baber/WOPTO huggingface dataset:
Patent JP-2002174923-A (JP)
Title: Toner and image forming device using the same
Inventor: TOYAMA HIROSHI
IPC: G03G9/09
Filed: 2000-12-06
Abstract: PROBLEM TO BE SOLVED: To more suppress the influence of free addition materials, even in the case the addition materials are added to mother particles. SOLUTION: Toner T is constituted of at least many mother particles 19 and many addition materials 19 added to respective mother particles 18. In this case, the toner T is constituted of the coexistence of toner where the addition materials 19 are synchronized with (stuck to) the mother particle 18, the mother particle 18' with which the addition material 19 is not synchronized, and the free addition materials 19' isolated from the mother particles 18 and 18'. Besides, as for the toner T, the isolation ratio of the free addition materials 19' isolated from the mother particle 18 among the addition materials 19 is set equal to or below a specified value so as to correspond with the addition materials 19.  Then, the amount of the free addition materials 19' isolated from the mother particles 18 and 18' is suppressed, then, the influence of the free addition material 19' on a toner T carrying ability and the electrification of the toner T is reduced.
Patent JP-2001189592-A (JP)
Title: Electronic component mounting apparatus
Inventor: WAKUKAWA TOMOHIRO
IPC: H05K13/02
Filed: 2000-12-08
Abstract: PROBLEM TO BE SOLVED: To provide an electronic component mounting apparatus which can speed up the transportation of a substrate. SOLUTION: A substrate 6 mounted with electronic components which is held by a positioning section is separated from the positioning section 5 by being levitated above the positioning section 5 by means of a substrate transportation mechanism 9. Immediately therafter, a substrate 20 not mounted with electronic components is carried into the positioning section by a substrate carry-in means 19 and then the substrate mounted with electronic components held by the substrate transportation mechanism 9 is transported to a carry-out means 21.
Patent JP-2002175880-A (JP)
Title: Color conversion filter substrate, color conversion color display provided with the color conversion filter substrate, and their manufacturing method
Inventor: UCHIUMI MAKOTO
IPC: H05B33/14
Filed: 2000-12-08
Abstract: PROBLEM TO BE SOLVED: To provide a design guide of an inorganic film layer which efficiently allows lights of an organic EL emitting element to pass through and a color conversion filter substrate and a color organic EL display where stable luminous properties is maintained over a long term. SOLUTION: This color conversion filter substrate is provided with at least with a transparent support substrate, a single or plural kinds of color conversion filter layers constituted, wherein a resin film containing fluorescent dyes is formed into a desired pattern, a transparent and flat polymer membrane layer, the transparent inorganic film layer, and a transparent electrode layer formed in a single or plural electrically independent regions, wherein concerning a wavelength λ within a range of 450 to 500 nm, a refractive index of the inorganic film layer that is a single layer is smaller than that of the transparent electrode layer and the equation the nd=sλ/2 (in the formula, n: the refractive index of the inorganic film layer, s: a natural number) is satisfied, in a film thickness d of the inorganic film layer.
Patent JP-2002185384-A (JP)
Title: Connection control system for radio line of radio communication system
Inventor: AZUMA MASANOBU
IPC: H04B17/391
Filed: 2000-12-11
Abstract: PROBLEM TO BE SOLVED: To provide a connection control system in which a radio line of good quality can be always used when the quality of the radio line is bad in the connection of the line of a radio communication system because a telephone message is hard to catch and because data cannot be transmitted satisfactorily. SOLUTION: A measuring signal is sent from a test mobile station to the radio line connected to an actual communication at a control station, a base station and a mobile station. The measuring signal is returned by the control station. The test mobile station measures the returned measuring signal so as to transmit measured data to the control station. The control station always uses only the radio line of good quality so as to be connected to the mobile station by the transmitted data.
