baber/WOPTO huggingface dataset:
Patent JP-2003334441-A (JP)
Title: Solid acid catalyst for esterifying carboxylic acid
Inventor: KANEDA KIYOOMI
IPC: C07C69/757
Filed: 2003-03-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a solid acid catalyst for esterifying a carboxylic acid which can easily esterify the carboxylic acid only by being added to the carboxylic acid and an alcohol and which can be repeatedly used after esterification, and to provide a method for high-yield heterogeneous esterification for the carboxylic acid using the catalyst.  <P>SOLUTION: The catalyst is such that a metal cation existing between layers of montmorillonite having a layer structure is exchanged into Ti<SP>4+</SP>. The method is such that the solid acid catalyst is separated by filtering after the catalyst is mixed and agitated with the carboxylic acid and the alcohol.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004281143-A (JP)
Title: Direct form dimethyl ether fuel cell system
Inventor: TSUTSUMI YASUYUKI
IPC: H01M8/10
Filed: 2003-03-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a direct form dimethyl ether fuel cell system in which the re-utilization of remaining dimethyl ether in an anode side can be facilitated by efficiently separating dimethyl ether exhausted from the anode side from carbon dioxide gas.  <P>SOLUTION: In this direct form dimethyl ether fuel cell system in which an anode and a cathode are installed with a proton conductive electrolyte between, and in which dimethyl ether is supplied as fuel to the anode side and oxygen or air is supplied to the cathode side, dimethyl ether exhausted from the anode side is liquefied, and the dimethyl ether solution is supplied from the supply port of the anode side.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004282336-A (JP)
Title: Private branch exchange
Inventor: HANDA TOMOHISA
IPC: H04Q3/58
Filed: 2003-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a private branch exchange capable of distinguishing incoming history to an extension group.  <P>SOLUTION: The private branch exchange is provided with: a caller's information detection means 15a for receiving caller's information informed of from a telephone line at incoming; a group incoming table 17b capable of allowing two or more extension numbers to correspond to an extension incoming group number; and an incoming group control means 18a for extracting an extension number made to correspond to the extension incoming group number from the group incoming table 17b when an incoming destination from the telephone line is the extension incoming group number, transmitting an incoming signal to respective extensions corresponding to the extension number and storing the caller's number received by the caller's information detection means 15a into a group incoming log table 17c.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004279188-A (JP)
Title: Absolute position detector
Inventor: HAYASHI TOMOO
IPC: G01D5/245
Filed: 2003-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To make precisely detectable the absolute position, even when the accumulated number of revolutions of a motor exceeds the maximum count number of a multi-revolution counter.  <P>SOLUTION: The remainder (M) of dividing the maximum count of the multi-revolution counter by the number of revolutions of the motor per one rotation of a mobile body is calculated. A correction count value is updated by adding/subtracting the remainder (M) to/from the initial value of the correction count value every time when the count number of the multi-revolution counter returns from the maximum number minus one to zero. When the count number of the multi-revolution counter returns from the maximum count number to zero, the correction count value is made as the initial value of the count number, and the absolute coordinates of the rotational position of the mobile body are calculated from the count number of a single-counter and the count number of the multi-counter after the correction.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004278161-A (JP)
Title: Cathode antifouling system
Inventor: MATSUMOTO TSUTOMU
IPC: E02B9/04
Filed: 2003-03-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cathode antifouling system which can prevent adhesion of aquatic organisms to a surface targeted for antifouling, by arranging a plurality of electrode plates on the surface without forming gaps therebetween in a manner having a possible smooth surface with little unevenness.  <P>SOLUTION: In implementation of the cathode antifouling system, side edges of the adjacent electrode plates 2 are superposed on each other, and then bonded to a wall surface 1a via an adhesive 4. According to the cathode antifouling system, the electrode plates each having a surface formed of an alkali-insoluble conductive material is set on the wall surface necessary for antifouling such as prevention of aquatic organism adhesion, and electrode members are set in the vicinity of the electrodes at respective locations that sink in water together with the electrodes, followed by energizing an interval between the electrode plates as cathodes and the electrode members as anodes via seawater, to thereby prevent adhesion of the aquatic organisms to the electrode plates by generating hydroxy ions (OH-) from the same. According to the system, the electrode plates are arranged in plurality, and the side edges of the adjacent electrode plates 2 are superposed on each other and bonded to the wall surface 1a via the adhesive 4.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004276092-A (JP)
Title: Injection device of die-casting machine
Inventor: TSUJI MAKOTO
IPC: B22D17/32
