baber/WOPTO huggingface dataset:
Patent JP-2005517667-A (JP)
Title: ヘテロアリール置換アミノシクロヘキサン誘導体
IPC: C07D237/22
Filed: 2002-12-11
Abstract: 本発明は、式（Ｉ）（式中、Ａ 1 、Ａ 2 、Ａ 3 、Ａ 4 、Ａ 5 、Ａ 6 、Ｕ、Ｖ、ｍ、ｎ及びｏは、明細書及び請求項に定義されている）で示される化合物、並びにその薬学的に許容されうる塩に関する。化合物は、２，３−オキシドスクアレンラノステロールシクラーゼに関連する疾患、例えば、高コレステロール血症、高脂血症、動脈硬化症、血管疾患、真菌症、寄生虫感染症、胆石、腫瘍及び／若しくは過剰増殖性障害の処置及び／又は予防、並びに耐糖能障害及び糖尿病の処置及び／又は予防に有用である。
Patent JP-2005513551-A (JP)
IPC: G02F1/13
Filed: 2002-12-18
Abstract: A solid state multi-spectral light source for a multi-spectral light source system includes an array of LED groups, wherein each LED group may include red, green, and blue LEDs. The LEDs produce color light bars by activating the appropriate color LEDs. The color light bars can be flashed or scrolled to integrate a color display.
Patent JP-2005516328-A (JP)
Title: 情報記録装置及び方法、情報再生装置及び方法、記録媒体、プログラム、並びにディスク記録媒体
IPC: G11B11/00
Filed: 2003-01-24
Abstract: ＲＳ(248,216,33)でＥＣＣブロックを構成する。２１６バイト（シンボル）のデータ長のうち、１６バイトだけをＢＣＡデータとし、残りの２００バイトを予め設定されている所定の値からなる固定データとする。２００バイトの固定データと１６バイトのＢＣＡデータとで、３２バイト（シンボル）のパリティを演算する。１６バイトのＢＣＡデータと、３２バイトのパリティのうちの、前半の１６バイトのパリティの、合計３２バイトのみが光ディスクのバーストカッティングエリアに記録される。復号時、２００バイトの固定データを用いて、誤り訂正処理が行われる。１６バイトの未記録パリティは、それが消失したものとして処理される。したがって、光ディスクのバーストカッティングエリアにおける誤り訂正能力を向上させることができる。
Patent JP-2005516089-A (JP)
IPC: C08J3/22
Filed: 2003-01-15
Abstract: Casting of plastic uses composition of: (1) 65-99.5 (wt.)% methyl methacrylate (MMA); (2) 0.5-35% impact modifier (I); (3) stabilizer; (4) initiator; (5) release agent; (6) regulator; and  (7) optionally unsaturated carboxylic acid and crosslinker, (I) is added as masterbatch of 10-5 0% (I) and 50-90% polymethyl methacrylate (PMMA) and (I) comprises MMA, ethyl acrylate, butyl acrylate, styrene (or alpha-methylstyrene) and crosslinker in form of 20-30% core, 30-50% shell I and 20-40% shell II.  Plastics molding production by casting, uses composition from  (1) 65-99.5 (wt.)% methyl methacrylate (MMA) (2) 0-3% unsaturated carboxylic acid (3) 0.5-35% impact modifier (I) (4) 0-1% crosslinker (5) 0.5-1% stabilizer (6) 0.001-0.1% initiator (7) 0.01-1.0% release agent; and  (8) 0.001-0.031% regulator. (I) is added as masterbatch of 10-50% (I) and 50-90% polymethyl methacrylate (PMMA) and (I) consists of MMA, ethyl acrylate, butyl acrylate, styrene (or alpha-methylstyrene) and crosslinker in form of 20-30% core, 30-50% shell I and 20-40% shell II.