Patent JP-2002182703-A (JP)
Title: Positioning device and positioning method
Inventor: ISHIKAWA JUN
IPC: G11B21/10
Filed: 2000-12-11
Abstract: PROBLEM TO BE SOLVED: To secure high positioning accuracy by attenuating the resonance near a Nyquist frequency determined by a controlled variable sampling frequency actively and at the same time, attenuating the resonance mode of a higher frequency. SOLUTION: The device is provided with a control object constituted by adding a rigid body mode to the resonance mode, a digital controller adding the input of acceleration dimension, an actuator including a driver transmitting input to the control object and a circuit sampling the controlled variable and the device controls the position of the control object. The device is also provided with a filter adjusting a phase so that the phase at the lowest frequency of a first resonance mode comes close to -450 degrees from -270 degrees in the resonance modes whose gains exceed OdB in the open loop frequency responses of all of the controller, its operation time delay, the driver, the actuator and the control object.
Patent JP-2002182164-A (JP)
Title: Tip part attaching structure and spectacles provided therewith
Inventor: ISHIKAWA SHUICHIRO
IPC: G02C5/14
Filed: 2000-12-12
Abstract: PROBLEM TO BE SOLVED: To provide a tip part attaching structure to a temple core bar excellent in fitness of the tip part and spectacles provided therewith and further to provide a tip part attaching structure to the temple core bar which has a simple structure and can be easily manufactured and spectacles provided therewith. SOLUTION: The tip part attaching structure to the temple core bar for giving a cushioning property to the tip part of the spectacles is distinguished by providing a long-length hollow pore in the tip part and forming a hollow part between the temple core bar and the inwall surface of the hollow pore in the tip part by passing the temple core bar having smaller volume than that of the hollow pore. Further the hollow part is formed by omnipresently locating the temple core bar thinner than the long-length hollow pore in the tip part.
Patent JP-2002181806-A (JP)
Title: Water supply terminal water quality security system for water supply
Inventor: AKIYAMA HIROHIDE
IPC: H04Q9/00
Filed: 2000-12-13
Abstract: PROBLEM TO BE SOLVED: To provide a water supply terminal water quality security system capable of reducing a time, a cost, and manpower required for monitoring water quality and labor of an unskilled manager of water supply control and contributing to improve water supply water quality control. SOLUTION: A server system 1 obtains measurement data about water supply terminal water quality from water supply terminal water quality monitors 3, 4, and 5 for small water supply in areas A, B, and C via a network 2 to form water quality report data about a water quality test using the measurement data. The server system returns the water quality report data to data receiving devices 6, 7 and 8 of a water manager of the areas A, B and C via the network 2.
Patent JP-2002179128-A (JP)
Title: Method of piling mechanical products and mechanical product used therefor
Inventor: MATSUMOTO SHIGEYO
IPC: B65D85/68
Filed: 2000-12-15
Abstract: PROBLEM TO BE SOLVED: To provide a method of piling mechanical products wherein the products can be easily piled even if the products cannot be piled as they are and the mechanical products used for the method. SOLUTION: Supports 5 are attached to receive members 3a and 3b provided on a copier 1, and an upper copier 1A is supported by upper ends 5b of the supports 5, thereby piling the copiers.
Patent JP-2002183309-A (JP)
Title: Home care support system and adapter device
Inventor: TSUTSUI KAZUYA
IPC: G06Q10/06
Filed: 2000-12-15
Abstract: PROBLEM TO BE SOLVED: To provide a home care support system and an adapter device capable of exactly memorizing and retaining an information indicating a working/non- working circumstance to a home care service by a caregiver and intentionally generating no improper report data. SOLUTION: A terminal device 1 installed at a residence of a person to be cared and connectable to a telephone line 2 is provided with a means for inputting information indicating the time of obtaining information indicating a working/non-working circumstance of the caregiver based on the information indicating the time of the starting and the finishing of the care inputted; and a means for recording information indicating the working/non-working circumstance obtained. The time of the starting and the finishing of the care by the caregiver is inputted to the terminal device 1 and information indicating the working/non-working circumstance at the time of provision of stock service is recorded and retained and is obtained by a PC 3 connected through the telephone line 2.
