baber/WOPTO huggingface dataset:
Patent JP-2006528727-A (JP)
Title: 自由流動性のショットコークスを製造するディレードコーキング方法
IPC: C10B57/06
Filed: 2004-05-14
Abstract: 実質的に自由流動性のコークス、好ましくはショットコークスを製造するディレードコーキング方法が開示される。減圧残油などのコーカー原料油を、加熱域においてコーキング温度まで加熱し、次いでコーキング域に導き、そこで揮発性物質を塔頂で回収し、コークスを形成する。原料油を加熱域において加熱する前、原料油をコーキング域に導く前、またはその両方の前に、金属含有添加剤または金属を含まない添加剤を原料油に加える。 【選択図】なし
Patent JP-2007516232-A (JP)
Title: 膠細胞起源の腫瘍の診断と治療のための組成物と方法
IPC: A61K39/00
Filed: 2004-05-21
Abstract: 本発明は、哺乳動物の腫瘍の診断と治療のために有用な組成物と、同用途のために当該組成物を使用する方法に関するものである。
Patent JP-2007509470-A (JP)
Title: 固体酸化物型燃料電池の動作制御
IPC: H01M8/24
Filed: 2004-10-21
Abstract: 本発明は、負荷追従型固体酸化物形燃料電池システムを、該システム内の燃料電池が受忍可能な電気化学反応効率の範囲内で動作するように制御することに関する。前記システムはコントローラを有し、該コントローラは、燃料電池スタックへの負荷の変化を検出するべくプログラムされ、該負荷が減少するとき、前記スタックが前記減少した負荷に対応する受忍可能な電気化学反応効率の範囲内で動作するように、前記スタックへの燃料流速を減少させるか、あるいは、前記スタック内の１個または２個以上の燃料電池を脱活性化する。そして前記負荷が増大するとき、前記コントローラは、前記スタックが受忍可能な電気化学反応効率の範囲内で作動するように、前記スタックへの燃料流速を増大させるか、前記スタック内の燃料電池を活性化する。 【選択図】図１
Patent JP-2007515156-A (JP)
Title: ガラクトースの調製方法
IPC: A23C9/12
Filed: 2004-10-28
Abstract: 高純度のガラクトースの調製方法に関する。本発明による調製方法は、予め種々の前処理及び／又は精製工程が施されておらず殺菌剤や静菌剤を有さない乳又は乳清を、乳業で通常使用される無改変の微生物で接種するステップを有することを特徴とする。
Patent JP-2007513323-A (JP)
Title: スクリーンを使用して方向を指示する方法および装置とその装置を装備した車両
IPC: G01C21/36
Filed: 2004-11-02
Abstract: 本発明は、相対的に暗いセクションと相対的に明るいセクションのパターンが、観察者が案内される方向へスクリーン上を動かされる、スクリーンを使用して方向を指示する方法に関係する。本発明は、少なくともスクリーンおよび画像情報生成手段を備え、画像情報生成手段が第１および第２のセクションの移動パターンの形式で少なくとも第１の画像を上記スクリーンに表示する少なくとも１個のアルゴリズムを備え、第１のセクションが第２のセクションより相対的に明るく、スクリーンが縦エッジを有し、上記画像生成手段が好ましくは少なくとも１個の縦エッジの方向に上記パターンを少なくとも一時的に移動させるため適合する、スクリーン上で情報を指示する装置にさらに関係する。
Patent JP-2007510036-A (JP)
IPC: C08F214/18
Filed: 2004-10-08
Abstract: A method is provided for aqueous emulsion co-polymerization of two or more fluoromonomers comprising the steps of: 1) forming an aqueous pre-emulsion by mixing a fluoromonomer according to formula I: <?in-line-formulae description="In-line Formulae" end="lead"?>F<SUB>2</SUB>C-CF-R<SUP>1</SUP>-SO<SUB>2</SUB>X (I)<?in-line-formulae description="In-line Formulae" end="tail"?> wherein R<SUP>1 </SUP>is a branched or unbranched perfluoroalkyl, perfluoroalkoxy or perfluoroether group comprising 1-15 carbon atoms and 0-4 oxygen atoms and wherein X is F, Cl or Br, together with 0.001-0.9 molar equivalents of a base, in the absence of added emulsifier; and 2) reacting the pre-emulsion with one or more perfluorinated comonomers in the absence of added emulsifier so as to form a fluoropolymer latex comprising a fluoropolymer wherein more than 1 mol % of monomer units are derived from the fluoromonomer according to formula I. In another aspect, the present invention provides a fluoropolymer derived from the fluoropolymer latex made according to the method of the present invention which is free of added emulsifier. In another aspect, the present invention provides a polymer electrolyte membrane comprising the fluoropolymer made according to the method of the present invention which is free of added emulsifier.