Patent JP-2005516412-A (JP)
Title: 電極ならびに電極の製造法ならびに電極を備えたコンデンサ
IPC: H01G9/155
Filed: 2003-01-24
Abstract: 作動安定性の高い電極が提案されており、この電極には、破断部（５）を備え、扁平に成形された導電性の集電体（１）が設けられている。この集電体（１）上には導電性の中間層が設けられている。この集電体の少なくとも１つの主表面上の中間層の上に第１の電極層（１５）が配置されており、この電極層（１５）は形状接続的に、堅固に集電体に結合されている。これにより、集電体と電極層との間の破断部における密な噛み合いが得られる。
Patent JP-2005516664-A (JP)
IPC: A61B17/64
Filed: 2003-01-30
Abstract: An external fixation system having a fixation component (20) comprising: a) a first capture member (24) adapted to capture a second element (26) of an orthopedic fixation system; and (b) a second capture member (22) adapted to capture a second element (28) of an orthopedic fixation system and coupled to the first capture member such that the coupling (86,94,110) allows the first capture member and the second capture member to rotate about three axes relative to each other element and move along that axis; wherein the coupling is adapted to secure the first and the second capture members from rotation with an activation (100); and wherein the second capture member is adapted to capture the second element by snapping onto the second element from substantially perpendicular to longitudinal axis of the second element
Patent JP-2005518455-A (JP)
Title: ピリンタンパク質を含むナノ構造
IPC: C12Q1/68
Filed: 2003-02-21
Abstract: 少なくとも１つの連結要素がピリンタンパク質またはその結合誘導体もしくは結合フラグメントである少なくとも１種のアセンブリ単位を含むナノ構造を作製する。ピリン含有アセンブリ単位は、２つのピリン誘導連結要素を有し得、そして構造要素、機能的要素またはその両方を含み得る。ナノ構造は、段階的なアセンブリ方法を使用して適切に調製され、この方法において、少なくとも１つの未結合要素を有するナノ構造中間体が、複数の異なる連結要素を有するアセンブリ単位と接触される。アセンブリ単位の連結要素のうちのいずれも、それら自体とも、同じアセンブリ単位の別の連結要素とも相互作用し得ない。しかし、連結要素のうちの１つは、ナノ構造中間体の未結合連結要素と相互作用し得、その結果、このアセンブリ単位は、ナノ構造中間体に非共有結合される。
Patent JP-2005531295-A (JP)
Title: オルトポックスウイルス抗ウイルス薬のスクリーニング方法
IPC: C12N15/09
Filed: 2003-01-08
Abstract: 本発明の目的は、病原性ポックスウイルスに起因するヒト疾患の治療または予防用の有効な抗ポックスウイルス薬である。より詳細には、本発明は、コアタンパク質変異（感染性ビリオンの産生および拡大に必要不可欠なステップ）を担うポックスウイルスプロテイナーゼをターゲティングする抗ウイルス薬に関する。
Patent JP-2005518820-A (JP)
Title: Ｇｄｎｆｒと配列類似性を有する新規ポリペプチド及びこれをコードする核酸
IPC: C12N5/10
Filed: 2003-02-18
Abstract: 本発明は、ＧＤＮＦＲに対して配列類似性を有する新規なポリペプチド及びそれらのポリペプチドをコードしている核酸分子を対象とする。ここでまた提供されるものはその核酸配列を含んでなるベクター及び宿主細胞、異種性ポリペプチド配列に融合せしめられた本発明のポリペプチドを含んでなるキメラポリペプチド分子、本発明のポリペプチドに結合する抗体、並びに本発明のポリペプチドを製造するための方法である。
Patent JP-2005522356-A (JP)
Title: テープを印刷し適用する装置、およびテープを印刷し適用する方法
IPC: B65C9/18
Filed: 2003-02-27
Abstract: テープを印刷し、適用する装置。本発明の好ましい実施形態は、テープ上に印刷するプリンタ（４０）と、プリンタから印刷されたテープを引張るテープ引張り装置（７２）と、印刷されたテープを物体に適用する適用装置（６０）と、を含む装置を提供する。本発明は、また、一般に、テープを印刷し、物体に適用する方法に関する。
Patent JP-2005532296-A (JP)
Title: アジュバントにより増強される免疫療法
IPC: A61K47/48
Filed: 2003-04-16
Abstract: 病原性細胞集団の存在を特徴とする疾病状態を治療するために改善された方法が提供される。改善された方法に従って、細胞を標的とする、リガンド−免疫原複合体またはリガンド−ハプテン複合体を疾病状態の宿主に投与して、該リガンドに対する到達可能な結合部位を有する病原性細胞に、宿主の免疫応答を再び指向する。該方法は、免疫原／ハプテンが宿主における内因性の抗体によって認識されるかまたは宿主における免疫細胞によって直接認識される、リガンドおよび免疫原もしくはハプテンの複合体を含有するリガンド−免疫原結合体組成物またはリガンド−ハプテン結合体組成物を宿主に投与する工程を包含する。該方法に対する改善は、Ｔ Ｈ １偏向性アジュバントを使用して細胞に結合したリガンド−免疫原結合体またはリガンド−ハプテンの結合体に対する免疫応答を増強する工程を包含する。
Patent JP-2005196385-A (JP)
Title: Image processing apparatus, image processing method and digital camera
Inventor: YUASA MAYUMI
IPC: H04N1/46
Filed: 2004-01-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image processing apparatus, an image processing method and a digital camera, capable of correcting red-eye by detecting red eyes without detecting a face area, thereby reducing a processing time.  <P>SOLUTION: A separation degree map generator 102 generates a separation degree map by calculating the separation degree using a separation filter from an image having an RGB format being input from an image input section 101. A feature point candidate detector 103 detects feature point candidates by comparing the separation degree value in the separation degree map with a predetermined threshold. A feature point detector 104 detects a red eye, a feature point, out of the feature point candidates satisfying a predetermined condition. An image corrector 105 performs red-eye correction processing for a red eye area, an area in the vicinity of the red eye. An image output section 106 then outputs an image after the red-eye correction processing is performed.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005192732-A (JP)
Title: Vacuum cleaner
Inventor: MURATA HIROMITSU
IPC: A47L9/00
