baber/WOPTO huggingface dataset:
Patent JP-2004529876-A (JP)
IPC: C07C31/125
Filed: 2001-12-28
Abstract: The invention relates to a process for preparing high-purity diisobutene by reaction of isobutene or isobutene-containing hydrocarbon mixtures over a solid acidic ion-exchange resin containing sulfonic acid groups whose protons have been partly replaced by metal ions and to the use of the diisobutene.
Patent JP-2004533632-A (JP)
IPC: G03B21/00
Filed: 2002-02-14
Abstract: A teleconferencing system in which the video image of a subject in front of a selected background scene is extracted from that scene and transmitted to other locations where selected backgrounds are stored. By compositing the subject and background images at each remote location, both image elements, being originals, will show no loss of detail when projected. For a front projection screen, the projector is inhibited from illuminating a presenter.
Patent JP-2004532447-A (JP)
Title: 動的再分割を介するスーパーコンピュータでのフォールト・トレランス
IPC: H04L1/22
Filed: 2002-02-25
Abstract: 【課題】ソフトウェア制御される動的再分割による並列コンピュータの相互接続ネットワークのフォールト・トレランスを提供すること。 【解決手段】冗長な待機プロセッサの余分のグループを設けることと、これらのプロセッサの余分なグループを、ハードウェア障害を経験するグループと交換できるようにシステムを設計することによって、マルチプロセッサ並列コンピュータを、ハードウェア障害に対してトレラントにする。この交換は、ソフトウェア制御の下で行うことができ、これによって、コンピュータ全体がハードウェア障害に耐えられるようになるが、待機プロセッサをスワップ・インした後に、ソフトウェアに対して元の完全に機能するシステムに見えるようにすることができる。
Patent JP-2004536624-A (JP)
Title: 不飽和ガス雰囲気中での固体照射により得られる新規なバイオポリマー
IPC: A61L27/00
Filed: 2002-03-12
Abstract: 植物および動物起源の天然の生体適合性バイオポリマーを、開始物質の１または複数の物理化学的特性を選択的に増強および改変するために、典型的にはアセチレンである媒体ガスの存在下で電離放射線に当てることにより改変する方法を開示する。これは広範な医薬、食品技術分野およびその他の産業上の用途を有する。改変されたにもかかわらず、バイオポリマーの生体適合性は不変のままであり、新規または追加の官能基は開始バイオポリマーに導入されない。
Patent JP-2004527297-A (JP)
Title: 拡張可能コイルステント
IPC: A61F2/06
Filed: 2002-03-06
Abstract: コイルステントの縦軸を中心として弧をなす第１湾曲部及び第２湾曲部を少なくとも有する埋め込み可能コイルステント。伸縮自在なリンクが、第１湾曲部の第２端部と第２湾曲部の第１端部との間に延在する。
Patent JP-2004534748-A (JP)
IPC: G01N33/68
Filed: 2002-04-17
Abstract: The invention relates to a method for determining the substrate specificity of an enzymatic activity comprising the following steps: providing an assembly comprising a plurality of amino acid sequences on a planar surface of a support material, whereby the amino acids are directionally immobilized; contacting and/or incubating of an enzymatic activity with the assembly; and detection of a reaction between one of the amino acid sequences that are immobilized on the assembly and the enzymatic activity. According to the invention, during the reaction of the enzymatic activity with the assembly, a change in the molecular weight of at least one of the amino acid sequences takes place.
