baber/WOPTO huggingface dataset:
Patent JP-2003504388-A (JP)
Title: 化粧品または皮膚薬学的組成物における少なくとも１つのＬａｎｎｅａ属植物抽出物の使用
IPC: A61K9/08
Filed: 2000-07-13
Abstract: (57)【要約】
本発明の目的は、Lannea属またはOdina属に属する植物の少なくとも1つの抽出物を、単独でまたは少なくとも1つの他の有効成分と組み合わせて有効成分として使用することである。本発明の抽出物は、皮膚、粘膜、および／または上皮の付属器（Phanere）への局所的外用のための化粧品または皮膚薬学的生成物を製造するために使用する。
Patent JP-2003508579-A (JP)
Title: 発光ポリマー層を付着させるための配合物
IPC: C09J201/00
Filed: 2000-08-30
Abstract: (57)【要約】
発光素子においてポリマー層を付着させるための配合物であって、上記配合物は溶媒に溶解した共役ポリマーを含み、上記溶媒はテルペン類およびポリアルキル化芳香族化合物類からなる群から選択される少なくとも１種の物質を含む。
Patent JP-2003509726-A (JP)
Title: 光学的補償板および液晶ディスプレイ
IPC: G02B5/30
Filed: 2000-09-13
Abstract: (57)【要約】
本発明は、少なくとも１つのＯ板リターダー（３，３’）；負のＣ板リターダーの光学的特性を有する少なくとも１つのＤＡＣフィルム（４，４’）を含む、液晶ディスプレイ用の光学的補償板に関し、およびさらにこのような補償板を備えた液晶ディスプレイに関する。
Patent JP-2003510097-A (JP)
Title: ヒトｕｃｐ３ポリヌクレオチドをコードしているポリヌクレオチドを含むトランスジェニックげっ歯動物
IPC: A01K67/027
Filed: 2000-09-29
Abstract: (57)【要約】
ヒト脱共役蛋白質３（ＵＣＰ）を発現しているトランスジェニックマウスをその製法および使用と共に開示する。
Patent JP-2003512910-A (JP)
IPC: B60N2/58
Filed: 2000-10-10
Abstract: A method produces a flexible shaped strip ( 18 ), made of plastic, for fixing cushion cover ( 12 ) to a cushion component ( 10 ). The cushion component is formed of a foam material and includes a longitudinal channel ( 20 ) for insertion of the shaped strip ( 18 ). The shaped strip has, at least partly, a slip preventer to increase the tear resistance form the cushion component ( 10 ). The anti-slip component or slip preventer is made of a plastic softer than that used for the shaped strip ( 18 ), and is, at least partly, arranged around the outer surface of the shaped strip.
Patent JP-2003513403-A (JP)
Title: 書き換え可能なディスクを使用する、ポーズの間に記録し再生する方法
IPC: G11B7/0045
Filed: 2000-10-25
Abstract: (57)【要約】
ディスクを使用してポーズの間にプログラムを記録しそのプログラムを再生する方法であって、ポーズの開始と同時に、記録されてないセグメントの第２のパターンと交互する記録済みセグメントの第１のパターンとして、プログラムをディスクに記録するステップと、ポーズの終了と同時に前記第１のパターンの第１の記録済みセグメントにジャンプして戻るステップと、前記第１のパターンの記録済みセグメントを再生することと、前記第２のパターンの記録されてないセグメントにプログラムを記録すること、を交互に行うステップと、から成る。この方法を実施する装置は、ポーズを開始するコマンドに応答して開始される、第１のパターンを記録する第１の動作モード、前記ポーズを終了しジャンプして戻るコマンドに応答して開始される第２の動作モード、および前記第１のパターンを再生し前記第２のパターンを記録する第３の動作モードを有するコントローラを備えることができる。
Patent JP-2003515518-A (JP)
IPC: C09C1/02
Filed: 2000-12-01
Abstract: A UV screening composition comprising novel particles which are capable of absorbing UV light so that electrons and positively charged holes are formed within the particles is disclosed. These particles comprise a host lattice incorporating a second component to provide luminescence trap sites and/or killer sites, said second component being niobium, vanadium, antimony, tantalum, strontium, calcium, magnesium, barium, molybdenum or silicon.
