baber/WOPTO huggingface dataset:
Patent JP-2003207283-A (JP)
Title: Method and device for mixing molten metal
Inventor: YAMADA KATSUHIKO
IPC: B22D1/00
Filed: 2002-01-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and a device for effectively mixing molten metal, for the purpose of raising the reaction speed at low costs in a ladle- refining of the molten metal such as deoxidation, desulfurization, de-metallic inclusions, degasification, and reduction.  <P>SOLUTION: A spiral rotary magnetic field generator 10 is arranged coaxially with a center axis C of a cylindrical ladle 1 to induce downward or upward spiral flow 8 to the molten metal in the ladle, and an outer edge and a core part in the ladle form circulation flow 9 of an entire container in an upside- down direction. This circulation promotes movement of substances effectively from a non-reaction area of a lower layer to a reaction area of an upper layer. The spiral rotary magnetic field can be obtained by inclining a geometrical relationship between an iron core and a coil of components to the center axis from a perpendicular condition, so that one part of a rotational force is distributed to an axial thrust force.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003207680-A (JP)
Title: Fusion-splicing connecting machine for optical fiber
Inventor: KOBAYASHI MIKIO
IPC: G02B6/255
Filed: 2002-01-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fusion-splicing connecting machine which can securely connect optical fibers to each other by smoothly putting connection end surfaces of the optical fibers close to each other.  <P>SOLUTION: The connecting machine comprises a couple of discharge electrodes 30 which are arranged opposite each other across a gap, a chuck 40 which clamps the root sides of the optical fibers 10 between the discharge electrodes so that the connection end surfaces face each other and slides the connection end surfaces in approaching directions, and an optical fiber clamp 50 which holds the tip sides of the optical fibers 100. The tip of the optical fiber clamp 50 is formed of a cylindrical surface.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003073354-A (JP)
Title: FORM III CRYSTALLINE [R-(R*,R*)]-2-(4-FLUOROPHENYL)-beta,delta- DIHYDROXY-5-(1-METHYLETHYL)-3-PHENYL-4-[(PHENYLAMINO) CARBONYL]-1H-PYRROL-1-HEPTANOIC ACID HEMICALCIUM SALT (ATORVASTATIN)
Inventor: MCKENZIE ANN T
IPC: A61P43/00
Filed: 2002-01-17
Abstract: PROBLEM TO BE SOLVED: To provide the stable form of atorvastatin being a medicine for treating hyperlipemia and hypercholesterolemia. SOLUTION: This [R-(R*,R*)]-2-(4-fluorophenyl)-β,δ-dihydroxy-5-(1- methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrol-1-heptanoic acid (atorvastatin) hydrate in a new crystalline form called form III characterized by X-ray powder diffraction and/or NMR in a solid state, and the medicine composition comprising the compound are provided.
