baber/WOPTO huggingface dataset:
Patent WO-2020234957-A1 (WO)
Inventor: TOYOTA SHIN
IPC: G16H20/30
Filed: 2019-05-20
Abstract: This rehabilitation assistance system comprises: a sensor data acquisition unit (10) that acquires sensor data including biological information of a user measured by a sensor (105); a state calculation unit (11) that determines the state of the user on the basis of the acquired sensor data; a prediction unit (12) that predicts the state of the user according to the state of the user determined by the state calculation unit (11); a storage unit (14) that stores assistance information presented as information for assisting rehabilitation; a selection unit (15) that selects assistance information stored in the storage unit (14) on the basis of the state of the user predicted by the prediction unit (12); and a presenting unit (16) that presents the assistance information selected by the selection unit (15).
Patent WO-2019235465-A1 (WO)
Title: Thermosetting composition, method for producing molded article using same, and cured product
Inventor: OBATA YUTAKA
IPC: C08F220/30
Filed: 2019-06-04
Abstract: A thermosetting composition which contains the component (A-1), the component (A-2), the component (B) and the component (C) described below, and which has a viscosity of 5-200 Pa·s at a shear rate of 10 s -1  at 25°C and a viscosity of 1-50 Pa·s at a shear rate of 100 s -1  at 25°C as determined in accordance with JIS K7117-2.
(A-1) an acrylate compound or a methacrylate compound, to which a substituted or unsubstituted, alicyclic hydrocarbon group having 6 or more ring-forming carbon atoms is ester-bonded
(A-2) a compound which is represented by formula (I-1)
(B) spherical silica
(C) a white pigment
Patent WO-2020004033-A1 (WO)
Title: Information processing device, information processing method, and program
Inventor: KIMURA RYOTA
IPC: G08C15/00
Filed: 2019-06-12
Abstract: In the present invention, collection of data is optimized so as to dynamically correspond to a network load. The information processing device (gateway) according to the present technology is configured to mutually communicate with a server and a sensor over a network. The information processing device comprises a communication unit (communication unit 19) and a control unit (CPU 11). The communication unit transmits a setting parameter for the sensor to the sensor, receives sensing data obtained through sensing by the sensor on the basis of the setting parameter, and transmits the sensing data to the server. Before transmitting, to the server, the sensing data received from the sensor, the control unit determines whether or not the sensing data needs to be processed (S2006).
Patent WO-2020049829-A1 (WO)
Inventor: SASAKI KAZUHIRO
IPC: C09J163/10
Filed: 2019-06-17
Abstract: 式（１－１）で示される樹脂と光重合開始剤とを含む粘着剤組成物とする。Ｒ１～Ｒ４は－Ｈまたは－ＣＨ３。Ｒ５は炭素数１～１６のアルキル基。Ｒ６は脂環式炭化水素基または芳香族炭化水素基。Ｒ７は－Ｈまたは－（ＣＨ２）ｊ－ＣＯＯＨ（式中のｊは１または２）。Ｒ８は特定の基。
Patent WO-2020031605-A1 (WO)
Title: Determination system and method
Inventor: KANZAKI HAJIME
IPC: H04W12/12
Filed: 2019-07-10
Abstract: This determination method comprises: a first step in which, when a predetermined first event has occurred, a wireless signal transmission unit transmits a wireless signal having content corresponding to the first event to a signal comparison unit, and in which, when the first event or a second event that occurs simultaneously or substantially simultaneously with the first event has occurred, a wired signal transmission unit transmits a wired signal having content corresponding to the first or the second event to the signal comparison unit; and a second step in which the signal comparison unit determines the reliability of the wireless signal on the basis of the wireless signal and the wired signal. The signal comparison unit determines the reliability of the wireless signal on the basis of the contents of the wireless signal and the wired signal and a time difference in reception timing between the wireless signal and the wired signal.
