baber/WOPTO huggingface dataset:
Patent JP-2004165227-A (JP)
Title: Method of manufacturing group iii nitride compound semiconductor element
Inventor: HASHIMURA MASAKI
IPC: B23K26/364
Filed: 2002-11-08
Abstract: <P>PROBLEM TO BE SOLVED: To enable the periphery of a divided LED device to be less melted by laser rays.  <P>SOLUTION: Figure (a) is the cross section of a substrate S where dividing grooves L formed into dashed lines are provided by a laser scan. The dashed line-like dividing grooves L each have a length of l<SB>L</SB>, are arranged at an interval of l<SB>int</SB>, and trapezoidal in cross section. The dashed line-like dividing grooves L are formed through such a manner where a laser beam is made to scan dividing lines as the substrate S is moved at a constant speed, and the ratio of a laser irradiation time to a stopping time is set at l<SB>L</SB>:l<SB>int</SB>. In Figure (a), the scanning direction of a laser beam is indicated by an arrow. The cross section of the dividing groove L in the irradiation direction of a laser beam may be a rectangle as shown in Figure (b) or an acute triangle as shown in Figure (c). The ratio l<SB>L</SB>:l<SB>int</SB>is set at 1:8 to 1:1. As shown in Figure (d), two of the dashed line-like dividing grooves L may be provided on each of dividing lines surrounding the four sides of the LED device, or as shown in Figure (e), two of the dividing grooves L may be provided on the dividing lines at each corner of the LED device so as to make a cross.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004165315-A (JP)
Title: Heating unit for processing equipment for exhaust gas containing nox or nh3
Inventor: HASHIKURA MANABU
IPC: B01D53/94
Filed: 2002-11-12
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the size and energy consumption of the whole of processing equipment by reducing the size and making rapid heating-up possible in a heating unit used in the processing equipment for processing an exhaust gas containing NOx or NH<SB>3</SB>which is exhausted during manufacturing processes of a semiconductor device.  <P>SOLUTION: The heating unit is used for the exhaust gas processing equipment which exclusively deals with NOx or NH<SB>3</SB>contained in the exhaust gas from the semiconductor manufacturing processes, and which comprises a pre-heating section for pre-heating the exhaust gas and/or dilution gas to be mixed into the exhaust gas; a mixing section 11 for mixing the pre-heated dilution gas and the exhaust gas; and a reaction section 15 for bringing the diluted exhaust gas into contact with a catalytic agent to eliminate NOx or NH<SB>3</SB>. In the heating unit 12, that is, the pre-heating section, a zigzag flow channel for the exhaust gas or the dilution gas is formed by a plurality of flat ceramic heaters arranged like alternate stairs or a heater unit 20 made by combining a plurality of ceramic heaters.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004165407-A (JP)
Title: Process controller and control panel equipped therewith
Inventor: FUKAYA YOSHINOBU
IPC: H05K7/14
Filed: 2002-11-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a process controller wherein the number of parts is small and assembling workability is superior.  <P>SOLUTION: The process controller is provided with a base plate 10 wherein a fastener 12 and a supporting body 13 are erected at a specified position on the surface thereof, a thin and long printed circuit board 20 provided on the base plate 10, and a terminal block 21 and a connector 22 that are arranged in series in the lengthwise direction of the printed circuit board 20. The base plate 10 is provided with an erecting part 11 at least at a part of one side edge thereof, and the end on one side of the printed circuit board 20 is engaged with an engaging hole 11a formed in the erecting part 11. The end of the other side thereof is fitted to the faster 12 in freely attachable and detachable manner, and the printed circuit board 20 is supported between both ends by the supporting body 13.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004165539-A (JP)
Title: Inductor
Inventor: SHIMIZU HIROSHI
IPC: H01F27/29
Filed: 2002-11-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inductor which is easily made small-sized by solving a problem in which the inductor is hardly made small-sized because of a space necessary in a molding to weld a lead part and an electrode and a problem in which a molding part at the periphery of an electrode which is led out possibly cracks.  <P>SOLUTION: The inductor is equipped with an insulating molding 10 formed by mixing a binder with magnetic powder and pressing them, a coil 20 having a coil part 21 buried in the molding 10 and a lead part 22 led out of the molding 10, and electrodes 30 made of metal plates fitted to both ends of the molding 10. The Lead part 22 led out to the opposite flank of the molding 10 is bent along the flank of the molding and the electrodes 30 are bonded to the molding 10 and lead part 22 with a conductive adhesive 40.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004171616-A (JP)
Title: Optical disk unit
Inventor: MORIMURA JUNICHI
IPC: G11B7/005
Filed: 2002-11-18
Abstract: <P>PROBLEM TO BE SOLVED: To set a rewritable recording medium to a perfect reproducible state in its initial process even if it is the medium wherein a rewritable area and an embossing area coexist.  <P>SOLUTION: A disk reproduction device for reproducing the rewritable optical disk has a pickup 3 for optically reproducing a signal from the rewritable optical disk, a means (ST1) for discriminating the class of the rewritable disk on the basis of the signal reproduced by this pickup, and means (ST4∼ST8) for adjusting the reproduced signal on the basis of a parameter in accordance with the class of the rewritable disk discriminated by the discriminating means.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004172884-A (JP)
Title: Antenna amplifier and reception system
Inventor: HASHIMOTO KOICHI
IPC: H04B7/08
Filed: 2002-11-19
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the number of signal lines between a reception main body side including a tuner and an antenna amplifier and to facilitate the wiring work of a signal line group when a common antenna is used.  <P>SOLUTION: The antenna amplifier 10A is provided with a switch 3 which is connected to the common antenna 2 and changes over a switch 4 side output and an FM filter 5 side output, a switch 4 which is connected to an antenna 1 and the switch 3, changes over a reception signal from the antenna 1 and an output signal from the switch 2 and outputs it to a TV filter 6 side, and a diversity signal detection circuit 12 monitoring a diversity switch signal S2 with respect to a TV signal inputted from the tuner 20 and changes over the switch 3 to a switch 4 side by interlocking it to a case when the diversity switch signal S2 is detected.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004166953-A (JP)
