baber/WOPTO huggingface dataset:
Patent JP-2007167641-A (JP)
Title: Polymer stent having modified molecule structure in flexible connector and radial arc member of hoop
Inventor: BURGERMEISTER ROBERT
IPC: A61F2/915
Filed: 2006-12-12
Abstract: <P>PROBLEM TO BE SOLVED: To develop a material and a related method for manufacturing an intraluminal stent for providing a designer of a device with an opportunity to design the device for a specific application by engineering technologies.  <P>SOLUTION: A biocompatible material can be designed as various kinds of medical devices which can be implanted, including the intraluminal stent. All the devices including the stent can be manufactured using polymeric materials. The stent can be balloon-expansible or self-expansible. Some desired performance characteristics can be obtained by selectively and mechanically deforming polymers and orienting polymer chains.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008148151-A (JP)
Title: Data repeater
Inventor: MOTOTANI KENJI
IPC: H04L12/70
Filed: 2006-12-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a data repeater which is made common so as to be used in a plurality of different multiplex communication systems without further worsening the worst delay time.  <P>SOLUTION: A data repeater, in a multiplex communication system, temporarily buffers data received via one communication line in a memory region that is different at each data kind before transmitting the data to the other communication line. In such a data repeater, memory regions different at each data kind used in a plurality of different multiplex communication systems are secured and when they are searched at each region whether data to be transmitted are temporarily buffered for each of the memory regions in order to select one of the data items and transmit it to the other communication line, the order of data kinds to be searched is determined so as not to search two or more non-used data kinds continuously in accordance with the kinds of one or more communication nodes connected to the one communication line or to the other communication line.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007223022-A (JP)
Title: Rotor connecting device
Inventor: KEE SEO WOO
IPC: B24B23/00
Filed: 2006-12-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a rotor connecting device allowing sure and stable connection of a rotor to a rotary spindle of a rotating and driving mechanism part without requiring a special structure in the rotary spindle and setting of a proper distance between the rotating and driving mechanism part and the rotor as necessary.  <P>SOLUTION: The rotor connecting device comprises: a cylindrical member 330 engaged to the rotary spindle provided in the rotating and driving mechanism part 100; a cylindrical member 310 engaged to the cylindrical member 330; and a cylindrical member 320 which is externally inserted and fitted into both of the cylindrical members 330 and 310 and movably holds a spherical locking member 318 together with the cylindrical member 310 at the inside. A shaft member 220 provided in a rotary polishing brush 200 inserted into the cylindrical member 310 is locked and supported by the spherical locking member 318. The rotary polishing brush 200 is connected to the rotary spindle 111 provided in the rotating and driving mechanism part 100.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008147130-A (JP)
Title: No-load insertion/extraction relay connector
Inventor: IGARASHI MINORU
IPC: H01R24/00
Filed: 2006-12-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a no-load insertion/extraction relay connector capable of providing required contact force although having a simple contact shape, and facilitating insertion and extraction of a cable.  <P>SOLUTION: This no-load insertion/extraction relay connector is provided with: a front housing having a first housing space for inserting a first cable therein; a rear housing rotatable with respect to the front housing, and having a third housing space for inserting a second cable therein; a flat elastic deformation part; two contact parts contacting the two cables; and a plurality of contacts each including two fold parts. First and second housing recessed parts for housing the contacts therein are formed on the front and rear housings; the first and second housing recessed parts are symmetrically formed and opened toward the first and third housing spaces; and the contacts are housed in the first and second housing recessed parts in a free state when the rear housing is in a first state rotating at a predetermined angle with respect to the front housing.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008153280-A (JP)