Patent JP-2004533326-A (JP)
Title: 飲料用缶のデザインタブエンドの製造方法
IPC: B41F17/30
Filed: 2002-04-20
Abstract: 【課題】タブの色相を華麗にすることによって商品性を向上させる飲料用缶のデザインタブエンドの製造方法を提供すること。 【解決手段】タブ成形工程を通じてタブに成形されるアルミニウムタブコイルの表面に正確な位置と間隔とをもって、ベース色塗布を行うベース色塗布段階と、ベース色が塗布されたタブコイルの表面にデザインを印刷度数に従って印刷するデザイン印刷段階と、デザイン印刷したタブコイルの表面に、成形及び製品流通時に印刷品質の低下を防止するため行われるニスコーティング段階と、ニスコーティングしたタブコイルの正確な位置決定のためにタブコイルのピッチを調整するピッチ整列段階と、ピッチ整列したタブコイルをコンバージョンプレス等でプレス成形する段階と、プレス成形したタブを既に供給されたシェルの中央に接合するスタッキング段階とからなる。 【選択図】図１
Patent JP-2004536494-A (JP)
Title: 複製スイッチ上で取り扱われるストリームへのアクセス管理
IPC: H04N21/231
Filed: 2002-04-30
Abstract: 端末（２５０）によりアクセスされるソース（２１０）は、端末（２５０）が第一の複製スイッチ（２３５）のデータ（２１０）・ユニットのストリームにアクセスすることを可能にし、端末（２５０）が第二の複製スイッチ（２３０）からストリーム（２１０）にアクセスするべきであると決定し、ストリームにアクセスするために端末（２５０）を第二の複製スイッチ（２３０）に移行させることにより、変更され得る。
Patent JP-2005502290-A (JP)
Title: 力制御システム
IPC: H02P25/02
Filed: 2002-04-22
Abstract: 電磁アクチュエータのための力制御システムは、可動部材の瞬間の位置および速度を示す信号を出力するオブザーバと、オブザーバからの出力と、所望の位置および所望の速度を示す信号とを受ける位置コントローラとを有している。位置コントローラは、オブザーバからの出力と前記所望位置・速度信号とを比較して位置・速度エラー信号を形成する。また、位置コントローラは、前記位置・速度エラー信号に基づき所望の速度をもって前記可動部材を所望の位置に位置決めするために必要な力コマンド信号を形成する。位置成分を力コマンド信号から除去することにより、可動部材の速度だけを制御しても良い。本発明の他の態様において、電磁アクチュエータのための力制御システムは、位相コイルに印加される電圧を低域通過フィルタに通して、位相の磁束を推定するとともに、推定された磁束を示す信号を出力部で供給する磁束オブザーバを有している。
Patent JP-2004533454-A (JP)
Title: ４−アミノ−５−フェニル−７−シクロブチル−ピロロ［２，３−ｄ］ピリミジン誘導体
IPC: A61K31/541
Filed: 2002-05-13
Abstract: 本発明は、新規4−アミノ−5−フェニル−7−シクロブチル−ピロロ［2,3−d］ピリミジン誘導体；その製造法；ヒトまたは動物の体の治療法におけるその適用；疾患、特に増殖性疾患、例えば腫瘍疾患の治療における、単独かまたは1つまたはそれ以上の他の医薬的に活性な化合物と組み合わせたその使用；哺乳動物、特にヒトにおける、そのような疾患の治療法；特に増殖性疾患、例えば腫瘍の治療用の医薬組成物（薬剤）の製造における、単独かまたは1つまたはそれ以上の他の医薬的に活性な化合物と組み合わせたそのような化合物の使用に関する。
Patent JP-2004538447-A (JP)
Title: 動力学アッセイ
IPC: C07J43/00
Filed: 2002-05-14
Abstract: 平衡に近づかない、動力学に基づいたアッセイである迅速アッセイで使用する、一般式Ｘ−Ｗ−Ｙ−Ｚを有するハプテン−リンカー−大型グループのコンジュゲートである(式中、Ｘはハプテンであり、Ｗは任意選択でチオエーテルまたはエーテル基であり、Ｙは１０個以上の原子長のリンカーであり、Ｚは、Ｙが存在しない場合にＸのリガンドへの結合に対して立体障害を与えるのに十分なサイズの大型グループである)。また、このコンジュゲート、アッセイ方法およびキットを作成する方法も提供される。本発明のコンジュゲート[(５)−ＯＶＡ]を利用した本発明のアッセイは、より短いリンカーを有するコンジュゲート[(２)−ＯＶＡおよび３−ＯＶＡ]を用いた同じアッセイより優れた感度を提供する。
Patent JP-2004519620-A (JP)
Title: インジェクタのための高圧シールエレメント
IPC: F02M47/02
Filed: 2002-05-21
Abstract: 本発明は、燃料を内燃機関の燃焼室内に噴射するためのインジェクタに関する。インジェクタ（１）は、インジェクタケーシング（２）を有していて、このインジェクタケーシング（２）内に挿入部（７）を包囲する圧力室（３）が形成されている。この圧力室には、高圧導入部（２１）を介して高圧下にある燃料が充填される。圧力室（３）を介して制御室（２５）が圧力負荷され、この制御室（２５）は、インジェクタケーシング（２）内で孔（６，４６）内に固定された挿入部（７）と弁部材（２６）とによって仕切られている。弁部材（２６）は、挿入部（７）内でストローク運動（４７）を行う。挿入部（７）の外周面（８）には、金属製の一体的なシールエレメント（９）が摩擦結合（１４）で固定されている。シールエレメント（９）は、圧力室（３）内に形成された高圧にさらされる。
Patent JP-2004212239-A (JP)
Title: Method of conducting abnormality diagnosis and tendency management of apparatus including hydraulic servo system
Inventor: NOZAKI NAOHIRO
IPC: G01M99/00
Filed: 2003-01-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of conducting abnormality diagnosis and tendency management of an apparatus including a hydraulic servo system without stopping the apparatus and accurately.  <P>SOLUTION: A transfer function of an apparatus is identified with two kinds of models, which are a primary delay system and a secondary delay system, using input/output signals u, y of the apparatus including a hydraulic servo system in operation and an estimator including a state equation. The state equation of the estimator to be used is the one which represents the behavior of a target hydraulic servo system by an asymptotically stable state transition equation which does not include unknown parameters and an output equation which includes unknown parameters to be identified. Based on the combination of a time constant T of the primary delay system, a stationary gain K<SB>1</SB>, a resonance frequency ω of the secondary delay system, an attenuation coefficient ζ, and a stationary gain K<SB>2</SB>, abnormality diagnosis and tendency management of the apparatus are conducted. Accordingly, parameters such as T, ζ, K1, K2, ω can be accurately identified without stopping the apparatus using input/output data of the apparatus in operation, thereby abnormalities diagnosis and tendency management of the apparatus including a hydraulic system simply, can be conducted accurately, and quickly.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004211828-A (JP)
Title: Double-acting hydraulic operating device