Patent JP-2003519892-A (JP)
Title: 接点保護ケーシング及び噴射ポンプ、並びに接点保護ケーシングをアダプタを用いて取り付ける方法
IPC: F02M51/04
Filed: 2000-11-21
Abstract: (57)【要約】
本発明は、ケーシング部材（７）に配置された少なくとも１つの電気的接続部のための接点保護ケーシングであって、ケーシング部材（７）が構成部材（１）に取り付けられていて、注入物質の充てんのために開けられた開口（８）を有している形式のものに関する。また、本発明は、前述の接点保護ケーシングを備えた噴射ポンプ、及び接点保護ケーシングをアダプタを用いて取り付ける方法にも関する。取り付けのためのコスト若しくは手間を減ずるために、ケーシング部材が肉薄のキャップ（７）から形成されており、キャップ（７）の縁部が、予負荷された状態で、常に構成部材（１）に当接しているようになっている。
Patent JP-2003519969-A (JP)
IPC: H04W88/02
Filed: 2000-12-18
Abstract: A portable communication apparatus has a microphone and a processing device with an input operatively coupled to the microphone. The processing device generates a digital output signal from a first electric signal received from the microphone. A reading device in the portable communication apparatus generates a second electric signal from an optical or magnetic input signal. The processing device is operatively coupled to the reading device, so that the second electric signal from the reading device may be received at the input of the processing device.
Patent JP-2004502207-A (JP)
Title: 貿易処理および貿易管理を促進するためのシステム
IPC: G06Q40/06
Filed: 2001-02-15
Abstract: 有価証券貿易の処理および解決を促進するためのシステム（１０）が提供されます。 システムは、別のパーティー（１８）による実行された貿易を示す最初の取引パーティー（１２）および貿易割付け情報による実行された貿易を示す貿易実行情報（１６）を受け取るコンピューター（２６）を含んでいます。 システムは、さらにコンピューターによってアクセス可能なパーティー・プロファイルを交換するデータベースを含んでいます、各取引パーティーの受理可能な貿易パラメーターを示す取引パーティー・プロファイル。 コンピューター（１０）の上で実行することは、貿易実行情報を貿易割付け情報（２２）と比較するための、および貿易実行情報（１６）および貿易割付け情報（２２）が、取引パーティー・プロファイル（５０）の中で第１の取引パーティー（１２）に供給された、受理可能な貿易パラメーターおよび第２の取引パーティー（１８）内に相互に関連する場合、マッチが存在することを決めるための一致するプログラム（４８）です。
Patent JP-2003527182-A (JP)
Title: 書類、織物、写真等の展示装置
IPC: G09F7/02
Filed: 2001-03-16
Abstract: (57)【要約】
【課題】書類、織物、写真等の展示装置
【解決手段】書類、織物、写真等を展示する装置は、薄い磁性ばねスチールの長く幅の狭いストリップと、希土類磁石その他の磁石を埋め込んだ小さな多数個のタックとからなる。ストリップをテープ状に引き出すディスペンサーが、不使用のタックと、未だ使用されないストリップの部分を貯蔵する。ばねスチールのストリップは、その一方の面が強力な接着剤によって被覆される。前記の接着剤側は、不使用時には、ワックス紙のような保護層によって覆われる。ばねスチールは、ディスペンサー中で巻き上げられる。ストリップは、保護層と接着剤層を介して規則的に分割される。ばねスチールには切れ目が記録される。
Patent JP-2004504233-A (JP)
Title: ブリスタ包装用凹形装置
IPC: B65D75/36
Filed: 2001-03-21
Abstract: 一時的ＯＮ位置、及び継続的ＯＮ位置を有するＯＮ／ＯＦＦスイッチを組み入れた物品用包装容器である。包装容器は、少なくとも部分的に物品を納めるブリスタ型カバーといったカバー、及びカバー内にあり、スイッチに最も近く形成される凹型装置を備える。凹型装置は、スイッチが継続的ＯＮ位置にスライドすることを防止し、一方でスイッチが一時的ＯＮ位置へと押し下げられることを許容する。凹型装置は、スイッチの真っ直ぐ上方に位置する第１凹部、及びスイッチに直接隣接する位置にある第２凹部を具備する。
Patent JP-2003536291-A (JP)
Title: 無線放送におけるｏｆｄｍシンボルの同期化方法
IPC: H04L27/26
Filed: 2001-04-26
Abstract: (57)【要約】
本発明では、堅固で効率的なフレームおよび周波数同期化を可能にする、無線放送におけるＯＦＤＭシンボルの同期化方法が提案されている。この場合送信側でＯＦＤＭシンボルに付加的なパイロットが加算されそれによってパイロット対が形成される。このパイロット対にはシーケンスが付加的に変調され、それが受信側で抽出されてそのシーケンスと記憶されているシーケンスが比較され、各ＯＦＤＭシンボルに毎に尺度が形成される。最大の尺度を備えたＯＦＤＭシンボルは、フレームの第１のＯＦＤＭシンボルとして識別される。
Patent JP-2003534948-A (JP)
Title: 二軸延伸白色高グロスフィルム及びその製造方法ならびにその使用
IPC: B32B27/36
Filed: 2001-05-17
Abstract: (57)【要約】
本発明は、二軸延伸共押出ポリエステルフィルムに関し、当該フィルムは、少なくとも１層のベース層と少なくとも１層の外層とから成り、ベース層Ｂは、ポリエステル（好ましくはポリエチレンテレフタレート）と２〜６０重量％のシクロオレフィン共重合体（ＣＯＣ、好ましくはノルボルネン−エチレン単位から成る）から成る。さらに、他の外層や中間層を有してもよく、公知の安定剤や耐ブロッキング剤を含有してもよい。本発明のフィルムの白色度は７０％を超え、不透明度は５５％を超え、少なくとも片面のグロスは１００を超えるため、種々の工業的応用が可能である。本発明のフィルムは、その製造工程において発生する再生原料をフィルムの重量に対して１０〜７０重量％含有させることができ、再生原料の添加によって、本発明のフィルムの物性は変化することはない。
Patent JP-2003535499-A (JP)
Title: メッセージの終わりのマーカ
IPC: G09C1/00
Filed: 2001-05-24
Abstract: (57)【要約】
たとえば暗号システム内のデジタルメッセージの終わりを識別する方法で、変換関数を使用してメッセージを含む第1の文字列を第2の文字列に変換する。第1の文字列は、第2の文字列と異なる基底を持ち、それらの基底は第2の文字列内の使用可能な領域全体を変換関数が使い切らないように選択される。第1の文字列内のメッセージの終わり要素の位置を定義するメッセージの終わりのマーカは、変換関数からアクセスできない使用可能領域のその部分から選択され、そのマーカが第2の文字列に付加される。このようにしてからその文字列全体を暗号化し、受信者に送信することができる。受信者は、逆関数を使用してメッセージの終わりのマーカを特定し、そのマーカから、メッセージの終わり要素の位置を見つける。