Patent JP-2003217189-A (JP)
Title: Manufacturing method of stamper for manufacturing optical recording medium
Inventor: MASUHARA SHIN
IPC: G11B7/26
Filed: 2002-01-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method of a stamper for manufacturing optical recording media by forming an oxide film providing an exfoliated face after electroplating without using a processing chemical so as to suppress increase in the surface roughness.  <P>SOLUTION: In manufacturing a stamper for manufacturing optical recording media used to transfer ruggedness on the surface of a medium base of an optical recording medium, a first stamper with ruggedness on the surface is formed, oxygen gas ions 33 are produced by plasma process using oxygen gases or oxygen gas ions 33 are produced by ultraviolet ray emission process under an oxygen atmosphere to form an oxide film on a rugged shape forming face of the first stamper (ST). Then a second stamper with a rugged shape along with the rugged shape of the first stamper is formed on an upper layer of the oxide film, and the first stamper is exfoliated at the boundary face between the second stamper and the oxide film. As required, similarly, a third stamper is formed from the second stamper as a stamper for forming a medium base of the optical recording medium.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003210312-A (JP)
Title: Lantern integrated with floating plate frame
Inventor: KADOKAWA HIROYUKI
IPC: A47G33/00
Filed: 2002-01-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lantern which is less bulky in spite of stacking and can be automatically manufactured.  <P>SOLUTION: An upper plate 2 extended by double folding the respective opposite edges of a lower plate 1 and a frame 3 extended across the upper plate 2 are disposed in a point symmetrical pair; the frame 3 is fixed by fitting a fitting piece 6 projected from the end of the lower edge of a connecting frame 5 extended across a mountain folding line to the other side edge of a base frame 4 into a groove 7 opened at the lower plate 1; a laying edge 9 disposed to project to the inner side in the region at the end on the inner side of an arm 8 area projected to the opposite side from one side of the upper plate 2 is laid and fixed to the lower edge of the connecting frame 5 of the other pair disposed in point symmetry to integrate the frame 3 and the floating plate 11, by which the manufacture of the lantern by automatically blanking the flat sheet is made possible and since the developed state is flat, the lantern is less bulky and can be stacked on each other.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003215643-A (JP)
Title: Method and device for image formation on image display medium
Inventor: IKEGAWA AKIHITO
IPC: G02F1/167
Filed: 2002-01-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and device which can perform image formation without using a discharge phenomenon and carry out the image formation at a low voltage as a method and device for image formation which form an image on an image display medium having a display layer changing in optical characteristics by electric field application.  <P>SOLUTION: Electric charges are injected into a float electrode Ef on a dielectric film 3 from an injection electrode Ei to form an electrostatic latent image corresponding to an image to be formed on the dielectric film 3. The dielectric film 3 where the electrostatic latent image is formed is put opposite the display medium MD1 and an electric field corresponding to the image to be formed is applied to the display layer DL1 of the medium MD1 with electrostatic latent image charges. The display layer DL1 includes a cell containing a dry type developer including two kinds of developing particles which are mutually different in color and charged to the mutually opposite polarities. When an electric field is applied to the developer, one of the two kinds of developing particles moves to an observation side and the other moves to the opposite side according to the direction of the electric field, thereby forming the image.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003211549-A (JP)
Title: Method and equipment for determining quality of junction of thermoplastic resin tube
Inventor: ISHIZUKA HITOSHI
IPC: B29C65/82
Filed: 2002-01-23
Abstract: <P>PROBLEM TO BE SOLVED: To properly determine the quality of a state of junction in a method wherein a joint being a short tube is disposed between tubes to be joined together.  <P>SOLUTION: There are provided a process wherein a tubular joint 3 is disposed between a first thermoplastic resin tube 1 and a second thermoplastic resin tube 2 to be joined together and, by rotating the tubular joint 3 around the tube axis in a state wherein the joining end faces of the tubes are brought into contact with each other, a frictional heat is generated in each joining end face, so that melting of each joining end face be started and continued, and a welding process wherein the joining end faces of the first and second thermoplastic resin tubes 1 and 2 are pressure-welded after the rotation of the tubular joint 3 is stopped and the joint 3 and each of the resin tubes 1 and 2 are welded together by the pressure welding. There is also provided a process wherein the amount of relative movement of the first resin tube 1 and the joint 3, the amount of relative movement of the second resin tube 2 and the joint 3 and a difference between these amounts of relative movement in the welding process are determined and it is judged whether these three values are within the ranges of preset reference values.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003217126-A (JP)
