baber/WOPTO huggingface dataset:
Patent JP-2009128193-A (JP)
Title: Wavelength sensor
Inventor: ISHII KATSUHIRO
IPC: G01J3/26
Filed: 2007-11-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a wavelength sensor with simple constitution, while having high resolution.  <P>SOLUTION: The wavelength sensor detecting the wavelength of light includes: a collimate lens 1; an interference instrument 4 which emits interference light due to the interference with the light from the collimate lens 1, which includes two facing reflecting surfaces, and in which the distance between the reflecting surfaces varies continuously; a photodetector 5 for detecting the interference light transmitted through the interference instrument 4; and a reflecting surface adjustment mechanism for adjusting the distance between the reflecting surfaces and the angle between reflecting plates.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009127534-A (JP)
Title: Fuel injection device
Inventor: HASEGAWA AKIRA
IPC: F02M27/04
Filed: 2007-11-22
Abstract: <P>PROBLEM TO BE SOLVED: To materialize a fuel spray state corresponding to an engine operation state over heavy load from light load of the engine.  <P>SOLUTION: A plasma generation element 7 is formed in a cylindrical shape. Its cylindrical inner wall forms a fuel injection hole 3. A plasma generation element 7 is provided with an inductive body 101 and an insulating layer 102. The inductive body 101 comprises ceramic element, and the insulating layer 102 comprises sheet material using polyimide. A pair of electrodes are disposed at a front surface side and a back surface side of the inductive body 101 to put the inductive body 101 therebetween. The plasma generation element 7 is disposed to make fluid flow at the inductive body 101 side. Flow of fluid in a direction reverse to a flow direction of fuel is generated in the injection hole 3 by applying voltage to the plasma generation element 7 to form separation in flow of fuel. Spray is dispersed by generation of separation in the flow of the fuel.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009102972-A (JP)
Title: Heavy load lifting apparatus
Inventor: OKADA YOSHIFUMI
IPC: E04G23/08
Filed: 2007-11-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heavy load lifting apparatus capable of lifting a heavy load stably in a short time and selecting the lifting height optionally.  <P>SOLUTION: The heavy load lifting apparatus has an inside post 2 assembled as a telescopic type in an outside post 1 liftably by lifting means 3, and supports the heavy load W by the inside post 2. Each lifting means 3 comprises a PC steel stranded wire 4 stretched between the upper and lower ends of the inside post 2; an extensible jack 5 fixed to the outside post 1: a first gripping means provided on the movable side of the jack 5; and a second gripping means mounted to the fixed side of the jack 5. When the jack 5 is extended, the first gripping means grips the PC steel stranded wire 4, and at the same time, the second gripping means releases the grip of the PC steel stranded wire 4. When the jack 5 is reduced, the first gripping means releases the grip of the PC steel stranded wire 4, and at the same time, the second gripping means grips the PC steel stranded wire 4. The inside post 2 is thus lifted intermittently with respect to the outside post 1 by the extension of the jack 5.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009133990-A (JP)
Title: Projector
Inventor: YANAGISAWA YOSHIYUKI
IPC: G02F1/1333
Filed: 2007-11-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a projector for securing stable quality of a projection image, and efficiently cooling optical components.  <P>SOLUTION: The projector includes: the optical component disposed inside a closed structure having an annular air flow path; and a circulating fan which circulates air. The closed structure includes: an optical component housing which accommodates the optical component inside; and a duct member which introduces air to the inside of the optical component housing, and introduces the air having flowed to the outside from the inside of the optical component housing again toward the inside of the optical component housing. The duct member includes fan accommodating parts 86 and 95 which accommodate the circulating fans 84 and 93. Opening parts for exposing 111 to 113 through which the circulating fans 84 and 93 are partly exposed to the outside of the closed structure are formed in the fan accommodating part 95.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009131454-A (JP)