Patent JP-2002184152-A (JP)
Title: Label sheet for optical disk
Inventor: KUTSUKAKE HITOSHI
IPC: G11B23/40
Filed: 2000-12-19
Abstract: PROBLEM TO BE SOLVED: To provide a label sheet for an optical disk which can be stuck with adequate adhesive strength to the optical disk without entailing warpage of the optical disk and peeling of the label. SOLUTION: This label sheet 1 for the optical disk has a disk-shaped label base material 2 formed with a hole H at its central part, is formed with an ink receptive layer 4 on the front surface of the label base material 2 and is formed with an adhesive layer 4 on the rear surface of the label base material 2. The adhesive layer 4 is formed by applying a UV curing adhesive in a dotty distribution state over the entire part of the label base material 2.
Patent JP-2002190253-A (JP)
Title: Ac type plasma display panel having good luminous efficacy
Inventor: CHIYODA KIYOSHI
IPC: H01J11/38
Filed: 2000-12-19
Abstract: PROBLEM TO BE SOLVED: To provide a high luminous efficacy AC type plasma display panel whose front plate and rear plate can be combined and can be positioned easily to obtain a high luminance, in whose cell structure discharge does not occur incorrectly. SOLUTION: Except or gaps in display electrode cells in the face of a front plate, a dielectric body is formed on the display electrodes to improve the luminous efficacy. In addition to this, a rib group having projections are so used that the projections can be fitted into spaces between rear plate ribs. As the projections have a narrow width at tops thereof and so have a tapered shape, a positioning and assembling are easy.
Patent JP-2002039470-A (JP)
Title: Tube joint structure and its constructing method
Inventor: KADOWAKI SABURO
IPC: F16L33/24
Filed: 2000-12-20
Abstract: PROBLEM TO BE SOLVED: To prevent the breakage of a synthetic resin tube 14 and more firmly connect a metal joint 12 to the synthetic resin tube 14. SOLUTION: The synthetic resin tube 14 is applied onto the outer surface of the metal joint 12 and the synthetic resin tube 14 is locked by a first groove 30 and a second groove 32 formed in the metal joint 12. In such a tube joint structure 10, pulling the synthetic resin tube 14 produces tensile stress in parallel to a tube axis with a parallel plane 26 having a preset length L1. Accordingly, there is no problem that the tensile stress operates obliquely on the tube axis to cause the shearing of the synthetic resin tube 14.
Patent JP-2001232447-A (JP)
Title: Manufacturing method for cathode and cathode for cathodic arc deposition
Inventor: BEERS RUSSELL A
IPC: C22B9/22
Filed: 2000-12-20
Abstract: PROBLEM TO BE SOLVED: To provide a cathode suitable for depositing a metal coating layer of high quality on a superalloy base at a high speed using a cathode arc deposition method, and a manufacturing method thereof. SOLUTION: A cathode reform is manufactured by an electron beam cold hearth refining method (EBCHR). An initial alloy is melted in vacuum using an electron beam, and poured into a water-cooled copper-made hearth. A thin layer of a cathode alloy is solidified on the hearth and maintained in a contact state with the hearth and the pollution from the material of the hearth is prevented. The molten material is allowed to flow from the hearth having a skull into a cylindrical mold, and solidified, and then, drawn from the mold in a continuous or semi-continuous manner. The included gas is released by this continuously solidifying method, and a possibly shrinkable portion is filled with the molten metal. Then, a solidified ingot is cut into pieces of appropriate thickness, and a positioning mechanism to correctly position the cut piece is provided in a cathode arc deposition apparatus.