Filed: 2004-01-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vertical vacuum cleaner capable of lowering its height at the time of being housed.  <P>SOLUTION: This vacuum cleaner 1 is provided with: a suction port 6 in which a suction chamber having a suction opening is formed on a 1bottom surface; a cleaner main body 2 freely attachably and detachably connected to the suction port 6 and having a dust collecting chamber 5 and a motor-driven blower 3; a connection pipe 14 provided in the cleaner main body 2 and communicated to the suction chamber; a pipe-like handle 13 freely detachably connected to the connection pipe 14 at a tip part 13b and extended in a vertical direction; and a dust collecting hose 10 connected to the rear part of the handle 13 at one end and connected to the cleaner main body 2 at the other end for communicating the handle 13 and the dust collecting chamber 5. Further, the vacuum cleaner 1 is provided with a holding part 17 on the upper surface 6a of the suction port 6, so that the handle is propped against the suction port 6 by inserting the holding part to the hole 13c of the tip part 13b of the handle 13.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005192482-A (JP)
Title: Method and apparatus for processing minute foaming rice
Inventor: MATSUBARA JOJI
IPC: A23L7/10
Filed: 2004-01-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and an apparatus each for processing minute foaming rice subjected to pregelatinizing processing treatment without washing in water and soaking in a processing step for obtaining pregelatinized processed rice from raw material rice, becoming delicious rice in a short time of half of the ordinary or below only by adding water without water polishing even at the time of boiling rice, and preservable for a long period.  <P>SOLUTION: This method for obtaining the pregelatinized processed rice with high nutritive value comprises sufficiently removing rice bran with a rice polisher 2 from the surface of raw material rice without washing or soaking, sending the rice to a vacuum stirrer 5, decompressing and stirring the rice in the stirrer, and sufficiently attaching moisture to the outer periphery of rice grains to let the rice grains absorb water. The method further comprises putting the raw material rice into an electromagnetic heating chamber 7 to heat with microwave irradiation, steaming with steam of moisture from the rice grains and pregelatinizing and processing to minutely foam, moving the processed rice to a vacuum cooling chamber 8 followed by decompressing, and quick cooling and half solidifying the processed rice by the decompression.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005200238-A (JP)
Title: Apparatus for working glass rod for optical fiber and method of narrowing down end part of glass rod
Inventor: SAKASHITA MITSUKUNI
IPC: C03B37/012
Filed: 2004-01-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus for working a glass rod for optical fiber in which it is needless that operators control the quantity of a gas for a burner or the moving speed of a movable chuck staying with the apparatus all the time and a method of narrowing down the end part of the glass rod.  <P>SOLUTION: The apparatus for working the glass rod for optical fiber has the movable chucks 5 which hold both ends of the glass rod 4 and one of which is movable in the axial direction of the glass rod 4, a rotary mechanism for rotating the glass rod, a burner 6 for heating the glass rod, a movement mechanism of the burner, a gas control mechanism 13 for controlling the quantity of a gas to be supplied to the burner, an imaging unit 7 for photographing a heating part, an image processing unit for determining the shape of a diameter reducing part where the diameter is reduced, the brightness distribution and the diameter of a most fine diameter part by processing the resultant image information and a control computer for controlling the moving speed of the burner, the quantity of the gas and the moving speed of the movable chuck based on the information determined from the image processing unit.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005200325-A (JP)
Title: Method for producing phosphite compound crystal
Inventor: INOUE KIKUMITSU
IPC: B01D9/02
Filed: 2004-01-14
