baber/WOPTO huggingface dataset:
Patent JP-2005505663-A (JP)
Title: 高光沢及び高耐衝撃特性を有するゴム変性ポリスチレン樹脂組成物の製造方法
IPC: C08L51/04
Filed: 2001-12-27
Abstract: 本発明の高光沢及び高耐衝撃性を有するゴム変性ポリスチレン樹脂組成物の製造方法は、（ｉ）スチレン系単量体（Ａ）８０ないし９５重量％及びブタジエン系ゴム重合体（Ｂ）５ないし２０重量％よりなる原料溶液と有機化処理されたクレー鉱物（Ｃ）を第１反応機に投入して９０〜１５０℃の温度で重合を進行させてポリスチレンのマトリックス内に少なくとも２種の異なるサイズのポリブタジエンゴム粒子に分散させる第１段階；及び（ｉｉ）前記第１段階での重合物を１３０〜１８０℃に維持される第２反応機に投入して重合を完了する第２段階よりなる。
Patent JP-2005506673-A (JP)
IPC: H01B7/17
Filed: 2002-10-23
Abstract: An electrical cable includes a first electrical conductor longitudinally surrounded by a first insulator, and a second electrical conductor that is substantially parallel to the first electrical conductor. The second electrical conductor is substantially longitudinally surrounded by a second insulator, and the second insulator includes a recess to partially expose the second electrical conductor. A metal layer longitudinally surrounds the first and second insulators. In another embodiment, an electrical cable includes a first electrical conductor and a second electrical conductor parallel to the first electrical conductor. An insulator longitudinally individually surrounds each of the first and second electrical conductors, and the insulator includes a radial recess through which the first electrical conductor is accessible. A metal layer longitudinally encapsulates the insulator and fills the recess such that the metal layer contacts the first electrical conductor through the recess.
Patent JP-2005508256-A (JP)
IPC: B23K31/02
Filed: 2002-11-01
Abstract: The welding apparatus and associated method are provided. The welding apparatus includes a welding tool for forming a weld joint along the surface of at least one workpiece. The welding apparatus also includes a compression tool for selectively inducing a layer of residual compressive stress in at least a portion of the surface of the weld joint and the surface of the at least one workpiece to thereby improve the material properties of the workpiece, including corrosion resistance and fatigue strength.
Patent JP-2005509680-A (JP)
IPC: A61K31/425
Filed: 2002-11-22
Abstract: The invention concerns the use of an H1- and/or H2-histamine receptor antagonist for the reduction of intracranial pressure (ICP), in particular for the prevention and treatment of elevated intracranial pressure and/or secondary ischaemia, in particular caused by brain injury, more in particular caused by traumatic (TBI) and non-traumatic brain injury. In particular, the histamine antagonist is selected from the group of acrivastine, alimemazine, antazoline, astemizole, azatadine, azelastine, brompheniramine, buclizine, carbinoxamine, carebastine, cetirizine, chlorcyclizine, chlorpheniramine, cinnarizine, clemastine, clemizole, clocinizine, clonidine, cyclizine, cyproheptadine, descarboethoxyloratidine, dexchlorpheniramine, dimenhydrinate, dimethindene, dimethothiazine, diphenhydramine, diphenylpyraline, doxylamine, ebastine, efletirizine, epinastine, fexofenadine, hydroxyzine, ketotifen, levocabastine, loratidine, meclizine, mequitazine, methdilazine, mianserin, mizolastine, niaprazine, noberastine, norastemizole, oxatomide, oxomemazine, phenbenzamine, pheniramine, picumast, promethazine, pyrilamine, temelastine, terfenadine, trimeprazine, tripelennamine, triprolidine, ranitidine, cimetidine, famotidine, nizatidine, tiotidine, zolantidine, ritanserine, and derivatives thereof and mixtures of any two or more of the foregoing.