Title: Light-emitting device and printer
Inventor: MATSUOKA YOSHIYUKI
IPC: H05B33/04
Filed: 2006-12-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a light-emitting device which can suppress overheating and produce sufficient amount of light for exposure, and to provide a printer.  <P>SOLUTION: The light-emitting device is provided with a plurality of organic EL elements 20A that is arranged like an array at the specified spacing. The organic EL element 20A is provided with an organic EL element 20A that is arranged on an element substrate 21 and is sealed tight for water and an optical guide 50 wherein a wedge-shaped optical guide 57 is formed to reflect/collect lights emitted from the organic EL element 20A and to radiate them in the specified direction. The element substrate 21 and the optical guide 50 are bonded by a sealing agent 81 containing a gap agent, and an area surrounded by the organic EL element 20A, the wedge-shaped optical guide 57 and the sealing agent 81 is filled with a liquid optical guide medium 58.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008150983-A (JP)
Title: Exhaust emission control system for diesel engine
Inventor: KAJITA MASANORI
IPC: F02M37/00
Filed: 2006-12-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide an exhaust emission control system that enables an oxidation catalyst apparatus to effectively function even in a region where exhaust temperature is low, such as during low loading or during engine starting, when an oxidation catalyst apparatus is used with a combustion exhaust gas emulsion fuel.  <P>SOLUTION: The system includes an emulsion fuel supplying apparatus 5 for creating an emulsion fuel and supplying it to a diesel engine 3 from a light oil, water, an emulsifier that have been supplied in a predetermined proportion of light oil:water = 7:3 or 8:2, with an emulsifier of 1% of the whole, or the like, and an oxidation catalyst apparatus 7 for purifying exhaust gas due to combustion at the diesel engine 3 to which emulsion fuel has been supplied. The oxidation catalyst apparatus 7 comprises a main catalyst unit 79, and a sub-catalyst unit 81 with a smaller capacity than that of the main catalyst unit 79 and arranged at upstream side area from the main catalyst unit 79 in an exhaust system.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008152473-A (JP)
Title: Information processor and information processing method
Inventor: ONISHI YOSHINARI
IPC: B41J29/38
Filed: 2006-12-15
Abstract: <P>PROBLEM TO BE SOLVED: To attain retention of a usable form brand in the latest state and suppression of update of form brand by appropriately performing exchange of information for form brand between a printer driver and an output device.  <P>SOLUTION: The processor comprises a means for detecting, when a user displays a printing UI, a usable form type registered in the driver; a means for confirming whether a form brand is contained in the usable form type or not; a means for acquiring device information from the driver when the form brand is contained; and a means for displaying the latest usable form type obtained by acquisition of configuration information from the device on the printing UI. When the UI of the printer driver is displayed, whether to perform acquisition of configuration information or not is automatically determined by retaining acquisition results of configuration information which were performed in the past in the printer driver.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007172613-A (JP)
Title: Flat card reader
Inventor: LIN KUN-CHENG
IPC: G06K17/00
Filed: 2006-12-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a flat card reader having a thin interface connector, capable of thinning a thickness of the card reader, and portably convenient for a user to use the flat card reader by inserting the card reader into a portable device as a memory card.  <P>SOLUTION: This flat card reader is provided with the first interface 21, an interface controller 22, a memory slot 23 and a card reader controller 24. The first interface 21 has a plurality of flexible contact terminals 211 exposed to an outside, and connected to a computer 50. The interface controller 22 is connected electrically to the first interface 21, and converts and processes a signal from the first interface 21. The memory slot 23 is used for insertion of the memory card. The card reader controller 24 is connected respectively to the interface controller 22 and the memory slot 23 to receive a data of the memory, and transceives the data to/from the computer 50, so as to be stored in the memory.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008153503-A (JP)