Patent JP-2007522484-A (JP)
Title: 多層ポリマー屈折率分布型（ｇｒｉｎ）レンズ
IPC: G02B3/00
Filed: 2004-09-16
Abstract: 複合ポリマーフィルムを階層構造に多層化することによって製作される軸方向、ラジアルまた球形屈折率（ＧＲＩＮ）レンズが開示される。
Patent JP-2007515667-A (JP)
Title: 構造表面を備えたホログラフィックデータ記憶媒体
IPC: G11B7/24
Filed: 2004-11-15
Abstract: 【課題】フレネル反射率を減少させる１つまたは複数の構造表面を有するホログラフィックデータ記憶媒体を提供する。 【解決手段】反射を最小限にする構造は、媒体に入射する照明のスペクトルバンド幅、角バンド幅、および、偏光などの媒体（１０）を使用するホログラフィック光学システム井の動作特性で低反射率を提供するサブ波長構造のグレーティングパターンを表す。接着増進が、媒体（１０）の感光材料（１２）と、この感光材料に隣接する基板材料（１１）との間の接合表面に沿うような媒体（１０）の内側表面に沿った構造によって提供される。 【選択図】図６
Patent JP-2007514257-A (JP)
Title: 仮想的に書き換え可能な読み取り専用記憶媒体をレンダリングする方法及びシステム
IPC: H04N7/173
Filed: 2004-11-15
Abstract: 仮想的に再書き込み可能な取り外し可能記憶媒体をレンダリングする方法（１，２）及びシステム（３）であって、前記取り外し可能読み取り可能媒体（３０）に対して一意の媒体識別子（４３）を与え、大容量記憶装置のネットワーク化された記憶領域へのリンクを与える段階であって、前記記憶領域へのアクセスは前記媒体識別子により許可される、ことによる方法及びシステムについて開示している。一実施形態に従って、前記ネットワーク記憶領域へのアクセスは限定領域に制限され、書き込み可能オプションはその限定領域内でのみ作用する。他の実施形態に従って、ブルーレイＲＯＭアプリケーションディスクはネットワーク記憶装置における特定ユーザ向けコンテンツにリンクされる。これは、例えば、ディスクのバーストカッティングエリア（４２）におけるバーコードに基づいて、一意の媒体識別子により識別されるブルーレイＲＯＭアプリケーションディスクが、ネットワークに接続された任意のプレーヤにおける同一のユーザが規定した挙動を得ることが可能である。
Patent JP-2007512489-A (JP)
Title: 可変容量形コンプレッサの制御に適したマイクロバルブ・デバイス
IPC: F16K11/056
Filed: 2004-11-24
Abstract: 可変容量形コンプレッサを制御するためのデバイスが、開示される。このデバイスは、マイクロバルブ作動制御バルブを含む。流体流量を制御するためのマイクロバルブ・デバイス、およびマイクロバルブとして使用するためのマイクロ・スプール・バルブも、開示される。
Patent JP-2007516327-A (JP)
IPC: C08L51/00
Filed: 2004-10-28
Abstract: Hydrophilic compositions are described, which are prepared from a first component oligomer containing pendent hydrophilic groups and pendent reactive functional groups capable of reaction at effective rates (at normal processing temperatures), with a co-reactive second component possessing functionality that is complementary to that of the first oligomer. The compositions may be used as in preparation of hydrophilic gel coatings or layers for medical devices.
