baber/WOPTO huggingface dataset:
Patent JP-2005536797-A (JP)
Title: 記録及び／又は再生装置と遠隔ユニットとの間の通信方法及びシステム
IPC: G06F21/00
Filed: 2003-08-13
Abstract: 本発明は、データ媒体を読取可能な記録及び／又は再生装置(11)と、データ媒体用の追加データを有する第１の遠隔ユニット(12)とを有する通信システムに関するものである。記録及び／又は再生装置(11)と第１の遠隔ユニット(12)はネットワークを介して通信する。通信システムは、信頼を受けた記録及び／再生装置を認証可能であり、信頼を受けた記録及び／又は再生装置を追加データにアクセスさせる第２の遠隔ユニットを有する。信頼を受けた記録及び／又は再生装置は、記録及び／又は再生装置のデータ媒体の存在を検出し、そのデータ媒体を認証することができる。
Patent JP-2005523230-A (JP)
Title: 光ファイバにスピンを印加する装置及びこれを用いた光ファイバの製造装置及び製造方法
IPC: C03B37/12
Filed: 2002-10-30
Abstract: 【解決手段】  超極低ＰＭＤ（Ｐｏｌａｒｉｚａｔｉｏｎ  Ｍｏｄｅ  Ｄｉｓｐｅｒｓｉｏｎ）を持つ光ファイバを製造するため、コーテイングされた光ファイバをその長手方向の軸を中心に回転させてスピンを印加する方法は、光ファイバのコーテイング地点の下端部から前記被覆光ファイバが線引き軸から一定の偏差以上ずれないように前記被覆光ファイバをガイドする段階と、前記ガイド地点の下端部から線引き方向に実質的に平行する軸を中心に振動する駆動ローラに、前記被覆光ファイバを接触させて光ファイバにトルクを提供する段階と、前記駆動ローラの振幅Ａと、前記ガイド地点と前記振動地点との間の離隔距離ｌとを調節して、前記振動する光ファイバと線引き軸が形成する角度θを制御する段階を含む。これにより、回転により発生される光ファイバのスピン率（ｓｐｉｎｓ／ｍ）が調節できる。
Patent JP-2006511466-A (JP)
IPC: A61K38/00
Filed: 2003-09-01
Abstract: Topically applicable skin depigmenting compositions, suited for treatment of such hyperpigmentary disorders as melasma and chloasma, contain a thus effective amount of at least one skin depigmenting active agent, for example hydroquinone or 4-hydroxyanisole, in admixture with a depigmentation-accelerating amount of adapalene (6-[3-(1-adamantyl)-4-methoxyphenyl]-2-napthanoic acid), and optionally with at least one sunscreen, formulated into a topically applicable, physiologically acceptable medium therefor.
Patent JP-2005538279-A (JP)
Title: 立体的グリッドパネル
IPC: E04C3/00
Filed: 2003-09-03
Abstract: 立体的グリッドパネル（１０）は、間隔が隔てられた二つのグリッド（２４、２６）間に配置されており且つこれらのグリッドに取り付けられた中間グリッド（２８）を含む。間隔が隔てられた二つのグリッドの各々は、複数の細長い第１構成要素（３０、４０）、及びこれらの複数の細長い第１構成要素に対して横方向に配向されており且つ複数の第１構成要素と節のところで交差する複数の細長い第２構成要素（３２、４２）を含む。中間グリッドは、間隔が隔てられた二つのグリッドの節間を各々が延びる複数の第１中間構成要素（４６）及び間隔が隔てられた二つのグリッドの節間を各々が延びる、複数の第１中間構成要素に対して横方向に配向された複数の第２中間構成要素（４８）を含む。
Patent JP-2006501333-A (JP)
IPC: C08L23/22
Filed: 2003-10-02
Abstract: The present invention relates to a shaped article containing at least one peroxide curable compound containing a butyl-like polymer(s) without any conjugated aliphatic diene in its composition, said polymer containing less than 15 wt. % of solid matter insoluble in boiling cyclohexane under reflux for 60 min. The present invention also relates to a sealing material and a medical device containing at least one peroxide-curable compound containing a butyl-like polymer containing less than 15 wt. % of solid matter insoluble in boiling cyclohexane under reflux for 60 min. Further, the present invention relates to a process for producing a butyl-like polymer having no conjugated aliphatic diene in its composition and containing less than 15 wt. % of solid matter insoluble in boiling cyclohexane under reflux for 60 min. In addition, the present invention relates to a process the manufacturing of the inventive compound wherein the elastomeric polymer is mixed with at least one filler and at least one peroxide curing system in a mixing means.
