baber/WOPTO huggingface dataset:
Patent JP-2004537269-A (JP)
Title: 細胞の生存性の増強を伴う高レベルのサイトカイン産生
IPC: C07K14/56
Filed: 2002-01-25
Abstract: 本発明は、特に、アポトーシス細胞死がＣｒｍＡの発現により抑制される条件下での、ヒト細胞培養物における増強されたサイトカイン産生のための組成物および方法に関する。１つの局面において、本発明は、サイトカインの産生のためのヒト細胞組成物を提供する。ここで、この細胞は、抗アポトーシスタンパク質をコードする配列の発現、および該抗アポトーシスタンパク質をコードする配列を発現しない対応する親細胞株によって示されるサイトカイン産生のレベルの少なくとも２倍（２×）のレベルのサイトカイン産生によって特徴付けられる。
Patent JP-2004519032-A (JP)
Title: プロセッサの介入あり又はなしでのハードウェアの初期化
IPC: G06F1/24
Filed: 2002-02-06
Abstract: 一実施態様で、初期化延長装置（１０２）が初期化期間を延長して、プロセッサ（１０４）が、装置（１０６）例えば特定用途向集積回路（ＡＳＩＣ）を、作動モードに入る前に、設定できるようにする。前記装置（１０６）は、リセット信号に応答して始まるレジスタの初期化期間にデフォルト値を設定するいくつもの制御レジスタ（１０８）を備えていてもよい。また、そのリセット信号は、延長タイマ（２０４）をトリガして、タイマにより延長される初期化期間をカウントダウンすることができる。タイマにより延長される初期化期間中、プロセッサ（１０４）は、延長制御信号、例えば延長ビット（２０６）をレジスタに書き込むことができる。初期化延長ユニット（１０２）は、タイマにより延長される初期化期間中、及び／又はレジスタが延長制御信号をもっている間、装置（１０６）を初期化モードに維持することができる。プロセッサ（１０４）は、装置（１０６）が作動モードに入ると実行できる一つ又は二以上の作動用に制御レジスタ（１０８）を設定することができる。
Patent JP-2004524655-A (JP)
IPC: H01M8/18
Filed: 2001-03-20
Abstract: A device for converting heat and/or radiation energy into electric energy. The device is comprised of a gastight chamber and at least one electrochemical cell arranged in said gastight chamber, which consists of an anode and a cathode, an electrolyte being placed between the former and the latter and the terminal leads being guided outward. The gastight chamber and the elctrochemical cell contain a gas or gas mixture, to which energy in the form of heat (Delta) and/or radiation (hnu) can be fed, wherein the gas or gas mixture comprises a molecular and a dissociated fraction, the proportion of which depends on the temperature and produces a difference in potential between the anode and the cathode.
Patent JP-2004534737-A (JP)
Title: 有機金属骨格材料およびその製造方法
IPC: C07C41/08
Filed: 2002-03-07
Abstract: 溶剤が少なくとも１種の環式アミド（ラクタム）および／または少なくとも１種の環式エステル（ラクトン）を含有する、金属塩を含む液状の混合物と、金属イオンと配位するために適切な少なくとも二座の有機化合物少なくとも１種とを、少なくとも１種の塩基および溶剤の存在下に反応させることを含む有機金属骨格材料の製造方法。
Patent JP-2004525368-A (JP)
Title: 金属イオンキレート錯体の密度勾配溶液
IPC: B01D17/02
Filed: 2002-03-06
Abstract: １種または複数の金属イオンキレート錯体溶液に遠心力場を加えることによって密度勾配を形成する方法が開示される。この密度勾配は自己形成平衡勾配であり、超遠心で生体粒子を分離するのに有用である。また、生体粒子をその密度に応じて分離する方法が開示される。また、その粒子密度に応じて密度勾配に沿って分かれているリポタンパク質粒子および１種または複数の金属イオンキレート錯体の密度勾配が開示される。
Patent JP-2004532978-A (JP)
Title: 受容体活性を検出する自動化された方法
IPC: G01N33/50
Filed: 2002-03-13
Abstract: インビトロおよびインビボでのＧタンパク質共役型受容体（ＧＰＣＲ）の活性を検出する方法を提供する。１つの実施形態では、本方法は、ＧＰＣＲを発現する少なくとも１個の細胞および複数の複合タンパク質を供するステップを含む。複数の複合タンパク質の各々は、アレスチンタンパク質と検出可能な分子とを複合化させることによって形成される。複数の複合タンパク質は、少なくとも１個の細胞の細胞質内に実質的に均等に分布される。少なくとも１個の細胞の第一の画像は、検出可能な分子から放出されるエネルギーの量を検出し、エネルギーの量に対応する値を保存することによって得られる。少なくとも１個の細胞を、アゴニストで処理する。少なくとも１個の細胞の第二の画像を得る。第一の画像および第二の画像を比較し、エンドサイトーシス小胞および／またはエンドソームにおける複数の複合タンパク質の少なくともいくつかの局在を検出する。
Patent JP-2004528317-A (JP)
Title: 抗真菌薬を含有する局所用組成物
IPC: A61K9/00
Filed: 2002-03-28
Abstract: 本発明は、抗真菌薬、例えばテルビナフィンと、第二の薬物、例えばジクロフェナク又はインドメタシンを含有する局所用医薬組成物に関する。当該組成物は、特に皮膚糸状菌に対して、有用な抗真菌特性を示す。
Patent JP-2004521232-A (JP)
IPC: F01L1/46
Filed: 2002-03-26
Abstract: A valve spring mechanism is provided which is suitable for use with the inlet or exhaust valves of an internal combustion engine, and includes a valve head and a valve stem. The mechanism includes a piston/cylinder arrangement in which the cylinder surrounds a portion of the valve stem to define a chamber. The piston is slidable and sealingly mounted on the valve stem. The mechanism also has force transmitting means for transmitting the force produced on the piston by gas pressure within the chamber to the valve stem, and a spring operating on the piston and the stem of the valve for applying a force to the stem tending to close the valve in the event of failure of chamber gas pressure. The spring is positioned to maintain it in a compressed condition during normal operation of the mechanism as a result of gas pressure within the chamber.
Patent JP-2004529270-A (JP)
Title: 複合材料及びその製造方法
IPC: C23C30/00
Filed: 2002-05-13