Patent JP-2007520798-A (JP)
Title: デジタルロジックを利用した乱数発生装置及び方法
IPC: H04L9/22
Filed: 2004-07-29
Abstract: デジタルロジックを利用した乱数発生装置及び方法を提供する。   乱数発生装置は、内部に保存されたビット値を順次に移動させるシフトレジスタ、シフトレジスタに保存されたビット値を所定の論理演算して生成したフィードバック信号を生成するフィードバック回路、シフトレジスタに入力される外部信号を生成する外部信号生成回路、及びフィードバック信号と外部信号とを所定の論理演算してシフトレジスタに出力する入力論理回路を備え、乱数発生方法は、シフトレジスタの内部に保存されたビット値を順次に移動させるステップ、シフトレジスタに保存されたビット値を所定の論理演算してフィードバック信号を生成するステップ、シフトレジスタに入力される外部信号を生成するステップ、及びフィードバック信号と外部信号とを所定の論理演算してシフトレジスタに出力するステップを含む。
Patent JP-2007520598-A (JP)
Title: 暗い吸収色を有する高反射性干渉顔料
IPC: C09C1/00
Filed: 2005-01-11
Abstract: 板状二酸化チタンに還元を受けさせることで暗い吸収色をしていて高い反射率を示す干渉効果顔料を得る。本効果顔料は化粧品、プラスチック、インクおよび塗料（溶媒性および水性の自動車用塗料系を包含）で使用可能である。
Patent JP-2007520375-A (JP)
Title: 通常混合することのできないポリマーの混和性混合
IPC: B29C48/92
Filed: 2005-01-16
Abstract: 単一または複数の従来の溶融加工手段において結合する場合に通常混合することのできない第１及び第２バージンポリマーを、ＴｅｋＦｌｏｗ（登録商標）「加工機」と呼ばれる機械的振動を与える既知の溶融加工手段において結合させ、同手段においてポリマーは広範囲に剪断減粘され、その絡まりが実質的に解かれ、応力疲労を受ける。従来の押出機で各バージンポリマーの融液を別個に改質、混合及び溶融加工する加工は、加工機で改質した一方のポリマーを別の加工機で改質する前のバージン融液と混合する場合にも効果的である。各実施形態において、生成される混合物は、意外にも単相、すなわち混和性混合物であることが分かる。
Patent JP-2008170495-A (JP)
Title: Oscillating body apparatus
Inventor: WATANABE SHINICHIRO
IPC: B81B3/00
Filed: 2007-01-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide an oscillating body apparatus in which movable elements are stably oscillated, hydraulic noise is reduced and a low energy driving is achieved.  <P>SOLUTION: The oscillating body apparatus 1101 has at least one of movable elements 1102 and 1104, and a driving means which oscillates the movable elements 1102 and 1104. The movable elements 1102 and 1104 are supported with oscillation around an axis with respect to a supporting substrate 1106 or the other movable element by supporting parts 1103 and 1105. At least at a part of the surface of the movable elements 1102 and 1104, a rugged pattern 1107 is formed for adjusting the flow of a fluid near the surface when the oscillating elements are oscillated.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008169284-A (JP)
Title: Method for applying powder adhesive
Inventor: KANEMURA TOSHIAKI
IPC: B42D15/02
Filed: 2007-01-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing a practical powder adhesive enabling coating (transfer) by an electrophotographic system and a method for applying the adhesive.  <P>SOLUTION: An adhesive 20 is formed in attaching coating pattern on an image to an image part 40 (character 38 "ABC", an outer frame 39) of a surface A to which the adhesive 20 is applied. An adhesive 20 is formed in a contact coating pattern also to a surface A which becomes a position 43' (broken line parts 41' and 42') corresponding to an image part 43 (character 41 "123", an outer frame 42) of the surface B when the surface A is laminated to the surface B to which the adhesive 20 is not applied. Then, an adhesive 20 is formed in a solid coating pattern in which the adhesive 20 is thinned out on a surface A which becomes a part 45 in which an image does not exist also in both of the surface A and the surface B and a blank part is laminated to a blank part. A lattice-like pattern, a halftone dot-like pattern and various kinds of thinned-out patterns are arbitrarily selected from the viewpoint of adhesive force or consumption as the thinned-out pattern.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008170799-A (JP)
Title: Image forming apparatus
Inventor: KITAGAWA TAKASHI
IPC: G03G21/00
Filed: 2007-01-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus in which process control can be performed at an optimum timing for each user.  <P>SOLUTION: The image forming apparatus has a manual setting mode in which the user instructs the timing of executing the process control of an image forming section provided with a photoreceptor drum, an electrifying device uniformly electrifying the photoreceptor drum, an exposure device exposing the photoreceptor drum to form a latent image, and a developing device adhering toner to the latent image to develop it by using a developing roller. The image forming apparatus includes: a cumulative operation information management section which calculates and stores cumulative operation information after the previous process control execution; a threshold setting section which sets the cumulative operation information when the instruction is issued to a threshold, in the manual setting mode; and a process control management section which executes the process control at the timing when the cumulative operation information reaches the threshold and resets the cumulative operation information.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008105367-A (JP)
Title: Manufacturing method of liquid injection head
Inventor: YAMADA MASATAKA
IPC: B41J2/16