Title: Disk drive
Inventor: MINECHIKA SHIGEKAZU
IPC: G11B7/1263
Filed: 2002-01-23
Abstract: <P>PROBLEM TO BE SOLVED: To improve the reproduction performance.  <P>SOLUTION: The test write and the test read are performed with respect to a magneto-optical disk rotated by a ZCLV method, and an optimum reproducing laser power value (reference reproducing laser power value) 'Pt' at a linear velocity of 30 Mbps in the ZCLV method is obtained. Next, by multiplying the resultant value by the reference reproduction laser power value by using a relational expression between a power coefficient and the linear velocity, a linear velocity coefficient 'αx' becoming the optimum reproducing laser power value in the ZCAV method of the desired linear velocity (zone) 'Vx' is obtained. Then, the reference reproducing laser power value 'Pt' is multiplied by the linear velocity coefficient 'αx' to obtain the optimum reproducing laser power value in the ZCAV method in this zone.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003229603-A (JP)
Title: Double-sided emitting led package
Inventor: MIYASHITA SHINICHI
IPC: H01L25/075
Filed: 2002-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem that the number of LED packages is increased on account of directivity characteristics of lights in the present LED package.  <P>SOLUTION: Closed-end holes 3 are formed at four corners of a circuit board 2, and a reflecting cup 5 is formed in almost the central part, in such a manner that a surface and a back of the circuit board 2 become symmetrical. Electrode terminals 6 are formed in the holes 3. Electrode patterns 7a, 7b are so formed that the a plane of the circuit board 2 is divided into two parts containing the cup 5. An LED chip 4 is mounted on a bottom surface 5a of the cup 5 so as to bridge the patterns 7a, 7b. The cup 5 is filled with transparent resin or translucent resin 8 in which fluorescent agent is mixed. The surface and the back of the circuit board 2 are electrically isolated from each other, so that different kinds of desired LED chips can be mounted on the surface and the back. This double-sided emitting LED package 1 is arranged between an LCD and a key switch of a portable telephone set, thereby remarkably reducing the number of LED packages and realizing cost reduction. The wavelength is converted by the fluorescent agent and color tone can be changed.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003229277-A (JP)
Title: Material for light emitting element, light emitting element and light emitting device using the same
Inventor: MATSUO MIKIKO
IPC: C07F5/02
Filed: 2002-02-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a material for a light emitting element made of an organic compound having sufficient electron transporting property which hardly deteriorates the light emitting element, and to provide a light emitting element using the same.  <P>SOLUTION: The material for the light emitting element is a compound shown by the general formula (1). In the formula, R<SP>1</SP>and R<SP>2</SP>represent aryl group or heterocyclic group which may or may not have substituent, R<SP>3</SP>, R<SP>4</SP>, R<SP>5</SP>, R<SP>6</SP>represent substituent of which, at least one represents polycyclic condensed ring group or the same linked by the one group or atom chosen from vinyl group, ethynyl group, phenyl group, oxygen atom or sulfur atom, and M represents a central metal.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003226451-A (JP)
Title: Sheet winding device
Inventor: KATAOKA AKIRA
IPC: B65H19/26
Filed: 2002-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sheet winding device capable of shortening winding resuming preparation time for improving operation efficiency by facilitating treatment of a winding end part of a belt shaped sheet.  <P>SOLUTION: This sheet winding device is provided with a core supporting mechanism 2 winding the belt shaped sheet with a rotated core C and a touch roller 3 rotating with keeping contact with an outer circumference of a winding roll R formed out of the belt shaped sheet wound around the core C. Since the sheet winding device is provided with a sheet holding plate 23 provided in such a manner that the same can freely keep contact with and separate from the touch roller 3, and a sheet temporary retaining mechanism 21 capable of pressing the belt shaped sheet against an outer circumference surface of the touch roller in slightly upstream of a contact point of the touch roller 3 and the winding roll R for temporarily retaining the same and a cutting mechanism 22 cutting the belt shaped sheet retained on the touch roller 3 by a front edge part of the sheet holding plate 23 in a lateral direction in slightly downstream of a contact point of the winding roll R of the outer circumference surface of the touch roller, treatment of the winding end part of the belt shaped sheet is facilitated and winding resuming preparation time is shortened to improve operation efficiency.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003231545-A (JP)
