is capable of self-propagation.
Patent WO-2022049946-A1 (WO)
Inventor: NOZAKI SHINJI
IPC: H01R13/64
Filed: 2021-07-30
Abstract: This lever-type connector is for fitting together a first housing and a second housing, and detects when the two housings have been fitted together in a state directly opposite of each other.　The lever-type connector (10) is provided with: a cam follower (33) which is formed in the second housing (30) and which, by sliding in a cam groove (72) in the process of the lever (40) being rotated from an initial position to a fit position, allows the first housing (20) and the second housing (30) to fit together; a first restricting pin (26) which is provided in the first housing (20) and which is arranged in a position away from an imaginary fit line (L1) in a direction crossing the direction of fitting; a first restricting groove (73) which allows the first restricting pin (26) to slide; and a fit detection unit which, only when the lever (40) has reached the fit position and the first housing (20) and the second housing (30) have fitted together in a directly opposite positional relation, allows the lever (40) to slide into a fit detection position that is eccentric from the rotation center.
Patent WO-2022025280-A1 (WO)
Title: 三次元データ符号化方法、三次元データ復号方法、三次元データ符号化装置、及び三次元データ復号装置
Inventor: IGUCHI NORITAKA
IPC: G06T9/00
Filed: 2021-07-30
Abstract: 三次元データ符号化方法は、複数の三次元点を取得し（Ｓ１２６４１）、複数の三次元点を用いて１以上の予測木を含むデータユニットを生成し（Ｓ１２６４２）、データユニット、及び、制御情報を含むビットストリームを生成し（Ｓ１２６４３）、制御情報は、１以上の予測木に関する木情報を含み、木情報は、データユニットに含まれる予測木の数を示す数情報を含む。
Patent WO-2022064864-A1 (WO)
Inventor: HASHIMOTO TAKUYA
IPC: H01Q1/40
Filed: 2021-08-03
Abstract: In the present invention, a first planar ground conductor layer is connected to a ground potential and is provided to an insulating substrate. A first emitting conductor layer emits and/or receives a first high-frequency signal, the first emitting conductor layer being provided to the insulating substrate and being positioned on the first planar ground conductor layer. A lower main surface of the first emitting conductor layer overlaps an upper main surface of the first planar ground conductor layer as seen from the vertical direction. A first ground conductor is connected to the ground potential and is provided to the insulating substrate. The upper end of the first ground conductor is positioned higher than the first emitting conductor layer. The first ground conductor layer is set apart from the first emitting conductor layer as seen from the vertical direction. Aside from a conductor by which the first high-frequency signal is transmitted or a conductor connected to the ground potential, no conductor is provided between the first ground conductor and the first emitting conductor layer as seen from the vertical direction.
Patent WO-2023012972-A1 (WO)
Inventor: ARAI TAKUTO
IPC: H04W16/26
Filed: 2021-08-05
Abstract: According to an aspect of the present invention, a wireless communication system comprises: a terminal-side communication device that has an antenna; and a wireless communication device that uses analog signals, which transport information by using the waveforms of an amplitude or a phase of light, to communicate with the terminal-side communication device, thereby performing the reception of signals received by the antenna and the transmission of signals that are to be radiated by the antenna. The wireless communication system uses Time Division Duplex (TDD) to perform wireless communication with a terminal, which is a communication target, via the antenna. The wireless communication device comprises: an uplink delay adjustment unit that adjusts the delay caused by the propagation of an uplink signal that is a signal flowing from the terminal through the antenna toward the wireless communication device; and a downlink delay adjustment unit that adjusts the delay caused by the propagation of a downlink signal that is a signal flowing from the wireless communication device through the antenna toward the terminal.
Patent WO-2022080027-A1 (WO)
Inventor: DANGUCHI Masashi
IPC: H04N7/18
Filed: 2021-08-31
Abstract: 作業車両は、作業車両の周囲の画像を監視画像として取得する監視画像取得部と、監視画像を拡大して拡大画像を生成する拡大画像生成部と、監視画像と拡大画像とのうちのどちらか一方を表示する表示部と、表示部での表示画像を監視画像と拡大画像とで切り替える指示を受け付ける単一の画像切替指示入力部と、単一の画像切替指示入力部で受け付けた指示に基づいて、監視画像または拡大画像を表示部に表示させる表示制御部と、を備える。
Patent WO-2023032083-A1 (WO)
Inventor: OTSUKA YASUTAKA
IPC: H01J37/305
Filed: 2021-09-01
Abstract: L'invention concerne un barillet d'objectif à faisceau d'ions (17) de ce dispositif à faisceau de particules chargées qui comprend une source d'ions (41) et un système optique ionique (42). Le système optique ionique (42) comprend un élément d'ouverture (62) dans lequel sont formés de multiples trous traversants (62a), parmi lesquels une sélection est effectuée afin de laisser passer une partie d'un faisceau d'ions (faisceau d'ions IB) généré à partir de la source d'ions (41). Un dispositif de commande du dispositif à faisceau de particules chargées enregistre des informations de position d'axes d'observation, c'est-à-dire des axes prédéterminés en fonction d'un échantillon de référence (R) qui a été positionné par rapport aux axes prédéterminés, tel que reconnus dans une image obtenue par irradiation de l'échantillon de référence (R) avec le faisceau d'ions. Le dispositif de commande commande l'élément d'ouverture (62) à l'aide d'un mécanisme d'entraînement de telle sorte que des parties prédéterminées formant certains des trous traversants (62a) tels que reconnus dans une image obtenue par irradiation de l'élément d'ouverture (62) avec le faisceau d'ions sont positionnées par rapport aux axes d'observation.