Abstract: 本発明は、硬質金属支持体又はサーメット支持体からなる、少なくとも１つのダイヤモンド層で被覆された複合材料に関する。ダイヤモンド被覆層の、微粒子状の硬質金属支持体又はサーメット支持体への固着を向上させるために、硬質金属支持体又はサーメット支持体のＣ含有量が、Ｃ多孔性が生じていない最大可能含有量の８９〜９９％、有利には９４〜９９％となるようにするか、又はＣｏ結合材を有する硬質金属支持体で、磁気飽和分極が、最大磁気飽和分極４πσｍａｘ＝２Ｃｏ−２．２Ｃｒ ３ Ｏ ２ （Ｃｏ及びＣｒ ３ Ｏ ２ はそれぞれ質量％、４πσはμＴ・ｍ ３ ・ｋｇ −１ で示される）の８９〜９９％、有利には９４〜９９％となるようにすることが提案されている。
Patent JP-2004530381-A (JP)
Title: 国際で開始し国内で終了する呼び出しの遮断
IPC: H04M3/38
Filed: 2002-05-15
Abstract: 長距離電気通信システムを介して国際開始点から国内終了点への特別サービス呼び出しにおける不正を防ぐための方法および装置が記述されている。システムおよび方法において、国際呼び出しのためのスクリーニングデータベースが、統合されたサービスネットワーク（ＩＳＮ）プラットフォームに追加される。国際呼び出しのためのスクリーニングデータベースにおけるレコードは国コードによって入力され、遮断された終了地域へのフィールドを含む。国際呼び出しが行われると、国際開始点に対応するレコードは、国際呼び出しに対するスクリーニングデータベースから検索される。このレコードは、遮断された交換器フィールドに提示された終了地域が存在するかどうかを判定するために調査される。遮断された交換器フィールドに提示された終了地域が存在しなければ、呼び出し処理は続く。遮断された交換器フィールドに提示された終了地域が存在すると、遮断された交換器フィールドの終了地域が呼び出しの終了点に対して調査される。呼び出しの終了点が終了地域内であれば、呼び出しは遮断される。
Patent JP-2004526659-A (JP)
Title: 水素を可逆的に蓄積する方法および水素蓄積装置
IPC: C01B3/00
Filed: 2002-04-27
Abstract: 本発明は水素を可逆的に蓄積する方法および水素蓄積装置に関する。本発明の課題は水素を低い温度で排出できる方法および装置を形成することである。前記課題は、水素を回収するために、対向電極および蓄積材料に電圧を印加し、その際電圧の大きさおよび電流の強さにより水素排出率を調節する。
Patent JP-2004211250-A (JP)
Title: Spun fiber pack and spinning method using spun fiber pack
Inventor: YOSHIMORI TOMOTAKA
IPC: D01D4/08
Filed: 2003-01-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a spun fiber pack composed of an upper holder for holding a filter medium and a lower holder for holding a spinneret, free from polymer leakage from a joining part of the upper holder and the lower holder and capable of readily carrying out attachment or detachment of the upper holder and the lower holder and to provide a spinning method using the spun yarn pack.  <P>SOLUTION: The spun fiber pack comprises the upper holder for holding the filter medium and the lower holder for holding the spinneret. In the spun fiber pack, an elastically deformed packing is used on a surface on which these holders come in contact with each other in a vertical direction in a joining part of polymer passage of the upper holder and the lower holder.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004212790-A (JP)
Title: Image forming apparatus
Inventor: MIYAKE HISAFUMI
IPC: G03G15/20
Filed: 2003-01-07
Abstract: <P>PROBLEM TO BE SOLVED: To prevent disturbance and distortion of an image which is caused by plastic deformation of a fixing roller and/or a pressure roller in the thermal roller fixing device of an image forming apparatus.  <P>SOLUTION: The fixing device 50 includes: a fixing roller 51 that fixes unfixed toner on paper; and a pressure roller 52 that is in contact with the fixing roller 51 and forms a nip between the fixing roller 51 and itself in order to pass paper through the nip. Heat rollers 53 and 54 incorporating halogen lamps 55 and 56, respectively, as heat sources are in contact with the fixing roller 51 and the pressure roller 52, respectively, thereby transmitting heat to the surfaces of the fixing roller 51 and the pressure roller 52. A pressure setting device 80 applies a given contact pressure to an area between the fixing roller 51 and the pressure roller 52, and areas between the fixing roller 51 and the pressure roller 52 and the corresponding heat rollers 53 and 54. When a fixing operation is not performed, the contact pressure can be reduced.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004103544-A (JP)
Title: Induction heating cooking device
Inventor: KIKUCHI TOSHIO
IPC: H05B6/12
Filed: 2003-01-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide an induction heating cooking device capable of securing an electric safety of the cooking device in an emergency of abnormalities of a top plate, and reducing an electric field generated and leaked from an induction heating coil as a heat source as well.  <P>SOLUTION: The device is provided with an upper body case 3 with opened upper part, a top plate 30 on a plane made of a ceramic material arranged on the top face of the upper body, a plurality of induction heating coils 22 arranged at an opening position in the upper body case, a control base board 23 having a control part for electrically controlling an output of each induction heating coil, and a tabular shielding plate 27 made of a conductive material fitted on the top face of the upper body case in opposition to the top plate above the induction heating coils and the control substrate and below the top plate for closing the opening of the upper body case.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003221516-A (JP)