Title: Semiconductor memory
Inventor: DONO CHIAKI
IPC: G11C11/401
Filed: 2006-12-19
Abstract: <P>PROBLEM TO BE SOLVED: To suppress changes in circuit characteristics due to the input/output data width in a semiconductor memory having a floor plan, wherein a peripheral circuit is arranged concentrated at the center of a chip.  <P>SOLUTION: The semiconductor memory comprises bus regions 121 and 122; a third bus region 123 arranged along a center line A; a cell region 111 arranged between a side 101 and the bus region 121; a cell region 112 arranged between a side 102 and the bus region 122; cell regions 113 and 114 arranged between the bus regions 121 and 122 and, respectively arranged on the side of the sides 103 and 104, as viewed from the bus region 123; and data input/output pad columns DQ0-DQ15 arranged along the bus region 123. Accordingly, even if the input/output data width is changed, the difference between the proximal and the tips of a data input/output bus will hardly change. Thus, the characteristics are less apt to change due to the selected input/output data width, and superior circuit characteristics are obtained.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008159161-A (JP)
Title: Lens module for optical pickup, manufacturing method of lens module for optical pickup, and optical pickup device
Inventor: ITO MITSURU
IPC: G11B7/135
Filed: 2006-12-22
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem that the productivity of a module including a phase plate can not be improved since it is needed to accurately stipulate the diameter of the phase plate.  <P>SOLUTION: The lens module LM1 comprises an objective lens 3, the phase plate 2 having a structure in a concentric circle shape, and a cylinder part 4 for holding the objective lens 3 and the phase plate 2 so that optical axes of both practically match. By fitting a first fitting part provided on the outer peripheral part of the phase plate 2 and a second fitting part provided on the cylinder part 4, the phase plate 2 and the cylinder part 4 are positioned. One of the first fitting part and the second fitting part is a projection part 5 projected along the optical axis of the phase plate, and the other is a recessed part 6 to be fitted with the projection part 5.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007111056-A (JP)
Title: Combine
Inventor: SAMURAGI HITOSHI
IPC: A01F12/18
Filed: 2006-12-25
Abstract: <P>PROBLEM TO BE SOLVED: To reduce grain loss and increase sized grain by effectively utilizing the screening width of a shaking sorter.  <P>SOLUTION: The combine is provided with a transporting member 23 placed under a re-threshing drum 21, receiving the threshed material from the drum 21, transporting the threshed material in a direction opposite to the transfer direction of the grain shattered by the drum 21 and discharging the material on a shaking sorter 9. The transportation end part to discharge the threshed material transported by the transporting member 23 to the shaking sorter 9 is positioned at the front side of the combine body beyond the end part side plate of a threshing drum 18, and the rotating direction of the transporting member 23 is selected to move the threshed material upward and discharge on the shaking sorter 9.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007206681-A (JP)
Title: Semiconductor device, display device and electronic device
Inventor: MIYAKE HIROYUKI
IPC: H01L21/336
Filed: 2006-12-25
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem in which a potential applied to a gate electrode of a driving transistor according to with the emission state or the non-emission state of a light-emitting element fluctuates, due to noise or leakage from a selective transistor, or the like, and causes the driving transistor to fail in turning on or off normally and to malfunction.  <P>SOLUTION: The semiconductor device is equipped with first to third transistors, a memory circuit, and a switching circuit. The gate terminal of the first transistor is connected to a data line, and a first terminal is connected to a first power source line. The gate terminal of the second transistor is connected to a first scanning line, and a first terminal is connected to a second terminal of the first transistor. A third transistor is connected to a light-emitting element and controls the emission state or the non-emitting state thereof. The switching circuit, controlled by a third scanning line, performs switching of a memory circuit and a second power supply line to apply the inputted potential to the third transistor.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007182992-A (JP)