Title: Straightening mechanism of pinball game machine
Inventor: TANAKA ASAO
IPC: A63F7/02
Filed: 2007-11-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a straightening mechanism capable of reducing a height dimension, thereby upsizing an image display device.  <P>SOLUTION: This straightening mechanism includes: a ball storage tank 60; a gutter-like tank rail 70 disposed in an inclined attitude on the lower side of the ball storage tank 60 for making a game ball supplied from the ball storage tank 60 flow down along a rail part 72; and a ball leveling member 80 swingably pivoted at the upper part of the rail part 72. The ball leveling member 80 of the straightening mechanism 50 includes a smooth ball receiving surface 90 on the lower surface side and formed in a plate shape extending to the right and left, the ball receiving surface 90 is swingably pivoted by a swing shaft 52 in the angle range of the inclined attitude to be located low on the downstream side facing the rail surface 72, and the game balls which are piled up vertically in two or more stages and roll on the tank rail 70 are received by the ball receiving surface 90, leveled in one line and made to flow down.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009140568-A (JP)
Title: Optical disk drive, position control method, and optical pickup
Inventor: SAITO KIMIHIRO
IPC: G11B7/135
Filed: 2007-12-06
Abstract: <P>PROBLEM TO BE SOLVED: To improve position accuracy when a plurality of recording mark layers are laminated in an optical disk.  <P>SOLUTION: In an optical pickup device 10, concerning a depth direction and a diameter direction of an optical disk 100 in an optical pickup 17, after distance between a focal point FS3 of a servo light beam LS3 and a focal pint FM of an information light beam LM are previously set appropriately, the servo light beam LS3 converged by an objective lens 18 is adjusted to a reference track TS of a reference mark layer YS. Thereby, the focal point FM of the information light beam LM converged by the objective lens 18 can be adjusted to a target track TT of a target mark layer YT by performing focus control and tracking control of the objective lens 18.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009138429-A (JP)
Title: Growth base material and greening method
Inventor: IGARI YASUHIDE
IPC: E02D17/20
Filed: 2007-12-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a growth base material which can make more effective use of arbor resources than ever, and can create a soil condition suitable for plant growth in a short time, and to provide a greening method.  <P>SOLUTION: The growth base material 1d has a structure obtained according to the greening method composed of the following steps. Firstly (in the step (a)), arbores 1a generated in the construction field, formed of the arbor resources including fallen trees and drawn roots, are conveyed to an arbor crusher 12 by using a hydraulic excavator 11, and secondly (in the step (b)), the arbores 1a generated in the construction field are crushed by the arbor crusher 12 to manufacture woody chips 1b. Then (in the step (c)), the woody chips 1b are conveyed to a carbonizing device 14 by using a conveyor 13 to be subjected to carbonization, and subsequently (in the step (d)), sub-materials 2-1 to 2-n formed of a soil improving agent, mixed earth, seeds, fertilizers, a connecting material, a curing material, etc. are mixed into carbonized woody chips 1c obtained by the carbonization at a predetermined ratio by weight or the like, followed by agitating the resultant mixture of the carbonized woody chips 1c and the sub-materials 2-1 to 2-n (in the step (e)).  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009138433-A (JP)