Title: Method for producing styryl compound and use of the compound
Inventor: STAWITZ JOSEF-WALTER
IPC: D06P3/79
Filed: 2003-01-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for simply producing a styryl dye, having no longer any defect caused by antecedent technologies.  <P>SOLUTION: This method for producing a compound expressed by the formula (I) (R<SP>1</SP>, R<SP>2</SP>, R<SP>3</SP>, R<SP>4</SP>, and Z are each defined in the specification) comprises reacting a mixture of a trialkyl orthoformate of the formula (V) (R is defined in the specification) and an active methylene-containing compound of the formula (VI) or an acrylic compound of the formula (VII) with an amine expressed by the formula (IV).  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004218330-A (JP)
Title: Method for mounting foam resin heat insulating plate in building, and mounting hardware
Inventor: WADA HIROTAKA
IPC: E04B1/76
Filed: 2003-01-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and the like for mounting foam resin heat insulating plates in a building for mounting the foam resin heat insulating plates to backing without causing a bend of a nail.  <P>SOLUTION: The mounting hardware 4 is provided with a U-shaped part formed by connecting a first plate 5 and a second plate 6 by a third plate 7 to face each other with a space smaller than the wall thickness of the foam resin heat insulating plates 2, 3, between, wherein the first plate 5 is formed with a nailing hole 12, and the second plate 6 is formed with a nail receiving hole 13 concentric with the nailing hole 12. The mounting hardware 4 is set to edges of the foam resin heat insulating plates 2, 3 so that the first plate 5 is placed along the face part on the opposite side to the backing 1 with the foam resin heat insulating plates 2, 3 placed between and that the second plate 6 is arranged in an intermediate position in wall thickness directions of the foam resin heat insulating plates 2, 3, and then the nail is passed through the nailing hole 12 and the nail receiving hole 13 from the side of the first plate 5 and driven into the backing 1.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004217594-A (JP)
Title: Gap function inhibitor
Inventor: TSUCHIYA TOSHIE
IPC: A61P25/28
Filed: 2003-01-16
Abstract: <P>PROBLEM TO BE SOLVED: To obtain an intercellular communication inhibitor efficiently suppressing a function of gap binding in which it is well-known to involve the intercellular communication and having possibility usable for exacerbation prevention, improvement, treatment and prophylaxis of disease conditions of diseases caused by enhancement of a gap function.  <P>SOLUTION: This gap function inhibitor uses glycosaminoglycan having sulfuric acid group, containing a recurring structure (so-called chondroitin skeleton) of disaccharide composed of a galactosamine residue and a hexuronic acid residue as a basic skeleton as an active ingredient for the intercellular communication inhibitor.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004227840-A (JP)
Title: Cooker
Inventor: TAKADA KIYOYOSHI
IPC: H05B6/12
Filed: 2003-01-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heating plate enhancing productivity, facilitating maintenance, enhancing appearance quality, and preventing damage.  <P>SOLUTION: The cooker is equipped with a plurality of hating means 15 arranged inside a body 11; a top plate 12 having a hole 13 in a position corresponding to each of the plurality of heating means 15; and a heating plate 16 covering the hole 13, and the heating plate 16 is fixed to the hole 13 from the lower part of the top plate 12. By this constitution, since the heating plate 16 is constituted at a necessary and minimum area, it is easy to be manufactured and hardly causes breakage.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004222862-A (JP)