Patent JP-2006507319-A (JP)
Title: 中皮腫の処置
IPC: A61K31/519
Filed: 2003-11-11
Abstract: 本発明は中皮腫、とりわけ悪性中皮腫を有する温血動物、とりわけヒトを処置する方法であって、該動物に治療上有効量の４−ピリジルメチル−フタラジン誘導体を投与することを含む方法に関する。
Patent JP-2006505955-A (JP)
Title: チップスケールのショットキーデバイス
IPC: H01L23/485
Filed: 2003-11-04
Abstract: 【課題】  デバイスのサイズを小さくする。 【解決手段】  ダイの１つの主要表面だけに配置された、少なくとも１つのカソード電極、および少なくとも１つのアノード電極と、回路基板にパッケージを表面実装するための、電極に接続されたハンダバンプとを有するチップスケールショットキーパッケージ。
Patent JP-2006506641-A (JP)
Title: マイクロ構造化高分子基材
IPC: G01N1/36
Filed: 2003-10-07
Abstract: 種々の組成物の高エネルギー脱離／イオン化を行うための方法および装置を開示する。本発明の方法および装置は、一般に、検体脱離の機能強化を行うために、場合により１層もしくは複数層の表面コーティングと組み合わせて、マイクロおよびナノ構造化フィルムのような構造化基材を利用する。そのような脱離の機能強化は、基材のレーザー脱離を使用する質量分光分析法のような分析の分野でとくに有用である。
Patent JP-2006521084-A (JP)
Title: イヌｒａｎｋｌならびにイヌｒａｎｋｌを調製および使用するための方法
IPC: C07K14/705
Filed: 2003-12-10
Abstract: 本発明は、イヌＲＡＮＫＬポリペプチドの細胞外ドメインを含む、そのポリペプチドの実質的な一部をコードする単離された核酸分子、そのポリペプチドおよびそれらのフラグメントを提供する。イヌＲＡＮＫＬポリペプチドをコードし、かつ発現するベクターおよび宿主細胞、ならびにＲＡＮＫＬに結合し、そしてＲＡＮＫＬの活性を阻害する抗体も提供される。骨塩量の損失を阻害または処置するために動物を処置する方法も、提供される。
Patent JP-2006512260-A (JP)
Title: エレベータスライドドア用光学的同期性安全検出システム
IPC: E05F15/56
Filed: 2002-12-30
Abstract: ドア装置の安全検出システムは、直線的に配置されるとともに、エネルギービーム２３を放射するために起動するように適用された複数のエミッタ１７と、直線的に配置されるとともに、各々が複数のエミッタの１つと対応し、対応する複数のエミッタ１７の１つから１本のエネルギービーム２３を受信するように適用された複数の受信器１１と、を備える。このドア装置の安全検出システムは、複数の受信器１１の各々が、エネルギービーム２３を受信する前に走査順序により単独で起動され、複数のエミッタの各々が、走査順序によりエネルギービームを放射するように単独で起動され、複数の受信器のうち起動された各々が、エネルギービームを受信すると停止して、複数の受信器のうち走査順序において次の１つが起動されることを特徴とする。
Patent JP-2006512668-A (JP)
IPC: G07D7/04
Filed: 2003-12-26
Abstract: An optical sensing device for detecting plural optical features of valuable papers is provided that comprises first and second triplex assemblies positioned on the opposite sides of a passageway (13) for guiding the transported valuable paper (64);  one of the first and second triplex assemblies having first and second light emitting elements for emitting first and second lights, and a first light receiving element adjacent to the first and second light emitting elements; and 
the other of the first and second triplex assemblies having a third light emitting element for emitting a third light, and second and third light receiving elements adjacent to the third light emitting element.