Patent JP-2003199780-A (JP)
Title: Condom for preventing venereal infectious disease
Inventor: KOBAYASHI KATSUYOSHI
IPC: A61F6/04
Filed: 2002-01-09
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the infection rate of a venereal infectious disease of a condom and to prevent the condom from remaining in the vagina.  <P>SOLUTION: A ring part 2 is formed at the root part of a body part 4 of the condom 1, and a collar part 3 is radially formed at the peripheral edge of the ring part 2. The width of the collar part 3 is set to 10-50 mm so as to be formed larger than the pudendum femininum. In the wearing state of the condom, the penis 7 is covered in a close contact state with the body part 4 of the condom 1, and the pudendum is covered with the collar part 3 of the condom 1.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003207071-A (JP)
Title: Control valve
Inventor: ENDO TOSHIHIKO
IPC: F01D25/00
Filed: 2002-01-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a control valve which is opened with weak valve driving force when the control valve is not equipped with any auxiliary valve and is to be opened.  <P>SOLUTION: The main valve 21 is provided with a pressure regulator 23 consisting of a balance hole 23a to adjust the pressure difference between the pressure in a first steam chamber 28 located upstream of the main valve 21 and the pressure in a second steam chamber 29 located downstream so that the main valve 21 can be driven with weak valve driving force and is to be opened. Even when the main valve 21 is in tight attachment to the valve seat 22 formed in a valve casing 30 to generate the valve closed condition, a minute quantity of steam is allowed to flow always from the upstream to downstream, and there the driving force is reduced when the valve is opened by driving the main valve 21.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003208636-A (JP)
Title: Commutation pass issuing machine
Inventor: KOBAYASHI YASUHIRO
IPC: G07B1/00
Filed: 2002-01-15
Abstract: <P>PROBLEM TO BE SOLVED: To issue a continued commutation pass on the basis of an old commutation pass (original commutation pass) even in the change of a station code due to setting of a new station.  <P>SOLUTION: This machine comprises a station code transfer table for transferring an old station code to a new station code, which is stored in a commutation pass issuing machine body; a reading means for reading the data recorded in the original commutation pass inserted to the commutation pass issuing machine body that is the base of the continued commutation pass; an extraction means for extracting the date of issue of the original commutation pass from the read data; and a transfer means for transferring the station code of the original commutation pass in reference to the station code transfer table on the basis of the extracted date of issue of the original commutation pass.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003218095-A (JP)
Title: Method for monitoring etching
Inventor: OIDE TAKAHIRO
IPC: H01L21/76