Inventor: KIMURA KIYOSHI
IPC: B21D28/24
Filed: 2003-01-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a double-acting hydraulic operating device of low cost by simplifying a mechanism for performing the returning motion and securing the certainty of the operation.  <P>SOLUTION: An oil supply passage is separated into a first oil supply passage 15 communicated with a hydraulic pump device 6 at its one end, and opened to a through hole 21 for valve guide at the other end, and a second oil supply passage 16 communicated with a cylinder chamber 13 at a rear side of a piston flange at its one end, and opened to the through hole 21 for valve guide at the other end, and a small space 19 surrounded by a vertical wall 4 and a motor shaft bearing 3b of an electric motor 3 is formed between an oil return passage 17 and an oil tank 5. The oil return passage 17 is communicated with a cylinder chamber 12 at a piston flange front side at its one end, and opened to the through hole 21 for valve guide at the other end. The connection and disconnection of the first oil supply passage 15 and the second oil supply passage 16 is switched by a front circumferential groove part 26, and the connection and disconnection of the first oil supply passage 15 and the oil return passage 17, and the oil return passage 17 and the small space 19 is switched by a rear circumferential groove part 27.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004215036-A (JP)
Title: Voice guidance system and apparatus having voice guidance function
Inventor: HIRAOKA TORU
IPC: G10L13/04
Filed: 2003-01-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a voice guidance system and an apparatus having a voice guidance function for guiding the operation for the procedures which a user wants.  <P>SOLUTION: When voice information acquired by a voice input section 7 via a microphone 17 matches the message data in a message data table 31 recorded in advance in a ROM 3, the voice guidance system acquires from a server voice data for voice guidance indicated by the message data, and a message generation control unit 8 reproduces and outputs the acquired voice data via a speaker 9.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004210210-A (JP)
Title: Balance-corrected aluminum wheel and method for correcting balance of aluminum wheel
Inventor: ABE KISHIRO
IPC: B60B3/06
Filed: 2003-01-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a balance-corrected aluminum wheel in which the unbalance quantity can be easily suppressed within a standard value, and a method for correcting the balance of the aluminum wheel.  <P>SOLUTION: (1) In the balance-corrected aluminum wheel 10, at least one of an excessive material 13 of a root portion of a rim and a disk, an excessive material 14 of a center rib, and an excessive material 15 of a side wall portion is cut, and the cutting quantity and the cutting position are controlled corresponding to the unbalance quantity to correct the balance. (2) In the method for correcting the balance of the aluminum wheel, the aluminum wheel is balance-measured to obtain the unbalance quantity and the unbalance position, the aluminum wheel is positioned, at least one of the excessive material 13 of the root portion of the rim and the disk, the excessive material 14 of the center rib, and the excessive material 15 of the side wall portion is cut, and the cutting quantity and the cutting position are controlled corresponding to the unbalance quantity to correct the balance. According to the balance-corrected aluminum wheel and the method for correcting the balance of the aluminum wheel, when excessive material is removed by cutting, the cutting quantity and the cutting position are controlled corresponding to the unbalance quantity to correct the balance, and the balance of the wheel can be easily corrected by controlling the quantity and position for removal of excessive material.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004209132-A (JP)
Title: Washing machine
Inventor: UMETANI SHIGEO
IPC: D06F37/40
Filed: 2003-01-08
