baber/WOPTO huggingface dataset:
Patent JP-2007520442-A (JP)
IPC: A23K1/16
Filed: 2004-07-30
Abstract: Flax protein isolates are obtained in a procedure in which flax oil seeds are initially extracted to remove mucilage therefrom prior to crushing to recover the oil and produce a meal. The flax protein meal then is processed to recover a flax protein isolate therefrom.
Patent JP-2007513389-A (JP)
IPC: G08G1/095
Filed: 2004-08-19
Abstract: A traffic detection and signal system for pathways within an industrial work environment and method therefor includes at least one sensor positioned to detect objects approaching a pathway intersection and at least one visual indicator electronically linked to the at least one sensor to visually indicate that an object is approaching. The system further includes a controller electronically coupled to the at least one sensor and visual indicator to receive a signal that an object is approaching a pathway intersection and transmit a signal to energize the at least one visual indicator.
Patent JP-2007503717-A (JP)
Title: Ｌｄｍｏｓトランジスタを有する電子装置
IPC: H01L29/06
Filed: 2004-08-24
Abstract: 本発明のＬＤＭＯＳトランジスタは、段付きシールド構造及び／又は第１及び第２ドレイン延長領域を具備し、前記第１ドレイン延長領域は、前記第２ドレイン延長領域よりも高いドーパント濃度を有し、前記シールドによって被われている。
Patent JP-2007505298-A (JP)
Title: 車両の周囲にある障害物の輪郭を検出するための方法およびコンピュータプログラム
IPC: G01S13/931
Filed: 2004-07-08
Abstract: 【課題】本発明は、好ましくは車両の側方領域に組み込まれているセンサ手段（１１０）によって、走行する車両（２００）の周囲にある障害物（３００）の輪郭を検出する方法に関する。 【解決手段】発生された反射信号をまず数学的に平均化して、かくて得られた平均化された反射信号から、障害物の実際の位置および障害物の輪郭の実際の形状をより正確に導き出すことができる。
Patent JP-2007505974-A (JP)
Title: カルボキシメチルセルロース（ｃｍｃ）増粘剤系を含むテープジョイント組成物
IPC: E04F13/02
Filed: 2004-09-14
Abstract: ＣＭＤＳが０．７６より大きい、または、０．７６に等しく、場合により非イオン性共増粘剤を含むＣＭＣ、または、ＣＭＤＳが０．７５未満のＣＭＣが、テープ状ジョイントコンパウンドにおいて、レオロジー改質剤および部分的なクレイ代用品の両方として用いられる。このクレイレベルの顕著な減少は、ジョイントコンパウンドにおけるクレイのマイナスの特徴の多くを排除するのに十分である。
Patent JP-2007506108-A (JP)
IPC: C12Q1/68
Filed: 2004-09-22
Abstract: A polyelectrolyte having multiple exposed functional groups, each such group being capable of covalently bonding to a molecule, is immobilized on a surface for the purpose of bonding to a biomolecule. The biomolecule can be, for example, a nucleic acid, e.g., an amine functionalized oligonucleotide. The polyelectrolyte can include, e.g., BSA (Bovine Serum Albumin) which is bound to a functionalized surface using a covalent immobilization strategy, e.g., reaction with the surface of a tosyl-activated microparticle. Following such reaction, exposed reactive functional groups on the protein, such as amine, carboxyl, thiol, hydroxyl groups can further be utilized to covalently couple the oligonucleotide of interest using suitable chemistry.
Patent JP-2007500068-A (JP)
IPC: A61M25/16
Filed: 2004-05-27
Abstract: A medical device having a segmented construction. In at least some embodiments, a medical device including a plurality of conductive elongated members that are of such a length and are connected together in such a manner to impart a degree of MRI compatibility to the device. In some embodiments, the elongated members can include a series of solid elongate members and tubular elongate members, which construction provides one way to control at least some properties of the device, for example, stiffness, torque transmission, flexibility, shape retention, and the like. In yet some additional embodiments, at least one of the elongated members has a recess into which a protrusion of another elongated member may fit.