Title: Game system
Inventor: TOZAKI TOSHIHIRO
IPC: A63F7/02
Filed: 2003-01-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a game system which minimizes occurrence of an error during the business of a game saloon by giving information of a place requiring maintenance at various parts of a common mechanism part before the error occurs in a game machine consisting of a common mechanism part to be used in common concerning a plurality of machine types and a non-common mechanism part to be combined with the common mechanism part according to each machine type.  <P>SOLUTION: The maintenance requiring place where the accumulated operation state of various parts (a game ball shooting part, a game ball putting out part, a lighting part, etc.) in the common mechanism part of each Pachinko machine reaches a time corresponding to maintenance is specified. Information for specifying the maintenance requiring place and information for specifying the Pachinko machine including the maintenance requiring place are outputted and reported. Thus, the game saloon can perform the maintenance of the maintenance requiring place before the occurrence of the error, the occurrence of the error is minimized during the business at the game saloon, and adverse effects to the sales at the game saloon is prevented.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004226240-A (JP)
Title: Optical shape measuring method
Inventor: HASHIGUCHI SHOHEI
IPC: G01B11/24
Filed: 2003-01-23
Abstract: <P>PROBLEM TO BE SOLVED: To finely measure the true shape of a strip-like body traveling at a high-speed, over the whole surface, to which fluctuation in height is added.  <P>SOLUTION: In the shape measuring method of optical cutting type, in which a optically cut image is constructed on the strip, using a linear laser light source whose output is modulated, in which a superimposed image is captured using a delayed integration type linear sensor on the imaging side, by slightly shifting the optically cut images step by step so as to reconstruct the shape of the strip-like body, a plurality of pairs of the linear laser light sources and the linear sensors are prepared. By calculating the difference between the shapes reconstructed by each pair, and by integrating the difference, the true shape of the strip-like body traveling at a high-speed, from which the fluctuation in height due to the vertical vibration or the torsional vibration is eliminated, is finely measured over the entire surface of the strip.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004227380-A (JP)
Title: Timing display device of sequence controller
Inventor: KUDO YOSHINARI
IPC: G05B19/048
Filed: 2003-01-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a timing display device of a sequence controller capable of listing respective passing time and operation time from a reference sequence operation as numerical data for a series of sequence operations.  <P>SOLUTION: This device comprises a main timer 21 clocking the passing time from a reference timing using the timing of the reference sequence operation as reference, time storing means H<SB>1</SB>-H<SB>x</SB>storing the passing times of the respective sequence operations clocked by the main timer 21 in response to a sequence control signal being supplied from the sequence controller 9 and commanding starting of the respective sequence operations, clocking means T<SB>0</SB>-T<SB>x</SB>for operation time clocking the operation times of the respective sequence operations in response to the sequence control signal and a sequence control signal being supplied from the sequence controller 9 and commanding ending of the respective sequence operations, and list data preparing means 25 preparing the data for numerically listing and displaying the passing time and operation time of the series of sequence operations on a picture display device 27.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004224986-A (JP)