Patent WO-2021009832-A1 (WO)
Inventor: SAKAMAKI HIROSHI
IPC: G01S17/95
Filed: 2019-07-16
Abstract: This turbulence detection device is configured to be provided with: a vortex parameter calculation unit (23) for calculating the radius of a vortex which is turbulence by using a first observation position where observation is performed to obtain a first Doppler velocity at which the Doppler velocity of the vortex peaks in a first wind direction when the vortex is scanned in a first scanning direction , a second observation position where observation has been performed to obtain a second Doppler velocity at which the Doppler velocity of the vortex peaks in a second wind direction opposite to the first wind direction when the vortex is scanned in the first scanning direction, a third observation position where observation has been performed to obtain a third Doppler velocity at which the Doppler velocity of the vortex peaks in the second wind direction when the vortex is scanned in a second scanning direction, and a fourth observation position where observation has been performed to obtain a fourth Doppler velocity at which the Doppler velocity of the vortex peaks in the first wind direction when the vortex is scanned in the second scanning direction; and an intensity calculation unit (24) for calculating the intensity of the vortex by using the radius calculated by the vortex parameter calculation unit (23), the first Doppler velocity, the second Doppler velocity, the third Doppler velocity, and the fourth Doppler velocity.
Patent WO-2020017548-A1 (WO)
Title: Cutting insert, cutting tool, and method for manufacturing cut workpiece
Inventor: IKEDA YOSHIHITO
IPC: B23B27/14
Filed: 2019-07-17
Abstract: A cutting part of this cutting insert according to an aspect of the present invention has a first surface provided with a corner, a first edge, a first region, a second region, and a third region. The first region is located along the corner and the first edge. The second region is located inward of the first region. The third region is located inward of the second region. The boundary between the corner and the first edge is a first point. The boundary between the first and second regions at a cross-section that passes through the first point and that is orthogonal to the first edge is a second point. A virtual straight line that passes through the first and second points is defined as a first virtual straight line. The first virtual straight line intersects with the third region.
Patent WO-2020031648-A1 (WO)
Inventor: GA KYOKUTOU
IPC: C08L101/16
Filed: 2019-07-18
Abstract: The present invention addresses the problem of providing a cellulose acetate composition having excellent biodegradability and water disintegrability and excellent thermal moldability. The cellulose acetate composition comprises a cellulose acetate having a degree of acetyl substitution of 0.4 or higher but less than 1.4 and a citrate-based plasticizer, the content of which is 3 parts by weight or more per 100 parts by weight of the sum of the cellulose acetate and the citrate-based plasticizer.
Patent WO-2020022333-A1 (WO)
Title: Method for constructing floating structure
Inventor: NAKASHIMA Kousei
IPC: B63B35/38
Filed: 2019-07-23
Abstract: First floating blocks (2B, 2D) each have a side surface that is formed into a first slanted surface (47) facing obliquely upward and that is to be joined to a second floating block (2C), and the second floating block (2C) has side surfaces that are formed into second slanted surfaces (57, 58) facing obliquely downward and that are to be joined to the first floating blocks (2B, 2D). The second floating block installation process includes: a second floating block higher-position placement step for placing the second floating block (2C) above the first floating blocks (2B, 2D) such that the second slanted surfaces (57, 58) are positioned above the first slanted surfaces (47); a second floating block lowering step for lowering the second floating block (2C) to a position where the first slanted surfaces (47) and the second slanted surfaces (57, 58) oppose each other; and a floating block joining step for joining the first floating blocks (2B, 2D) and the second floating block (2C).
Patent WO-2020027230-A1 (WO)
Title: Layered type light-receiving sensor, and on-vehicle imaging device
Inventor: EKI RYOJI
IPC: H01L27/146
Filed: 2019-07-31
Abstract: The present invention performs more advanced processing inside a chip. This layered type light-receiving sensor according to an embodiment comprises: a first substrate (100, 200, 300); a second substrate (120, 320) bonded to the first substrate; and connection wiring (402) attached to the second substrate. The first substrate includes a pixel array section (101) in which a plurality of unit pixels are arrayed in a two-dimensional matrix pattern. The second substrate includes: a converter (17A) for converting analog pixel signals output from the pixel array section into digital image data; and a processing unit (14) for processing data based on the image data. At least a portion of the converter is disposed on a first side of the second substrate, and the processing unit is disposed on a second side of the second substrate opposite to the first side. The connection wiring is attached to any side except the second side of the second substrate.