Title: Pressure regulating valve
Inventor: DAYTON ROBERT A
IPC: F16K11/07
Filed: 2006-12-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pressure regulating valve improved in reliability in operation.  <P>SOLUTION: A valve assembly 10 has a valve portion comprising a bore 44, and a spool 46 stored within the bore 44, and the spool 46 is configured for axial movement along the longitudinal axis A-A between an open position in which fluid flow through the bore 44 is permitted and a closed position in which fluid flow through the bore 44 is prevented. An impeller 60 is coupled to the spool 46 and configured to rotate the spool 46 around the longitudinal axis A-A.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008164877-A (JP)
Title: Optical structure
Inventor: IKETANI MASASHI
IPC: G02F1/1335
Filed: 2006-12-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical structure in which patterns do not cross each other even when viewed with natural light when a plurality of dielectric thin film layers having respective areas, through which light beams having different wavelengths are transmitted respectively, are superposed on one another.  <P>SOLUTION: The first dielectric thin film layer 23, through which blue light is transmitted selectively and in which a first pattern is hollowed partially, is deposited on the back surface of a transparent substrate 21. The second dielectric thin film layer 24, through which red light is transmitted selectively and in which a second pattern is hollowed partially, is deposited on the front surface of the transparent substrate 21. Both of the dielectric thin film layers 23, 24 are arranged in a layered state so that the first and second patterns cross each other. A third pattern having the outer hull coincident with that of the first pattern is deposited on another transparent substrate 22 as the third dielectric thin film layer 25 and the third dielectric thin film layer 25 is arranged to be collated with the first dielectric thin film layer 23. The transmissivity of the blue or red light through the third dielectric thin film layer 25 is set lower than those of the blue or red light through the first and second dielectric thin film layers 23, 24.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2006518087-A (JP)
IPC: F16L53/38
Filed: 2004-02-17
Abstract: Heat tracing of an elongate, thermally-insulated substrate is effected by means of one or more elongate, constant wattage electric heaters mounted in thermal contact therewith beneath the thermal insulation. A metal conduit is mounted on the substrate and extends away therefrom out through the thermal insulation. The or each heater extends from the substrate through the conduit and is connected to a source of electric power within an external junction box. By this arrangement, the heat developed along the length of the constant wattage heater as it passes through the thermal insulation of the substrate can be dissipated safely through the body of the conductive conduit.
Patent JP-2006515914-A (JP)
Title: 流れ混合を促進する流れ妨害物
IPC: F02M25/07
Filed: 2004-01-26
Abstract: 吸気流（１１５）を妨害する装置及び方法は、ＥＧＲ流（１１１）が吸気流（１１５）に導入される場合に、混合及び押し流し力を改善する。ＥＧＲ流（１１１）が吸気流（１１５）と混合することが意図されている通路（１１３）に流入する前に、吸気流（１１５）は妨害されて、ＥＧＲ流（１１１）は吸気流（１１５）と良好かつ迅速に混合する。差圧が発生してＥＧＲ流（１１１）の吸気流（１１５）への吸引力が高くなるので、エンジンのシリンダに大量のＥＧＲ流（１１１）がもたらされる。
Patent JP-2006518918-A (JP)
Title: タンデム飛行時間型質量分析計
IPC: G01N27/62
Filed: 2004-02-23
Abstract: タンデム質量分析計は、リニア式飛行時間型質量分析部及びカーブしたフィールドリフレクトロン質量分析部を含む。カーブしたフィールドリフレクトロン質量分析部は、リニア式飛行時間型分析部で形成された複数のイオン質量を有するイオンがカーブしたフィールドリフレクトロン質量分析部に入るように、リニア式飛行時間型質量分析部の端部に配置される。タンデム質量分析計はまた、飛行時間型質量分析部とカーブしたフィールドリフレクトロン質量分析部の間に配置された質量選択ゲートを含む。質量選択ゲートは複数のイオン質量からあるイオン質量を選択する。さらにタンデム質量分析計は、リニア式飛行時間型分析部で形成されるイオンの経路内に設けられた解離用構成要素も含む。解離用構成要素は、イオンを複数のイオンフラグメントに解離させる。
Patent JP-2006519064-A (JP)
IPC: A61B5/055
Filed: 2004-02-25
Abstract: Methods, systems, assemblies, computer program products and devices deliver hyperpolarized gas by: (a) providing a gas delivery valve with at least one gas flow path therein, the valve comprising a valve body and at least one spool held in the valve body; (b) transmitting a pilot command fluid pulse signal to the at least one spool to introduce pressure onto the spool to force the spool to translate an actuation distance in the valve body; and (c) opening and/or closing the at least one gas flow path in response to the transmitted signal to deliver hyperpolarized gas to a subject.