Title: Construction method for making manhole connecting section of existing pipe aseismic
Inventor: IMAZAKI YUJI
IPC: E02D31/08
Filed: 2007-12-06
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a construction method for making a manhole connecting section of an existing pipe aseismic, which makes workability good, which eliminates the risk of damaging a buried object such as an underground cable and a buried pipe for various fluids, existing in close vicinity to a peripheral wall of the manhole around the peripheral wall, and which can make the manhole connecting section of the existing pipe aseismic without affecting the strength of the manhole.  <P>SOLUTION: This construction method for making the manhole connecting section of the existing pipe aseismic applies earthquake resistance to the manhole connecting section 6 of the existing pipe, in which the existing pipe 2 is fitted and connected to the pipe hole 5 of the peripheral wall 4 of the manhole 3. The construction method comprises: a step of cutting the existing pipe 2, fitted into the pipe hole 5 of the peripheral wall 4 of the manhole 3, in a position not to go over an outer peripheral wall surface 9 of the peripheral wall 4 in the vicinity of the outer peripheral wall surface 9; a step of arranging a lining pipe 10 inside the existing pipe 2; a step of removing a cut leading end 2a of the existing pipe 2, fitted into the pipe hole 5 of the peripheral wall 4 of the manhole 3, from the pipe hole 5, after arranging the lining pipe 10 inside the existing pipe 2; and a step of providing an elastically deformable elastic cutoff tubular portion 14 in a void formed by removing the leading end 2a of the existing pipe from the pipe hole 5.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008079619-A (JP)
Title: Glycoprotein hormone super agonist
Inventor: SZKUDLINSKI MARIUSZ W
IPC: A61P15/00
Filed: 2007-12-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a specific amino acid substitution of a human glycoprotein hormone producing a human glycoprotein hormone analogue showing the large increase of both in vitro and in vivo biological activities.  <P>SOLUTION: The invention relates, in an embodiment, to the human glycoprotein hormone having at least three basic amino acids in α-subunits on a position selected from a group of positions 11, 13, 14, 16, 17 and 20.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2009145085-A (JP)
Title: Three-dimensional tactile sensor and three-dimensional tactile sensing method
Inventor: HOSHINO SEI
IPC: G01L5/16
Filed: 2007-12-11
Abstract: <P>PROBLEM TO BE SOLVED: To accurately and three-dimensionally detect the magnitude and direction of a force being in touch with a contact surface with a relatively simple structure.  <P>SOLUTION: This tactile sensor is provided with: an elastic film 12 which is elastically deformable and held so as to be caved in to its rear face side by being pushed from the surface side; light sources 21, 22 which are arranged at a predetermined interval on the rear face of the elastic film 12, and emit rays of light in parallel with the rear face of the elastic film 12; a camera section for photographing the rear face of the elastic film 12; and a calculation processing section which detects ranges B2, B3 where the rays of light from the light sources 21, 22 reach the rear face of the elastic film, discriminates a deformed state of the elastic film on the basis of the detected ranges B2, B3, and calculates a force pressing the elastic film 12 and its pressed direction based on this discrimination result.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009145153-A (JP)
Title: Electronic component testing apparatus and electronic component testing method
Inventor: HANBA YASUYOSHI
IPC: H01R43/00