Patent JP-2005515994-A (JP)
IPC: A61K31/506
Filed: 2002-12-06
Abstract: The present invention is related to the use of benzazole derivatives of formula (I) for the treatment and/or prevention of scleroderma and its therapeutic implications selected in the group consisting of systemic sclerosis, scleroderma-like disorders, sine scleroderma, liver cirrhosis, interstitial pulmonary fibrosis, Dupuytren's contracture, keloid and other scarring/wound healing abnormalities, postoperative adhesions and reactive fibrosis, as well as chronic heart failure, in particular after myocardial infarction.
Patent JP-2005512560-A (JP)
Title: Ｄｎａポリメラーゼを利用する組成物及び方法
IPC: G01N33/58
Filed: 2002-06-27
Abstract: 本発明は、新奇な単離されたファミリーＢのＤＮＡポリメラーゼ、ＴｈｅｒｍｏｃｏｃｃｕｓポリメラーゼＪＤＦ−３、及びその変異体組換え型を特徴とする。本発明の変異体ポリメラーゼは、３’→５’エキソヌクレアーゼ活性を欠失し、及び／または該ポリメラーゼの野生型と比較して、非従来型ヌクレオチドに対する識別の減少を示す。
Patent JP-2005512803-A (JP)
Title: 銀ナノ粒子含有の機能性マイクロカプセルの製造方法
IPC: B01J13/02
Filed: 2002-11-14
Abstract: 本発明は、内核に収容された機能性物質によって提供される特有の機能のみならず、銀固有の抗菌と治癒機能を与える、銀ナノ粒子含有の機能性マイクロカプセルの製造方法である。本発明のマイクロカプセルの製造方法は、香料などの機能性物質と界面活性剤入りの水を混合して乳化させた後、ここにメラミン初期縮合物などの外殻形成物質を加えて、機能性物質を球状内核に含み且つ外殻を有するマイクロカプセルを製造した後、上記カプセル外殻が硬化する前に、水溶性のスチレン無水マレイン酸ポリマーに銀ナノ粒子が分散した溶液を加えて撹拌し、上記マイクロカプセルの外殻に銀ナノ粒子を固着させる。
Patent JP-2005516736-A (JP)
Title: 医療器具用ポリマーコーティング
IPC: A61L31/06
Filed: 2003-02-14
Abstract: 本発明は、金属表面にシラン誘導体を共有結合して、インシトゥー開環重合化でシラン誘導体にラクトンポリマーを共有結合して、および結合したラクトンに少なくとも１つのポリエステル層を付着して、表面を活性化し得るコーティング剤を提供する。生物活性剤はポリエステル層と共に付着され得る。かかるコーティングされた表面は医療器具、特にステントに有用であり得る。
Patent JP-2005519213-A (JP)
Title: 電気スラストリバーサ駆動装置
IPC: F02K1/76
Filed: 2003-02-25
Abstract: ギヤレス電気スラストリバーサアクチュエータは、いかなる介在ギヤも無くジャッキねじに結合されている電動機を含んでいる。このアクチュエータは、更に、単一の駆動パッケージ内に駆動及び検知構成部品の全てを含んでいても良い。従って、このアクチュエータは、比較的軽量で且つ小型である。
Patent JP-2005522463-A (JP)
Title: 水ベースの送達システム
IPC: A61K47/44
Filed: 2003-03-13
Abstract: 本発明は、角質層の皮膚バリア回復を高めることを特徴とする活性物質に対する水ベースの送達システムであって、水、脂肪酸、コレステロール、セラミド及び少なくとも一つの皮膚脂質前駆体を含む送達システムに関する。
Patent JP-2005521155-A (JP)
Title: ギャップ平均オンラインランダム性テスト
IPC: G06F7/58
Filed: 2003-02-26
Abstract: 本発明は、乱数発生器によって生成される乱数をリアルタイムにテストする方法及び装置である。ランダムビットのストリームは、前記乱数発生器を使用して生成され、生成されたランダムビットは、同一のビットパターンを有するすべてのサブシーケンスが識別されるギャップ長計算演算を受け、結果として得られるギャップ長は、同一のビットパターンの間の平均ギャップ長を得るために指数平均化に適用される。平均ギャップ長は、少なくとも１つの予め決められた受容レンジと比較され、それによって平均ギャップ長のうちの少なくとも１つが、予め決められた回数より多く繰り返し予め決められた受容レンジ外となる場合、生成されたランダムビットは不十分にランダムであると決定される。
Patent JP-2005522945-A (JP)
IPC: H04L29/08
Filed: 2003-03-21
Abstract: Wireless networks are becoming increasingly heterogeneous in terms of the processing capabilities of network users' receiving equipment. According to embodiments of the innovation, in a communications network comprising a plurality of receivers with different data reception rate capabilities, data frames targeted to respective receivers may be transmitted to the receivers in accordance with the respective data reception rate capabilities of the receivers.