Filed: 2003-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide an injection device of a die-casting machine, a device having the capability to control in real time an injection speed and a casting pressure and also having an inexpensive and simple structure.  <P>SOLUTION: The injection device is equipped with: an injection cylinder 2 which has a built-in injection piston 5 connected to an injection plunger 63 and a built-in booster piston 6 arranged behind the injection piston 5; an accumulator 31 which supplies to the injection cylinder 2 a hydraulic oil required for the injection operation and the booster operation; a hydraulic circuit 20 which includes a servo valve 28 for controlling the injection and booster operations of the injection cylinder 2; and a hydraulic supply section 10 which is provided with an electric motor 14 as a driving source and connected to the hydraulic circuit 20, makes the injection piston 5 and the booster piston 6 retreat to a prescribed position after the injection operation of the injection cylinder 2 and supplies the hydraulic oil to the accumulator 31.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004287598-A (JP)
Title: Communication terminal with email function and email system
Inventor: MORI YASUHISA
IPC: H04N1/00
Filed: 2003-03-19
Abstract: <P>PROBLEM TO BE SOLVED: To prevent a user from forgetting to process emails, etc., by setting unprocessed emails on hold for storage, and reporting the presence of the emails on hold to the user.  <P>SOLUTION: The user can indicate that a desired email should be set on hold, by starting a hold indicating part 44. In cases where an important email among a plurality of received mails cannot be dealt with immediately, the email is set on hold. The email indicated to be on hold is stored in a hold folder 24 by a hold mail storage function 34. When the user displays a list of emails within a holder 21, the hold mail reporting function 40 is started to search for emails stored in the hold folder 24. When the email is stored in the hold folder 24, the presence of the email on hold is reported to the user.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004288768-A (JP)
Title: Method for manufacturing multilayer wiring substrate
Inventor: HATANAKA YASUMICHI
IPC: H01L21/60
Filed: 2003-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a multilayer wiring substrate with high reliability wherein bumps are joined there between firmly by adding heat and pressure bonding at a low temperature under the melting point of the bumps of the wiring substrate without being affected by an oxide layer on a bump surface, and voids are not generated in a thermosetting resin layer between the wiring substrates, in a method for manufacturing the multilayer wiring substrate wherein the wiring substrates are joined by bumps.  <P>SOLUTION: A bump electrode wherein an uppermost layer is an alloy layer whose main component is Sn and its lower layer is an alloy layer whose main component is In is formed on the surface of a first wiring substrate. The pad electrode of an alloy layer whose main component is Au on the surface of a second wiring substrate. A thermosetting resin layer is formed on a surface where the pad electrode is formed. The bump electrode and the pad electrode are mutually brought into contact with each other and stuck by pressure. Bonding is performed at a temperature which is at least an eutectic reaction temperature with the Sn-In alloy layer and lower than a melting point of the alloy layer whose main component is Au. A thermosetting resin layer is cured at a temperature lower than a melting point of an Sn-In-Au alloy layer formed in a bonding part of the bump electrode and the pad electrode.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004288267-A (JP)
Title: Semiconductor memory device
Inventor: INABA TSUTOMU
IPC: G11C16/02
Filed: 2003-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To write in a plurality of chips by the same write-in flow as writing in one chip when writing in a flash memory incorporating a plurality of chips are performed in parallel.  <P>SOLUTION: A semiconductor memory device in which a plurality of chips of a flash memory having a plurality of memory cells are incorporated is provided. The semiconductor memory device is provided with a write-in circuit in which each chip holds write-in data inputted continuously from the outside of the chip being divided to a plurality number of times and the write-in data is written in the memory cell, and a counter which counts the number of times of input of write-in data and gives a write-in indicating signal indicating input of write-in data to the write-in circuit from the outside of the chip in a period in which the specific number of times of input is counted. Also, the period of the specific input circuit is different for each chip.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004287148-A (JP)
Title: Accompaniment style data converting device and program for realizing accompaniment style data converting method
Inventor: KUBITA AKEMI
IPC: G10H1/00
Filed: 2003-03-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a device and a program for properly converting accompaniment style data having a different data format.  <P>SOLUTION: According to the contents of basic style reference information 22d of user accompaniment style data 22, respective pieces of style identification information of a plurality of pieces of simulation data are retrieved to detect simulation data 33 including corresponding style identification information, and a plurality of basic accompaniment parts (k) data 33b included in the data 33 are stored as they are in a storage area secured at a specified location in a RAM. The user accompaniment style data 22 include user rhythm part data 22c, so the data 22c in 1st format are converted to a 2nd format and then stored as data 22c' in a corresponding area in a converted data storage area. According to style identification information 22a of the user accompaniment style data 22, style identification information 22a' for the 2nd format is generated and stored in the converted data storage area.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004288513-A (JP)