Patent WO-2022071487-A1 (WO)
Inventor: TOKITA ATSUHIRO
IPC: C08L25/14
Filed: 2021-09-30
Abstract: The present invention provides a resin multilayer body which is not likely to be electrostatically charged, while being not susceptible to foaming under high temperature high humidity conditions after being bonded with an optical film by means of an optical glue. A resin multilayer body which comprises a polycarbonate resin layer and a hard coat layer, and which is characterized in that: the hard coat layer contains a cured product of an active energy ray-curable resin composition which contains a tetrahydrofurfuryl acrylate and a urethan acrylate that has two or more ether bonds and two or more acryloyl groups in each molecule; and the hard coat layer has a contact angle with water of from 50° to 75° and a surface resistance of from 6.5 × 10 12  Ω to 5.0 × 10 15  Ω.
Patent WO-2022085790-A1 (WO)
Inventor: TAKEUCHI RIKIYA
IPC: G01N33/543
Filed: 2021-10-22
Abstract: L'invention concerne un procédé de détection de substance cible qui comprend : la formation d'un complexe dans un premier champ de réaction, par la prise en sandwich d'une substance cible entre une première substance de piégeage fixée dans une phase fixe et une seconde substance de piégeage marquée par une substance de marquage ; la séparation et le déplacement d'une fraction qui comprend la substance de marquage, du complexe à un second champ de réaction ; et la détection de la substance cible par signalisation sur la base de la substance de marquage dans le second champ de réaction. Grâce à cette technologie, une substance cible dans un échantillon peut être détectée avec une plus grande sensibilité et à un coût inférieur que lors de l'utilisation d'une technologie classique.
Patent WO-2022149452-A1 (WO)
Inventor: KANEKO HIROMI
IPC: G06Q50/10
Filed: 2021-12-20
Abstract: The present invention enables the collection of large amounts of information, pertaining to conditions in a region where a disaster is predicted or in a region that has been impacted by a disaster, while maintaining reliability.　Provided is a disaster information management device executed by an information processing device that can communicate information among an unspecified plurality of user terminals via respective networks, wherein disaster information transmitted from each user terminal and pertaining to conditions in a region where the occurrence of a disaster is predicted or in a region where a disaster has occurred is acquired together with position information of the user terminals. Furthermore, a process is implemented in which, on the basis of position information of the abovementioned region and the position information acquired together with the disaster information, the reliability of the acquired disaster information is calculated, disaster information for which the calculated reliability is equal to or greater than a threshold value is selected, distribution information is generated, and an incentive based on the calculated reliability is imparted to a user corresponding to the user terminal that is the transmission source of the disaster information.