Patent JP-2005197391-A (JP)
Title: Electrode-burying member for plasma generator
Inventor: ITO YASUTAKA
IPC: H01L21/683
Filed: 2004-01-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrode-burying member for generating plasma for maintaining quality stably for a long time, by reliably preventing the destruction of a ceramic substrate caused by thermal stress generated at the adhesion section between an electrode for generating plasma and a power feeding terminal.  <P>SOLUTION: In the electrode-burying member for plasma generators, the electrode is composed of a mesh-like flat body having a number of openings made of conductive ceramics, and the opening area rate is set to 4-40% in the electrode-burying member for burying the electrode for generating plasma into the ceramic substrate.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005193524-A (JP)
Title: Polyolefin sheet for vehicle interior finish material
Inventor: KAWAI HARUHIDE
IPC: B32B27/32
Filed: 2004-01-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a polyolefin sheet for a vehicle interior finish material which has flame retardancy passing vehicle flame retardation specifications.  <P>SOLUTION: In the polyolefin sheet, a heat-shrinkable polyolefin sheet-like material is laminated on the back of a polyolefin substrate sheet. The polyolefin sheet-like material is preferably a nonwoven fabric of uniaxially oriented polyolefin split yarns or a biaxially oriented polyolefin film.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005194605-A (JP)
Title: Magnesium alloy for die-casting, and magnesium die-cast product
Inventor: SUZUKI KUNITERU
IPC: C22C23/02
Filed: 2004-01-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a magnesium alloy for die-casting whose high temperature creep performance can be improved without worsening its room temperature strength, and to provide a magnesium die-cast product obtained by using the same.  <P>SOLUTION: In the alloy, by weight, 1.0 to 3.5% calcium and 0.1 to 1.5% strontium are added to an AZ91 series alloy comprising 7.0 to 11.0% aluminum, 0.1 to 2.5% zinc and 0.1 to 0.5% manganese, and the balance components are inevitably included. The magnesium die-cast product is produced by using the alloy.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005204040-A (JP)
Title: Industrial facility managing system
Inventor: RI KAITON
IPC: H04B7/26
Filed: 2004-01-15
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem wherein industrial facility information detected by a facility information supervisory device cannot be transferred to an information management apparatus.  <P>SOLUTION: An industrial facility management system 1 is provided with the facility information supervisory device 2, which is installed for each industrial facility and detects the industrial facility information; and an information managing device 5 which manages the industrial facility information, through radio communication between a slave unit side radio device 3 and a master unit side radio device 4. The master unit side radio device has a master unit side control unit 36A, which controls a master unit side transmission output control unit 16A for decreasing the receiving field strength to a permissible level, if the obtained comparison result is such that the present receiving field strength exceeds the permissible level in a master unit side level memory 18A which preliminarily stores the permissible level not to influence to other data communication, and a master unit side level comparison part 32A; and also controls the master unit side transmission output control unit to increase the receiving field strength up to the permissible level, if the obtained comparison result is such that the present receiving field strength is lower than the permissible level.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005205307-A (JP)
Title: Ultrasonic square sieve device
Inventor: MAYUMI YASUHIRO
IPC: B06B1/02
Filed: 2004-01-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide an ultrasonic square sieve device which sorts resin carbonized matter and metal powder from a mixture of resin and metal powder using an ultrasonic transducer, can suppress heat generation of attaching part of the ultrasonic transducer even if a power source of a large capacity is used, and can secure sufficient ultrasonic vibration and fluidity of powder of a collection part (trough part), even if a vibration frame of a large area is used.  <P>SOLUTION: This ultrasonic square sieve device sorts resin carbonized matter and metal powder from the mixture of resin and metal powder using the ultrasonic transducer, and has holes near the ultrasonic transducer in the vibration frame for attaching the ultrasonic transducer.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005209905-A (JP)