Title: Replacement cap of vessel
Inventor: KIYOTA HOZUMI
IPC: B65D47/06
Filed: 2002-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a replacement cap of a vessel from which the liquid in the vessel can be drunk smoothly.  <P>SOLUTION: In the replacement cap of the vessel in which a cap body 2 is fitted to a mouth part 1a of the vessel in a replaceable manner, and the liquid in the vessel can be drunk through a tube 5 provided in the cap body 2, an air suction port 4 having a valve means 10 which is closed in a normal condition and opened when the pressure in the vessel 1 becomes negative to suck the outside air into the vessel 1 is provided in the cap body 2. When the pressure in the vessel 1 is negative, the valve means 10 is opened, and the outside air is sucked into the vessel 1, and the liquid in the vessel 1 can be smoothly drunk through the tube 5.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002311644-A (JP)
Title: Method for producing toner for developing electrostatic charge image
Inventor: JO USEI
IPC: G03G9/087
Filed: 2002-02-07
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing toner for developing an electrostatic charge image by which the shape control of toner particles in an aging stage is facilitated. SOLUTION: This method for producing the toner for developing the electrostatic charge image includes a flocculating stage for obtaining a particle flocculating body by flocculating particles while stirring dispersed liquid including at least polymer primary particles and colorant particles in a stirring tank, and the aging stage for fusing the particle flocculating body by holding the particle flocculating body at temperature >=10 deg.C higher than the glass transition temperature (Tg) of the polymer primary particles for a specified time. In the method, the concentration (C1) of a solid component in the flocculating stage is 10 to 40 wt.% and the concentration (C2) of a solid component in the aging stage is 0.3C1<=C2<=0.8C1.
Patent JP-2003234923-A (JP)
Title: Imaging device
Inventor: TAMADA KAZUMASA
IPC: H04N5/238
Filed: 2002-02-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide an imaging device that enables the user of the device to visually confirm the viewing angle of an image expanded by using an electronic zooming function.  <P>SOLUTION: This imaging device 10 which takes images is provided with a first optical section 150 which fetches the image of an object, an imaging element 160 which converts the image of the object fetched by means of the section 150 into image signals, and an enlarging section 170 which enlarges part of the image signals acquired by means of the element 160. This device 10 is also provided with an optical finder 34, which makes the light rays fetched from the outside refract or reflect and an optical control section 220 which controls the finder 34, based on the magnification information indicating the magnification, when the enlarging section 170 enlarges the image of the object.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003232361-A (JP)
Title: Ball bearing and retainer therefor
Inventor: HAMAMOTO MAGOZO
IPC: F16C33/38
Filed: 2002-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a low cost and high performance retainer for a ball bearing and the ball bearing by which improvement in built-in workability of retainer, improvement in lubricity, improvement in dimensional accuracy and the adoption of a less tough resin having high temperature rigidity can be carried out, and the cost lowering of a metal mold is promoted.  <P>SOLUTION: In the retainer 10 for the ball bearing provided with pockets in a plurality of places in a circumferential direction and the entirety is formed in an annulus state so as to retain a plurality of balls 85 rotatably, projections 13, 13 are provided on the upper portion of an opening side in an inner face 15 in the pocket.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003232904-A (JP)
Title: Optical film, method for manufacturing the same and liquid crystal display device
Inventor: AMINO ICHIRO
IPC: G02B5/00