Abstract: <P>PROBLEM TO BE SOLVED: To enhance workability in using a washing machine such as attaching/detaching a washing lint filter, opening/closing a detergent port, putting in/out laundry by allowing a handling person to changeover a clutch himself in the washing machine for transmitting motor power to a rotary blade or an inner layer by the clutch (reduction mechanism commonly used as a connection changeover means).  <P>SOLUTION: An inner tub 4 for storing the laundry is enclosed in an outer tub 3. The rotary blade 6 is arranged in the bottom part of the inner tub 4 so as to be freely rotatable. The power of a motor 11 for driving the inner tub 4 and the rotary blade 6 is transmitted to the rotary blade 6 or the inner tub 4, and also the connection is changed-over by the clutch 12. The motor 11 and the clutch 12 are controlled by a controller 37. The controller 37 changes over the connection of the clutch 12 to the rotary blade 6 or the inner tub 4 by the special operation of an input setting means 36 to set operation contents.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003270794-A (JP)
Title: Projection aligner
Inventor: KOBAYASHI YOSHINORI
IPC: H05K3/00
Filed: 2003-01-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a projection aligner for forming a specified pattern on a printed wiring board by driving a mask and the printed wiring board in a main scanning direction to perform scanning while transferring the image of the mask where a specified pattern is formed to the printed wiring board by a light source fixed at a specified position, capable of exposing the image of the mask at a different enlarging and reducing rate in a main scanning direction and in a subscanning direction and further preventing a remarkably indistinct area from being formed at the edge part of a linear image to be exposed.  <P>SOLUTION: The projection aligner is provided with a control means controlling an enlarging and reducing rate setting means and a driving mechanism, and controlling so that a difference between the enlarging and reducing rate of a projection optical system and the ratio of the driving speed of the printed wiring board to the driving speed of the mask may be within an allowable value decided according to line width to be exposed on the printed wiring board.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004220934-A (JP)
Title: Holding grip
Inventor: KODERA HIROJI
IPC: H01B13/00
Filed: 2003-01-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a holding grip capable of surely holding a held object such as an electric wire without deforming it, and capable of reducing the size of a device by simplifying a structure.  <P>SOLUTION: This grip 1 holds the held object such as the electric wire by a pair of pressing means 24. Each pressing means 24 is provided with a sliding part 33 slidable in a vertical direction, and an abutting part 34 projected from near an upper end of the sliding part 33 toward the other sliding part 33 side, having a plurality of projected claw parts 36 formed in parallel in a longitudinal direction of the held object at a constant interval and making the upper end or lower end of the projected claw part 36 abut on the held object. In the abutting part 34, the projected claw part 36 of the pressing means 24 on another side is inserted in a space 38 between adjacent projected claw parts 36 and arranged without being mutually overlapped in a vertical direction.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004221397-A (JP)
Title: Method of cleaning semiconductor manufacturing apparatus and method of manufacturing semiconductor device
Inventor: DEN HIROOMI
IPC: H01J37/32
Filed: 2003-01-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of cleaning a semiconductor manufacturing apparatus which can form a semiconductor thin film without an abnormality in film thickness, a processing malfunction in etching, film peeling, etc., by preventing fluorine degassing from a substrate supporting electrode and the lowering of a temperature of the periphery of a substrate in forming the film thereon, and to provide a method of manufacturing a semiconductor device.  <P>SOLUTION: This method of cleaning a semiconductor manufacturing apparatus comprises a process (1) wherein an inert gas and/or fluorine reducing gas are fed from the rough center of an electrostatic chuck 108, so that a clearance between a ceramic cover 110 and the electrostatic chuck 108 is positive-pressurized to the inside of a chamber 104 when cleaning is conducted by fluoride-based cleaning gas while closely arranging the ceramic cover 110 on the electrostatic chuck 108; a process (2) wherein the ceramic cover 110 is subjected to fluorine reducing treatment exposing the surface of the electrostatic chuck 108; a process (3) wherein a SiO film containing excessive Si is formed on the surface of the electrostatic chuck; and a process (4) wherein the inside of the chamber is subjected to the fluorine reducing treatment using hydrogen gas and the inert gas, while semiconductor thin film formation is on standby before the substrate is carried into the chamber 104.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004227081-A (JP)
Title: Noncontact data receiver/transmitter and capacitance control method for antenna of the same
Inventor: UMEDA MAKOTO
IPC: G06K19/077
Filed: 2003-01-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a simple-structure, low-cost and high-reliability noncontact data receiver/transmitter that allows capacitance control such as capacitance increase, and control the value of capacitance of an antenna therefor.  <P>SOLUTION: The noncontact data receiver/transmitter 10 has the antenna 2 comprising a conductor on a backing 1, and has an IC chip 3 mounted for data receiving/transmitting operation via the antenna 2 and writable data storing/holding operation. The antenna 2 is provided, in a given place, with a separate sheet 9 with at least one capacitor island part precursor 8, and the capacitor island part precursor 8 at least includes a conductive polymeric microcapsule using a conductive conjugate polymer as a core substance and an insulating substance as a wall film.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004225757-A (JP)
Title: Rubber bushing
Inventor: OKADA KATSUZO
IPC: F16F15/08
Filed: 2003-01-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a rubber bushing capable of regulating spring characteristics perpendicularly to an axial direction, and enlarging spring characteristics in the axial direction in a rubber bushing fixed with the axial direction set vertical to a vehicle to a rear axial hole of a lower arm as an L-shaped metal fitting.  <P>SOLUTION: The rubber bushing 10 is provided with an inner cylinder metal fitting 11, an outer cylinder metal fitting 15 disposed apart from the inner cylinder metal fitting diametrically outward of it, and coaxially to it, and a rubber elastic material main body 21 disposed between the inner and the outer metal fittings to elastically connect both metal fittings to each other. On an outer circumferential surface of the inner cylinder metal fitting, a circular projection 13 diametrically projected comprising side surfaces in the axial direction as perpendicular surfaces 13a perpendicular to the axial direction is provided at a center part in the axial direction. A rubber elastic material projection 25 is integrally provided to be projected outward in an axial direction from a part of the rubber elastic material main body in a circumferential direction on both end sides in an axial direction of the rubber elastic material main body.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004224380-A (JP)
Title: Container cap, and container using the same
Inventor: YAMANAKA SHIGEHIRO
IPC: B65D55/16
Filed: 2003-01-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a container cap, which has a structure that prevents an anchoring string for anchoring a cap body to a container body from twining around the container body when the cap body is turned to open or close the container, and is composed of a few number of components.  <P>SOLUTION: The container cap 11 comprises the anchoring string 3 for anchoring the cap body 1 to the container body 5, and a circular anchor 2 for coupling one end of the anchoring string 3 to the cap body 1. The circular anchor 2 is cut separated at one spot on its circumference, and locking parts 4a, 4a for locking the end of the anchoring string 3 are formed on both ends of the cut separated portion to be opposite to each other. A circular groove 7, which engages with the cut circular portion of the circular anchor 2, is formed on the head of the cap body 1, and the cut circular anchor 2 is fitted loosely on the circular groove 7. Then, one end of the anchoring string 3 is locked to the locking parts 4a, 4a so as to join them 4a, 4a together to form a turning mechanism.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003289060-A (JP)
