baber/WOPTO huggingface dataset:
Patent JP-2003512704-A (JP)
Title: 高エネルギー、再充電可能、電気化学的セルの非水性電解液
IPC: H01M4/46
Filed: 2000-10-17
Abstract: (57)【要約】
本発明は、以下の構成からなる電気化学セルで使用するための非水性の電解液を提供する。（ａ）少なくとも一種の有機溶媒、及び（ｂ）次式１（化１）の化学式で示される少なくとも一種の電解液活性塩
【化１】Ｍ’ ＋ｍ （ＺＲ ｎ Ｘ ｑ−ｎ ） ｍ （但し、式中、Ｍ’はマグネシウム、カルシウム、アルミニウム、リチウム、及びナトリウムからなる群から選択される。Ｚはアルミニウム、ホウ素、リン、アンチモン、及びヒ素からなる群から選択される。Ｒは以下の群、即ちアルキル、アルケニル、アリール、フェニル、ベンジル、及びアミドからなる群から選択される基である。Ｘはハロゲン（Ｉ，Ｂｒ，Ｃｌ，Ｆ）である。ｍ＝１〜３である。Ｚ=リン、ヒ素の場合、ｎ＝０〜５及びｑ＝６であり、Ｚ=アルミニウム、ホウ素の場合、ｎ＝０〜３及びｑ＝４である。）挿入陰極、金属陽極、及び上述したタイプの電解液を含む、再充電可能であり、高エネルギーの密度の電気化学セルも開示している。
Patent JP-2003512640-A (JP)
Title: クライアント装置に広告を配布するためのｅ−メールソフトウェアおよびその方法とシステム
IPC: G06Q10/10
Filed: 2000-10-20
Abstract: (57)【要約】
【課題】クライアント装置に広告を配布するためのｅ−メールソフトウェアおよびその方法とシステム。
【解決手段】１以上の広告ダウンロードセッションの間で、少なくとも１つの遠隔源から広告をダウンロードする広告ダウンロード機能と、前記クライアント装置に装備した記録媒体にダウンロードした広告を格納する広告格納機能と、前記クライアント装置に装備したディスプレイに、前記格納された広告のうち選択された少なくとも１つを表示する広告表示機能と、ダウンロードされた広告に関連する広告関連統計データを編集する監査機能と、規定されたサーバシステムに広告関連統計データを送信する監査データ送信機能とを具備してなり、前記広告関連統計データは規定された監査時間中に表示された広告に関する表示イベント関連データであるソフトウェアにより裏付けられる。
Patent JP-2003513465-A (JP)
Title: ウエハ加工用装置
IPC: H01L21/00
Filed: 2000-10-24
Abstract: (57)【要約】
本発明は、複数の製造ユニット（２）および測定ユニット（３）ならびにウエハの搬送のための搬送システムを有するウエハの加工のための装置に関するものである。搬送制御ユニット（９）は、搬送システムに配置されており、装置の利用状況を検査するための手段およびウエハの加工順序を保存するための手段を有している。制御命令は、これらパラメータに基づいて、搬送制御ユニット（９）において生成され、ウエハの搬送の進行を制御するために、搬送システムに出力されることができる。
Patent JP-2003514887-A (JP)
Title: ポリ芳香族化合物を調製するための方法
IPC: C07C209/68
Filed: 2000-11-24
Abstract: (57)【要約】
本発明は、２個の芳香環の鎖を含み、芳香環の１つに少なくとも１個のアミノ基を担うポリ芳香族化合物を調製するための方法に関する。本発明の方法は、水性媒質中でパラジウムベースの触媒の存在下に、少なくとも１個のアミノ基と１個の脱離基を担う芳香族化合物とアリールホウ素酸を反応させることから成ることを特徴とする。
Patent JP-2004500511-A (JP)
Title: 内燃機関用複合空気取入れマニホルド・アセンブリ及びその製法