Abstract: <P>PROBLEM TO BE SOLVED: To produce the crystals of a phosphorous ester compound of formula (I) in high recovery, when two or more batches of the phosphorous ester compound are continuously crystallized by a batch type method.  <P>SOLUTION: This method for producing the phosphorous ester compound crystals comprises the following first to sixth processes. The first process: cooling and crystallizing a liquid containing the first batch compound of formula (I) and a crystallizing solvent by a batch type method. The second process: filtering the produced slurry containing the crystals of the compound of formula (I) and the crystallizing solvent to obtain the crude wet cake. The third process: washing the crude wet cake with a washing solvent to obtain the purified wet cake and the washing liquid of the first bath. The fourth process: : cooling and crystallizing a liquid containing the second batch compound of formula (I), a crystallizing solvent, and the liquid containing the washing liquid of the first batch by a batch method. The fifth process: filtering the produced slurry containing the crystals of the compound of formula (I), the crystallizing solvent, and the washing liquid of the first batch to obtain the crude wet cake. The sixth process: washing the crude wet cake with a washing solvent to obtain the purified wet cake and the washing liquid of the second bath.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005198851-A (JP)
Title: Interference type ocular metering device
Inventor: SUMII YASUHIRO
IPC: A61B3/12
Filed: 2004-01-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide an interference type ocular metering device where optical interference is sufficiently utilized by a low-output and low-coherent light source by automatically, speedily and properly setting an alignment and an working distance.  <P>SOLUTION: The device is provided with: a measurement light irradiation optical system 2 having a measurement light source 11 and an object lens 12; a reference optical system 3 which reflects and returns a part of light from the measurement light source 11 as reference light; an optical separator 4 which separates and sends the light to an eye to be tested E and the reference optical system 3; an interference measurement optical system 5 which receives measurement light reflected by the eye to be tested and the reference light to measure the prescribed dimension of the eye to be tested E based on the interference of both of the light; a working distance detection mechanism 6 for detecting the working distance; an alignment optical system 7 for positioning the optical axis 2a of the device 1 with respect to the vertex of the eye to be tested; and a controller 8 for controlling moving and working of the working distance detection mechanism 6 and the alignment optical system 7. The controller 8 commands working of each optical system based on alignment detection information obtained by the alignment optical system 7 and working distance detection information obtained by the working distance detection mechanism 6.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005200274-A (JP)
Title: Fusion preventing powder, method of firing unfired ceramic formed body using the same and method of manufacturing ceramic electronic component
Inventor: KONOUE MASAHARU
IPC: C04B35/64
Filed: 2004-01-16
Abstract: <P>PROBLEM TO BE SOLVED: To optimize the quantity of fusion preventing powder to be applied and to uniformalize the applied state.  <P>SOLUTION: The quantity of the fusion preventing powder 1 to be applied is optimized and the applied state is uniformalized by controlling the average aspect ratio of a particle 2 constituting the fusion preventing powder 1 applied on the surface of the unfired ceramic formed body to ≥2.0 and ≤12.0 and the average particle diameter ≥0.1 μm and ≤7.0 μm in the firing of the unfired ceramic formed body.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005202244-A (JP)
Title: Designing method of light guide plate pattern utilizing dithering of back light unit for lcd (liquid crystal display)
Inventor: SAN HYUN JUN
IPC: G02B6/00
