baber/WOPTO huggingface dataset:
Patent JP-2003311154-A (JP)
Title: Exhaust gas purifying catalyst, exhaust gas purifier, and internal combustion engine using the catalyst
Inventor: KAMIKAWA MASAYUKI
IPC: F01N3/24
Filed: 2002-04-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide an exhaust gas purifying catalyst where pore diameters of a porous body, which is an absorbing agent, can suitably absorb various hydrocarbons different in molecular diameter discharged when engine starts, an exhaust gas purifier and internal combustion engine using the catalyst, and an exhaust purifying method.  <P>SOLUTION: The exhaust gas purifying catalyst gas a porous hydrocarbon absorbing material and a metal carried by the hydrocarbon absorbing material. In the molecular radius RHC of a hydrocarbon, the pore radius RZ of the hydrocarbon absorbing material having micropores of a diameter larger than the molecular diameter of the hydrocarbon, and the ion radius RM of the carried metal, R calculated by R=RM/(RZ-RHC) is 0.05-0.70.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003316038-A (JP)
Title: Electrophotographic photoreceptor and device and process cartridge using the same
Inventor: TAMURA HIROSHI
IPC: G03G5/10
Filed: 2002-04-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a photoreceptor having high sensitivity, decreased residual potential, favorable image quality, no decrease in the electrification property even for repeated use, excellent mechanical strength, high sensitivity, high image quality and high durability.  <P>SOLUTION: In the photoreceptor having a photosensitive layer formed on a conductive supporting body, a polystyrene resin binder is used in the photosensitive layer and a filler is incorporated into the outermost surface layer.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003318269-A (JP)
Title: Semiconductor device and method for manufacturing the same
Inventor: MORITA KIYOAKI
IPC: H01L21/02
Filed: 2002-04-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor device capable of improving the high reliability of an MIM capacitive element by improving the structure of the MIM capacitive element and the manufacturing process.  <P>SOLUTION: A leak guard 17 covering an upper layer electrode layer 10 is formed between the upper electrode 10 and a reflection preventing film 12 to prevent the formation of an area, where the upper electrode layer 10 is directly brought into contact with the reflection preventing film 12. As a result, it is possible to completely prevent the generation of leak currents generated between the upper electrode layer 10 and the reflection preventing film 12.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003314639-A (JP)
Title: Drive pulley for belt type continuously variable transmission
Inventor: KAGEYAMA MIKIO
IPC: F16H9/12
Filed: 2002-04-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a drive pulley for a belt type continuously variable transmission capable of enhancing the durability of a V-belt by preventing it from bending reversely without using any additional member such as an idler pulley.  <P>SOLUTION: The drive pulley for the belt type continuously variable transmission is configured so that the V-belt is set around the drive pulley and a follower pulley forming a V-groove with the width variable between a stationary flange and a moving flange capable of approaching and separating from the stationary flange, wherein the axes of the two flanges are inclined so that the groove width maximizes in the belt outgoing position on the drive pulley and that the belt angle of the V-belt becomes equal to the groove angle of the drive pulley in the belt intruding position on the drive pulley.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003317494-A (JP)
Title: Semiconductor memory device
Inventor: HAYASHI MITSUAKI
IPC: G11C17/18
Filed: 2002-04-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor memory device in which the number of memory cells per bit line is increased by dissolving a current of a bit line caused regularly by an off-leak current of a memory cell, enlarging of the scale of a memory cell array is realized, and chip area can be reduced.  <P>SOLUTION: This device is provided with a source line potential control circuit 10 making source potential of transistors M1(m, n), M2(m, n) constituting memory cells selected by a row selection signal ground potential, and making source potential of transistors constituting memory cells made to be non- selection by the row selection signal power source potential, and a leak current is dissolved by reducing potential difference between a source and a drain of the transistors constituting memory cells of non-selection.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003316728-A (JP)