Title: Chip type array electronic component
Inventor: SHIMADA TOSHIAKI
IPC: H01C1/142
Filed: 2004-01-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a chip type array electronic component in which the interval of a plurality of sets of upper surface electrodes can be kept constant even upon occurrence of positional shift when a side face electrode is formed, and generation of solder bridge between external electrode terminals can be suppressed at the time of mounting on a circuit board by soldering.  <P>SOLUTION: The chip type array electronic component comprises a substrate 11, a plurality of sets of upper surface electrode 13 formed on the upper surface of the substrate 11 oppositely thereto, resistors 14 being connected electrically with the plurality of sets of upper surface electrode 13, a protective film 15 formed to cover at least the resistors 14, a plurality of sets of rear surface electrode 12 formed on the rear surface of the substrate 11 oppositely thereto, and side face electrodes 16 formed on the side face of the substrate 11 to connect the plurality of sets of upper surface electrode 13 and the plurality of sets of rear surface electrode 12 electrically wherein the width of the side face electrode 16 is made thinner than those of the upper surface electrode 13 and the rear surface electrode 12.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005207980-A (JP)
Title: Apparatus and method for measuring excitation property of current transformer
Inventor: KATABAMI TSUTOMU
IPC: G01R15/18
Filed: 2004-01-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus and a method for measuring an excitation property of a current transformer, capable of managing the excitation property even in a live-wire state.  <P>SOLUTION: The apparatus for measuring the excitation property of the current transformer is equipped with an excitation property measuring circuit 40 which measures the excitation property; an AC power source 41 which applies or supplies the excitation property measuring circuit 40 with AC voltage or AC current; and a subtracting means 42 which performs subtractive operations. Furthermore, a first current measuring means 20 which detects a primary current value I<SB>1</SB>of the current transformer, is disposed on the primary side of the current transformer 10, and a second current measuring means 30 which detects a composite secondary current value Is composed of a secondary current value I<SB>2</SB>generated/affected by the primary current value I<SB>1</SB>of the current transformer and a current value I<SB>e2</SB>generated by the excitation property measuring circuit 40, is disposed on the secondary side of the current transformer 10. In the subtracting means 42, an excitation current value I<SB>e</SB>is obtained by subtracting the composite current value I<SB>s</SB>from the primary current value I<SB>1</SB>. The measuring method uses the apparatus for measuring the excitation property.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005215788-A (JP)
Title: Method and system for acquiring information for maintenance by rf tag
Inventor: KINOSHITA YUTAKA
IPC: G06K17/00
Filed: 2004-01-27
Abstract: <P>PROBLEM TO BE SOLVED: To prevent a loss of a memory storing information for maintenance of an object of maintenance, and an intrusion of a fluid into an enclosure of the object of maintenance, to take measures for radio wave interference by the object of maintenance, and allow lightening protection.  <P>SOLUTION: By disposing an IC memory 25 of an RF tag 20 as a memory device in an enclosure of a control instrument 10, its loss is prevented, and the enclosure is sealed by utilizing an antenna 21 of the RF tag 20. The antenna 21 is attached to the exterior of the enclosure so as to exchange radio waves with the exterior of the enclosure and is connected to the interior by a conducting wire insulated with the enclosure of which interior is sealed. Or a part of the metal enclosure is formed in a lid-like shape, and information for maintenance is exchanged by removing the metal lid, meeting the VCCI standard. Furthermore, by disposing an antenna 16 in correspondence 14 with an RE tag on the side of the control instrument 10, the RF tag 20 can be in the state where it is electrically insulated with a control circuit of the control instrument 10.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005217594-A (JP)