Filed: 2002-01-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for monitoring etching in which the depth of a trench or a hole being made by etching with high aspect ratio can be monitored accurately using an optical depth measuring apparatus.  <P>SOLUTION: The method for monitoring the depth of a recess being formed by etching in the element forming region of a substrate comprises a step for forming a monitoring recess pattern by etching, identical to that for forming a recess in the element forming region, in a region of the substrate other than the element forming region during the process for forming a recess in the element forming region by etching, and a step for measuring the depth of the monitoring recess pattern by an optical depth measuring apparatus. The optical depth measuring apparatus measures the depth of the recess based on the reflected light from the surface of the substrate and the reflected light from the bottom part of the recess pattern. The monitoring recess pattern has a center O when viewed from the direction of the surface of the substrate and the width thereof is enlarged gradually outwards, like a trumpet, along the axis passing through that center on the opposite sides of the center O.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003224135-A (JP)
Title: Semiconductor device and its manufacturing method
Inventor: KOYAMA KAZUHIDE
IPC: H01L21/762
Filed: 2002-01-30
Abstract: <P>PROBLEM TO BE SOLVED: To enhance the integration and the performance of an LSI such as an SOI-MOSFET or the like.  <P>SOLUTION: The semiconductor device for constituting a MOSFET comprises diffused layers formed in a body and a source/drain part of an SOI layer (Si active layer region) in an SOI substrate 1. The method for manufacturing the semiconductor device comprises steps of forming a gate electrode 6b on the surface of the body via an insulating film 6a, and forming a first source/drain extension layer 7 on a source/drain extension part. The method further comprises steps of providing a first side wall 8 on the gate electrode 6b, forming a second source/drain extension layer 9, and then forming a first silicide film 10 on the surface of the source/drain part. The method also comprises steps of forming a second sidewall 11 on the surface of the sidewall 8, and then forming a second silicide film 12 on the surface of the source/drain part.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002318018-A (JP)
Title: Ejector cycle and gas and liquid separator
Inventor: TAKEUCHI HIROTSUGU
IPC: F25B1/00
Filed: 2002-01-30
Abstract: PROBLEM TO BE SOLVED: To provide a structure capable of returning lubricating oil into a compressor, in an ejector cycle. SOLUTION: The ejector cycle is provided with a compressor, a radiator for cooling refrigerant discharged out of the compressor, an evaporator for evaporating the refrigerant to absorb the heat of the same, an ejector 400, reducing the pressure to expand the refrigerant flowing out of the radiator and sucking gas phase refrigerant evaporated in the evaporator to convert an expansion energy into a pressure energy and increase the suction pressure of the compressor, a gas and liquid separator 500, storing the refrigerant by separating the gas and liquid two-phase refrigerant from the ejector 400 and supplying the gas-phase refrigerant to the suction side of the compressor, while supplying the liquid phase refrigerant to the evaporator, and an oil returning hole 543,  installed in the gas and liquid separator 500 for guiding the lubricating oil in the gas and liquid separator 500 into the compressor 100. According to this method, the lubricating oil can be returned into the compressor.