Title: Data transfer control device, electronic equipment, and data transfer control method
Inventor: SAITO NOBUYUKI
IPC: G06F13/38
Filed: 2002-04-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a data transfer control device, electronic equipment, and a data transfer control method capable of reducing the processing load on a processing part during control transfer.  <P>SOLUTION: When transfer condition information is set and start of automatic control transfer is commanded, a transfer controller (host controller) automatically generates a transaction of a set-up stage to automatically transfer a packet of the set-up stage, then automatically generates a transaction of a data stage to automatically transfer a packet of the data stage when data to be transferred exists, and then automatically generates a transaction of a status stage to automatically transfer a packet of the status stage. Data of device request, total size of the transferred data, information of existence of the data stage, a transfer direction at the data stage, and a max packet size are set in a transfer condition resistor. A pipe region is secured in a packet buffer during an operation of a host of On-The-Go of USB (universal serial bus).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003322634-A (JP)
Title: NOx DECOMPOSITION ELECTRODE, AND NOx CONCENTRATION MEASURING APPARATUS
Inventor: NAKAGAKI KUNIHIKO
IPC: B01D53/32
Filed: 2002-04-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a reliable and long-life NOx decomposition electrode, and an NOx concentration measuring apparatus.  <P>SOLUTION: A detection electrode 42 comprises: a first cermet electrode layer 62 directly formed on a solid electrolyte 12d; and a second cermet electrode 64 formed on the first cermet electrode layer 62. In the first cermet electrode layer 62, the ratio of a Pt-Rh alloy to ZrO<SB>2</SB>is set to the Pt-R alloy : ceramic constituent = 20:80-50:50 in terms of a volume ratio. Conversely, in the second cermet electrode 64, the ratio of the Pt-Rh alloy to ZrO<SB>2</SB>is set to the Pt-Rh alloy : ceramic constituent = 60:40-50:50 in terms of the volume ratio. The occupying ratio of the Pt-Rh alloy in the first cermet electrode layer 62 is equal to ZrO<SB>2</SB>or is lager than ZrO<SB>2</SB>, so that the adhesion force between a solid electrolyte layer 12d and the first cermet electrode layer 62 is enforced, thus solving the problem of peel-off of the detection electrode 42 from the solid electrolyte layer 12d.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003014550-A (JP)
Title: Clean room temperature sensor apparatus
Inventor: PARK JAE CHAN
IPC: F24F11/02
Filed: 2002-04-30
Abstract: PROBLEM TO BE SOLVED: To provide a clean room temperature sensor apparatus. SOLUTION: The clean room temperature sensor apparatus is provided with a housing 30, a sheath pipe 40 that projects from the outer-periphery surface of the housing 30 while a vertical end is open, a lead wire protection pipe 50 that is located inside the sheath pipe 40, has a smaller outer diameter than the inner diameter of the sheath pipe 40, and projects from the outer-periphery surface of the housing 30, and a cylindrical temperature sensor 60 whose fixed end 62 is detachably connected to the vertical end of the lead wire protection pipe 50 inside the sheath pipe 40, allows a plurality of lead wires 66 withdrawn from the fixed end 62 to be extended into the housing 30 through the inside of the lead wire protection pipe 50, and whose temperature sensor element is exposed to the inside of a free end 64.  Since the temperature sensor element is present inside the sheath pipe 40 while being exposed to the atmosphere, the temperature sensor element can sensitively detect the change in the atmospheric temperature in a clean room, and can improve the temperature response characteristics of a clean room temperature control apparatus.