IPC: F02M35/10
Filed: 2000-12-20
Abstract: 内燃機関に使用するのに適する複合空気取入れマニホルド・アセンブリ１０は、重合体で形成した上半部シェル１４と、重合体で形成され、内部空洞を持つハウジングを画定するように上半部シェル１４に接合した下半部シェル１８と、重合体で形成され、前記空洞内に配置した一部分品形の内部シェル１６とを備える。この一部分品形の内部シェル１６は、上半部シェル１４及び下半部シェル１８と組合い互いに協働して少なくとも１対の互いに間隔を置いた空気取入れランナを画定する。これ等の各ランナは、大気空気を受け入れるのに適する開いた空気取入れ端部と、内燃機関のシリンダヘッドの協働する空気入口側部に連結するのに適する開いた空気入口端部とを備える。
Patent JP-2003521623-A (JP)
Title: タービンの運転方法及びタービンプラント
IPC: F01D17/24
Filed: 2000-12-19
Abstract: (57)【要約】
タービン（４）の熱負荷を許容範囲に保ち、タービン（４）の損傷や障害を回避するために、タービン（４）に供給される媒体、特に生蒸気の温度（Ｔ）の時間当りの変化を監視する。そして温度（Ｔ）の変化率が許容できる最大温度勾配（ｄＴ／ｄｔ（ｍａｘ））を越えたときは、タービン（４）への生蒸気の供給を自動的に急速閉鎖する。最大温度勾配は、タービン（４）の負荷状態に応じて変更可能であり、負荷率の上昇に伴って該勾配を小さく設定する。
Patent JP-2003532916-A (JP)
Title: 投影デバイス及び投影デバイスに適切な積分器板
IPC: G03B21/00
Filed: 2001-04-13
Abstract: (57)【要約】
少なくとも一つの光源、光源の前に置く少なくとも一つの光変調パネル、並びに、前記光源及び前記光変調パネルの間に配置され、光源からの光をそれぞれ第一及び第二の偏光方向を有する第一及び第二の光ビームに分離する為の偏光分離手段を含む投影デバイス。投影デバイスはまた、前記偏光分離手段及び前記光変調パネルの間に配置されるレンズ素子を含む第一及び第二の積分器板、並びに第二の積分器板の向い側に配置される偏光変換手段を含む。第二の積分器板の各レンズ素子は、第一の光ビームが第一の積分器板によって投影される第一の部分、及び第二の光ビームが投影される並列する第二の部分を含む。偏光変換手段は、少なくとも前記第一の部分の向い側に配置される。
Patent JP-2004526662-A (JP)
Title: プロテアーゼ阻害剤
IPC: A61P29/00
Filed: 2001-04-17
Abstract: 本発明はカテプシンＳが関係する疾患の治療、特に自己免疫疾患の治療または予防；これらから生じるアテローム性障害および合併症の形成により生じる病状の治療または予防；および治療的な、群ＩＩ ＭＨＣ−制限免疫応答の阻害、喘息性応答の阻害、アレルギー性応答の阻害、移植臓器または組織に対する免疫応答の阻害、またはアテロームにおけるエラスターゼ活性の阻害における、カテプシンＳの４−アミノ−アゼパン−３−オンプロテア−ゼ阻害剤の使用方法、およびこれらと共に使用する新規化合物を提供する。
Patent JP-2003534273-A (JP)
IPC: A61K31/7012
Filed: 2001-05-17
Abstract: The invention relates to a process for preparing a novel pharmaceutical composition useful in the treatment of respiratory disorders such as asthma, rhinitis and chronic obstructive pulmonary disease (COPD).