Patent WO-2021033268-A1 (WO)
Title: Base station device, relay device, and communication system
Inventor: OHTA YOSHIAKI
IPC: H04W4/00
Filed: 2019-08-20
Abstract: This base station device is used in a communication system including a terminal device, the base station device, and a relay device that relays communication between the terminal device and the base station device. The base station device includes: a control unit that can perform, if the terminal device performs wireless communication using both a first wireless communication method that is a method for wirelessly communicating with the base station device and a second wireless communication method that is a method for wirelessly communicating with the relay device, a data communication control by converging said wireless communication on a convergence layer in the first wireless communication method; and a transmission/reception unit that can perform transmission and reception of data to be transmitted/received using the second wireless communication method by identifying a bearer for the first wireless communication method to which the data belongs, even if the relay device relays the data to the base station device by either the first or second wireless communication method.
Patent WO-2020080008-A1 (WO)
Title: System for treating tetraalkylammonium-hydroxide-containing liquid, and method for treating same
Inventor: ONO YOSHINORI
IPC: B01D61/02
Filed: 2019-09-13
Abstract: Provided is a system for treating a tetraalkylammonium-hydroxide-containing liquid, the system having: a high-pressure reverse osmosis membrane device that concentrates a liquid being treated on a concentration side, the liquid being treated including tetraalkylammonium hydroxide; and a line for supplying the liquid being treated that is concentrated by the reverse osmosis membrane device to an evaporator that further concentrates the liquid being treated.
Patent WO-2020071156-A1 (WO)
Title: Biological information analysis device, biological information analysis method, and biological information analysis system
Inventor: OGASAWARA TAKAYUKI
IPC: A61B5/00
Filed: 2019-09-20
Abstract: The purpose of the present invention is to provide a biological information analysis device, a biological information analysis method, and a biological information analysis system with which it is possible to determine the occurrence of an abnormality included in measured biological information. This biological information analysis device (1) comprises: a sensor data acquisition unit (10) for acquiring biological information of a user measured by a sensor (105); a data analysis unit (11) for analyzing time-series data of the biological information for a plurality of time periods, and calculating, from a plurality of pieces of biological information acquired at mutually corresponding measurement times in the respective time periods, a representative value of the plurality of pieces of biological information; a measurement abnormality detection unit (12) for detecting an abnormality included in the measured biological information on the basis of time-series data of the representative value calculated by the data analysis unit (11) or time-series data of the plurality of pieces of biological information used for calculation of the time-series data of the representative value; and a presentation unit (15) for outputting the calculated representative value of the plurality of pieces of biological information and information indicating the detected abnormality.
Patent WO-2020067358-A1 (WO)
Inventor: IIDA MASAYUKI
IPC: A61K8/891
Filed: 2019-09-26
Abstract: This method for reducing skin wrinkles involves applying to the skin a composition that contains a polymer having a silicone structure. Said polymer has a deformation ratio of 0.3-1, evaluated with a prescribed method (1), and, in a cylindrical mandrel bend test performed with a prescribed method (2), the minimum diameter of the cylindrical mandrel at which cracks do not occur in a film of said polymer is 2-25 mm.<u> <b/> </u> <u> <b/> </u>
Patent WO-2020075596-A1 (WO)
Inventor: TSUBOUCHI MASAFUMI
IPC: F24F11/74
Filed: 2019-10-02
Abstract: Provided is an air-conditioning system comprising a humidifier that humidifies the air in an air-conditioned room, a dehumidifier that dehumidifies the air in the air-conditioned room, a plurality of carrying fans that carries the air in the air-conditioned room to a plurality of living rooms and that are provided in correspondence with the respective living rooms, a living-room humidity sensor that acquire indoor humidity of each of the plurality of living rooms, an air-conditioned room humidity sensor that acquires humidity of the air-conditioned room, and a system controller. The system controller comprises an air-conditioned room humidity control unit that controls at least one of the humidifier and the dehumidifier to maintain humidity in the air-conditioned room within a predetermined humidity range defined by the minimum humidity and the highest humidity, an air-blowing volume determination unit that determines an air blowing volume of the carrying fans on the basis of the indoor humidity of each living room acquired by the living-room humidity sensor and the humidity in the air-conditioned room acquired by the air-conditioned room humidity sensor, and a fan air volume control unit that controls the air blowing volume of each of the carrying fans by the air-blowing volume determined by the air blowing volume determination unit.