Title: Cleaning liquid for substrate for semiconductor device and cleaning method
Inventor: IKEMOTO SHIN
IPC: C11D3/20
Filed: 2003-01-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide cleaning liquid and a cleaning method by which minute particles or an organic contaminant stuck on the surface of a substrate can be removed by cleaning without corroding the surface of the substrate and the surface thereof in highly cleaned in the substrate for a semiconductor device.  <P>SOLUTION: The cleaning liquid for the substrate for a semiconductor device contains at least following elements (A), (B) and (C), and the cleaning method using the cleaning liquid is used. The element (A) is an ethylene oxide type surfactant that has a hydrocarbon group and polyoxyethylene that may have a substituent (excluding phenyl group) and wherein the ratio (m/n) of the carbon number (m) in the hydrocarbon group to the oxyethylene number in the polyoxyethylene group is 1 to 1.5, the carbon number (m) is 9 or more, and the oxyethylene number (n) is 7 or more, the element (B) is water, and the element (C) is an alkaline or an organic acid.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004225470-A (JP)
Title: Percussion drilling apparatus
Inventor: GYODA TAKAMASA
IPC: E21B12/06
Filed: 2003-01-27
Abstract: <P>PROBLEM TO BE SOLVED: To prevent drilled soil and sand to be removed from escaping, and rapidly remove soil and sand sticking to the inside of a drilling blade.  <P>SOLUTION: A percussion drilling apparatus comprises a drilling blade 4A arranged so as to narrow the mounting diameter with the drilling blade 4A oriented to the blade edge for compressing sand and and soil taken in the inside of the drilling blade sideways. The percussion drilling apparatus is widened in the diametral direction when it is intruded into the underground. When lifting up the blade, it has such a rigidity corresponding to the soil quality as returns to the original diameter again. In the vertical direction, it compress the drilled sand and soil against an elastic body 6, and when discharging the sand and soil, the sand and soil sticking to the blade 4A can be rapidly removed by a sliding plate 5.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004234091-A (JP)
Title: Change saving service system, vending process device, server, program, and method for change saving service
Inventor: SUYAMA TAKESHI
IPC: G06Q20/06
Filed: 2003-01-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for change saving services that makes it possible to obtain information for understanding the tendency of customers to do purchasing, while providing a function to save changes or services that can be provided by the function to allow a store to differentiate from other stores.  <P>SOLUTION: A card reader 12 reads a customer's membership card 32. A POS system 11 has a means for receiving read information to determine if the customer is a member for saving changes; a means for calculating changes obtained when an aggregate sum for the articles or the like purchased by the customer is subtracted from a sum deposited; and a means for sending the amount of changes as the amount to be received or paid to a change saving management server 21, together with purchase information and a member ID, if the customer is a member. The change saving management server 21 has a means which retains the ID, individual information and change account information of each customer in a customer information DB 211 and which updates the balance of the change account of the corresponding member according to the amount to be received or paid and stores purchase information. A customer-oriented Web server 22 provides member-oriented Web services using account information.  <P>COPYRIGHT: (C)2004,JPO&NCIPI