Patent JP-2004514092-A (JP)
Title: 保持部材を備えたオーバーランニングクラッチプーリーの製造方法
IPC: F16D41/02
Filed: 2001-05-31
Abstract: 滑車部材、ハブ部材、軸受部材、保持部材、クラッチ部材を設けることを含む、入力装置と出力装置に回転方向に係合するためのオーバーランニングクラッチプーリーの製造方法。第１の好ましい方法では、保持部材は金属製の止め輪として設けられ、保持スロットに挿入される。第２の好ましい実施例では、保持部材は金型キャビティにモールドされる。どちらの方法でも、保持部材は好ましくは、滑車部材とハブ部材に対して軸受部材を軸方向に保持するようになっている。 【選択図】図１
Patent JP-2003157863-A (JP)
Title: Proton conductive film, its manufacturing method and fuel cell using it
Inventor: HONMA ITARU
IPC: H01M8/10
Filed: 2002-01-04
Abstract: PROBLEM TO BE SOLVED: To provide a proton conductive film having heat resistance, durability, dimensional stability, and fuel barrier ability, capable of showing excellent proton conductivity even at a high temperature, its manufacturing method, and a fuel cell using it. SOLUTION: This proton conductive film containing a carbon atom-containing compound having a carbon atom and inorganic acid has a phase-separated structure containing a carbon-containing phase in which not less than 80 vol.% of the carbon atom-containing compound is contained, and an inorganic phase in which not less than 80% of the inorganic acid is contained, and the inorganic acid phase forms a continuous ion conducting passage. This method for manufacturing the proton conductive film includes a process to prepare a mixture containing the carbon atom-containing compound (D) having one or more hydrolizable silyl groups and the inorganic acid (C), a process to film it, and a process to form a three dimensional cross-linking structural body (A) by hydrolizing and condensing the filmed mixture. In addition, this fuel cell is structured by using the proton conductive film.
Patent JP-2003200653-A (JP)
Title: Inkjet recording sheet and image forming method
Inventor: HOSOI YUJI
IPC: B41M5/00
Filed: 2002-01-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inkjet recording sheet which is excellent in the preservability of an image used for medical diagnosis, and an image forming method.  <P>SOLUTION: One side of a transparent support colored in blue of the inkjet recording sheet has an ink absorbing layer containing fine inorganic particles, a water-soluble resin, a crosslinker and a cationic mordant having a mordacity to an anionic dye and containing a phenolic compound.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003078244-A (JP)
Title: Multilayer wiring substrate and method of manufacturing the same
Inventor: IKEDA KENICHI
IPC: H05K1/18
Filed: 2002-01-10
Abstract: PROBLEM TO BE SOLVED: To provide a method of manufacturing a multilayer wiring substrate, with which even a multilayer wiring substrate having a high count of laminated layers can be easily manufactured by simultaneously performing a unifying process to form a laminate, and problems on adhesion strength between insulating layers and problems on aligning accuracy in lamination hardly occur in the obtained multilayer wiring substrate, and to provide a multilayer wiring substrate obtained by the method. SOLUTION: This method of manufacturing a multilayer wiring substrate contains a process of impregnating a porous laminate 30, which comprises porous layers 11 of two or more layers and a wiring layer 20 interposed between the porous layers 11 and formed on either of the porous layers 11, with a raw- material composite R of thermosetting resin, and making the resin half-cured or completely cured.
Patent JP-2003208493-A (JP)
Title: Method related to automatic reception in company entrance
Inventor: MASUDA KAZUMI
IPC: G06Q50/00
Filed: 2002-01-11
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problems in a conventional method that a visitor needs to know the department or person in charge of a visiting designation in advance, and find out the number of a designation by operating an automatic reception terminal when the extension number of a partner is changed by a seat change or the like even if the extension number of the vising designation is stored because of a high visiting frequency; and a side (company or person) who receives a visit has its work disturbed by the interruption of a telephone reporting a less welcome visit for business without an appointment, cannot determine a visitor who uses the name of a customer, and must separately take out the information related to the visitor when it is required.  <P>SOLUTION: This method related to automatic reception comprises an extraction step for extracting visit schedule information related to a visitor in reference to the authentication information acquired from the visitor; a history extraction step for extracting the history information related to the visitor; a history reporting system for transmitting the history information to a visit scheduled designation; and a reporting step for reporting the visit to the visit scheduled designation in reference to the visit schedule information.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003207747-A (JP)
Title: Image display optical unit, image display, and image display method
Inventor: TAKIGUCHI YASUYUKI
IPC: G02F1/1335