Patent JP-2003321900-A (JP)
Title: Sheath having exhaust port
Inventor: KIKUMORI YASUHIRO
IPC: E01D1/00
Filed: 2002-05-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sheath having an exhaust port, which minimizes stagna tion of air in the sheath at the time of charging grout in the same.  <P>SOLUTION: According to the structure of the sheath, projections (40) (40) for regulating the extent of fitting of the PC sheath into fitting cylinders (22) (22), are formed on an inner peripheral surface of a sheath main body (21) at locations between the exhaust port (30) and the respective fitting cylinders (22) (22). On this occasion, gaps (41) (41) are secured on an upper side of the sheath, for passing the grout therethrough. By virtue of the securement of the gaps, flow of the grout becomes smooth in the sheath, and therefore stagnation of air in the vicinity of the projections (40) (40) hardly occurs.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003320510-A (JP)
Title: Concrete product
Inventor: ENDOU YUKIO
IPC: E01D22/00
Filed: 2002-05-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a concrete product capable of restraining generation of a flaw on an outer surface.  <P>SOLUTION: The concrete product 11 is formed in a square plate shape by forming a reinforcing part 13 over the whole of a outer peripheral surface of a product main body 12 forming the square plate shape. The product main body 12 is formed of an ordinary concrete and the reinforcing part 13 is formed of a fiber concrete. The product main body is integrated with the reinforcing part 13 is improved in the impulse resistance in comparison with the product main body 12. When an impulse is applied to the reinforcing part 13 from outside, flaws are prevented from being generated on the outer surface and the reinforcing part 13 is prevented from being peeled off from the product main body 12 by the impulse. Then, flaws are prevented from being formed on the outer surface of the concrete product 11.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003322867-A (JP)
Title: Active matrix type liquid crystal display
Inventor: UMEDA HIROYUKI
IPC: G02F1/1343
Filed: 2002-05-08
Abstract: <P>PROBLEM TO BE SOLVED: To reduce uneven brightness to be generated on a display boundary part when the same pattern is displayed for a long time by an active matrix type liquid crystal display in a transverse electric field system.  <P>SOLUTION: The direction of bend deformation of liquid crystal orientation become the opposite directions between the adjacent pixels in the vicinity of a bend part of a pixel electrode because bend direction of pixel electrodes of adjacent pixels turn reverse directions. Consequently, the directions of flow in a liquid crystal to be induced by time change of the bend deformation become the opposite directions and cancelled out. Consequently, the flow of in the liquid crystal display inside a pattern display area is reduced and sharp change of flow states at the display boundary part is also reduced. Consequently, concentration change of ionic impurity is suppressed and the liquid crystal display with high image quality and wide visual field angle without generating the uneven brightness at the display boundary part even when the same pattern is displayed for a long time is obtained.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003324946-A (JP)
Title: Piezoelectric transformer drive circuit
Inventor: IWASAKI EIJI
IPC: H02M3/24
Filed: 2002-05-08
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem that, the electromagnetic transformer (or the coil) of a constituent of a conventional piezoelectric transformer drive circuit generates a heat if a wire size is not thickened and not increased in size, resulting in remarkably deteriorating an efficiency, and reducing in thickness and size as a portable apparatus.  <P>SOLUTION: By paying attention to that the AC adapter voltage of the portable apparatus is higher than the voltage of a battery, a voltage limiter circuit is disposed at a front stage, driven without power loss at a battery drive time, or an instantaneous current increase is suppressed at an AC adapter drive time. Thus, a low-cost small-sized and low height piezoelectric transformer drive circuit is provided.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003332197-A (JP)
Title: Baking device for manufacturing photomask
Inventor: YAMAMOTO KAZUAKI
IPC: G03F1/82
Filed: 2002-05-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a PEB treatment method and a device, which are capable of carrying out a treatment with high reproducibility of temperature rise characteristics and especially carrying out the treatment stably for a long term.  <P>SOLUTION: The baking method carries out baking with the prescribed temperature rise characteristics for a substrate that is to be baked and used for manufacturing a photomask, one or more dummy substrates other than normal substrates are prepared for cycle seasoning, and the dummy substrates are continuously treated at a prescribed period while the normal substrates are kept on standby for baking.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004000320-A (JP)
Title: Game machine and control program therefor
Inventor: SAKAMOTO YASUSHI
IPC: A63F5/04