Filed: 2002-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To develop an optical film having a light exiting means which efficiently changes the optical path of the incident light entering through the side face of a liquid crystal display panel to the viewing direction and which can form a thin and lightweight liquid crystal display device with easily visible display.  <P>SOLUTION: The optical film is made of a transparent film provided with a light exiting means comprising a plurality of recesses discontinuously distributed, each recess having a square opening on the film plane and having at least a square cross-sectional form, and the recess having a pair of inclined faces for changing the optical path inclined in the same direction with respect to the film plane. The method for manufacturing the optical film is carried out by irradiating a polymer film with laser light in an oblique direction to the film plane. The method for manufacturing the optical film is carried out by obtaining a mold from the above optical film as the master die by an electroforming method and using the obtained mold and a radiation-curing resin. The liquid crystal display device is equipped with the above optical film disposed in at least one side of a liquid crystal cell.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003243088-A (JP)
Title: Electric wire protective structure for connector connection portion
Inventor: MIYAMOTO SHINYA
IPC: H01R13/56
Filed: 2002-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To completely protect an electric wire with sheathing material to the root of a connector.  <P>SOLUTION: This protective structure has a structure which connects an electric wire terminal sheathed with a slit-less corrugate tube to a connector and prevents the electric wire from being exposed to the outside by abutting the front end surface of the corrugate tube against the connector. The corrugate tube is divided into a short corrugate tube and a long corrugate tube with the same diameter. The other end of the short corrugate tube is fixed to the electric wire using adhesive tape with one end of the short corrugate tube abutted against a terminal insertion side of the connector. With one end of the long corrugate tube abutted against the adhesive tape winding side end surface of the shorter corrugate tube, the other end of the long corrugate tube is fixed onto the electric wire with the adhesive tape.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002326817-A (JP)
Title: Oxide superconductor and its production method
Inventor: CHO ISAMU
IPC: C01G1/00
Filed: 2002-02-14
Abstract: PROBLEM TO BE SOLVED: To provide a Bi-based oxide superconductor having Bi 2212 structure whose superconductive property at 20 K is more excellent than the conventional one. SOLUTION: The subject conductor has Bi 2212 structure and its composition formula is Bi2-x Sr2 Ca1 Cu2+x O8+y . (however, 0.1<=x<=0.3 and 0.5<=y<=0.3) or Bi2+x Sr2-x Caz Cu2 O8+y . (however 0.1<=x<=0.3, 0.05<=y<=0.3 and 0.85<=z<=0.95).
Patent JP-2003243335-A (JP)
Title: Resist removing method and device thereof
Inventor: ABE HITOSHI
IPC: G03F7/42
Filed: 2002-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a resist removing method and a device which are capable of removing a resist on an organic film such as a Low-k film or the like in a short time without causing damage to the organic film.  <P>SOLUTION: This resist removing method comprises a first process of ashing a part of the resist formed on the organic low-permittivity interlayer insulating film, a second process of feeding ozone gas and pure water at the same time to ashing residues including solid materials which are produced by ashing and attached to the organic low-permittivity interlayer insulating film and a resist residue so as to turn the ashing residues water-soluble, and a third process of cleaning the ashing residues with pure water to remove. The resist moving device uses the above resist removing method.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003246458-A (JP)
Title: Vehicle allocation simulation system for agitator vehicle
Inventor: ISHIDA KENJI
IPC: G06Q50/00
Filed: 2002-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vehicle allocation simulation system for an agitator vehicle for supporting to easily prepare an appropriate vehicle allocation plan even by a person in charge of vehicle allocation who is not a veteran.  <P>SOLUTION: Ready-mixed concrete manufacturing capacity per unit time of a plant is inputted beforehand to a computer. The person in charge of vehicle allocation inputs the amount of shipment to each destination and its carry-in time to the computer in response to a shipment request from each destination. According to the inputted destination, the computer reads transfer time required for the agitator vehicle to move between the plant and each destination, and placing time required to place ready-mixed concrete at each destination from the past result data, and simulates the allocation of the agitator vehicle on the basis of various data.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003237266-A (JP)
Title: Card
Inventor: NISHIOKA TORU
IPC: B42D15/10
Filed: 2002-02-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a transparent card having a transparent card base material which can have a prescribed light transmission density defined by ISO, JIS or the like and can be identified by being irradiated with infrared rays with the use of a card identification device, etc. such as ATM.  <P>SOLUTION: The card is composed of a card base material comprising a transparent core sheet and a transparent over sheet laminated at least on one side of the core sheet or on its both sides. An infrared absorbent is added into the core sheet and/or the over sheet.  <P>COPYRIGHT: (C)2003,JPO