Patent JP-2006525578-A (JP)
Title: データパケットのパスによりブロックされている処理ノードをアンブロックする閾値
IPC: G06F9/46
Filed: 2004-04-29
Abstract: 同一資源（例えばCPU）上で実行されているプロデューサと対応するコンシューマがコンテクストスイッチの総回数が減るようにコンテクストスイッチをすることができる閾値メカニズムを提供する。その閾値メカニズムはバッファに関連し、コンシューマがパケットを削除できる前にプロデューサが所定閾値までのパケットをそのバッファに格納する。バッファには格納可能なパケット数の上限がある。これから作るパケットが無くなった時には残りのパケットをはき出しバッファを空にする。コンテクストスイッチの総回数が減るので、一般にレイテンシは大きくなるが性能はよくなる。
Patent JP-2006522245-A (JP)
Title: ベネシャン・ブラインド
IPC: E06B9/308
Filed: 2004-03-30
Abstract: 本発明は、非常に大きな窓の開口部、又は建物及び部屋の他の部分を覆うようにすることができるベネシャンブラインド用のスラット１に関する。スラット１は長手方向縁部分３を備えている。スラットは、スラット１の長手方向縁部に沿って平行する昇降コード−チルト・コード対によって操作され、それによって、スラット１を通る通路を省略できる。本発明はまた、ベネシャン・ブラインドの、スラット１をチルト・コードに連結するための取り外し可能な取付手段１２にも関する。本発明さらに、それ自体が上記スラット１及び取付手段１２を含み、それによって、現場で容易に完全なベネシャン・ブラインドを組み立てることが可能になるベネシャン・ブラインドに関する。本発明はまた、スラット１を傾け、上げ下げする制御を行うための昇降傾動機構にも関する。
Patent JP-2006524417-A (JP)
Title: 密封ガラスパッケージおよびその製造方法
IPC: H01L51/00
Filed: 2004-03-12
Abstract: 例としてＯＬＥＤディスプレイを用いた、密封ガラスパッケージおよび密封ガラスパッケージを製造する方法がここに開示されている。ある実施の形態において、密封ガラスパッケージは、第１の基板と第２の基板を提供することによって製造される。第２の基板は、鉄、銅、バナジウム、マンガン、コバルト、ニッケル、クロム、および／またはネオジムなどの遷移金属を少なくとも一種類含有する。保護を要する敏感な薄膜素子が第１の基板上に堆積されている。次いで、レーザを用いて、その一部を隆起させるような様式でドープされた第２の基板を加熱し、第１の基板を第２の基板に連結しかつ薄膜素子を保護する密封シールを形成する。第２の基板は、レーザと相互作用したときに、第２の基板においてレーザからの光を吸収するような遷移金属が少なくとも一種類ドープされており、それによって、薄膜素子への熱損傷を避けながら気密シールが形成されることになる。密封ガラスパッケージおよびその密封ガラスパッケージを製造する方法の別の実施の形態もここに記載されている。
Patent JP-2006522679-A (JP)
Title: 遠心分離器用駆動装置
IPC: B04B9/12
Filed: 2004-03-31
Abstract: 遠心分離機において、遠心ロータ（１）が、フレーム（４）に支持され、かつ第１の軸受（６）および第２の軸受（５）に支持されている垂直なスピンドル（３）に連結されている。遠心分離機は電気モータ（１２）によって駆動可能であり、モータのステータ（１４）がフレーム（４）に対して半径方向に移動不能にフレーム（４）に固定されているのに対して、モータのロータ（１５）はスピンドル（３）と共に半径方向に移動可能である。モータのロータ（１５）とステータ（１４）との間の隙間（１６）が、ロータ（１５）の半径方向の動きを可能にするような寸法になっている。
Patent JP-2006526104-A (JP)
IPC: G05B13/04
Filed: 2004-03-04
Abstract: A method for optimizing vehicles and engines that are used for driving such vehicles includes the steps of taking measurements during real operation of the vehicle on the road or on a roller-type test stand, or the engine on an engine test stand; parameterizing a simulation model representing the vehicle or the engine so as to be able to arithmetically determine a prediction about the measured values obtained by means of the measurements; simulating the vehicle by using the simulation model, additionally calculating at least one drivability index (DR) which results from several measured values based on an empirically determined function and which indicates the drivability of a vehicle in a specific driving mode; and optimizing the settings of the vehicle during the simulation, at least one drivability index (DR) being input into the target function or the fringe conditions of the optimization process.