Patent JP-2006192515-A (JP)
Title: Electric nailing machine
Inventor: TANIMOTO HIDEYUKI
IPC: B25C1/06
Filed: 2005-01-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electric nailing machine capable of miniaturizing the size, reducing the weight, and reducing the cost by reducing the number of part items.  <P>SOLUTION: This electric nailing machine includes a motor 11, or a driving source, a shaft 14 rotatingly driven by the motor 11, a flywheel 18 axially movably splined to the shaft 14, a pinion 19 supported to the shaft 14 to allow idling, a plunger 22 threadedly engaged with the pinion 19 to move reciprocatingly and linearly, and a solenoid (a pushing means) 20 pushing the flywheel 18 to the pinion 19. The flywheel 18 is pushed to the pinion 19 by the solenoid 20, the rotation of the flywheel 18 is transmitted to the pinion 19, the pinion is rotatingly driven to move the plunger 22 and a blade 23 attached to the plunger 22 nails a material to be nailed.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005251167-A (JP)
Title: On-device application catalog updated by management server
Inventor: HOFMEISTER NICK
IPC: G06F13/00
Filed: 2005-01-11
Abstract: <P>PROBLEM TO BE SOLVED: To facilitate downloading of application software to a mobile device.  <P>SOLUTION: A catalog server 105 generates a push message including data from an application catalog 145 stored in the catalog server 105 upon reception of a request for an application identified in the application catalog 145. The push message is sent to a mobile device 130 designated in the request for the application. The mobile device 130 receives and reads the push message. In response to the reception of the push message, the application is requested and received from an application server 106. The application is installed, and this on-device application catalog 150 is updated to indicate the availability of the application for execution on the mobile device 130.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2006199748-A (JP)
Title: Method for producing resin composition
Inventor: TOKI MAKOTO
IPC: C08K3/04
Filed: 2005-01-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing a resin composition which improves surface smoothness and remarkably improves the failure of filler dispersion (white foreign substances on the surface of a molded article) causing the failure of coating adhesion while maintaining excellent heat resistance, impact resistance and linear expansion coefficient in the polyamide-polyphenylene ether alloy resin reinforced with an inorganic filler, and furthermore remarkably improves the productivity as well on production, and its composition and molded article.  <P>SOLUTION: The method for producing a thermoplastic resin composition composed of (a) a polyamide, (B) a polyphenylene ether, and (C) at least two types of wollastonite having different aspect ratios comprises feeding the wollastonite having a smaller aspect ratio together with the polyamide. The composition can be obtained by this method.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006201023-A (JP)
Title: Gas sensor element and its manufacturing method
Inventor: YONEYAMA KENICHI
IPC: G01N27/409
Filed: 2005-01-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gas sensor element suppressed in warpage at the time of baking and having a high-temperature rising speed, and provide its manufactured method.  <P>SOLUTION: The gas sensor element 1 includes a sensor part 9 constituted by forming a detection electrode 5 on one side of a solid electrolyte layer 4 and forming a reference electrode 6 on the other side; and a heater part 10 which comes into contact with the solid electrolyte layer 4 on the side of the reference electrode 6 to be integrally formed along with the sensor part 9 and has a heater 2 embedded therein and characterized in that the main surface of the heater 2 is right-angled to the sensor part 9 or inclined toward the sensor part 9.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006198306-A (JP)
Title: Vehicle seat
Inventor: OZAKI TAKASHI
IPC: A47C7/62
Filed: 2005-01-24
Abstract: <P>PROBLEM TO BE SOLVED: To convert a vehicle seat into a condition appropriate to give a massage by a simple operation of a person sitting on a seat, and to give a comfortable massage to the person sitting on the seat.  <P>SOLUTION: The vehicle seat has a massage apparatus. The vehicle seat comprises at least one apparatus selected from a reclining apparatus for raising or flattening a seat back 20 with respect to a seat cushion 10, an ottoman apparatus for spreading a leg mounting face ahead of the seat cushion 10 for the person sitting on the seat, a bending apparatus 20 for bending the seat back in the middle, and a heater apparatus for heating the person sitting on the seat. The vehicle seat further has a memory means for storing an operating state of the apparatuses appropriate to give a massage to the person sitting on the seat and a control means for actuating the apparatuses to perform the stored operating state when the person sitting on the seat carries out a massage starting operation.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006209470-A (JP)