Title: Mobile communication terminal and call termination processing method thereof
Inventor: ETSUNO MASASHI
IPC: H04B7/26
Filed: 2004-01-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a mobile communication terminal capable of stopping transmission of a moving picture in the case of making a voice speech at the arrival of a videophone call.  <P>SOLUTION: A wireless section 1 makes transmission/reception to/from a base station (not shown). A control section 2 controls each section of a mobile communication terminal main body. An operation section 3 transmits a request and an instruction entered by a user to the control section 2. A display section 4 displays a signal from the control section 2. A camera 5 photographs a moving picture and a still picture, converts them into a digital signal, and transmits it to the control section 2. A sensor 6 senses the state of the mobile communication terminal 10 as to whether the terminal 10 approaches the ear of the user like an ordinary voice speech or the terminal 10 comes in front of the face for a videophone speech. A speaker 7 outputs a voice received by the wireless section 1 or a ringer tone and an alarm tone or the like. A microphone 8 picks up the voice, transduces it into an electric signal, and transmits the electric signal to the control section 2.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005214720-A (JP)
Title: Surface inspection device and surface inspection method
Inventor: SANO ATSUHIRO
IPC: G01B11/30
Filed: 2004-01-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a simple surface inspection device capable of specifying the type of the surface flaw of an object to be inspected.  <P>SOLUTION: The surface inspection device is equipped with light sources 10 and a light detector 11. The light sources 10 are provided on the plane crossing the surface 3a of the object 3 to be inspected and arranged in a semicircular state so that the angles to the surface 3a are respectively differentiated. The light detector 11 is provided so as to form a predetermined angle with respect to the plane on which the light sources 10 are arranged. The light sources 10 illuminate an inspection region 3b in a state that an illumination condition is changed and the light detector 11 detects a part of an irregular reflection component or a regular reflection component in illumination reflected light. A surface pattern is formed on the basis of the light detection data acquired at every illumination condition to be compared with a preliminarily recorded flaw pattern.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005042087-A (JP)
Title: Polyurethane foamed molded product and method for producing the same
Inventor: SUGIYAMA NAOTO
IPC: C08G18/48
Filed: 2004-01-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a polyuretane foamed molded product excellent in lightweight properties and together having suitable hardness and good durability as well, and to provide a method for producing the same.  <P>SOLUTION: This polyuretane foamed molded product is given by foaming a polyurethane foam stock solution containing (A) a polyisocyanate for supplying isocyanate groups and (B) a polyol for supplying hydroxy groups, wherein the polyol (B) for supplying the hydroxy groups has a viscosity of ≤2,400 mPa×s at a liquid temperature of 25°C.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005213557-A (JP)
Title: Electrical discharge surface treatment method and electrode for electrical discharge surface treatment, and method for manufacturing electrode
Inventor: AKIYOSHI MASAO
IPC: F02C7/00
Filed: 2004-01-29
Abstract: <P>PROBLEM TO BE SOLVED: To produce a nonconductive ceramic coating by electrical electrical discharge surface treatment.  <P>SOLUTION: An electrode having a layer of nonconductive ceramic powder deposited on the surface opposite to a work made of conductive metal is used to generate pulse discharge between the electrode and the work spaced at a specified distance in a working liquid and in air, so that a coating of the nonconductive ceramic powder is deposited on the work surface by the electrical discharge energy.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005214478-A (JP)
Title: Freezing drier with preliminarily freezing tank
Inventor: SHIBATA MASAHIRO
IPC: A23L3/44