Patent JP-2002190682-A (JP)
Title: Board holding tool
Inventor: AKIZUKI HIDEAKI
IPC: H05K7/14
Filed: 2000-12-21
Abstract: PROBLEM TO BE SOLVED: To provide a board holding tool capable of more easily implementing a work for removing a board than in the conventional manner. SOLUTION: A board holding tool 1 is fixed to a main board B1, with a sub-board B2 being held at a mounting position. When an operating part 4 is actuated and an engagement part 5 is allowed to swing from a first position (indicated by Figure 4 (a)) to a second position (indicated in Fig. 4 (b)), a part P2 to be butted formed in the sub-board B2 is pressurized by a substrate- pressuring part 7, and the sub-board B2 is moved in a direction (indicated by arrow D2 in the Fig.) that the sub-board B2 is made removable from the mounting position. A contact part C2, formed on the sub-board B2, is pulled out of a connector C1 mounted on the main board B1, according to the movement of the sub-board B2 so that the sub-board B2 can be pulled out of the board holding tool 1, without using as a large force as that, when the contract part C2 is fit into the connector C1, afterwards.
Patent JP-2002024731-A (JP)
Title: Card payment support method and system for electronic commerce
Inventor: UEOKA YASUSHIGE
IPC: G06Q20/24
Filed: 2000-12-21
Abstract: PROBLEM TO BE SOLVED: To provide a card payment support method and system for electronic commerce capable of preventing an illicit use. SOLUTION: An agent (receipt page server 6) for managing member information for card members is interposed in an electronic commerce system using Internet, and a receipt page is used as communicating means. The agent promptly transmits the card use information and price payment reservation information from a card member store to a card member portable terminal 7 by push distribution to confirm it. When the card member itself rejects the card use or the payment as a result of confirmation, a payment procedure stop request or next card use stop request is transmitted to the card company.
Patent JP-2002194659-A (JP)
Title: Method for producing cellulosic fiber-containing fabric
Inventor: ISHII MASAKI
IPC: D06M11/05
Filed: 2000-12-22
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a cellulosic fiber-containing fabric having strength characteristic which is practically sufficiently endurable and suitable for imparting shape stabilizing performance such as crease resistance and shrink resistance not lower than conventional level thereto. SOLUTION: In this method for producing a cellulosic fiber-containing fabric a fabric containing a cellulosic fiber is subject to steaming treatment in spread state.
Patent JP-2002199788-A (JP)
Title: Drive and control unit for polyphase alternating- current motor
Inventor: SAWADA TAKESHI
IPC: H02P27/06
Filed: 2000-12-25
Abstract: PROBLEM TO BE SOLVED: To provide a drive unit for single-phase sequentially fixing polyphase motor which is of simple circuitry and produces few errors. SOLUTION: A two-phase modulation control motor drive unit produces pulse width modulation signals, for sequentially fixing the arms of an inverter for driving a polyphase alternating-current motor. Either of the building-up timing and the fall timing of a polyphase PWM signal in each phase created in advance, based on a voltage command value and the modulation period of the polyphase PWM signal are used to determine the other of the timings of the polyphase PWM signal (step 102). Thus the time for next switching of the inverter to be performed is determined in advance, and operation without delay in response is realized.
Patent JP-2002195643-A (JP)
Title: Controller
Inventor: KAMIMURA TAKANORI
IPC: G06F11/00
Filed: 2000-12-26
Abstract: PROBLEM TO BE SOLVED: To obtain a controller, in which matching of a nonvolatile memory with a relevant machine type can be confirmed, when mounting the controller a nonvolatile memory. SOLUTION: An identification code is stored in a nonvolatile memory 1, and when a special operation decision means 4 decides an operation for displaying the identification code of the nonvolatile memory 1, a display means 3 displays the identification code of the nonvolatile memory 1 read in by a nonvolatile memory read in means 2, thereby confirming matching of the nonvolatile memory with a relevant machine type.