Title: Switching device
Inventor: UEHIRA KIYOTAKA
IPC: H01H3/12
Filed: 2003-03-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a simplified switching device operating an operation button with improved reliability.  <P>SOLUTION: The switching device is constructed by making a locking part 16 arranged on a driving body 9, on which one end of a linking mechanism 4 is supported, hold the middle part of a linear shape-memory alloy 17, and both end parts of the linear shape-memory alloy are fixed to and held on a printed base board 13. As the both end parts of the linear shape-memory alloy 17 are fixed to and held on the printed base board 13, and an electric connection part is fixed, when the driving body 9 is made to operate by deformation of the linear shape-memory alloy 17 manifesting a shape-memory effect by the electric power supplied from a circuit, a damage due to the fatigue caused by the frequently repeated operation is not generated, and high reliability is obtained even when a repeated operation is frequently performed. As an additional component like a wire for conduction and a process of mounting the wire or the like are disused, the simplified switching device can be provided at low cost.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004285287-A (JP)
Title: Aqueous one-can type coating agent and coating method using the same
Inventor: HIGASHIKUBO ICHIRO
IPC: C09D5/02
Filed: 2003-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide an aqueous one-can type coating agent that has excellent storage stability and environmental safety, manifests the adhesion to the base material in a short time, shows good film appearance and causes little elution, and to provide a coating method having excellent workability.  <P>SOLUTION: A self-emulsifiable polyisocyanate that is derived from organic diisocyanate, substantially bears no isocyanurate group and includes allophanate groups more than 1 mmol/g is dispersed in water so that the isocyanate groups and water are reacted with each other, until the free isocyanate groups are substantially consumed out, to obtain the substantially free isocyanate group-free one-can type thermally hardenable resin emulsion. This coating agent is coated on the base material at a temperature lower than 100°C and then, the coated layers are thermally cured at 100-300°C.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004289062-A (JP)
Title: Imaging device
Inventor: MINAMI TOSHIJI
IPC: H04N5/335
Filed: 2003-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To make no condensation occur on the back or the like of a cover glass even when an air gap between an imaging plane of a solid-state imaging state and the cover glass is small.  <P>SOLUTION: In an imaging part 10A, a cover glass 12 is adhered to the imaging plane side of a CCD (charge coupled device) 11 with adhesives in a state of interposing a lead wire 14 (an adhering region B<SB>1</SB>), a slight hermetic air gap A<SB>G</SB>is formed on the side of the imaging plane of the CCD 11, and an outer periphery of this cover glass 12 is increased more than the CCD 11. On the other hand, in a circuit substrate 16, a recess 17 for accommodating the CCD 11 is formed and a peripheral part of the cover glass 12 is adhered to an upper surface of the circuit substrate 16 with the adhesives (an adhering region B<SB>2</SB>). Thus, the air gap A<SB>G</SB>is doubly closely adhered and its airtightness is enhanced and influences due to a temperature change are decreased.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004292832-A (JP)
Title: Method and unit for reduction of titanium tetrachloride
Inventor: YAMAMOTO SHINYA
IPC: C22B34/12
Filed: 2003-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and unit for reduction of titanium tetrachloride for tapping magnesium chloride automatically without manpower.  <P>SOLUTION: In the method for the reduction of titanium tetrachloride, the extraction of magnesium chloride is performed by the following steps (1) to (6) of: (1) constantly connecting, before the start of the first extraction of magnesium chloride, an outlet pipe 3 to a retort 1 from the start of the first magnesium chloride extraction to the completion of the last magnesium chloride extraction; (2) connecting the outlet side of the above outlet pipe to a magnesium chloride supply hole 4 of a ladle 2; (3) making "open" an opening and closing mechanism 5 provided on the outlet side of the outlet pipe; (4) pressurizing the inside of the retort with inert gas; (5) depressurizing the inside of the retort; and (6) making "closed" the above opening and closing mechanism. This process can be easily carried out by using the unit for the reduction of titanium tetrachloride.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004002755-A (JP)
Title: Polymeric luminous material and polymeric luminous element produced by using the same
Inventor: KOBAYASHI SATOSHI
IPC: C09K11/06
Filed: 2003-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a luminous material containing a triplet luminous complex structure in the molecule, forming a luminous layer by coating and giving a luminous element containing the luminous material in the luminous layer and having excellent luminous efficiency, etc.  <P>SOLUTION: The polymeric luminous material contains a metal complex structure emitting light from triplet excited state on the main chain, side chain or chain terminal and has a univalent substituent of formula X-Z on the main chain of the polymeric luminous material. In the formula, X is single bond or a bivalent conjugate group; Z is a group of formula (2); R<SB>1</SB>is an alkyl, an aryl, a bond to X or a univalent heterocyclic group; R<SB>2</SB>and R<SB>3</SB>are each independently a halogen atom, an alkyl, an alkoxy, a bond to X or a univalent heterocyclic group; one of R<SB>1</SB>, R<SB>2</SB>and R<SB>3</SB>forms a bond to X; and (a) and (b) are each independently an integer of 0-4.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004292215-A (JP)