Filed: 2004-01-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a freezing drier provided with a preliminarily freezing tank of compact and simple structure.  <P>SOLUTION: In this freezing drier, a first circulation passage 10 for a cooling solvent is provided with a branch part 30 to distribute the cooling solvent set in a liquid state by a capacitor 14. The branch passage 30 is provided with a third capillary tube 31 composing part of the branch passage 30 to reduce the pressure of the cooling solvent in the liquid state to flow, a preliminarily freezing tank 32 in which subject to be preliminarily frozen is contained, a peltier element 33 having a heat radiation surface on the cooling solvent side flowing in the branch passage 30, and a cooling surface on the side of the preliminarily freezing tank 32, and an evaporator 34 to heat-exchange with a heat radiation surface of the peltier element 33 by expansion-vaporizing the cooling solvent flowing in the third capillary tube 31.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005211327-A (JP)
Title: Hip joint stretch outfit
Inventor: FUKUOKA MASAKAZU
IPC: A63B22/08
Filed: 2004-01-29
Abstract: <P>PROBLEM TO BE SOLVED: To improve the utilization efficiency of the muscle by widening a hip joint movable range by utilizing nerve stretch reflex without applying a load on the muscle and simultaneously smoothening its movement.  <P>SOLUTION: When a user sits on a seat board 2A so as to clamp leg-opening levers 3R, 3L between left and right knees and performs opening/closing movement for opening/closing the legs by himself, the hip joints are stretched borrowing the energizing force of the leg-opening levers 3R, 3L to the leg-opening direction which provides the hardness to open. In order to be capable of performing opening/closing movement to contract the hip joint against the energizing force of the leg opening levers 3R, 3L in the leg closing direction which provides the easiness to close, leg-opening levers 3R, 3L which are in contact with the inner side of the thighs of left and right legs in the sitting posture, and energizes in the leg opening direction with the force which cannot forcibly push open the thighs are disposed on the lower face side of the seating board 2A.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005217248-A (JP)
Title: Semiconductor device
Inventor: HIRANO NAOHIKO
IPC: H01L23/48
Filed: 2004-01-30
Abstract: <P>PROBLEM TO BE SOLVED: To minimize the occurrence of leakage and short circuit in a metallic part which is exposed from a molding resin except a signal terminal and a heat dissipating surface of a heatsink in a semiconductor device which is formed by holding both sides of a semiconductor chip by a pair of heatsinks and is formed by molding by a resin almost entirely.  <P>SOLUTION: In the semiconductor device, a lower side heatsink 20 is provided on one surface side of a semiconductor chip 10, and an upper side heatsink 30 is provided on the other side surface side thereof; the semiconductor chip 10 and each of heatsinks 20, 30 are molded by a molding resin 80; and a metallic part 20a is exposed from the molding resin 80 except the signal terminals 21, 31, 60, and a heat dissipating surface of each of the heatsink bodies 20, 30. In the semiconductor device, the metallic part 20a is coated with a resin member 81 which is formed of a resin.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005216420-A (JP)
Title: Contents distributing apparatus
Inventor: TOMINAGA HIDEYOSHI
IPC: G11B27/10
Filed: 2004-01-30
Abstract: <P>PROBLEM TO BE SOLVED: To allow random access in arbitrary timing and at an arbitrary position to continuous data such as animation existing inside a cylinder storage when continuous data such as VOD are distributed simultaneously to a plurality of viewers, and to facilitate address control in the cylinder storage without requiring a buffer in the outside of the cylinder storage.  <P>SOLUTION: A data circulation type cylinder storage is utilized as a storage for distributing contents, contents looking and listening request from an external IO is received, an associative address of contents is received, and it is converted to an address in the cylinder storage and data are outputted. As the data are circulated in the cylinder storage, a head in the cylinder storage is selected in accordance with timing of data request, and the data are outputted in appropriate timing. Temporary stop of distributing contents is possible by providing a buffer for one track.  <P>COPYRIGHT: (C)2005,JPO&NCIPI