Patent JP-2002194810-A (JP)
Title: Mounting structure for groove lid of balcony
Inventor: MORIMOTO MITSUAKI
IPC: E04B1/00
Filed: 2000-12-26
Abstract: PROBLEM TO BE SOLVED: To provide a mounting structure for groove lid of balcony capable of preventing the overflow of rainwater to the outside from a groove lid and facilitating the mounting of the groove lid. SOLUTION: A drain groove 50 is formed on a balcony floor A along the inner surface side of a balcony wall B. The lid groove 51 formed of a bottom piece 51a, a raised piece 51b, and an upper horizontal piece 51c is arranged along the drain groove 50, so that the bottom piece 51a is laid along the bottom surface of the drain groove 50, and the raised piece 51b is laid along the inner surface side of the balcony wall B. Slits 52 are provided on the upper horizontal piece 51c of the groove lid 50 at the interval of the vertical lattice materials 25b of the balcony wall B of lattice structure, and the slits 52 of the upper horizontal piece 51c are inserted to the vertical lattice materials 25b of the balcony wall B.  A fixing member 54 having slits 53 corresponding to the vertical lattice materials 25b is arranged on the outer surface side of the balcony wall B, and the slits 53 of the fixing member 54 are inserted to the vertical lattice materials 25b. The upper part of the raised piece 51b of the groove lid 51 is fixed to the fixing member 54 by a fixture 55 such as small screw or the like.
Patent JP-2002191647-A (JP)
Title: Bed mounted collapsible portable toilet
Inventor: SATO MANABU
IPC: A47K11/08
Filed: 2000-12-27
Abstract: PROBLEM TO BE SOLVED: To provide a bed mounted collapsible portable toilet being collapsible when not in use. SOLUTION: The portable toilet has a seat 13 foldably attached at one end to a mounting base part 12 attached to a side frame 11. Legs 14 grounded on a floor face for supporting the seat 13 in an approximately horizontal condition are foldably attached to the other end of the seat 13. A disposable excrement storage bag 17 is releasably attached to an opening edge 16 which forms an opening 15 in the seat 13.
Patent JP-2002204050-A (JP)
Title: Metal wiring circuit board and its manufacturing method
Inventor: AKITA MASANORI
IPC: H05K3/28
Filed: 2000-12-27
Abstract: PROBLEM TO BE SOLVED: To provide a metal wiring circuit board capable of sufficiently holding adhesive properties of polyimide resin film for constituting a base without impairing smoothness even by further minuting metal wirings. SOLUTION: The metal wiring circuit board comprises the metal wiring pattern formed on the polyimide resin film of the base by an additive method or a subractive method so that its space (a part between the metal wirings 2 or the like) is filled with a polyimide resin.