Filed: 2004-01-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide the designing method of a light guide plate pattern utilizing dithering of a backlight unit for an LCD, wherein the maximum movement distance of each dot pattern is calculated considering the distance between respective dot patterns and the size of each dot pattern on the light guide plate and dithering is performed so that each dot pattern on the light guide plate is formed at random in the range within 60% of the calculated maximum movement distance of each pattern.  <P>SOLUTION: The pattern formed on the rear surface of the light guide plate is processed with fine light scattering pattern, the intervals between pitches are changed according to the distance from a light source and dithering is performed in the fixed range of pitches. Thereby, the uneven region of luminance can be canceled since superposition properties of light scattering is superior to that of the conventional product wherein pitches are artificially arranged, a diffusion sheet used for preventing identification of the pattern by naked eyes can be removed, superposition properties at the time when the diffusion sheet is used are further enhanced and a moire defect can be removed.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005198959-A (JP)
Title: Game machine
Inventor: SHIRAISHI DAISUKE
IPC: A63F7/02
Filed: 2004-01-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a game machine capable of inhibiting the deficiency as a result of too much arousing of a player's speculative spirit.  <P>SOLUTION: The pachinko machine 10 comprises an outer frame 11, an inner frame 12, and a front frame set 14 mounted on the front side of the inner frame 12 to be opened/closed. A game board is mounted on the rear side of the front frame set 14, and a first initiator corresponding hole, a variable display device and a variable winning device, etc. are mounted on the game board. Patterns are variably displayed in the variable display device based on the entrance of a game ball to the first initiator corresponding hole. When the symbols are finally stopped into a specific combination, a jackpot state occurs. In the jackpot state, a large winning hole of the variable winning device is in a prescribed open state, so that a player can acquire a large number of winning balls. At the time, the time for the variable display device to variably display patterns is extended and the timing when the jackpot state occurs is delayed based on the number of times of occurrence of the jackpot state.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005209702-A (JP)
Title: Cabinet for electronic equipment
Inventor: NAKADA NORIO
IPC: H05K7/20
Filed: 2004-01-20
Abstract: <P>PROBLEM TO BE SOLVED: To efficiently cool electronic equipment stored in a cabinet regarding the cabinet for electronic equipment for housing a communication device or the like.  <P>SOLUTION: A cable connected to a printed board stored in a printed-board storage shelf is led out from the front of the storage shelf while a cable storage space is formed along the inside of the side face of a cabinet body. Accordingly, the cable is stored in a cable storage space.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004259695-A (JP)
Title: Color cathode-ray tube
Inventor: MINAMI TAKESHI
IPC: H01J29/07
Filed: 2004-01-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a color cathode-ray tube for avoiding deterioration in a high-voltage quality and for preventing welding failure in the formation of a first frame.  <P>SOLUTION: The first frame 9 comprises a side section 11 for supporting a shadow mask 8, a bottom section 12, an inclination section 13, and a junction section 14. A gap is provided between the side section 11 and the junction section 14 excluding a part, where both of them are welded. The junction 14 is inclined to the side section 11 so that the gap becomes larger as away from an edge 11a of the side section 11 for supporting the shadow mask 8. As a result, in the cleaning process of the first frame, foreign objects between the side section and the junction section can be removed, so that deterioration in the high-voltage quality in a color cathode-ray tube can be avoided and the welding failure in the first frame can be prevented.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2005208194-A (JP)
Title: Photographing apparatus
Inventor: NAKANISHI HIDEAKI
IPC: G03B17/00
Filed: 2004-01-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a photographing apparatus capable of switching still image photographing to moving image photographing in an instant.  <P>SOLUTION: A digital camera relating to the photographing apparatus is provided with function switching means 16, 32, 46 for switching at least first and second photographing functions and functions other than the photographing functions, a release button 20 which is operated for start or completion of a photographing according to the photographing functions, and cross buttons 22, 44 which are operated for the functions other than the photographing functions. Therein, when the function switching means 16, 32, 46 are switched so that the photographing according to the first photographing function is performed upon the operation of the release button 20, the photographing according to the second photographing function is performed upon the operation of the cross buttons 22, 44.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005205312-A (JP)