Patent JP-2003225607-A (JP)
Title: Apparatus and method of forming thin film
Inventor: HASEGAWA MAKOTO
IPC: B05D3/00
Filed: 2002-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus and method of forming a thin film by which an excess resist thin film remaining in an outer circumferential part of a substrate is surely removed while minimizing the use quantity of a solvent or the treatment time necessary for the removal of the resist thin film.  <P>SOLUTION: A detecting means 14 for detecting the film thickness of the excess thin film formed on the outer circumferential part of the substrate 11 by applying a resist on the substrate 11 sucked and fixed on a supporting apparatus 12 and a removing apparatus 15 for removing the excess film thickness part by supplying the solvent for dissolving the excess part based on the detected output are arranged on the side edge part, of the substrate 11.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003228622-A (JP)
Title: Method for retrieving patient in medical examination data management system
Inventor: ANDO HIDEYUKI
IPC: G06Q50/22
Filed: 2002-02-04
Abstract: <P>PROBLEM TO BE SOLVED: To retrieve patients having the same disease name data, patients who have receives the same treatment, or patients for whom the same medicine has been prescribed.  <P>SOLUTION: This medical examination data management system is provided with a condition inputting means for outputting a condition input window capable of inputting at least the name, birth date, telephone number, and hospital visiting date of a patient and a retrieving means for retrieving patients under an inputted retrieval condition. The condition inputting means displays a button for inputting and instructing an additional condition to the window, and displays an additional condition window for inputting an additional retrieval condition corresponding to the instruction of the button separately from the condition input window, and the retrieving means retrieves patients by considering not only the designated standard retrieval condition but also the additional retrieval condition.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002251205-A (JP)
Title: Feedback control method
Inventor: YASUI YUJI
IPC: F02D45/00
Filed: 2002-02-04
Abstract: PROBLEM TO BE SOLVED: To provide a feedback control method capable of increasing the convergence quick response or convergence stability of the convergence of a linear function to zero in a feedback control method for generating a control input so that the value of the linear function with the state quantity of an object to be controlled as a variable can be turned into zero. SOLUTION: A control input to be generated so that the value of a linear function σ with the state quantity of an object to be controlled as a variable can be converged into zero includes components corresponding to the value of the linear function σand components corresponding to the integrated value of the value of the linear function σ.
Patent JP-2003227508-A (JP)
Title: Lock nut
Inventor: MASHIMA RYUSUKE
IPC: F16B39/12
Filed: 2002-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lock nut wherein a regular fastening nut is prevented from corotating when fastening the lock nut, and both nuts are surely fastened.  <P>SOLUTION: This lock nut 1 stops the slacking of a regular fastening nut by fastening from the above of the regular fastening nut 2 screwed in a male screw part 40. An annular projecting part 13 is formed in an axially end face 12, an annular seating surface 15 for contacting with a seating surface 20 of the regular fastening nut is formed at the tip end of the annular projecting part, and the area of the annular seating surface is formed smaller than that of the axially end face.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003234819-A (JP)
Title: Information terminal device and method for displaying opposite party information
Inventor: SAKATA TAKEHARU
IPC: H04W76/02
Filed: 2002-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide an information terminal device that has improved convenience by making the opposite party information seen more easily than in a conventional manner and a method for displaying the opposite party information about the information terminal device.  <P>SOLUTION: This information terminal device is provided with a storing means for associating the opposite party name with a plurality of pieces of the opposite party information corresponding to the opposite party name for storage, reads the opposite party information corresponding to the opposite party name designated by the storing means and displays the read opposite party information on a displaying means. The displaying means is provided with a display controlling means for selectively displaying the plurality of pieces of the opposite party information. The information terminal device that associates the opposite party name with the plurality of pieces of the opposite party information corresponding to the opposite party name for storage is provided with a secret storing means for storing whether or not to individually register the plurality of pieces of the opposite party information as a secret.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003233130-A (JP)