Patent JP-2001510950-A (JP)
Title: 改善されたエッジ急峻特性付きの表面弾性波フィルタ
IPC: H03H9/64
Filed: 1998-07-14
Abstract: (57)【要約】
３つの相互に接続された直列及び／又は並列共振器を有するＳＡＷ−フィルタにおいて、インターデジタル変換器の異なるフィンガ周期性を有する複数の共振器を設けるようにすれば、通過領域のエッジ急峻特性が改善される。
Patent JP-2001512178-A (JP)
Title: 濡れ清浄製品
IPC: C08L83/12
Filed: 1998-07-20
Abstract: (57)【要約】
清浄、特に濡れ清浄ワイプおよびトイレットペーパーに有用な製品が開示される。これらの製品は、使用前の接触に対しては本質的に乾燥しているが、使用中の剪断および圧縮力に供された場合には、液体を運ぶ。１つの態様において、本発明の製品は、キャリアーおよびキャリアーに塗布されたエマルジョンを含み、エマルジョンは、連続的な外部非極性相と外部非極性相中に分散された内部極性相とを含有し、製品は使用前に流体を保持することができる。もう１つの態様において、エマルジョン処理された製品は、使用圧力に供された際に流体を放出する改善された能力を示す。本発明の製品は、堅い表面（例えば、床、カウンタートップ、流し台、浴槽、トイレなど）の清浄のために用いられる製品、および濡れトイレットペーパーのような濡れ清浄ワイプの状態とした場合に、従来の清浄製品よりも、多くの著しい利点を与える。製品は、極性材料、特に水および水に溶解性または分散性の輸送を必要とする任意の用途に一般に用いることができる。
Patent JP-2001512822-A (JP)
Title: 自動摩耗試験装置
IPC: G01N3/56
Filed: 1998-08-07
Abstract: (57)【要約】
複数のサンプルホイールを試験するための自動装置は砥石と、砥石に連結された第１のプログラム可能なサーボモータと、砥石の円周周囲に配置された複数のサンプルホイールと、複数のサンプルホイールのそれぞれに連結された第２のプログラム可能なサーボモータとを含む。さらに、この自動装置は制御装置も含み、この制御装置は第１の制御信号を第１のプログラム可能なサーボモータに出力すると共に、第２の制御信号を第２のプログラム可能なサーボモータに出力して砥石と複数のサンプルホイールとの間に可変滑り比を提供する。制御装置は模擬装置を含み、この模擬装置は複数の路面条件を模擬すると共に、複数の滑り比を変化させて複数の路面条件を模擬する。自動装置はまた、砥石の角速度を検出して第１の信号を出力する第１の光学エンコーダと、対応するサンプルホイールの角速度をそれぞれ検出して第２の信号を出力する複数の第２の光学エンコーダとを含む。制御装置は第１の出力信号および第２の出力信号に応答するプロセッサを含み、このプロセッサは複数のサンプルホイールのそれぞれの自由回転直径を現場で計算する。プロセッサはまた、複数のサンプルホイールのそれぞれの摩耗速度を現場で決定する。さらに、自動装置は、複数の吐出流量で砥石と複数のサンプルホイールのそれぞれとの界面に均一量のエアゾール粉体を提供して可変路面ダスト条件を模擬するようにする可変粉体送りこみシステムを含む。
Patent JP-2001516855-A (JP)
Title: 回転装置
IPC: F15B15/24
Filed: 1998-07-23
Abstract: (57)【要約】
【課題】  安価であり且つ単純な構造であり操作が簡単で、さらに耐久性に優れた回転作動装置の軸の回転を制限する装置を提供する。
【解決手段】  回転方向に調節可能であって且つ回転作動装置に固定可能な回転ストッパーハウジングの第１部分に回転ストッパーエレメントを強固に接続し、さらに第１部分を回転作動装置に接続可能に形成されたまたは一体に形成された締結部に対して調節可能に設ける。
Patent JP-2001518465-A (JP)
Title: ４−アミノピペリジンの精製方法
IPC: C07D211/58
Filed: 1998-09-25
Abstract: (57)【要約】
相応するピペリジン４−オンから製造された２，２，６，６−テトラ置換４−アミノピペリジンをその後の蒸留で精製する方法は、蒸留された２，２，６，６−テトラ置換４−アミノピペリジンを水素化触媒および脱水素化触媒の存在下で水素と反応させ、４−アミノピペリジンを反応混合物から分離することからなる。
Patent JP-2001521078-A (JP)
Title: 建設用フィッティング
IPC: E02D5/80
Filed: 1998-10-16
Abstract: (57)【要約】
溶接によりコア（１１）全体に堆積され、又は溶接によりコア（１１）に結合された隆起構成（１２）を支持する延在したコア（１１）からなる固体材料に固定されるときに用いられる建設用フィッティング。堆積又は結合された材料はそのコアへの堆積又は結合に続いて所望のプロファイルに形成される。
Patent JP-2001521063-A (JP)
IPC: C23C4/10
Filed: 1998-10-27
Abstract: The invention concerns a coating bar for pulp and paper manufacture, comprising a substrate coated over at least the greater part of its surface with a coat comprising a ceramic, characterised in that the coat consists of a mixture of ceramics, the coat having a wettability angle between 30° and 90°, and porosity less than 5%, the size of the pores being less than 5 mum.