Patent JP-2007525057-A (JP)
Title: 緊急警戒機能を有する装置を制御する方法
IPC: H04H40/27
Filed: 2004-03-30
Abstract: テレビジョン信号受信機、ラジオまたは他のデバイスのような装置（２０）により、緊急警戒機能を提供する。実施例によれば、装置（２０）は、緊急警戒機能に関連して選択されるチャンネル周波数の信号強度が所定の閾値を超える、第１の状態を検出すると共に、緊急警戒機能に関連して放送されるテストを通過する、第２の状態を検出するプロセッサ（２７）を具える。視覚表示器（３０）は、第１および第２の状態が検出されると、所定の出力を発生する。
Patent JP-2006527241-A (JP)
IPC: C07D487/22
Filed: 2004-06-04
Abstract: Production of 1,4,7,10-tetraaza-cyclododecane (cyclen) (I) from triethylene tetramine (VIII) or ethylene diamine (VIII') involves one-pot preparation of dodecahydro-2a,4a,6a,8a-tetraaza-cyclopenta-(fg)-acenapthylene (IIa) from (VIII) or (VIII'), followed by conversion of (IIa) into (I); or preparation of 8b-methyl-dodecahydro-2a,4a,6a,8a-tetraaza-cyclopenta-(fg)-acenapthylene (IIb) from (VIII) and conversion of (IIb) into (I). Production of 1,4,7,10-tetraaza-cyclododecane (cyclen) of formula (I) from triethylene tetramine of formula NH 2-(CH 2) 2-NH-(CH 2) 2-NH-(CH 2) 2-NH 2(VIII) or ethylene diamine of formula NH 2-(CH 2) 2-NH 2(VIII') involves: (a) one-pot preparation of dodecahydro-2a,4a,6a,8a-tetraaza-cyclopenta-(fg)-acenapthylene of formula (IIa) from (VIII), followed by conversion of (IIa) into (I); (b) preparation of 8b-methyl-dodecahydro-2a,4a,6a,8a-tetraaza-cyclopenta-(fg)-acenapthylene of formula (IIb) from (VIII), followed by conversion of (IIb) into (I); or (c) one-pot preparation of (IIa) from (VIII'), followed by conversion of (IIa) into (I). [Image] Independent claims are included for: (1) the intermediate (IIb) as a new compound; (2) preparation of N-mono-functionalized or N 1,N 7-difunctionalized cyclen derivatives of formula (Va) or (Vb) respectively, by reacting (IIb) with a halo compound of formula R'X (IX) to give (depending on the stoichiometry of the reaction) a mixture of mono-substituted derivatives of formulae (IVa) and (IV'a) or a disubstituted compound of formula (IVb), then subjecting the (IVa)/(IV'a) mixture or (IVb) to alkaline hydrolysis to give (Va) or (Vb) respectively; (3) preparation of bridged cyclen derivatives of formula (VI) by reduction of (IVb); (4) preparation of bridged cyclen derivatives of formula (VII) by hydrogenolysis of (VI); and (5) (IVa), (IV'a), (IVb), (VI) and (VII) as new compounds. [Image] [Image] R' : 1-15C alkyl or -(CH 2) w-Y; w : 1-6 (preferably 1-3); Y : 6-14C aryl (optionally substituted by one or more of halo, 1-4C alkyl, OH, OR 1>, NO 2, NH 2, CONH 2, NHR 2>, CONHR 2>, NR 2>R 3>or CONR 2>R 3>); heteroaryl (preferably containing 1-3 N and 4-12C; and optionally substituted as for aryl); or CN, PO 3H 2, SO 3H, NH 2, CONH 2, NHR 2>1>, CONHR 2>1>, NR 2>1>R 3>1>or CONR 2>1>R 3>1>; R 1>1-4C alkyl, aryl or heteroaryl; R 2>, R 3>1-4C alkyl; R 2>1>, R 3>1>1-4C alkyl or COOR 4>; R 4>H, 1-4C alkyl or aryl (specifically phenyl); X : halogen.