Patent WO-2021070341-A1 (WO)
Inventor: YAMAKAWA HIDETOSHI
IPC: F24F11/88
Filed: 2019-10-10
Abstract: L'invention concerne un dispositif (1) d'arrêt d'un moteur de ventilateur, le dispositif comprenant : un circuit de conversion (2) destiné à convertir une tension alternative, alimentée à partir d'une source d'alimentation en courant alternatif, en une tension continue ; un condensateur de filtrage (5) relié à un moteur (61) de ventilateur compris dans un climatiseur, et destiné à lisser la tension continue obtenue par le circuit de conversion (2) ; un circuit (7) de détection de tension destiné à détecter la tension du condensateur de filtrage (5) ; et un circuit (11) d'arrêt du moteur de ventilateur destiné à arrêter un fonctionnement du moteur (61) de ventilateur lorsque la tension détectée par le circuit (7) de détection de tension n'est pas supérieure à une valeur seuil définie pour arrêter le fonctionnement du moteur (61) de ventilateur.
Patent WO-2020080438-A1 (WO)
Title: Elastomer-metal cord composite body and tire using same
Inventor: UEMURA KAZUKI
IPC: B60C9/20
Filed: 2019-10-16
Abstract: The present invention provides: an elastomer-metal cord composite body which is obtained by covering a metal cord with an elastomer, said metal cord being composed of a bundle of metal filaments that are lined up without being twisted, and which is capable of improving the performance of a tire to high level; and a tire which uses this elastomer-metal cord composite body. With respect to an elastomer-metal cord composite body 10 which is obtained by covering, with an elastomer 3, a metal cord 2 that is composed of a bundle of a plurality of metal filaments 1 that are arranged in a row without being twisted, the distances w1 between the metal filaments 1 that constitute the metal cord 2 are from 0.01 mm to 0.24 mm (inclusive).
Patent WO-2020090982-A1 (WO)
Inventor: FUKUSHIMA ATSUSHI
IPC: B60C15/04
Filed: 2019-10-31
Abstract: The bead portion (60) of a pneumatic tire (10) includes a bead structure (61) having a bead core (62) obtained by covering bead cord with a resin material. The bead structure (61) has a plate portion (64) formed from a resin material. The plate portion (64) is continuous with the bead core (62) and extends outward in the tire radial direction.
Patent WO-2020090985-A1 (WO)
Title: Display control system and display control method
Inventor: DING QI
IPC: G09G5/00
Filed: 2019-10-31
Abstract: A captured image acquisition unit acquires an image captured by an imaging device mounted on a work vehicle. A supplementary image acquisition unit acquires a supplementary image which is an image for supplementing the lack of the perceptions which are information that relate to the work vehicle and which are obtained when riding in the work vehicle. A display image generation unit generates a display image in which the supplementary image is arranged in a region of the captured image where part of the work vehicle is shown. The display control unit outputs a display signal for displaying the display image to a display device.
Patent WO-2020110827-A1 (WO)
Title: Recording apparatus and program for recording apparatus
Inventor: WADA AKINORI
IPC: B41J2/14
Filed: 2019-11-19
Abstract: In a control unit of a printer, a main area information retention unit retains information for defining a plurality of main areas obtained when at least a part of an opposing surface of a head is divided into a plurality of pieces in a prescribed direction. A sub-area information retention unit retains information for defining a plurality of sub-areas obtained when the main areas are divided into a plurality of pieces in a prescribed direction. An initial setting unit specifies a setting related to correction for each of the main areas. A resetting unit maintains or re-specifies a setting related to correction specified for a first main area for each of the sub-areas when a correction amount of density based on an initial setting is different between the first main area and a second main area adjacent to each other among the plurality of main areas.
Patent WO-2021111499-A1 (WO)
Title: Learning device, estimation device, method, and program
Inventor: KURAUCHI YUKI
IPC: G06N20/00
Filed: 2019-12-02
Abstract: A learning device according to one embodiment includes: a mask unit that receives a learning data group, which is a collection of graph structure data including an edge that has a plurality of attributes, and that performs mask processing on part of the learning data group to generate learning-use deficient data in which the learning data group is deficient; an edge feature extraction unit that extracts an edge feature included in the learning-use deficient data; a graph feature extraction unit that extracts, on the basis of the feature extracted by the edge feature extraction unit, a feature of the graph structure data corresponding to the learning-use deficient data; a storage device that stores a learning model for estimating graph structure data having no deficiencies, from the deficient graph structure data; and a learning unit that, on the basis of the feature extracted by the graph feature extraction unit, trains the learning model stored in the storage device to estimate graph structure data having no deficiencies, and outputs a trained model after training.