Title: Ultraviolet light-shading coating, method for producing the same and packaging material by using the same
Inventor: SHIRAISHI KINYA
IPC: C09D5/32
Filed: 2003-01-27
Abstract: <P>PROBLEM TO BE SOLVED: To prepare an ultraviolet light-shading coating excellent in stability, without causing the secondary cohesion of metal oxide particles dispersed in a liquid medium and transparent, to provide a method for producing the same and a packaging material suitable as a packaging material of a cosmetics, medicines and other chemicals and having transparency and ultraviolet light-shading performance.  <P>SOLUTION: The ultraviolet light-shading coating containing the metal oxide particles having ≤0.2 μm mean particle diameter, a vinyl chloride-vinyl acetate copolymer having hydroxy group and a liquid medium, the method for producing the ultraviolet light_shading coating comprising a process of dispersing the metal oxide particles having ≤0.2 μm mean particle diameter in the liquid medium in the presence of the vinyl chloride-vinyl acetate copolymer having the hydroxy group, and the ultraviolet light-shading packaging material having an ultraviolet light-shading layer constituted with the ultraviolet light-shading coating on at least one side surface of a plastic film, are provided.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004229543-A (JP)
Title: Reel main body for spinning reel
Inventor: MORISE YASUO
IPC: A01K89/01
Filed: 2003-01-29
Abstract: <P>PROBLEM TO BE SOLVED: To miniaturize the whole reel and to keep the strength of a reel main body high in the reel main body of a spinning reel.  <P>SOLUTION: The reel main body 2 of a spinning reel has a main body member 2a and a lid member 2b which is detachably attached to the main body member 2a and includes a rod fixing leg part 36. The main body member 2a and the lid member 2b are in such a way that a matching part S at the rod fixing leg part 36 side exposed to the side is made into a curve. The matching part S is curved in a projecting state in the opposite direction to the rod fixing leg part 36 side, namely in the downward direction. The matching part S is inclined so as to approach the rod fixing leg part 36 side toward the front.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004229897-A (JP)
Title: Bed apparatus
Inventor: KAWAHARA ISAO
IPC: A47C17/52
Filed: 2003-01-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a bed apparatus which keeps a gas spring from hindering the taking of small articles or the like into or out of the housing part formed on a base body by rotatably lifting a bed board body.  <P>SOLUTION: The bed device includes a box-shaped base body 1 whose interior serves as the housing part 2, a link mechanism 4, a floor board body 3 and gas springs 22. The link mechanism has first and second links 7 and 9 and each one end part of the respective two links is pivoted separately on both internal surfaces at one longitudinal end part of the base body. In the floor board body, the other end parts of the respective first and second links are pivoted separately on both sides of the widthwise direction at one longitudinal end part thereof and the floor board body is made turnable to close the opening in the top surface of the base body, kept levelled almost horizontally. In the gas springs, one end and the other end of each thereof are turnably connected to one longitudinal end part of the floor board body and one longitudinal end part of the base body on both sides thereof, respectively, and the floor board body is energized by the energizing forces thereof in the direction of turning where the end thereof rises with one end part thereof as the fulcrum.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003263864-A (JP)