Patent JP-2007507664-A (JP)
IPC: B67D7/30
Filed: 2004-09-07
Abstract: A pump system includes a peristaltic pump having a rotor, a motor and a controller. The motor is configured to drive the peristaltic pump so as to deliver a liquid product from a source to a receiving location. The controller monitors a drive current of the motor so as to track rotation of the pump's rotor. The controller counts units of rotation of the pump's rotor, and stops the motor when the counted units of rotation reach a specified target count value.
Patent JP-2007507711-A (JP)
Title: バイオセンサ
IPC: G01N27/26
Filed: 2004-09-21
Abstract: 少なくとも１つの試薬が、作用電極の一部、作用電極から作用電極と結合している電気接点にまで至る導電性トラック、または作用電極と結合している電気接点を形成している、バイオセンサ。例えば、バイオセンサは、メディエータ、または酵素または双方を作用電極自体に含ませることが可能である。他の試薬を、電極自体に対して直接に、または、メッシュや膜などの基質に酵素をしみ込ませて、次に含浸したメッシュや膜を電極上に置くことによって、施すことが可能である。代替例では、バイオセンサはメディエータ、または酵素または双方を、作用電極から作用電極と結合している電気接点に至る導電性トラックに含ませることが可能である。別の代替例では、バイオセンサは、メディエータ、または酵素または双方を、作用電極自体と結合している電気接点に含ませることが可能である。さらに、バイオセンサは、メディエータ、または酵素または双方を、バイオセンサの前述の少なくとも２つの成分に含ませることが可能である。
Patent JP-2007508960-A (JP)
Title: 袋製造機の操作卓
IPC: B31B19/74
Filed: 2004-10-12
Abstract: 本発明は、操作卓を有する袋（２、１２３）製造機（１３５）に関する。この操作卓において、製造機（１３５）の設定を、袋（２、１２３）の製造パラメータが変化するように変更することができる。この操作卓は、袋（２、１２３）を図解表現することができる表示装置（１）を含んでいる。 【選択図】図１
Patent JP-2007516109-A (JP)
Title: 立体輪郭の型を取り、それを維持する方法
IPC: A61G5/10
Filed: 2004-10-14
Abstract: 立体（三次元の）型取りシステムのための方法およびシステムであり、ほぼ気密なリザーバを構成している可撓性のハウジングと、リザーバ内に入れた或る量の粒子と、リザーバ内に入れた或る量の気体および／または液体と、リザーバと連通していて、リザーバから気体および／または液体の少なくとも一部を選択的に抜くことのできる弁システムとを含む。型取りされた立体型は選択的に消去可能である。 【選択図】図４
Patent JP-2007509903-A (JP)
Title: 抗原送達のための微粒子の使用
IPC: A61K9/00
Filed: 2004-11-03
Abstract: 本発明は、抗原送達およびワクチン免疫処置ストラテジーに使用され得る微粒子に関する。本発明は、特に、ヒト免疫不全ウイルス(HIV)感染の予防および処置に有用な微粒子に関する。
Patent JP-2007519312-A (JP)
IPC: H04R25/00
Filed: 2004-11-16
Abstract: User disposable sleeves for use with sound controlling structures having a non-constant radial profile can include an inner portion adapted to releasably attach to the sound controlling structure and an outer portion adapted to fit within a user's ear canal. The user disposable sleeve can include holding means configured to releasably secure the sleeve to the elongate sound controlling structure and fitment means configured to conform to an inner surface of an ear. The fitment means can be fixedly disposed over the holding means.