Title: Input module
Inventor: TANIGAKI KANA
IPC: G05B23/02
Filed: 2005-01-28
Abstract: <P>PROBLEM TO BE SOLVED: To realize an input module with a diagnostic function for discriminating a state change by abnormality of field wiring and internal abnormality of the module from a state change by on/off of an input switch.  <P>SOLUTION: The input module comprises a power source one side of which is connected to one contact of an input switch connected through a wire and the other side of which is connected to the other contact through a current detecting resistance, with this connecting point being a common potential, and a control device detecting, based on this common potential, the on/off state of the input switch by a voltage generated in the current detecting resistance. A diagnostic element is connected serially to the input switch to form the current detecting resistance and a voltage division circuit. The control device diagnoses short-circuit abnormality of the wire when the voltage generated in the current detecting resistance is in the level of the power source voltage.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006207722-A (JP)
Title: Disk brake
Inventor: SANO TAKASHI
IPC: F16D65/02
Filed: 2005-01-28
Abstract: <P>PROBLEM TO BE SOLVED: To keep a caliper posture for a mounting member stable, prevent the number of parts and the weight from increasing, and to improve the workability at assembly.  <P>SOLUTION: A concave groove mounting seat 9A and a screw hole are installed in a pawl 9, 9 positioned at an outlet side in the rotational direction of a disk 1 out of a pair of pawls 9 composing an outer leg of a caliper 6. A base end side of a slider 17 is detachably attached to the pawl 9 of mounting seat 9A using a bolt 18. A pad guide 3C at an outer side is previously formed longer in the axial direction of the disk 1 so that the front end side of the slider 17 can be slidably supported via the pad spring 16. Thereby, the caliper 6 is slidably supported at three points for the mounting member 2 by right and left side pins 12, 13 at a cylinder 8 (a mounting part 10) and the slider 17 on the side of the pawls 9.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006206396-A (JP)
Title: Method for executing catalyzed reaction
Inventor: IKOMA FUTOSHI
IPC: B01J23/26
Filed: 2005-01-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method by which reaction efficiency is more simply enhanced in a steam reforming reaction of hydrocarbon or oxygen-containing hydrocarbons, a methanol decomposition reaction or a methanol synthesis reaction in which an exothermic or endothermic reaction is a rate-controlling factor of catalytic activity.  <P>SOLUTION: A reaction system in which a catalyst layer comprises a packing type fixed bed uniformly including a heat transfer medium and a catalyst is used as the method for enhancing reaction efficiency by improving the heat conductivity of catalyst's surroundings.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006210841-A (JP)
Title: Semiconductor integrated circuit and testing method thereof
Inventor: ISHIMURA TAKASHI
IPC: H01L27/04
Filed: 2005-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To suppress an increase in circuit area in a semiconductor integrated circuit, and to each decrease the consumption electric power during scanning testing and during built-in self-testing of logic circuit (logic BIST), without affecting the function operating speed.  <P>SOLUTION: A power supply wiring 103 that supplies power supply voltage VDD1 to flip-flop circuits 102a to 102f, and a power supply wiring 104 that supplies power supply voltage VDD2 to a combination circuit 101, are configured, by independently disposing them so as to be able to separately and independently supply power supply voltage to them. The supply power voltage VDD2 of the combination circuit 101 is set to a low voltage or is blocked during shift operation in the scan test. This allows power consumption to be suppressed in the combined circuit 101 during shift in the scan test. At the same time, the power supplies of the flip-flop circuits 102a-102f are set to a high voltage at the time of shift. This allows acceleration of shift operations to be realized, and testing time is shortened.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006217241-A (JP)