Title: Method for encoding and decoding audio signal
Inventor: TANAKA YOSHIAKI
IPC: G10L19/02
Filed: 2003-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a user-friendly audio disk with which a user can simply reproduce audio signals when mainly recording the audio signals, and simplifies management of real time.  <P>SOLUTION: The format of a DVD audio disk is composed of only ATSs excluding a VTS. The ATS is composed of an audio manager (AMG), an audio manager menu (AMGM) for a video and an audio, and an ATS<1> and an ATS<2> which are managed by AMGI in the AMG. The ATS<1> and the ATS<2> are composed of an A pack and a still picture pack excluding an A-CONT pack. Not so many still picture packs are arranged to the A pack and substantially one pack is arranged per one track.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004233884-A (JP)
Title: Core-less unmounted label
Inventor: UCHIYAMA TOSHINORI
IPC: G09F3/10
Filed: 2003-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a core-less roll paper type unmounted label which is smoothly unrolled up to the end (rolling start end at the time of manufacture) and used.  <P>SOLUTION: At the inside rolling start end side of the unmounted label 10, a peeling base 16 is provided over at least one or more rounds by temporarily being stuck on an adhesive layer.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004236237-A (JP)
Title: Information editing apparatus, information editing system, information editing method, and information editing program
Inventor: KOYAMA TAKESHI
IPC: H04N5/91
Filed: 2003-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide an information editing apparatus which can efficiently apply appropriate indexing processing to versatile information.  <P>SOLUTION: An information editing apparatus 5 for editing digital data comprises: an attached digital data acquiring means for acquiring attached digital data to be made corresponding to editing target digital data 31 from an attached digital data generating device for generating the attached digital data while reproducing the editing target digital data 31 in a reproducing device 2; an event information acquiring means for acquiring event information that is generated on the basis of an instruction received from an editor via an instruction receiving means, from the attached digital data generating device; and an information editing means for making a predetermined block of the attached digital data corresponding to a predetermined block of the editing target digital data 31 on the basis of the event information acquired by the event information acquiring means.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004241483-A (JP)
Title: Ferroelectric memory
Inventor: MATSUSHITA SHIGEHARU
IPC: H01L29/788
Filed: 2003-02-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a ferroelectric memory capable of suppressing erroneous readout by increasing a readout margin.  <P>SOLUTION: The ferroelectric memory is provided with a ferroelectric film capable of taking electric capacity values C<SB>f0</SB>, C<SB>f1</SB>different in cases that data "0" are retained and that data "1" are retained, a memory cell 1 comprising a ferroelectric capacitor 2 having a word line WL and a bit line BL which are arranged so as to pinch the ferroelectric film, a readout voltage impressing circuit 41 for impressing a readout voltage V<SB>R</SB>on the word line WL, and a sense amplifier 38 capable of detecting a difference between the electric capacity values C<SB>f0</SB>and the same C<SB>f1</SB>of the ferroelectric film when the potential difference of the bit line BL correspondent with a difference between the electric capacity value C<SB>f0</SB>and the same C<SB>f1</SB>of the ferroelectric film is higher than V<SB>S</SB>. In this case, a bit line capacity C<SB>B</SB>is set so as to satisfy a following formula: C<SB>f0</SB><C<SB>B</SB>≤1/2×ä(C<SB>f1</SB>+C<SB>f0</SB>)V<SB>R</SB>/V<SB>S</SB>-(C<SB>f1</SB>+C<SB>f0</SB>)}.  <P>COPYRIGHT: (C)2004,JPO&NCIPI