Patent JP-2007514711-A (JP)
Title: 抗増殖活性を有する３−シアノ−キノリン誘導体
IPC: C07D498/08
Filed: 2004-12-15
Abstract: 【化１】       本発明は、式（Ｉ）の化合物、そのＮ−オキシド形態、製薬学的に許容しうる付加塩および立体化学的異性体に関する。式（Ｉ）の化合物は、チロシンキナーゼ酵素を阻害する。
Patent JP-2007520034-A (JP)
IPC: H01J61/067
Filed: 2004-07-30
Abstract: The invention relates to a low-pressure discharge lamp comprising a glass discharge vessel ( 1 ) which is substantially tubular in form and which is closed in a gas-tight manner on the ends thereof, a filling consisting of an inert gas mixture and quicksilver, in addition to an optional luminous coating on the inner wall of the discharge vessel ( 1 ). Two current supply inlets are respectively melted into the two ends of the discharge vessel ( 1 ), with a helical electrode secured thereto ( 5 ). The invention is characterized in that in order to increase the switching resistance of the lamp in a cold start operation, at least one other electrode ( 7,8 ) made of a conductive material is arranged in the region between the helical electrode ( 5 ) and the connecting end of the discharge vessel ( 1 ) and one end of said other electrode ( 7, 8 ) is electrically connected to one of the two current supply inlets ( 3,4 ).
Patent JP-2007521980-A (JP)
Title: 研磨パッドのベースパッド及びそれを含む多層パッド
IPC: B24B37/22
Filed: 2005-02-16
Abstract: 【課題】開示されたものは、化学的機械研磨又は平坦化加工中、研磨スラリーと共に使用される研磨パッドのベースパッド及びそれを用いる多層パッドである。本発明のベースパッドは微細孔を有さないため、研磨スラリー及び水の浸透を防止することができ、また、物性の不均一化を回避することができる。それにより、研磨パッドの寿命を長期化することができる。 【選択図】図１
Patent JP-2007522246-A (JP)
Title: インターロイキン−１３拮抗剤粉末剤、スプレードライ粒子、及び方法
IPC: A61K9/00
Filed: 2005-02-14
Abstract: 粉末剤はIL-13拮抗剤を含み、この粉末剤の空気動力学的粒径質量中央値(MMAD)は約10μm未満である。組成物はIL-13拮抗剤を含むスプレードライ粒子を含む。対象者の肺にIL-13拮抗剤を投与する方法は：IL-13拮抗剤を含む乾燥粉末組成物を分散させてエアゾールを形成する工程；及び対象者による上記エアゾールの吸入によって対象者の肺にエアゾールを送達し、それにより対象者の肺へのIL-13拮抗剤の送達を確実にする工程を含む。IL-13に関連した症状を治療する方法は：IL-13拮抗剤を含む治療上有効な量の乾燥粉末剤を肺に投与する工程を含む。IL-13拮抗剤を含む粉末剤を製造する方法は：IL-13拮抗剤、任意の添加剤及び溶媒を組み合わせて混合物又は溶液を形成する工程；及びこの混合物又は溶液をスプレードライして粉末剤を得る工程を含む。
Patent JP-2007522249-A (JP)
Title: 精神医学的状態の処置のための、ｎｍｄａレセプターアンタゴニストと、抗うつ薬であるｍａｏインヒビターまたはｇａｄｐｈインヒビターとの併用
IPC: A61K9/28
Filed: 2005-02-14
Abstract: 大うつ病（特に、不応性うつ病、双極性うつ病、およびうつ病と関連する変質）の処置のための新規の療法および改善された療法を開発することに対する明らかな必要性が存在する。本発明は、うつ病のような精神医学的状態を処置するための、方法ならびにＮＭＤＡレセプターアンタゴニストおよび抗うつ薬を含む組成物に関する。本発明の組成物は、ＮＭＤＡレセプターアンタゴニスト、抗うつ薬である第二の薬剤、および薬学的に適切なキャリアを含み、ここで、このＮＭＤＡレセプターアンタゴニストまたは第二の薬剤の少なくとも一方は、持続放出投与形態で提供される薬学的組成物である。
Patent JP-2008170502-A (JP)
Title: Wiring connection device
Inventor: HOSHINO YOSHINORI
IPC: G02B6/00
Filed: 2007-01-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a wiring connection device capable of loading with high density (in large quantities) optical adaptors to which optical cables are connected, downsizing (thin profiling) the entire system as well as facilitating additional installation, achieving improved optical cable route and workability, and providing safe optical cable connection free of damage to optical cables.  <P>SOLUTION: The wiring connection device 20 includes a tray 21 in which a plurality of wiring connection members 31 for connecting a plurality of wiring lines 29, 30 are arranged inside and a tray housing 22 in which the tray 21 is housed. The device 20 is characterized in that the tray 21 is freely rotatably installed in the tray housing 22 and that, near the center of the rotation of the tray 21, a wiring introducing port 36 is formed which introduces the plurality of wiring lines 29, 30 into the tray 21.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008168959-A (JP)
Title: Auxiliary device for isolating paper sheet
Inventor: KAZAMA DAISUKE
IPC: G06M9/00
Filed: 2007-01-09
Abstract: <P>PROBLEM TO BE SOLVED: To realize inexpensive manufacturing costs and stable operation performance in an auxiliary device A for isolating advertising leaflets.  <P>SOLUTION: This device is configured to isolate the specified number of the leaflets JA from a plurality of the leaflets J in an accumulated and pressed state by using an isolating claw 3 that can be inserted between page spaces of the plurality of the leaflets J. It is provided with a specified number pushing out means 7 pushing the leaflets JA on the upper side of the isolating claw 3 inserted by an isolating claw inserting means 6 out from the upper surface of the leaflets JB on the lower side of the isolating claw 3. The specified number pushing out means 7 stops push-out at a position where a part of the lower face of the leaflets JA on the upper side of the claw 3 is left on the upper face of the leaflets JB on the lower side of the claw 3, and forms a push-out section J1, that pushes the part of the lower face of the leaflets JA on the upper side of the claw 3 out from the upper face of the leaflets JB on the lower side of the claw, on the lower face of the leaflets JA on the upper side of the claw 3.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008108684-A (JP)