Filed: 2002-01-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image display optical unit with high definition and superior uniformity which eliminates the problem of a pixel shift when a high- definition image is displayed by synthesizing color lights of different polarization states of a plurality of light valves and making an optical path shift.  <P>SOLUTION: When a color synthesizing means by a dichroic prism 7 is used, a wavelength shift of synthesized light is generated depending upon an incidence angle characteristic of illumination light and then display is apt to have color unevenness accordingly, but the display unevenness is suppressed by making the polarization direction of at least one color of a plurality of image lights incident on the dichroic prisms 7 different from the polarization directions of other color lights. Further, an optical path modulating means 14 which modulates the optical path of an image light synthesized for high-definition display is included and a color selective polarization plane rotating means 15 which equalize the polarization directions of the respective color lights before the optical path modulating means 14 shifts the optical path, is arranged, so that high-resolution display free of pixel shifts by some color is carried out.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003206409-A (JP)
Title: Thermally crosslinkable composition, aqueous solution composition and composite material
Inventor: TANAKA KAZUYA
IPC: C08L101/02
Filed: 2002-01-11
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a thermally crosslinkable composition which is preservable at a normal temperature for one month or more even in a mixed state and after heat treatment under a fixed condition once, forms a coating film having excellent antimicrobial properties and water resistance on the surface of a substrate.  <P>SOLUTION: This thermally crosslinkable composition comprises a polymer containing a hydroxy group and/or an amino group and a polybasic acid as essential components (with the proviso that a combination of glycerylated chitosan and 1,2,3,4-butanetetracarboxylic acid is omitted).  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003209314-A (JP)
Title: Package for accommodating optical semiconductor device
Inventor: SAKUMOTO DAISUKE
IPC: H01L23/04
Filed: 2002-01-15
Abstract: <P>PROBLEM TO BE SOLVED: To inexpensively manufacture a package for accommodating optical semiconductor devices for effectively inhibiting warpage in a substrate that is generated in a manufacturing process, deformation in the substrate and a frame body being produced when screwing an optical semiconductor device, the heating of the optical semiconductor device due to the heating of an electron-cooling element, and at the same time deviation in a light axis.  <P>SOLUTION: The package is equipped with a nearly square substrate 1 having a placement section 1a of an optical semiconductor device 4 on an upper surface, a nearly rectangular frame body 2 in plan view that is joined to the upper surface of the substrate 1 so that the placement section 1a is surrounded and forms a through hole 2f at a side section 2a, and a cylindrical optical fiber- fixing member 3 that is fitted to the through hole 2f or whose one end is fitted to the periphery of an opening outside the frame body 2 of the through hole 2f. A step section 2e having a convex slope inside the frame body 2 is provided along the lower end of an inner surface at side sections 2c and 2d adjacent to the side section 2a where the through hole 2f of the frame body 2 is formed.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003209490-A (JP)
Title: Transponder arrangement
Inventor: KAWAMURA MEI
IPC: H04B1/59
Filed: 2002-01-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a transponder arrangement 10 having high-grade durability.  <P>SOLUTION: An opening 24 on a case 16 is closed by a first lid 18 mounted on a step 26, and a gap between the outer peripheral surface of the first lid 18 and the inner peripheral surface of the opening 24 is closed by a second lid 20. Impulse applied to the case 16 is absorbed by the case 16, the first lid 18 and the second lid 20 each composed of a rubber-like elastic material. Besides, rainwater or the like trying to filtrating from the opening 24 into the case 16 is double blocked by the first lid 18 and the second lid 20.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003209403-A (JP)
Title: High frequency switch circuit
Inventor: YUNOGAMI NORIHIRO
IPC: H03K17/693
Filed: 2002-01-16
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem that a high frequency switch circuit itself becomes complicated and enlarged by a configuration to be added for the purpose of suppressing an unwanted wave contained in a high frequency signal or releasing a leaked high frequency signal leaked to a switch changeover control signal line.  <P>SOLUTION: In the high frequency switch circuit having a plurality of input/ output terminals and a switching element for transmitting the high frequency signal from a high frequency signal transmission line between the input/output terminals selectively connected in accordance with a control signal applied from the switch changeover control signal line and proximately locating the switch changeover control signal line and the high frequency signal transmission line, the switch changeover control signal line has a line length as long as the odd multiple of 1/4 wavelength of the unwanted high frequency signal contained in the high frequency signal.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003207949-A (JP)