Filed: 2007-01-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method of a liquid injection head, which certainly prevents a discharge failure due to clogging by foreign matters or due to other reasons, and which is improved in yield and reliability so as to reduce costs.  <P>SOLUTION: The manufacturing method includes steps of: forming a piezoelectric element on an oscillating plate 50, forming a penetrating part opening in an area facing the communicating part 13 of the oscillating plate 50, and providing a plurality of recesses 54; forming an isolating layer 190 for sealing the penetrating part, and bent part 191 bent in a recessed shape; bonding a reservoir forming substrate to a flow path forming substrate; forming a pressure generation chamber and the communicating part 13, and exposing the isolating layer 190; forming a protective film consisting of a material having a liquid resistance on the pressure generation chamber of the flow path forming substrate 10, the inner surface of the communicating part 13, and the exposed isolating layer 190; peeling off and removing the protective film on the isolating layer 190; and forming a reservoir by communicating a reservoir part and the communicating part 13 by removing the isolating layer 190.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008172130-A (JP)
Title: Electrostatic countermeasure component and its manufacturing method
Inventor: NOZOE KENJI
IPC: H01C7/10
Filed: 2007-01-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a multi-circuit type electrostatic countermeasure component for realizing superior reliability and little impact of crosstalk between adjoining signal terminals.  <P>SOLUTION: The electrostatic countermeasure component of this invention includes two or more upper face electrodes 17 formed on both long sides of the upper face of an insulating substrate 11, an upper face ground electrode 16 formed from the both short sides of the upper face of the insulating substrate to a central portion, a gap formed between two or more upper face electrodes 17 and the upper face ground electrode 16, an overvoltage protection material layer 20, with which the gap is filled, and an upper face protective resin layer 21 for covering the overvoltage protection material layer 20 completely. The overvoltage protection material layers 20 are formed independently for each of two or more upper face electrodes 17.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008170872-A (JP)
Title: Imaging apparatus
Inventor: KOJIMA KAZUHIKO
IPC: G03B7/00
Filed: 2007-01-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide an imaging apparatus capable of relieving the load on a photographer and properly saving power, in use switching of an optical finder to an electronic finder, and accurately shutting off external light entering from a finder window.  <P>SOLUTION: In the imaging apparatus, the optical finder guiding an object light image after having passed through an interchangeable lens to the finder window and the electronic finder performing a live view display, on the basis of image signals successively produced by an imaging element receiving the object light image, after having passed through the interchangeable lens can be switched to use. When it is detected that the photographer brings an eye close to the finder window, an eyepiece shutter is opened and a monitor goes into a non-display state, to turn off the live view display (ST2 and ST3). When it is not detected that the photographer has not brought the eye close to the finder window, the eyepiece shutter is closed to turn on the live view display (ST4 and ST5). According to this, the burden of the photographer is relieved and the power is properly saved, in use switching of the optical finder to the electronic finder, and the external light entering from the finder window can be shut off accurately.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008174400-A (JP)
Title: Die for molding glass substrate, method of manufacturing glass substrate, method of manufacturing glass substrate for information recording medium, and method of manufacturing information recording medium
Inventor: KAWAI HIDEKI
IPC: C03B11/08
Filed: 2007-01-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a die for producing a glass substrate by press-molding molten glass, wherein the die can prevent development of break and cracks of a glass substrate when it is released from the die, and to provide a method of manufacturing a glass substrate using the die for molding a glass substrate.  <P>SOLUTION: The die for molding a glass substrate comprises a lower die having a first molding surface for pressurizing molten glass which is supplied to the first molding surface and an upper die having a second molding surface for pressurizing the molten glass between the second molding surface and the first molding surface of the lower mold, wherein at least one of the first molding surface and the second molding surface has a surface roughness Ra of from 0.11 μm to 5 μm.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008175081-A (JP)