Title: Water-stop structure of drain wire in shielded wire, and method for stopping water in drain wire
Inventor: HAGI MASAHIRO
IPC: H01B7/00
Filed: 2007-01-10
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the size of a water stopping part of a drain wire, to reduce costs for water stopping processing, and to provide high shield performance.  <P>SOLUTION: The drain wire 11 led out from the interior to the exterior of a shielded wire 10 is covered with a heat shrinkable tube 15 made of an insulating resin or with a rubber tube 50 including silicone or EPDM (ethylene-propylene rubber), while a water-stop agent 16 is penetrated between element wires of the drain wire in the heat shrinkable tube 15 or the rubber tube 50. In addition, a boundary portion between a terminal 20 connected to an end of the drain wire 11 and the heat shrinkable tube 15 is covered with a rubber stopper 21.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007209337-A (JP)
Title: Cockroach trap
Inventor: MATSUDA KAZUHIKO
IPC: A01M1/14
Filed: 2007-01-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cockroach trap slight in shape error by its components' assembling operation when to be used, resistant to deformation, and enabling cockroach to be efficiently captured in either posture, i.e. even if laid horizontally or perpendicularly.  <P>SOLUTION: The cockroach trap has the following construction: Both opposing sides of the inner wall of the main body 11 are provided with adhesive parts and a flap 30 is provided at a first rim 31b and a second rim 32b constituting an opening 50, wherein the flap 30 forms a first slope part 31 folded inward along the first rim 31b, a second slope part 32 folded inward along the second rim 32b, and a slope-holding part 33 furnished consecutively along the first rim 31b and the second rim 32b at the boundary between the area extending from the first rim 31b and the area extending from the second rim 32b and specifying the tilt angle of a first slope 31 in contact therewith through being folded inward and also folded outward on the line going from the contact of the first rim 31b and the second rim 32b to the end of a second slope 32.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007200890-A (JP)
Title: Organic electroluminescent display and manufacturing method therefor
Inventor: CHOI DONG-SOO
IPC: G09F9/00
Filed: 2007-01-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide an organic electroluminescent display capable of preventing damages to elements due to high temperature by laser irradiating on glass frit at sealing of substrates.  <P>SOLUTION: The organic electroluminescent display comprises a substrate 300 comprising a pixel region I and a non-pixel region II and a sealing substrate 420. The pixel region comprises a thin-film transistor, a first electrode 380 which is connected respectively to its source and drain electrodes 360a, 360b, a pixel definition film 390 located on it, an organic film layer 400 which is located on it and is connected to the first electrode, and a second electrode 410 which is located on it and is connected to the organic film layer. The non-pixel region comprises a first metal wiring 340b, an interlayer insulating film 350 located above it, a second metal wiring 360c and a third metal wiring 360d which are located immediately above the interlayer insulating film located directly above the first metal wiring, and glass frit 430 which is located on the interlayer insulating film separated from the first metal wiring and seals the substrate and the sealing substrate.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008180927-A (JP)
Title: Liquid crystal display panel, and chromaticity measuring method of color filter substrate of liquid crystal display panel
Inventor: NAKAHARA TAE
IPC: G02B5/20