Title: Liquid crystal projector
Inventor: HASHIZUME SHIGEYUKI
IPC: H04N5/74
Filed: 2002-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a liquid crystal projector in which the life of a light source lamp for a back light is prevented from being shortened owing to an abnormal power-OFF event by performing cleaning processing normally even when the power source is abnormally turned off.  <P>SOLUTION: The liquid crystal projector which performs the cleaning processing in which the light source lamp is cooled by a cooling fan until a certain time passes after the power source is turned off, has a battery and a means of performing the cleaning processing by using the electric power of the battery if the power source is abnormally turned off during the operation of the liquid crystal projector.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003234483-A (JP)
Title: Solar battery module
Inventor: RO KAZUYOSHI
IPC: H01L31/04
Filed: 2002-02-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a solar battery module wherein a light receiving surface of a solar battery is prevented from contamination due to dust or the like and from reflection of a solar light, regarding a solar battery, especially a solar battery using photovoltaic element constituted of a thin film silicon, wherein a transparent organic polymer film having flexibility is used as a substrate.  <P>SOLUTION: The solar battery module is provided in which a base material and a photoelectric conversion layer are laminated, and at least an anti- reflection layer and a contamination preventing film are laminated in order on an uppermost light receiving surface of the photoelectric conversion layer. By using the above constitution, in the solar battery module contamination on the light receiving surface is prevented, and light reflection on the surface is reduced, so that power generation efficiency can be increased.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003233545-A (JP)
Title: Method and program for service providing system, and storage medium
Inventor: SHIMADA NAOKI
IPC: G06F21/31
Filed: 2002-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To strengthen linkage between a plurality of application programs, and to facilitate control of a user when providing e-mail service by using WWW.  <P>SOLUTION: This service providing system includes a shared authentication server by a plurality of different applications for providing the service using the WWW. The authentication server authenticates the user by a request of the application. When authentication is successful, determination is made on whether or not authentication ID on the user succeeding in the authentication is prestored in an authentication database for associatively storing the authentication ID and service state information on the user. When the authentication ID is determed to have been stored, the service state information is informed to the application of requesting the user authentication for executing processing on the basis of the service state information on the user associated to the stored authentication ID.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003241266-A (JP)
Title: Light emitting device
Inventor: KAWAKAMI KAZUKUNI
IPC: G03B7/16
Filed: 2002-02-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a light emitting device which can obtain an image pickup effect giving a dynamic feeling by a slow shutter.  <P>SOLUTION: The light emitting device 146 for a camera, which is provided with a semiconductor light emitting element 38 like a light emitting diode, is provided with the semiconductor light emitting element 38 which emits light on the basis of an instruction of a light emission control means (system controller 52) to irradiate a subject, an exposure time information acquisition means (system controller 52) which acquires the exposure time of the camera, a light emission information acquisition means (system controller 52) which acquires information instructing the semiconductor light emitting element 38 to emit light, and the light emission control means (system controller 52) which outputs the instruction to cause the semiconductor light emitting means to emit continuously for the time based on the acquired prescribed exposure time when acquiring the information instructing light emission.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003238736-A (JP)
Title: Rubber composition and pneumatic tire produced by using the same
Inventor: NOHARA DAISUKE
IPC: B60C1/00
Filed: 2002-02-15
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a rubber composition which exhibits excellent gripping performance without reducing productivity, and to provide a pneumatic tire produced by using the same.  <P>SOLUTION: The rubber composition is obtained by blending 100 pts.wt. of a rubber component comprising a natural rubber and/or a synthetic rubber, 0.1-50 pts.wt. of a hydrazide derivative represented by formula (I) (wherein R<SP>1</SP>is H, a 1-18C hydrocarbon group or amino group; and R<SP>2</SP>and R<SP>3</SP>are each H, a 1-18C hydrocarbon group or a heterocyclic group), and 0.1-50 pts.wt. of a protonic acid. The pneumatic tire is produced by using the rubber composition for its member.  <P>COPYRIGHT: (C)2003,JPO