Filed: 2002-05-09
Abstract: <P>PROBLEM TO BE SOLVED: To raise a sense of expectation of a player and his/her speculative spirit by determining a mode of useful information for being offered to the player, in accordance with the number, kinds or arrangement of special patterns.  <P>SOLUTION: A control program comprises: a step for variably displaying a plurality of kinds of patterns in a plurality of areas; a step for performing an internal lottery; a step for stopping and displaying the variably displayed patterns in the respective areas in accordance with the result of the internal lottery by making the stopping operation of the player serve as a springboard; a step for detecting the number, kinds or arrangement of the special patterns in the areas, when the special patterns are stopped and displayed in the areas; and a step for determining the mode of the useful information for being offered to the player, in accordance with the number, kinds or arrangement of the detected special patterns.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003333342-A (JP)
Title: Image compression apparatus
Inventor: OMURA HIROSHI
IPC: H04N19/46
Filed: 2002-05-13
Abstract: <P>PROBLEM TO BE SOLVED: To enhance the compression rate of medium tone image data by compressing the medium tone image data produced by a pseudo medium tone generating means having a periodic feature on the basis of the periodicity.  <P>SOLUTION: The pseudo medium tone generating means informs a data compression means for the medium tone image data about the periodicity peculiar to the generating means. The data compression means for the medium tone image data utilizes the size of a reference rectangle of the period informed by the pseudo medium tone generating means to realize efficient compression.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003331903-A (JP)
Title: Electrolytic solution circulation type storage battery system
Inventor: NISHIHATA KOSUKE
IPC: H01M8/18
Filed: 2002-05-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrolytic solution circulation type storage battery which can be effectively and economically mounted to a building or the like.  <P>SOLUTION: The electrolytic solution circulation type storage battery system S comprises an electrolytic solution circulation type storage battery 10, an electrolytic solution storing part 20 capable of storing the electrolytic solution of the electrolytic solution circulation type storage battery 10, and a storage pipe 21 in which, the electrolytic solution can be stored.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003344004-A (JP)
Title: Dial gauge
Inventor: MATSUMIYA SADAYUKI
IPC: G01B7/00
Filed: 2002-05-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dial gauge capable of readily being manufactured, improved in the precision of measurement, and prolongated in service life.   <P>SOLUTION: A case body 11 and a bearing body 112 bearing a spindle 12 freely slidable in the axial direction of a spindle 12 are integrally formed with a synthetic resin containing a carbon nano fiber. Low cost can be attained, because of the reduced number of parts and a simplified process. The precision of measurement is improved and the service life is prolongated, because of an enhanced rigidity, a small coefficient of linear expansion, a good slidability, and an improved attrition resistance.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003341527-A (JP)
Title: Steering device for vehicle, and manufacturing method
Inventor: TOMARU MASANORI
IPC: B62D1/18
Filed: 2002-05-27
Abstract: <P>PROBLEM TO BE SOLVED: To significantly heighten a holding force of a steering column to a car body by improving face rigidity (bend rigidity) at a swollen part integrated with the steering column, and making the column itself highly rigid.   <P>SOLUTION: When a swollen part 7 is integrated with a steering column 1, the swollen part 7 is formed at portions to be peripheral edges of elongate holes 8, 8 for adjusting a column position with a portion of a flange 20 (flare) remained. The elongate holes 8, 8 for adjusting the column position are formed with the flange 20 (flare) remained. Accordingly, because the flange 20 (flare) is formed on the peripheral edges of the elongate holes 8, 8 for adjusting the column position, face rigidity (bend rigidity) of the swollen part 7 can be significantly improved by heightening a cross section coefficient of the swollen part 7 integrated with the steering column 1.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003340395-A (JP)
Title: Waste treatment method
Inventor: MATSUNAGA MASAHIRO
IPC: F23G5/12
Filed: 2002-05-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a waste treatment method for enhancing treatment efficiency by improving the heat conductivity of a material to be treated as a heating system of waste using an oxygen/hydrogen fuel which is clean, reduced in the generation of an exhaust gas, and having good heat efficiency capable of obtaining a high temperature.   <P>SOLUTION: In the waste treatment method, a waste raw material is preliminarily molded under pressure to be heat-treated when waste is melted or incinerated using the oxygen/hydrogen fuel as the main or auxiliary fuel of a heating burner.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003341367-A (JP)