Filed: 2007-12-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electronic component testing apparatus and an electronic component testing method which can detect an electronic component that remain in the inside, or in the vicinity of an inspection socket.  <P>SOLUTION: The electronic component test apparatus is provided with the inspection socket 5 in which an electronic component is installed removably, first and second electronic component transfer apparatuses 6, 7 which install/remove an electronic component in/from the inspection socket 5, and component detection apparatuses (a socket imaging apparatus 35 and a controller) for detecting the presence or the absence of an electronic component within a predetermined area including at least the inspection socket 5.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008262158-A (JP)
Title: Image forming apparatus
Inventor: MATSUMOTO MITSUYO
IPC: G03G15/02
Filed: 2007-12-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus in which a residual toner remaining on a latent electrostatic image bearing member is recovered and reused, the contamination of a charging member to charge the latent electrostatic image bearing member is prevented, the recovery of the residual toner at a development step is facilitated, and superior image stability is ensured, and to provide a toner, a toner container and a process cartridge.  <P>SOLUTION: In the image forming apparatus in which the residual toner remaining on a surface of the latent electrostatic image bearing member, after transfer is passed from the latent electrostatic image bearing member through a charging component of the subsequent recharging unit for recharging and is then recovered in a developing device; the charging component is a polymer sheet having a surface roughness (Ra) of 0.12-0.51 μm; the toner contains at least a pigment, a binder resin and a releasing agent, and contains inorganic fine particles as external additives, and the amount of the inorganic fine particles and the amount of the releasing agent satisfy equations (1), (2) and (3), where A is the content of the externally added inorganic fine particles; B is the bond strength of the inorganic fine particles; and X is the amount of the releasing agent. Expressions (1), (2), (3) are respectively: [A×(100-B)]×X<530 [A×(100-B)]>60, and X>2.5.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009090087-A (JP)
Title: Endoscope
Inventor: ASHIDA TAKESHI
IPC: A61B1/00
Filed: 2007-12-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide an endoscope in which an angle portion can be safely bent by small force.  <P>SOLUTION: The angle portion is bent by pulling by a pulling means such as a wire, by manipulating a manipulation means, and manipulative force applied to the manipulation means for bending the angle portion is detected and the pulling by the pulling means is assisted according to the manipulative force.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009147883-A (JP)
Title: Two-point feed circularly polarized wave microstrip patch antenna and mobile communication apparatus
Inventor: SAKAMOTO TORU
IPC: H04B1/38
Filed: 2007-12-18
Abstract: <P>PROBLEM TO BE SOLVED: To respond to radiowaves of various incoming directions in a simple and lowcost way.  <P>SOLUTION: An octagon-shaped antenna conductor layer is formed on a surface of a printed wiring board, and a ground conductor layer is formed on the other surface thereof. Sides forming the octagon include two kinds; i.e., second sides each having a predetermined length, and first sides each having a length of 1.3 to 1.9 times that of the second side. Out of four pairs of opposite sides of the octagon, two pairs of the opposite sides include the first sides having the same length, and are respectively positioned on first and second axes, both of which pass through the center point of the octagon and mutually cross rectangularly, wherein the respective opposite first sides cross rectangularly so that the center points thereof are positioned on the respective axes. Similarly, other two pairs of the opposite sides include the second sides having the same length, and are respectively positioned on third and fourth axes, both of which pass through the center point of the octagon and mutually cross rectangularly, wherein the respective opposite second sides cross rectangularly so that the center points thereof are positioned on the respective axes. Feed points are formed on two of the first sides.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009149560-A (JP)