Patent JP-2001522754-A (JP)
Title: 車輛のシートベルト用の変向部材
IPC: B60R22/24
Filed: 1998-11-06
Abstract: (57)【要約】
車輛のシートベルト用の変向部材は、支持フレーム（１０）と、この支持フレーム（１０）の軸（２２）に減摩ベアリング（２４、２６）によって取り付けられた変向ローラー（２８）とを含む。支持フレーム（１０）は、アルミニウム合金製の落とし鍛造部品である。
Patent JP-2001523759-A (JP)
Title: 網目状コーティング
IPC: C08L25/06
Filed: 1998-11-26
Abstract: (57)【要約】
基材上に網目状コーティングを形成する方法において、第１のポリマーの極性液状担体中の凝集体分散物を基材上に供給し、当該液状担体を蒸発させてコーティングを形成することを含んでなる方法。
Patent JP-2001524546-A (JP)
Title: ベンゼンスルンアミド組成物
IPC: A61P25/14
Filed: 1998-10-27
Abstract: (57)【要約】
ＸがＯ又はＳであり；Ｒ、Ｒ １ 、Ｒ ２ 、Ｒ ３ 及びＲ ４ は、同じであるか又は異なり、その少なくとも１つが酸素、イオウ及び窒素から独立に選択される１ないし３個のヘテロ原子を含む不飽和５原子へテロ単環式環であり、該ヘテロ単環式環は非置換であるか、又はハロゲン、ヒドロキシ、トリフルオロメチル、ニトロ、アミノ、フェニル、ベンジル、Ｃ １ −Ｃ ６ アルキル、Ｃ １ −Ｃ ６ アルコキシ、Ｃ ２ −Ｃ ６ アルカノイルアミノ、ホルミルアミノ及びＣ １ −Ｃ ６ アルコキシ−カルボニルから独立に選択される１もしくは２個の置換基で置換されており、又はＲ−Ｒ ４ のうちの２つの隣接するものが一緒になってベンゼン環を形成しかつ残りのものが水素であり；Ｒ ５ が水素、Ｃ １ −Ｃ ６ アルキル、フェニル部分もしくはフェニル環が非置換であるか、又はハロゲン、トリフルオロメチル、Ｃ １ −Ｃ     ６ アルキル、Ｃ １ −Ｃ ６ アルコキシ、ニトロ、アミノ、ヒドロキシ、ホルミルアミノ、Ｃ ２ −Ｃ ６ アルカノイルアミノ及びＣ １ −Ｃ ６ アルコキシ−カルボニルから独立に選択される１もしくは２個の置換基で置換されているベンジル又はフェニル基であり；Ｒ ６ 及びＲ ７ の各々は、同じであるか又は異なり、独立に、水素又は非置換の、もしくはハロゲン、ヒドロキシ、トリフルオロメチル、ニトロ、アミノ、フェニル、ベンジル、Ｃ １ −Ｃ ６ アルキル、Ｃ １ −Ｃ ６ アルコキシ、Ｃ     ２ −Ｃ ６ アルカノイルアミノ、ホルミルアミノ及びＣ １ −Ｃ ６ アルコキシ−カルボニルから独立に選択される１もしくは２個の置換基で置換されているフェニル環であるか；又はＲ ６ 及びＲ ７ が一緒になって非置換の、もしくはハロゲン、ヒドロキシ、トリフルオロメチル、ニトロ、アミノ、フェニル、ベンジル、Ｃ １ −Ｃ ６ アルキル、Ｃ １ −Ｃ ６ アルコキシ、Ｃ ２ −Ｃ ６ アルカノイルアミノ、ホルミルアミノ及びＣ １ −Ｃ ６ アルコキシ−カルボニルから独立に選択される１もしくは２個の置換基で置換されているＣ ６ −Ｃ １４ 芳香族環系を形成している式（Ｉ）の化合物及びそれらの薬学的に許容し得る塩は、キヌレニン−３−ヒドロキシラーゼ酵素阻害活性を有する。
【化１】