Title: Optical glass, optical element using the optical glass, and optical apparatus using the optical element
Inventor: MIYAUCHI TARO
IPC: C03C3/097
Filed: 2003-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical member and an optical apparatus having excellent optical characteristics by using a graded index lens.  <P>SOLUTION: The composition of a base glass for the optical element contains boron oxide as an essential component, and thallium. Therefore, the base glass has a low melting temperature and is excellent in moldability, and a uniform glass body can be manufactured from the base glass. The graded index lens having a refractive index distribution required in the optical design, a large effective visual field, and excellent weatherability can be manufactured by bringing the glass body into contact with a molten salt of an alkali metal so as to exchange ions. Further, it is possible to supply the optical member and the optical apparatus having excellent optical characteristics by using the graded index lens.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004294758-A (JP)
Title: Optical unit and projection type image display unit using the same
Inventor: HIRATA KOJI
IPC: G03B21/00
Filed: 2003-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To solve a problem that it is difficult to make a projection lens small-sized since the back focus of the projection lens is large in an optical unit using a reflection type liquid crystal panel and a reflection type polarizing plate operating as a polarizing plate through diffraction.  <P>SOLUTION: An optical path from the reflection type liquid crystal panel to an auxiliary analyzer is formed in light-transmitting liquid of 1.2 to 1.9 refractive index. The projection lens can thus be made small-sized and consequently a projection type video display device can be made small-sized.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004293725-A (JP)
Title: Thrust bearing for motor, and motor using it
Inventor: KANEDA ARIHIRO
IPC: F16C17/04
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a thrust bearing excellent in abrasion resistance and moldability to realize high speed rotation performance and the long life of a motor and a motor using the thrust bearing material.  <P>SOLUTION: A thrust bearing for motor has at least a part which makes contact with a rotary shaft, and is formed of a polyether aromatic ketone resin composition containing 1-100 wt.pts a ceramic material to 100 wt.pts polyether aromatic ketone resin. After the polyether aromatic ketone resin composition is molten and extruded in a sheet-form state, the plate is stamped into a flat plate or molded into a curved plate during stamping. Thickness is 25-1,000 μm and stamping diameter is 0.5-20 mm in diameter.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004293008-A (JP)
Title: Modified cross-section conjugated fiber
Inventor: KAJIWARA KENTARO
IPC: D01F6/56
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a conjugated fiber in which the ultra fine fibers are readily dispersed in uniformity causing no fiber sticking, without bundle formation of ultrafine fiber that are caused in conventional conjugated fiber.  <P>SOLUTION: At least 2 or more kinds of resin components that comprises an elution component resin A, and a residual component B that is not eluted with the elution component A or lower soluble than the elution solvent component A are subjected to conjugated spinning to form modified cross-section conjugated fiber. In this case, the modified cross-section conjugated fiber has a ratio of the major axis to the minor axis in the outer contour of 2-50. Further, there are one or more of crevices from the minimal circumcircle of the fiber cross section toward the inside and the crevices have a depth of 50-500% to the minor axis of the outer contour of the fiber cross section.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004298258-A (JP)
Title: Slot machine
Inventor: IOKI SADAO
IPC: A63F5/04
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a slot machine capable of changing the profit given to a player in a big bonus (BB) game according to a result of the game (the number of games, the stopping/displaying mode, etc.) of a small hand game (in a normal game state) or a regular bonus (RB) game (in a specific game state) during the BB game (in a special game state).  <P>SOLUTION: The slot machine has a profit increasing means for increasing the profit given to the player based on the establishment of a prescribed condition during the BB game, for example, the attainment of a prescribed number of consecutive rounds of the small hand game.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004302039-A (JP)
Title: Audio signal processor
Inventor: INOUE HIDEO
IPC: G11B20/10
Filed: 2003-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide an audio signal processor in which adjustment of reproducing tempo is easily conducted with high precision even though varying width is wide to a certain extent in the case of performing the change of the reproducing tempoby by using slide volume.  <P>SOLUTION: The varying width of reproducing tempo of a CD11 is selected by the number of pressing downs of a tempo setting switch 102a, operating strokes of a reproducing tempo side which mainly uses a slide VR104 are increased by sliding in order to select either an up-tempo side or a down-tempo side within the varying width as main use and a set SW102c is pressed down. As a result, a standard tempo point is moved, the utilization range of the slide VR104 which is used for the selected tempo side is widened. In other words, the number of steps to be used for an AD converter is increased, the amount of adjustment per one step is practically reduced and delicate and accurate reproducing tempo adjustment is conducted.  <P>COPYRIGHT: (C)2005,JPO&NCIPI