Patent WO-2020158212-A1 (WO)
Inventor: IGARASHI TAKAHIRO
IPC: H01Q9/06
Filed: 2019-12-13
Abstract: 広帯域化と製造コストの低減が可能なアンテナ装置及び無線通信装置を提供する。アンテナ装置は、第１アンテナ素子と、第１アンテナ素子の一方の面側に配置される第２アンテナ素子と、を備える。第１アンテナ素子は、第１ガラス基板と、第１ガラス基板に設けられた第１パッチアンテナと、を有する。第２アンテナ素子は、第２ガラス基板と、第２ガラス基板に設けられた第２パッチアンテナと、を有する。第１パッチアンテナの少なくとも一部は、空隙を介して第２パッチアンテナと向かい合う。
Patent WO-2020130134-A1 (WO)
Inventor: SUGIO TOSHIYASU
IPC: G06T9/00
Filed: 2019-12-20
Abstract: La présente invention concerne un procédé de codage de données tridimensionnelles qui comprend les étapes consistant à : calculer une pluralité de valeurs de différence entre chaque élément d'une pluralité d'éléments d'informations d'attribut d'une pluralité de points tridimensionnels inclus dans des données de groupe de points et des valeurs prédites correspondant aux informations d'attribut (S6591) ; générer une seconde chaîne de codes comprenant, par rapport à une première chaîne de codes dans laquelle la pluralité de valeurs de différence sont rangées, des premières informations (ZeroCnt) indiquant le nombre de valeurs de différence nulles continues qui sont des valeurs de différence ayant une valeur nulle et des secondes informations (valeur) indiquant les valeurs de valeurs de différence non nulles (S6592) ; et générer un train de bits comprenant la seconde chaîne de codes (S6593).
Patent WO-2021124583-A1 (WO)
Title: フローリアクター
Inventor: ENOMURA MASAKAZU
IPC: B01J19/24
Filed: 2019-12-20
Abstract: 適正な温度管理の下で反応を進行させることができ、伝熱部に反応用流体や発生ガスが滞留することを抑制でき、分解可能で洗浄性が良く、コーティングやライニングの施工も可能なフローリアクターの提供を図る。同芯の内筒１０と外筒２０の間に形成される空間内に反応用流路１１と第二流路２１との２つの流路が設けられたフローリアクターである。内筒１０と外筒２０との間に螺旋状伝熱体４１が配置され、螺旋状伝熱体４１は、軸方向断面図において断面形状が略三角形である。螺旋状伝熱体４１によって前記空間が反応用流路１１と第二流路２１とに区画され、反応用流路１１内を流れる反応用流体Ｆ１と第二流路２１内を流れる熱媒Ｆ２との間で螺旋状伝熱体４１を介して熱交換が行われる。
Patent WO-2021131023-A1 (WO)
Title: ヘッドマウント型情報出力装置
Inventor: TSURUGA SADAO
IPC: G06F3/0484
Filed: 2019-12-27
Abstract: ヘッドマウント型情報出力装置１００は、ユーザ１０の視界内の景色画像２０を撮影するカメラ１１１と、カメラで撮影された画像領域と対応する入力領域を有し、ユーザが景色画像内にある所望の対象物の位置を指定する対象物指定部１２１と、カメラが撮影した画像内で、対象物指定部によりユーザが指定した位置に対応する画像部分を解析して、ユーザが指定した対象物２１を識別する対象物識別部１１４と、対象物識別部が識別した対象物に関する対象物情報を取得生成する対象物情報取得部１１５と、対象物情報取得部が取得した対象物情報を、情報表示部１１８からテキスト文字で、あるいは音声出力部１２３から音声で出力する情報出力部と、を備える。対象物指定部１２１では、カメラが撮影した画像をユーザに表示することなく、ユーザは視界内の景色画像２０を視認した状態で対象物２１の位置を指定する。