Title: Color toner kit and image forming method
Inventor: YANAI SHINYA
IPC: G03G5/05
Filed: 2002-01-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a color toner kit by which the electrophotographic characteristic of black toner and that of other toner are the same even in the case of performing the continuous printing of many sheets, each toner is made good in transfer property and the soiling of a member is restrained, and which does not cause fogging and is made excellent in endurance stability.  <P>SOLUTION: In the color toner kit, developer is black toner incorporating at least binding resin, low-softening point substance and carbon black, and color toner (yellow toner, magenta toner and cyan toner) incorporating at least the binding resin, the low-softening point substance and a colorant, the weight average molecular weight in molecular weight distribution measured by a GPC of the THF soluble component of the black toner, the yellow toner, the magenta toner and the cyan toner is a specified value, and further a specified difference exists between the black toner and the color toner, then a difference obtained by subtracting the content of the low-softening point substance in the color toner from the content of the low-softening point substance in the black toner is made larger than zero.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002254654-A (JP)
Title: Continuous ink jet printer having two-dimensional nozzle array and method for increasing ink drop density
Inventor: GILBERT A HAWKINS
IPC: B41J2/07
Filed: 2002-01-18
Abstract: PROBLEM TO BE SOLVED: To reduce energy and an output request of a continuous ink jet printer head and a printer. SOLUTION: A continuous ink jet printing device includes a printer head 18 having a two-dimensional nozzle array 46. The two-dimensional nozzle array includes a first nozzle array 36 which is arranged in a first direction, a second nozzle array 38 which is displaced and arranged, and an offset which is correlated to the first nozzle array. A drop forming function is positioned so as to correlate to the nozzle array, and a drop which moves along a diameter and has a first capacitor is formed in a first state and an operation for forming a drop which moves along the same diameter and has a second capacitor is possible in a second state. A system is applied to a force to a drop which accompanies a force applied to a direction such drop as to separate from the diameter and have the first capacitor and moves along the diameter.
Patent JP-2003216730-A (JP)
Title: System for automatically developing electronic medical chart
Inventor: ECHIGOYA MAKOTO
IPC: G16H10/60
Filed: 2002-01-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electronic chart automatic development system whose reliability is ensured and which is convenient in operation about the electronic chart automatic development system for displaying a desired electronic chart.  <P>SOLUTION: A user is authenticated on the basis of the voiceprint of a voice spoken by a person, and an electronic chart associated with a name having the same phonemes as those represented by the voice is acquired for display.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003222257-A (JP)
Title: Mounting structure of solenoid valve and its mounting method
Inventor: MAKINO MASAAKI
IPC: F02M63/02
Filed: 2002-01-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide mounting structure of a solenoid valve and its mounting method which reduces the entire length in the axial direction of the solenoid valve and facilitates mounting.  <P>SOLUTION: This structure is provided with the solenoid valve 1 for adjusting a flow of a high-pressure fluid, a containing chamber 21 for containing the solenoid valve 1, a fluid passage 22 on the inflow side to the solenoid valve 1 connected to the containing chamber 21, and a valve casing 2 having a fluid passage 23 on the outflow side, where the fluid passage 22 on the inflow side and the fluid passage 23 on the outflow side are divided in the air tight manner by contact between the solenoid valve 1 and a bottom part 21a of the containing chamber 21, an adapter 3 screwed to the valve casing 2 forming the containing chamber 21 and holding the solenoid valve 1 through a clip 4 is provided between the solenoid valve 1 and the containing chamber 21, and the clip 4 is arranged inside the adapter 3 (clip containing groove part 3f).  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003211956-A (JP)
Title: Laminated glass for windshield
Inventor: NOGUCHI TATSUYA
IPC: H05B3/84
Filed: 2002-01-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a laminated glass for a windshield allowing ITS communication such as ETC and VICS while using a transparent conductive film having electromagnetic wave shielding capacity.  <P>SOLUTION: In the laminated glass for the windshield, at least two glass plates are adhered to each other via a thermoplastic resin film, and the transparent conductive film and bus bars for feed for supplying power are formed on the main surface of one glass plate. The bus bars are disposed along the upper edge and the lower edge of the glass plate, the conductive film is formed on the substantially entire surface of a region related to the laminated glass for the window shield, a central part of the bus bar along the upper edge has a downward projecting shape, and no conductive film is formed in a part surrounded with the projecting shape and the outer edge of the laminated glass.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003219235-A (JP)