Title: Sunroof deflector
Inventor: ARAKI TOSHIKAZU
IPC: B60J7/22
Filed: 2002-05-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sunroof deflector controllable in height for effectively suppressing a wind throb and wind noise and reduced in part cost.   <P>SOLUTION: A deflector body 20 projecting from the upper surface of a roof 12 is changed in height by the urging force of a coil spring 36 and wind pressure applied to the wind-catching part 28 of the deflector body 20. For example, when the speed of a vehicle is less than 60 km/h, at which the wind throb occurs in a windless state, the deflector body 20 is held at a highest position, but when the vehicle speed is increased, it is lowered by the downward component of wind pressure increased therewith. In addition, dampers 24 can attenuate the minute vertical vibration of the deflector body 20 caused by the wind pressure.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003346718-A (JP)
Title: Fluorescent lamp and lightbulb
Inventor: MARUYAMA TOSHITAKA
IPC: H01J9/22
Filed: 2002-05-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lamp having symbol or letter for indication hardly fainted by abrasion, not influencing the degree of vacuum of the lamp.   <P>SOLUTION: A symbol, letters, and a pattern are made to appear by removing a phosphor or a diffusion film applied to the inner surface of the lamp glass tube, by irradiating a laser beam through the glass tube of the lamp.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003342872-A (JP)
Title: Functional material containing radioactive mineral and method for producing the same
Inventor: SUGIYAMA KIMIHISA
IPC: B01J20/24
Filed: 2002-05-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a functional material having excellent efficiency for the adsorption and removal of harmful materials, or the like, and furthermore actively acting on the object to contribute to the health promotion of organism, the preservation of vegetables and fruits and the improvement of the taste and flavor of foods.   <P>SOLUTION: The functional material contains a hydrophilic polymer, an inorganic porous material and a radio-active mineral.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003348414-A (JP)
Title: Apparatus with monitor
Inventor: IZUMI KENJI
IPC: H04N5/225
Filed: 2002-05-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus with a monitor for allowing a hood to track a monitor of the monitor placed to a digital camera main body in a manner that the monitor can be turned and jumped out of the main body.   <P>SOLUTION: In the digital camera provided with: the monitor 2 placed to the digital camera main body 1 in a tilted and jumping out enabled manner; and the hood 3 for the monitor 2, a base end of the monitor 2 is turnably supported by the digital camera main body 1, the hood 3 is fitted to the monitor itself in a manner that the hood 3 can be jumped outward by being skidded or turned with respect to the monitor, a containing space 10 of the hood 3 is formed in the digital camera main body 1, and when the monitor 2 is in a contained state, the containing space 10 can contain the hood 3. Even when the monitor 2 is kept contained or jumped out, the hood can be used in a state of being jumped out of the monitor 2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003341554-A (JP)
Title: Hydrogen exhaust duct for fuel cell automobile
Inventor: HATTORI HIROYUKI
IPC: B60K13/02
Filed: 2002-05-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a hydrogen exhaust duct for a fuel cell automobile, capable of naturally ventilating by discharging hydrogen remaining under the hood, and preventing the entry of rain water and cleaning water to the engine compartment.   <P>SOLUTION: The hydrogen exhaust duct 30 is provided with a cylindrical element 45 leading gas into a first chamber 41 in the first chamber 41. A first gas discharge hole 37 is bored on an upper part of a first partition wall 36, and a second gas discharging hole 39 is bored on an upper part of a second partition wall 38 so as not to superimpose on the first gas discharging hole 37. A discharging portion 48 discharging gas from the second gas discharging hole 29 to the outside is bored on a wall of a third chamber 43. The bottoms of a second chamber 42 and the third chamber 43 are made to be a tilting bottom 51 tilting so as to descend from the second chamber 42 to the third chamber 43. Right and left discharging gutters 52, 52 are faced to a draing groove 23 of a cowl top 20.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003315478-A (JP)
Title: Method for correcting time of built-in clock part of cellular phone having internet connection function
Inventor: IMOTO HIDEFUMI
IPC: G04G5/00
Filed: 2002-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To achieve the reliability of a built-in clock part by easily and accurately correcting time of the built-in clock part of a cellular phone.  <P>SOLUTION: In the cellular phone having an Internet connection function, time of the built-in clock part of the cellular phone is corrected by acquiring time information from an NTP (Network Time Protocol) server which provides time information service over the Internet.  <P>COPYRIGHT: (C)2004,JPO