Patent WO-2022145310-A1 (WO)
Title: 半導体装置の製造方法、半導体装置用基板の製造方法、半導体装置及び電力変換装置
Inventor: FUJINO JUNJI
IPC: H01L23/36
Filed: 2021-12-22
Abstract: 半導体装置（１００）の製造方法は、Ｃｕ製のベース板（１）と配線基板（２）のＣｕ製の第１導体層（２ｂ）との間に、第１導体層（２ｂ）と固相拡散接合が可能なＡｌ製のＡｌ部材（１０）として、複数の開口部が形成されたパンチングＡｌ板を配置する第１の工程（Ａ）と、ベース板（１）と配線基板（２）の第１導体層（２ｂ）との間にＡｌ部材（１０）を挟み、加圧しながら加熱する第２の工程（Ｂ、Ｃ）と、配線基板（２）の第２導体層（２ｃ）と半導体素子（４）とを接合する第３の工程（Ｄ）と、を含む。
Patent WO-2022163252-A1 (WO)
Inventor: TANAKA YUKI
IPC: H01M10/42
Filed: 2021-12-23
Abstract: 使用済のリチウムイオン二次電池を用いて、十分に性能が回復したリチウムイオン二次電池を簡便な手順及び低コストで再組立可能とする、リチウムイオン二次電池の再利用方法が提供される。この方法は、セラミック正極層、セラミックセパレータ及びセラミック負極層を含む電池要素と、電解液と、電池要素及び電解液を収容する電池容器とを備えた、使用済みのリチウムイオン二次電池を用意する工程と、リチウムイオン二次電池から電池要素を取り出す工程と、リチウムイオン二次電池内の電解液を新鮮な電解液と入れ替える工程と、電池要素に、洗浄及び／又は熱処理を含む電極復活処理を施す工程と、電極復活処理が施された電池要素を電池容器内に戻して、リチウムイオン二次電池を組み立てる工程と、を含む。
Patent JP-WO2021084697-A1 (JP)
Title: 災害対応支援装置および災害対応支援方法
IPC: G01S13/90
Filed: 2019-10-31
Abstract: 本発明にかかる災害対応支援装置（１）は、非常時の対応である非常時対応を支援する災害対応支援装置（１）であって、センサの観測によって得られたセンサ情報を取得するセンサ情報取得部（１１）と、地理的属性と地理的位置との対応を示す地理的属性情報を取得する地理的属性取得部（１２）と、センサ情報を用いて、非常時対応を行う領域の候補である複数の候補領域を抽出する解析部（１３）と、地理的属性情報を用いて複数の候補領域のそれぞれに対応する地理的属性を求め、求めた地理的属性を用いて複数の候補領域のそれぞれの非常時対応の優先順位を決定する優先順位決定部（１５）と、を備える。
Patent WO-2022168551-A1 (WO)
Inventor: YACHI SUGURU
IPC: H01L21/268
Filed: 2022-01-12
Abstract: 相互に反対方向を向く上面と下面を持つ板状部材に開口部が設けられている。レーザ光を透過させる透過部材が、板状部材の上面に取り付けられて開口部を塞いでいる。ガス流路の先端が開口部の側面に開口する噴出し口とされており、噴出し口から、対向する側面に向かう方向にガスが噴き出される。平面視において噴出し口からのガスの噴き出し方向に対して直交する方向を幅方向と定義する。開口部の幅が板状部材の厚さ方向に変化しており、幅の最小値より下面における幅の方が広い。レーザ光を透過させる部材の汚れ抑制効果を高めることができるレーザ光導入装置が提供される。
Patent WO-2023281786-A1 (WO)
Inventor: NAKANO HIROSHI
IPC: H02M1/00
Filed: 2022-02-08
Abstract: Un dispositif de commande est doté : d'un commutateur à semi-conducteur destiné à commander le fonctionnement d'un objet commandé alimenté en énergie à partir d'une batterie ; d'un élément de détection de température destiné à détecter la température interne du commutateur à semi-conducteur en tant que température réelle ; d'une unité d'estimation de température destinée à estimer la température interne en tant que température estimée sur la base d'un courant fourni au commutateur à semi-conducteur ; d'une unité d'évaluation destinée à délivrer un résultat d'évaluation obtenu par l'évaluation d'une mauvaise dissipation de chaleur du commutateur à semi-conducteur sur la base de la différence entre la température réelle et la température estimée ; et d'une unité de gestion d'entraînement destinée à poursuivre le fonctionnement du commutateur à semi-conducteur en gérant le fonctionnement du commutateur à semi-conducteur de sorte que la température réelle est inférieure à un seuil de surchauffe, lorsqu'un résultat d'évaluation est obtenu, selon lequel le commutateur à semi-conducteur présente une faible dissipation de chaleur.
Patent WO-2022181419-A1 (WO)
Inventor: FUKUSHIMA WATARU
IPC: G03F7/004
Filed: 2022-02-16
Abstract: 本発明は高感度を示す感光性樹脂組成物を提供することを目的とする。本発明は（Ａ）アルカリ可溶性樹脂、（Ｂ）光酸発生剤を含有する感光性樹脂組成物であって、該（Ｂ）光酸発生剤が、（Ｂ－１）１，２－ナフトキノン－２－ジアジド－４－スルホン酸エステル化合物および（Ｂ－２）１，２－ナフトキノン－２－ジアジド－５－スルホン酸エステル化合物を含有し、（Ｂ－１）化合物の含有量をＢ１（重量）と（Ｂ－２）化合物の含有量をＢ２（重量）としたときに、重量比率Ｂ１／Ｂ２が１．０≦Ｂ１／Ｂ２≦４．０であり、感光性樹脂組成物中の（Ａ）アルカリ可溶性樹脂１００重量部に対し、（Ｂ）光酸発生剤を３２～５５重量部を含有し、膜厚４．０μｍとなるように該感光性樹脂組成物の塗布膜を形成した場合の４３６ｎｍの透過率が３０％以上である感光性樹脂組成物である。