Title: Combustion chamber structure for internal combustion engine
Inventor: UCHIYAMA KATSUAKI
IPC: F02B23/00
Filed: 2007-01-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a combustion chamber structure for an internal combustion engine with improved homogeneous property of an air-fuel mixture and improved combustion stability as a structure that suppresses damping due to collision of an intake flow to an exhaust side recess face.  <P>SOLUTION: In the combustion chamber structure for an internal combustion engine, a piston 3 includes a valve recess 19 for avoiding interference with valve head of an exhaust valve. A bottom wall face of the valve recess 19 is formed having an inclined face 21 in which the depth increases in a direction approaching a cylinder center.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008178534-A (JP)
Title: Lid dispenser
Inventor: OKA HYOE
IPC: A47F1/08
Filed: 2007-01-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lid dispenser adapted to store lids used as a cover of a cup for a drink in the stacking state in the direction of height and adapted to take out the stored lids one by one, having a structure capable of surely putting out the lids one by one in good sanitary condition without using the power, hardly causing failure, and inexpensive and having excellent convenience to use.  <P>SOLUTION: This lid dispenser includes: a cylinder 3 storing a lid column L formed by stacking lids R in the direction of height; a storing chamber 4 provided at the lower part of a lower opening of the cylinder 3; a lid separator 5 provided in the storing chamber 4 to move horizontally; and a lid ejection port 6 provided below the storing chamber 4, wherein the lid separator 5 has a pair of arms 16, 16 supporting both side edges of the lowermost lid R1 of the lid column L, a wide opening part 28 for dropping the lowermost one lid R1 between the paired arm, and a claw piece supporting the lower part of the second lid R2 from the lowermost.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008179724-A (JP)
Title: Epoxy resin composition for semiconductor packaging and semiconductor device obtained by using the same
Inventor: SUZUKI TOSHIMICHI
IPC: C08L63/00
Filed: 2007-01-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide an epoxy resin composition for semiconductor packaging, used for manufacturing a semiconductor device restrained in the generation of warpage and showing excellent reliability.  <P>SOLUTION: The epoxy resin composition for packaging a semiconductor contains the following components (A)-(C): (A) an epoxy resin; (B) a phenolic resin; and (C) at least one selected from the group consisting of molybdenum disulfide, tungsten disulfide and hexagonal system boron nitride.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008181810-A (JP)
Title: Shield terminal
Inventor: MAESO HIROYOSHI
IPC: H01R4/18
Filed: 2007-01-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a shield terminal in which a shield wire terminal part can be crimped without causing a positional shift in the front and rear direction, and down-sizing can be promoted.  <P>SOLUTION: Since in a barrel piece 34 of the external conductor 30, a braided wire crimping part 34A and a sheath crimping part 34B are integrally formed without leaving spacing in the front and rear direction, length size of the external conductor 30 in the front and rear direction becomes smaller compared with a case in which gaps are installed between both crimping parts in order to prevent the positional shift of the shield wire 40, thus the down-sizing of the shield terminal 1 can be promoted. Moreover, when the terminal part of the shield wire 40 is arranged at a prescribed position, a contacting fringe 38A of the external conductor 30 comes to contact the front fringe 44A of the sheath 44, thus positioning of the terminal part of the shield wire 40 is made.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008185444-A (JP)
Title: Printed circuit board inspection device
Inventor: TAKAHASHI TSUTOMU
IPC: H05K3/00