Title: Image reading apparatus
Inventor: KUBO HIROSHI
IPC: G03B27/52
Filed: 2005-02-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a contact glass equipped by the image reading apparatus of an image recording/processing device such as a copier with two or more functions.  <P>SOLUTION: In the cross-section of a contact glass 18 which shows a configuration of transparent members subjected to conduction processing and stainproof processing, when a stain-proof processed layer 502 is superposed on a conduction-processed layer 501, conduction/stainproof performance may deteriorates because a combination of the contact glass 18 and the stain-proof processed layer 502 is different. But, when a conductive/stainproof performance hardly deteriorates, a process of superposing the stainproof processed layer 502 on the conduction-processed layer 501 is simple and preferable.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006222632-A (JP)
Title: Linking system of optical cross-connection unit and transmission unit
Inventor: TSURITANI TAKEHIRO
IPC: H04L45/586
Filed: 2005-02-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a link system of PXC and WDM which is capable of cutting and dividing troubles occurring between PXC-WDM, and operating an optical network with high reliability and high efficiency, in an optical network where working paths and standby paths are set up.  <P>SOLUTION: A current path passing through transmission units (WDMs) 5 and 7 is set up between optical cross-connection units (PXC) 3-4, and a standby path passing through transmission units 6 and 8 is set up. When the current path is set up, WDMs 5 and 7 cancel the mask processing between them in coordination with PXCs 5 and 7; and when the current path is canceled between WDMs 5 and 7, mask processing is set up between them. WDMs 5 and 7, included in the current path, appropriately sends out an alarm properly to a monitoring system, when input light is blocked; and WDMs 6 and 8 included in the standby path will not send out an unintended alarm to the monitoring system, even if the input light is blocked.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006220197-A (JP)
Title: Ball valve
Inventor: IWAKATA MARIO
IPC: F16K5/06
Filed: 2005-02-09
Abstract: <P>PROBLEM TO BE SOLVED: To allow easy mounting of a thrust member for positioning and fixing first and second valve seat members and a ball valve to predetermined positions by pushing the second valve seat member to the side of the first valve seat member.  <P>SOLUTION: A mounting groove 1j is formed in the inner peripheral face of a valve storage chamber 1d as part of a gas passage 1a. The thrust member 5 is formed to be elastically enlarged/shrunk. The thrust member 5 is diameter-enlarged after inserted from the opening of a tapered female screw portion 1e into the valve storage chamber 1d in the diameter-shrunk condition, and its outer periphery is inserted into the mounting groove 1j. Thus, the thrust member 5 is mounted in the valve storage chamber 1d.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005226835-A (JP)
Title: Connection of hose clamp and hose
Inventor: GEPPERT HELMUT
IPC: F16L33/06
Filed: 2005-02-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a connection of a hose clamp and a hose (1) has a rubber-elastic ring (5) which surrounds the hose (1) detachably and with elastic pretension.  <P>SOLUTION: A ring (5) is positioned underneath a clamp strap (6) of a hose clamp. The ring (5) has radial hook-shaped first projections (7 to 10) for locking the clamp strap (6) of the hose clamp between the first projections (7 to 10) by engaging across edges of the clamp strap (6). The first projections (7 to 19) are formed on edges of the ring (5). The thickness (D) of the ring (5) in an area (13) located axially between the first projections (7 to 10) is 5% to 9% of the wall thickness of the hose (1).  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2006091821-A (JP)
Title: Prism sheet and display device using the same
Inventor: NAGAO KIMITOSHI
IPC: F21V5/02
Filed: 2005-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a prism sheet for emitting an incident light in an even distribution state of light quantity even in the case of using an irradiating light source such as a point light source having an emission of narrow band, and a display device for deflecting and displaying the light from the light source evenly and efficiently without deteriorating the display quality by applying the prism sheet thereto.  <P>SOLUTION: The prism sheet 10 for deflecting and emitting a light introduced into a transparent substrate 11 with a prism formed on the substrate 11 includes; a circular prism 12 having a plurality of annular grooves arrayed concentrically from a center axis; and a radial prism 13 having a plurality of straight grooves arrayed radially from the center axis.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006221039-A (JP)