Title: Decomposition catalyst
Inventor: OSADA HIDEHARU
IPC: B01J35/02
Filed: 2004-01-22
Abstract: <P>PROBLEM TO BE SOLVED: To solve such a problem that the treatment of plastics is a big problem and there is a method for decomposing plastics by using a decomposition catalyst and heat or light as an energy source, namely, mixing plastic fragments with powder of the catalyst to decompose plastics comparatively more easily however this method has such a weak point that the catalyst soars and goes to the outside together with decomposed products when the catalyst is made smaller to increase the surface area in consideration of the catalyst efficiency and even if the catalyst efficiency is made excellent, there is no guarantee that the decomposition efficiency of the catalyst is made excellent as a whole.  <P>SOLUTION: This decomposition catalyst has such a particle size distribution that particles having ≥1.2 mm particle size are in the range of 1-50 wt.%, particles having 0.5-1.2 mm particle size are in the range of 40-90 wt.% and particles having ≤0.5 mm are in the range of 1-20 wt.%.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005209034-A (JP)
Title: Contour extraction method, contour extraction apparatus, and image detection apparatus
Inventor: TAWARA YOSHINORI
IPC: G06T7/00
Filed: 2004-01-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image detection apparatus capable of detecting an image with high accuracy, which includes light guiding means for transmitting light, being incident from inside of a detection object to one end face, to the other end face, and having a slope of the one end face set at an angle so as to absorb the incident light from the air, and a light detection means for converting the light transmitted through the light guiding means to electric signals.  <P>SOLUTION: The image detection apparatus includes a light guiding means (14) for transmitting light, being incident from inside of the body of a detection object to one end face, to the other end face, and having a slope of the one end face set with an angle so as to absorb the incident light from the air, and light detection means (15, 31) for converting the light transmitted through the light guiding means (14) to electric signals. The image detection apparatus further includes a state detection means (32) for detecting a state of the detection object based on the detection patterns obtained in the light detection means (15, 31).  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005207354-A (JP)
Title: Individual cylinder air fuel ratio estimation device and individual cylinder air fuel ratio control device for internal combustion engine
Inventor: OKAMOTO AKIHIRO
IPC: F02D45/00
Filed: 2004-01-23
Abstract: <P>PROBLEM TO BE SOLVED: To enable to reflect effect of interval between adjoining combustion cylinders to an estimation value of individual cylinder air fuel ratio.  <P>SOLUTION: This internal combustion engine is designed to consider mixing of gas discharged from the adjoining combustion cylinders and movement of mixed gas to a position of a air fuel ratio sensor 16 to reflect effect of interval (combustion interval) between the adjoining combustion cylinders to the estimation value of individual cylinder air fuel ratio. Mixture of gas discharged from the adjoining combustion cylinders is generated at a merger part 22 where an exhaust manifold 12 of each cylinder merges and flows to the position of the air fuel ratio sensor 16 and air fuel ratio thereof is detected. Length and shape of the exhaust manifold 12 of each combustion cylinder are considered when mixture of gas discharged from the adjoining combustion cylinders is evaluated. Distance and volume from the merger part 22 to the position of the air fuel ratio sensor 16 , and quantity of gas discharged from each combustion cylinder are considered when movement of mixed gas to the position of the air fuel ratio sensor 16 is evaluated.  <P>COPYRIGHT: (C)2005,JPO&NCIPI