Title: Oral composition
Inventor: MIYAKE MIKIO
IPC: A61K8/60
Filed: 2007-12-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide an oral composition having excellent recalcification promoting effect, not having astringent taste or bitter taste, and giving good feeling in use.  <P>SOLUTION: The oral composition contains (A) calcium glycerophosphate, (B) sodium monofluorophosphate, and (C) raffinose and/or melibiose; and the composition is further compounded with (D) anethole and (E) a surfactant and/or an alcohol. The oral composition has high recalcification promoting effect and suppressed astringent taste and bitter taste derived from calcium glycerophosphate and sodium monofluorophosphate, gives good feeling in use, and is effective for the prevention or amelioration of dental caries.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008172221-A (JP)
Title: Phase change memory element and its manufacturing method
Inventor: SHIN WOONG-CHUL
IPC: H01L45/00
Filed: 2007-12-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a phase change memory element for preventing degradation and heat loss in a programming region by forming a lower electrode contact layer from a phase change material in order to solve the problem of element degradation, and to provide its manufacturing method.  <P>SOLUTION: The phase change memory element with a phase change layer in a storage node includes: a lower electrode 22; a BEC (Back Electrode Contact) 23 formed of the phase change material on the lower electrode 22; a first phase change layer 24a formed on the BEC 23 and formed narrower than the BEC 23; a second phase change layer 24b formed on the first phase change layer 24a and formed wider than the first phase change layer 24a; and a contact layer 25 and an upper electrode 26 formed on the second phase change layer 24b.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2009152949-A (JP)
Title: Multi-channel sound collection device
Inventor: KANEAKI TETSUHIKO
IPC: H04R3/00
Filed: 2007-12-21
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem that noise at full blast is generated when a microphone under use breaks down in a multi-channel sound collection device which obtains different directivity by using three or more nondirectional microphones and performing directivity synthesis.  <P>SOLUTION: A failure detection means 15 for detecting presence/absence of a failure based on nondirectional microphone output detects the failed microphone among the nondirectional microphones 1-4. Based on a detection result, the directivity synthesis is performed so as to have characteristics closest to characteristics in normal time as much as possible to output a multi-channel signal by synthetic means 10-14 using the remaining microphones which normally operate.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009153033-A (JP)
Title: Diversity receiver and diversity control method
Inventor: TOKITA NARUTOSHI
IPC: H04B7/08
Filed: 2007-12-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a diversity receiver and a control method thereof in which, in a case where there is a considerable difference in field intensity or reception quality of signals when combining a plurality of reception signals in diversity reception, quality-reduced audio output is prevented from being generated with output of unstable combination output signals until the combination output signal is stabilized.  <P>SOLUTION: A phase diversity means for combining reception signals of radio signals supplied from a plurality of antennas incoudes: a means for setting a wait time based on reception quality of signals to be combined; and a wait time control means for controlling the time from the start of combination processing of the phase diversity means to output of a combination signal, based on the wait time.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009154044-A (JP)