Filed: 2007-01-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a VA mode liquid crystal display panel provided with a color filter substrate having a chromaticity measuring part and to provide the chromaticity measuring method of the color filter substrate.  <P>SOLUTION: The liquid crystal display panel has an array substrate wherein a plurality of pixels disposed in a matrix shape are formed and a switching element and a pixel electrode are formed in each pixel, a color filter substrate CFA having a color filter layer, vertical alignment layers layered on the array substrate and the color filter substrate CFA respectively, and a liquid crystal layer disposed between the array substrate and the color filter substrate CFA and having negative dielectric anisotropy. Light shielding films 36a and 36b and a black matrix 38b for preventing light leakage are partially provided in the inner part of a position corresponding to each pixel in the color filter substrate CFA and at least a part of each light shielding film 36A of partial pixels Cr, Cg and Cb is removed to form the chromaticity measuring part.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008187267-A (JP)
Title: Moving picture printer
Inventor: TAKAHASHI ATSUSHI
IPC: G06T3/00
Filed: 2007-01-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a moving picture printer which edits a mobile easily, when the mobile body in a moving image is edited to create a static image.  <P>SOLUTION: The moving image printer has a capture means for capturing image data of a frame, designated by a user and image data for a plurality of frames in front of and behind it; a mobile detecting means for detecting a mobile body image in the moving image from the image data of the plurality of frames captured by the capture means; an image separating means for separating a frame image, designated by the user into the mobile body image detected by the mobile body detecting means and a background image; a mobile image editing means for editing the mobile body image, in response to the user's operation; a static image generating means for compositing the mobile body image edited by the mobile body image editing means and the background image to generate the static image; and a printing means for printing the static image generated by the static image generating means.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007243162-A (JP)
Title: Cleaning composition
Inventor: RAO MADHUKAR BHASKARA
IPC: H01L21/027
Filed: 2007-01-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide an aqueous cleaning composition which is used for removing unwanted organic and inorganic residues and contaminants from semiconductor substrates.  <P>SOLUTION: The cleaning composition comprises a component, such urea derivatives, for example, dimethyl urea, as the component that is principally responsible for removing organic residues from the substrate. A fluoride ion source is also included in the cleaning compositions and is principally responsible for removing inorganic residues from the substrate. The cleaning compositions have low toxicity and are environmentally allowable.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008184288-A (JP)
Title: Manufacturing device and method of resin container
Inventor: ISHII TOSHIYUKI
IPC: B65G47/68
Filed: 2007-01-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing device and a method capable of improving manufacturing efficiency of a resin container.  <P>SOLUTION: The manufacturing device 1 of the resin container is provided with a molding machine 2 for molding a molding sheet B, a cutting device 7 for cutting the molding sheet B and producing separated containers C and a transporting device 8 for transporting the container C and piling it on another container C. With a plurality of cutting devices 7 and transporting devices 8, the molding sheet B can be cut and transported in a plurality of passages L1, L2. A distribution mechanism 6 for distributing the molding sheet B to two passages L1, L2 is provided between the molding machine 2 and the cutting devices 7.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008185290-A (JP)
Title: Carbon dioxide coolant heat pump type hot water supply apparatus
Inventor: OTA AKIRA
IPC: C10N20/02
Filed: 2007-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heat pump type hot water supply apparatus with consideration to the environment, capable of easily reducing leaking current, and capable of securing wear resistance of a compressor sliding part, in regard to a heat pump type hot water supply apparatus using a carbon dioxide coolant (CO<SB>2</SB>).  <P>SOLUTION: In a refrigeration cycle circulating the carbon dioxide coolant via a hermetic electric compressor sucking in and compressing the carbon dioxide coolant, a heat exchanger radiating heat of the coolant delivered from the compressor, a decompressor decompressing the coolant flowing out from the heat exchanger, and a heat exchanger absorbing heat of the coolant decompressed by the decompressor, polyol ester oil, or its mixed oil is used as refrigerating machine oil of the hermetic electric compressor.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007208988-A (JP)