Patent JP-WO2018199177-A1 (JP)
Title: 複層ガラス及びその製造方法、並びに複層ガラス用シール材
IPC: C09J11/06
Filed: 2018-04-25
Abstract: ２枚以上のガラス板が、その間に中空層を形成するようにスペーサを介して隔置されて対向配置された複層ガラスにおいて、前記スペーサは、２５℃におけるＪＩＳ Ａ硬度が１０〜９０の熱可塑性樹脂組成物からなり、前記熱可塑性樹脂組成物が、ブチル系ゴムと結晶性ポリオレフィンと乾燥剤と無機フィラーとを含み、ブチル系ゴムと結晶性ポリオレフィンとの合計量に対するブチル系ゴムの割合が５０〜９８重量％、結晶性ポリオレフィンの割合が２〜５０重量％であり、ブチル系ゴムと結晶性ポリオレフィンとの合計１００重量部に対する無機フィラーの割合が２００重量部以下であるとともに、１２０℃における溶融粘度が０．６ｋＰａ・ｓ以上７．０ｋＰａ・ｓ以下であり、かつ２５℃における貯蔵弾性率が１５ＭＰａ以上６０ＭＰａ以下である。
Patent JP-WO2019003700-A1 (JP)
Title: 自動二輪車
IPC: E05B49/00
Filed: 2018-05-17
Abstract: 着脱可能な収納部をスマートキーで開錠することが可能な自動二輪車を提供する。開錠装置１５０は、トップボックス７３を施錠状態とする施錠機構１４０に連結されるとともに車体側接続部材１３０Ａとボックス側接続部材１３０Ｂとを備えてこれらの車体側接続部材１３０Ａ及びボックス側接続部材１３０Ｂを連結可能な接続機構１３０と、接続機構１３０にケーブル１４８を介して接続されたアクチュエータ１４２と、アクチュエータ１４２の作動を制御するＥＣＵ１５２と、トップボックス７３を開錠する際に操作される開錠スイッチ１３２とを備える。ＥＣＵ１５２は、開錠スイッチ１３２からの開錠信号とスマートキー１５５からの認証信号とが入力されたときに、アクチュエータ１４２を作動させて、ケーブル１４８、接続機構１３０を介して施錠機構１４０の施錠状態を解除する。
Patent JP-WO2019215963-A1 (JP)
Title: 無線通信デバイス、およびそれを備えた物品
IPC: H01Q13/08
Filed: 2019-01-24
Abstract: 無線通信デバイス（１０）は、金属面（Ｗａ）に対してスペースをあけて対向する裏面（１２ｄ）を備える天板部（１２ａ）、および天板部（１２ａ）から裏面側に立設する天板支持部（１２ｂ）を含むケーシング部材（１２）と、ケーシング部材（１２）の天板部（１２ａ）の裏面（１２ｄ）に設けられる本体部（１４ａ）、および本体部（１４ａ）から金属面（Ｗａ）に向かって延在して金属面（Ｗａ）に対して直流的に接続するまたは容量結合する接続部（１４ｂ）を備えるアンテナ（１４）と、ケーシング部材（１２）の天板部（１２ａ）の裏面（１２ｄ）に設けられ、アンテナ（１４）に接続するＲＦＩＣ チップ（１６）とを有する。ケーシング部材（１２）がさらに、天板部（１２ａ）とアンテナ（１４）の本体部（１４ａ）との間にスペースを設けた状態で本体部（１４ａ）を支持するアンテナ支持部（１２ｅ）を備える。
Patent JP-WO2019045110-A1 (JP)
Title: 抗菌・抗ウイルス性組成物
IPC: A01N25/04
Filed: 2018-09-03
Abstract: 【課題】 一価の銅化合物の含有量が低量であっても、即効性に優れた抗菌・抗ウイルス性組成物を提供する。【解決手段】 抗菌・抗ウイルス性組成物は、樹脂と、分散剤で被覆された一価の銅化合物微粒子からなる抗菌・抗ウイルス剤と、樹脂中に分散し、樹脂と相溶しない親水性化合物と、からなる。【選択図】なし
Patent JP-WO2019059179-A1 (JP)
Title: 車両用表示装置の導光板
IPC: C08L33/12
Filed: 2018-09-18
Abstract: 本発明は、９９質量％〜１００質量％のメタクリル酸メチルに由来する構造単位と、０質量％〜１質量％のアクリル酸エステルに由来する構造単位を含むメタクリル樹脂（Ａ）を含み、光路長を１８０ｍｍ換算した場合の４５０ｎｍの波長の透過率が６５％以上であり、ＤＳＣで１０℃／ｍｉｎの昇温測定で評価した中点のガラス転移温度が１１８〜１２４℃であり、残存するメタクリル酸メチルの量が１．０質量％以下である車両用表示装置の導光板を提供するものである。