Title: Method of purifying contaminated soil by original location bioremediation
Inventor: SUDO SHINGO
IPC: B09C1/10
Filed: 2007-12-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for efficiently and economically purifying contaminated soil by enhancing the degradability with microorganisms to contaminants by a simple method in practicing the original location bioremediation.  <P>SOLUTION: The method for efficiently and economically purifying the contaminated soil comprises sampling a part of soil in the contaminated soil area, practicing the advance evaluation test to evaluate the applicability of the bioremediation to the sampled soil and purifying the sampled soil by growing microorganisms having the degradability of the contaminant in the sampled soil. Then, the purified soil is formed to a granular shape and a soil molded body 2 including the microorganisms is prepared. The soil molded body 2 is charged into a well 1 arranged at the upstream side of a ground water stream which flows through the contaminated soil area, and the contaminated soil area is purified at the original location by transferring and dispersing the microorganisms included in the soil molded body 2 to the contaminated soil area.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009156641-A (JP)
Title: Piezoelectric sensor
Inventor: TAWARA TATSUO
IPC: G01L1/16
Filed: 2007-12-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a piezoelectric sensor whose yield and durability to mechanical load are high.  <P>SOLUTION: The structure of this piezoelectric sensor 10 wherein a lower electrode 2, a piezoelectric thin film 3, and a top electrode 4 are provided on a substrate 1, has moreover an air gap layer 6 between the thin film 3 and the top electrode 4. By providing the air gap layer 6, it becomes difficult for the lower electrode 2 and the top electrode 4 to short-circuit, even when chipping occurs or a fatigue crack is produced in the manufacture of the thin film 3. Accordingly, the yield and the durability of the piezoelectric sensor are enhanced.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008528948-A (JP)
Title: 回転速度の非接触測定方法及び装置
IPC: G01P3/481
Filed: 2005-03-07
Abstract: この発明は、渦電流原理により作動する近接センサー（３）を備える、非接触方式で速度を測定する方法及び装置に関する。この近接センサー（３）は、外部から励起可能な振動回路（６）を形成するインダクター（４）と並列配置コンデンサーとから構成されている。この振動回路（６）の共鳴振動数は、測定物体が前記近接センサー（３）に近づいたとき検出可能な変化を受ける。被検査物体の複数の異なった形状の測定速度の可能な一定の感度に関して、この発明は、振動回路（６）の共鳴振動数及び／又は振動回路（６）の励起振動数は、該振動回路（６）が共鳴振動数で又は該共鳴振動数に近い振動数で常時励起されるように影響されることを特徴としている。前記励起発振器の周波数からの振動回路の周波数のずれが、位相コンパレーターで検出される。制御回路は可変又は切換え可能なコンデンサー又はインダクターを制御する。また、発振器がＶＣＯとして組み込まれる。
Patent JP-2007527901-A (JP)
Title: アミド置換された新規のヒドロキシ−６−フェニルフェナントリジン及びｐｄｅ４インヒビターとしてのそれらの使用
IPC: A61P9/04
Filed: 2005-03-09
Abstract: 式（Ｉ）で示され、その式中、Ｒ１は、ヒドロキシル、Ｃ １ 〜Ｃ ４ −アルコキシ、Ｃ ３ 〜Ｃ ７ −シクロアルコキシ、Ｃ ３ 〜Ｃ ７ −シクロアルキルメトキシ、２，２−ジフルオロメトキシ又は、完全にもしくは大部分がフッ素置換されたＣ １ 〜Ｃ ４ −アルコキシであり、Ｒ２は、ヒドロキシル、Ｃ １ 〜Ｃ ４ −アルコキシ、Ｃ ３ 〜Ｃ ７ −シクロアルコキシ、Ｃ ３ 〜Ｃ ７ −シクロアルキルメトキシ、２，２−ジフルオロエトキシ又は、完全にもしくは大部分がフッ素置換されたＣ １ 〜Ｃ ４ −アルコキシであるか、又はＲ１及びＲ２は、一緒になって、Ｃ １ 〜Ｃ ２ −アルキレンジオキシ基であり、Ｒ３は、水素又はＣ １ 〜Ｃ ４ −アルキルであり、Ｒ３１は、水素又はＣ １ 〜Ｃ ４ −アルキルであり、本発明による第一の実施態様（実施態様ａ）においては、Ｒ４は、−Ｏ−Ｒ４１であり、その際、Ｒ４１は、水素、Ｃ １ 〜Ｃ ４ −アルキル、Ｃ １ 〜Ｃ ４ −アルコキシ−Ｃ １ 〜Ｃ ４ −アルキル、ヒドロキシ−Ｃ ２ 〜Ｃ ４ −アルキル、Ｃ １ 〜Ｃ ７ −アルキルカルボニル又は、完全にもしくは大部分がフッ素置換されたＣ １ 〜Ｃ ４ −アルキルであり、かつＲ５は、水素又はＣ １ 〜Ｃ ４ −アルキルであるか、又は本発明による第二の実施態様（実施態様ｂ）においては、Ｒ４は、水素又はＣ １ 〜Ｃ ４ −アルキルであり、かつＲ５は、−Ｏ−Ｒ５１であり、その際、Ｒ５１は、水素、Ｃ １ 〜Ｃ ４ −アルキル、Ｃ １ 〜Ｃ ４ −アルコキシ−Ｃ １ 〜Ｃ ４ −アルキル、ヒドロキシ−Ｃ ２ 〜Ｃ ４ −アルキル、Ｃ １ 〜Ｃ ７ −アルキルカルボニル又は、完全にもしくは大部分がフッ素置換されたＣ １ 〜Ｃ ４ −アルキルであり、Ｒ６は、水素、ハロゲン、Ｃ １ 〜Ｃ ４ −アルキル又はＣ １ 〜Ｃ ４ −アルコキシであり、本発明による第一の態様（態様１）においては、Ｒ７は、−Ｎ（Ｒ８）Ｒ９であるか、又は本発明による第二の態様（態様２）においては、Ｒ７は、−ＮＨ−Ｎ（Ｒ１８）Ｒ１９である化合物は、新規の効果的なＰＤＥ４インヒビターである。
Patent JP-2007531978-A (JP)
Title: 質量分析計
IPC: H01J49/04
Filed: 2005-04-04
Abstract: 期間ΔＴ 1 におけるゼロ透過率動作モードと期間ΔＴ 2 における非ゼロ透過率動作モードとを繰り返し切り換えてイオンビームを減衰させるイオンビーム減衰器を含む質量分析計が開示されている。イオンビームの減衰の程度は、マークスペース比ΔＴ 2 ／ΔＴ 1 を変化させることによって変化させることができる。イオンビーム減衰器は、イオンをパケットまたはパルスで放出し得るが、イオンのパケットまたはパルスは、イオンビーム減衰器の下流に配置された比較的高圧のイオンガイドまたはガス衝突セルによって、連続したイオンビームに変換され得る。