Title: Solid-state image pickup device
Inventor: SAKURAI MOTOHARU
IPC: H04N5/225
Filed: 2002-01-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a solid-state image pickup device in which bond strength between a lens holder and a substrate can be improved by expanding a bonding area between the lens holder and the substrate.  <P>SOLUTION: An end face 33f of a cylindrical part 33e of the lens holder are provided with a plurality of recesses 33g over the entire circumference of the end face, and an adhesive 36 is filled in the respective recesses 33g. A plurality of fine irregularities are formed on the surfaces of the end face 33f and the recesses 33g, so as to form a rugged surface, and an adhesive 36 is filled in the recess of each of the irregularities. Then, the bonding area between the lens holder and the substrate 1 is expanded by the recesses of the irregularities of the recesses 33g and their surfaces so that the bond strength of the lens holder and the substrate 1 can be improved.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003115500-A (JP)
Title: Semiconductor device and its manufacturing method
Inventor: MAKIYAMA KOZO
IPC: H01L29/812
Filed: 2002-01-29
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor device having a fine gate which can be manufactured in a good yield. SOLUTION: The semiconductor device comprises a semiconductor substrate S having a pair of current retrieving region for supplying a current, an insulating film D formed on the substrate S and having an opening for a gate electrode G, a base formed on the substrate S in the opening for the gate electrode G to limit a size of a current direction on the substrate S and having a tapered shape for simply increasing in the size of the current direction as directed upward, and an umbrella part formed on the base and enlarging stepwise in the size of the current direction. The base is brought into contact with the substrate S in the opening for the gate electrode G in a mushroom type gate electrode structure having a structure riding on the insulation film D at least at one end of both ends of the insulating film D in the current direction.
Patent JP-2003223813-A (JP)
Title: Paste composition and solar cell utilizing the same
Inventor: WATSUJI TAKASHI
IPC: H02N6/00
Filed: 2002-01-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide paste composition to fully achieve requested BSF effect without decreasing the amount of application, even when thinning a p-type silicon semiconductor board, and to control deformation of the p-type silicon semiconductor board after baking and a solar cell equipped with an impurities layer or an electrode layer formed with the composition.  <P>SOLUTION: The paste composition are the paste composition for forming the impurities layer or the electrode layer on the p-type silicon semiconductor board 1 and comprise aluminum powder, an organic vehicle and inorganic compound powder having a lower thermal expansion coefficient than aluminum and one of whose melting temperature, whose softening temperature or whose decomposition temperature is higher than the aluminum melting point. The solar cell is provided with a p<SP>+</SP>layer 7, an Al-Si layer 6 and/or a back surface electrode layer 5, formed by baking the p-type silicon semiconductor board 1 coated with the paste composition having these features.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003225652-A (JP)
Title: Method for treating oil and fat-containing waste water
Inventor: KOBAYASHI YASUMASA
IPC: C02F1/00
Filed: 2002-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for treating oil and fat-containing waste water discharged from kitchens or else conveniently, reliably and inexpensively by using immobilized enzyme.  <P>SOLUTION: In this method for treating oil and fat-containing waste water such as waste water which contains waste oil and fat discharged from kitchens, a bioreactor 20 which is filled with immobilized enzyme therein is disposed in a grease trap 10 and the oil and fat-containing waste water 60 collected in the grease trap 10 is circulated to the bioreactor 20 and is decomposed. Alternatively in this method for treating oil and fat-containing waste water such as waste water which contains waste oil and fat discharged from kitchens, two or more bioreactors which are filled with immobilized enzyme therein, adjoin each other and are communicated with each other are disposed in the grease trap successively, one end of the bioreactors located on the most remote end part is attached to the connection part with a water intake pipe for introducing the oil and fat-containing waste water from kitchens or else into the grease trap and the oil and fat-containing waste water is allowed to pass each bioreactor and is decomposed.  <P>COPYRIGHT: (C)2003,JPO