Filed: 2007-01-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inexpensive printed circuit board inspection device by downsizing or compacting a tester board or a test device.  <P>SOLUTION: The device includes a tester circuit board 24 which has test terminals to be connected to all the inspection lands of a board 1 to be inspected and is placed above or below the board 1 to be inspected, a measurement point change tool 22 which is interposed between the board 1 to be inspected and the tester circuit board 24 and is adapted to make the inspection land and the test terminal to be in a conductive condition, and a tester circuit that applies an electric signal to only one inspection land in all the inspection lands by means of the test terminal to detect presence of the electric signal on each of the other inspection lands. The test circuit repeats the operation for detecting the presence of the electric signal at each of the other inspection lands by switching the inspection land of the printed circuit board, which is applied with the electric signal, thereby detecting the conductive condition among all the inspection lands to inspect cutoff or short circuit of a pattern on the printed circuit board.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008184578-A (JP)
Title: Method for producing oil-extended olefinic polymer
Inventor: HAMA HISAKATSU
IPC: C08J3/20
Filed: 2007-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing oil-extended olefinic polymer which reuses recovered organic compound solvent by subjecting the recovered solvent to a purification treatment which is economic and harmless to the activity of the polymerization catalyst, in the method of producing the oil-extended olefinic polymer by adding the extension oil to a polymer solution and recovering the solvent including the extension oil and using the recovered organic compound solvent as the solvent for polymerization.  <P>SOLUTION: The invention relates to the method for producing the oil-extended olefinic polymer comprising the following processes 1-4. The process 1: a process of polymerizing an olefinic monomer in an organic compound solvent in the presence of an olefin polymerization catalyst. The process 2: a process of adding the extension oil to the polyolefin solution of the organic compound solvent. The process 3: a process of removing the solvent including the extension oil, from the organic compound solution of the olefinic polymer by a vent type extruder. The process 4: a process of subjecting the organic compound solvent removed in the process 3 to an adsorbent contacting treatment and an organometallic compound adding treatment and feeding to the process 1.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008185570-A (JP)
Title: Probe unit and inspection device
Inventor: OSANAI YASUAKI
IPC: G01R1/073
Filed: 2007-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To accurately keep the position of each needle part by suppressing deflection through reduction of the bending moment that relates to a probe base.  <P>SOLUTION: The probe unit used to inspect a board to be inspected comprises a probe assembly 34, having a needle part electrically in contact with an electrode of a circuit of the board to be inspected; a support part 33 for supporting the probe assembly; and a probe base 32 for integrally supporting the support part. The support part is provided with a suspension block installed in a tip part of the probe base; a slide block, disposed in the tip part of the suspension block for supporting the probe assembly and that is slidably supported so as to absorb repulsive force, when the needle comes in contact with the electrode; and a load-receiving member, installed in a base end part of the probe base for supporting the slide block and that is extended to the slide block and receives repulsive force by abutting against the slide block.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008015468-A (JP)
Title: Apparatus for forming pattern on light guiding plate and method of manufacturing light guiding plate
Inventor: JOO BYUNG-YUN
IPC: G02B6/00
Filed: 2007-02-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus for forming a pattern for a light guiding plate and a method of manufacturing a light guiding plate.  <P>SOLUTION: The method of manufacturing a light guiding plate is characterized in comprising: (a) a step of preparing a plurality of light guiding plates, each of the light guiding plates being a mother substrate on which optical patterns are formed; (b) a step of disposing molding frames forming molding patterns on at least one surface of the light guiding plates; (c) a step of forming optical patterns corresponding to the molding patterns on the light guiding plates by hydrostatic pressing; and (d) a step of removing the molding frames disposed on at least one surface of the light guiding plates. Using the hydrostatic pressing, a highly accurate prism patterns can be simultaneously formed on a large number of light guiding plates, which makes compatible high convergence properties by the prism patterns and ultra thin profile by the pressure molding as well as making reduction in cost possible by mass production.  <P>COPYRIGHT: (C)2008,JPO&INPIT