Title: Camera
Inventor: NAKAO SOICHIRO
IPC: G03B11/04
Filed: 2005-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a camera which is equipped with a photographic optical system and an imaging device and forms a subject image on the imaging device by the photographic optical system so as to generate image data, and which keeps the accuracy of the mutual connection of components high even if a metallic mold is deteriorated.  <P>SOLUTION: The camera is equipped with a slide door 13, and a housing member 11 having a contact surface 114 with which one surface of the slide door 13 is brought into contact and an erect wall 112d erected from the contact surface 114 nearly at a right angle, facing to the end face 133 of the slide door 13 and extended along the end face 133. The housing member 11 has a groove 112e recessed to a side separated from the end face 133 of the slide door 13 and extended along the end face 133 at the part of the erect wall 112d in contact with the contact surface 114.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006218806-A (JP)
Title: Recorder
Inventor: MATSUDA TAKATOMO
IPC: B65H5/36
Filed: 2005-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To improve an image quality after a paper passes a transfer roller while head rubbing due to paper floating is prevented by a paper retaining sheet material.  <P>SOLUTION: A movable rib is set below the sheet material which adjusts a recording sheet from above. When the transfer roller bites, the rib is lowered to a position where cockling control is possible. The rib is raised after a recording sheet rear end passes the transfer roller.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006222043-A (JP)
Title: Battery connecting plate
Inventor: SAITO KAZUAKI
IPC: H01M50/528
Filed: 2005-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a battery connecting plate capable of forming wiring with no interference of a bus bar with a voltage detecting terminal without remarkably improving the battery connecting plate even if a complicated wiring pattern by the bus bar is required in a limited space, and normally connecting to a battery cell by absorbing an error in the length of the battery cell.  <P>SOLUTION: The voltage detecting terminal 4 is composed of a bus bar connecting part 4a connected to a battery electrode and the bus bar 3 by bolt/nut fastening, a detecting means connecting part connected to a voltage detecting means, and a connecting part 4c connecting the bus bar connecting part 4a and the detecting means connecting part, and a gap C absorbing the error in the length of the battery cell is formed between a plate body 2 and the bus bar connecting part 4a, and an inclined part 4d preventing interference with the bus bar 3 is installed in a part of the connecting part 4c.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006224198-A (JP)
Title: Cutting tool made of surface coated cemented carbide alloy with hard coating layer displaying excellent abrasion resistance in high speed cutting work of highly reactive work material
Inventor: KONDOU AKIHIRO
IPC: B23C5/16
Filed: 2005-02-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cutting tool made of surface coated cemented carbide alloy a hard coating layer of which displays excellent abrasion resistance in high speed cutting work of a highly reactive work material.  <P>SOLUTION: This cutting tool is made by forming the hard coating layer, on the surface of a carbide substrate by vapor deposition, which is constituted of: (a) an upper layer and a lower layer both of which are made of (Ti, Al, Ta)N, the upper layer has layer thickness of 0.5 to 1.5μm and the lower layer has layer thickness of 2 to 6μm respectively; (b) the upper layer has an alternately laminated structure of a thin layer A and a thin layer B both of which have layer thickness of 5 to 20 nm (nanometer), the thin layer A is made of a (Ti, Al, Ta)N layer to satisfy a specific composition formula, [Ti<SB>1-(A+B)</SB>Al<SB>A</SB>Ta<SB>B</SB>]N, the thin layer B is made of a (Ti, Al, Ta)N layer to satisfy a specific composition formula, [Ti<SB>1-(C+D)</SB>Al<SB>C</SB>Ta<SB>D</SB>]; and (c) the lower layer having a single phase structure and made of a (Ti, Al, Ta)N layer to satisfy a specific composition formula, [Ti<SB>1-(E+F)</SB>Al<SB>E</SB>Ta<SB>F</SB>]N.  <P>COPYRIGHT: (C)2006,JPO&NCIPI