Title: Mutiphase electronic oscillator and method
Inventor: TZARTZANIS NESTOR
IPC: G06F1/04
Filed: 2007-02-01
Abstract: <P>PROBLEM TO BE SOLVED: To improve noise characteristics and power consumption characteristics of a multiphase electronic oscillator so as to cause an oscillation direction to be reversible during an operation.  <P>SOLUTION: The multiphase oscillator has a plurality of delay stages connected in series in the form of a loop with a plurality of nodes. The loop is folded so as to provide two concentric delay stages having the same number of assigned nodes. A second plurality of negative resistance elements are prepared, and each element has a first output connected to a node of a first concentric ring and a second output connected to a node of a second concentric ring. Each of such outputs is switched between first and second voltage levels, and outputs a signal to which a negative resistance is connected during at least a portion of transition between the voltage levels. The output of the element is switched to the opposite voltage level. With this arrangement, a high-voltage pulse is propagated through the delay stage loop, and a low-voltage pulse is propagated later. A circuit for controlling the propagation direction of the pulse is also disclosed.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008192018-A (JP)
Title: Radio adapter for image display device
Inventor: KUBOTA SHINJI
IPC: G06F1/26
Filed: 2007-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To further improve convenience in using a radio adapter which makes a data communication link wireless.  <P>SOLUTION: An image display device 100 displays an image using at least one of image data supplied from two data communication links. The image display device 100 has a first connector 142 and a second connector 152 which connect the display device to two data communication links respectively. The second connector 152 out of these two connectors 142 and 152 can supply power to an external device. A radio adapter 200 which transmits data to this image display device 100 has a data transfer section 210 which is connected with the first connector 142 and transmits data to the image display device 100, and a power reception section 240 which receives power supply from the image display device 100.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008188561-A (JP)
Title: Electric stirrer
Inventor: NAKAYAMA TAKESHI
IPC: B01F15/00
Filed: 2007-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electric stirrer which does not damage the inside of a container by an edge portion of a stirring blade.  <P>SOLUTION: The tip part of a stirring shaft 14 projected from a body 12 of the electric stirrer 10 is fitted with the stirring blade 16, which is fixed by a cap nut 32 provided at the tip of the stirring shaft 14, and the length of the cap nut 32 is longer than that of a blade 24.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008193612-A (JP)
Title: Document processing apparatus and program
Inventor: SHIONOIRI HIROCHIKA
IPC: G06F21/62
Filed: 2007-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a system capable of keeping contents secret by setting the degree of secrecy to a desired portion of an electronic document.  <P>SOLUTION: A region setup unit 111 sets a region to be encrypted into an electronic document to be processed, and a disclosure level setting unit 112 sets a disclosure level of the region to be encrypted. An encryption processing unit 113 then encrypts the region to be encrypted using a document encryption key generated for each disclosure level. Furthermore, the encryption processing unit 113 encrypts a document decryption key of the same disclosure level using a key encryption key generated for each disclosure level. Moreover, the encryption processing unit 113 encrypts the document decryption key or the key decryption key of a disclosure level lower than that of the key encryption key itself. A document combination unit 114 adds such encrypted information for decryption encrypted by the key encryption key to the electronic document.  <P>COPYRIGHT: (C)2008,JPO&INPIT