Title: Production method for dental root canal treating appliance
Inventor: MATSUTANI KANJI
IPC: A61C5/02
Filed: 2002-11-20
Abstract: <P>PROBLEM TO BE SOLVED: To improve precision without greatly increasing a cost when manufacturing a dental root canal treating appliance having a working part tapered toward the tip and represented by a file and a reamer.  <P>SOLUTION: This manufacturing method for manufacturing the dental root canal treating appliance (the file A) having the working part tapered toward the tip is as follows. A material 10 ground into a prescribed cross section is twisted, its tip 4 is ground by a grinding wheel 21 to be worked into the tapered work part 2 and the work part 2 is retained in a tapered state by a measuring element 31 comprising a fixing element 31a and a moving element 31b, which are disposed along the tapered face of the work part, and measured its diameter. The tip part is ground again based on the measured value and finished into a prescribed diameter corresponding to a preset size.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004172955-A (JP)
Title: Microphone supporter
Inventor: KONDO KAZUHISA
IPC: F16M11/14
Filed: 2002-11-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a microphone supporter without the disconnection by twisting of a microphone cord even while using a free ball, which prevents a microphone from being turned to a loud speaker side due to imprudent handling so as to prevent a howling phenomenon.  <P>SOLUTION: A control groove 520 for controlling the rotation angle at which the free ball 50 is rotated with the axis of a pipe insertion hole 510 as a center is provided between the free ball 50 and a mount part 70 and control is performed so as to turn the orientation axis L of the microphone to a prescribed amplitude with a speaker side as the center.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004168613-A (JP)
Title: Manufacturing method of rare earth silicate single crystal ingot, and rare earth silicate single crystal ingot obtained thereby
Inventor: KURASHIGE KAZUHISA
IPC: C30B29/34
Filed: 2002-11-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method of a rare earth silicate single crystal ingot capable of solving the drawback such as loss of emission and loss in processing, and the rare earth silicate single crystal ingot obtained by the method.  <P>SOLUTION: In this method, a ring made of the same material with a crucible is set on the upper end of the crucible, and the location of a work coil relative to the crucible is varied during pulling and cooling of the cone part of the crystal, in the manufacturing method of a rare earth silicate single crystal ingot by Czochralski process by radio-frequency induction heating.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004178184-A (JP)
Title: Object retrieval device (reconfiguration of retrieval expression)
Inventor: OKAZAKI MASARU
IPC: G06F17/30
Filed: 2002-11-26
Abstract: <P>PROBLEM TO BE SOLVED: To easily perform retrieval, when an intended object cannot be picked up even by a retrieval with input of a retrieval expression, by not inputting a retrieval expression devised by oneself but using related information.  <P>SOLUTION: This device comprises a means for tabulating the attributes possessed by a retrieval result (object) performed first, and creating a new retrieval condition from those having a high common degree of the attributes possessed by the retrieval result. This device further has a means for making a user select the attribute that forms the retrieval condition, and a means for constituting the retrieval condition by using it.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004176686-A (JP)
Title: Valve timing control device of engine
Inventor: ESUMI KEITARO
IPC: F02B31/02
Filed: 2002-11-29
Abstract: <P>PROBLEM TO BE SOLVED: To prevent deterioration in combustion stability by controlling a valve timing.  <P>SOLUTION: A control unit 20 sets a target valve timings of a suction valve 7 and an exhaust valve 8 respectively based on an operation state of the engine 1, and controls a suction side valve timing variable mechanism 13 and an exhaust side valve timing variable mechanism 14 so as to realize the target valve timings. The control units 20 determines whether or not combustion deterioration occurs based on the target valve timings or an overlap period of the suction valve 7 and the exhaust valve 8 determined by the target valve timings. When the control units 20 determines that the combustion deterioration occurs, an induction swirl is generated in a swirl control valve 11 which generates the induction swirl inside a combustion chamber 4 of the engine 1.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004186812-A (JP)
Title: Av communication control integrated circuit and av communication control program
Inventor: SAITO TAKESHI
IPC: G06F21/10
Filed: 2002-11-29
Abstract: <P>PROBLEM TO BE SOLVED: To process AV data and the copyright protection suited to the type of mounted apparatus and the use of interfaces.  <P>SOLUTION: The AV communication system comprises a radio AV transmitter for wirelessly transmitting AV data, and a radio AV receiver for receiving the AV data from the radio AV transmitter over a radio network. A radio LAN-LSI 4 in the radio AV apparatus wirelessly transmits AV data fed over an AV streaming signal line after processing the copyright protection thereof. The radio AV transmitter 1 contains a radio LAN-LSI 4 for wirelessly transmitting AV data fed over a general-purposed bus, as they are. Either the radio AV transmitter 1 having a signal line for AV only or that having a general-purposed bus may utilize the same radio LAN-LSI 4. This eliminates the need to develop separate LSIs therefor, thereby reducing the developing cost of the LSI.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004146326-A (JP)
Title: Inverter circuit device
Inventor: HIROSE HIROYUKI
IPC: H05B41/24
Filed: 2002-10-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a device wherein a circuit in which the lamp current is not affected by the input voltage is constituted and deterioration of the brightness of the lamp due to input voltage fluctuations is not brought about, and wherein more inexpensive and smaller-sized components can be used.  <P>SOLUTION: A tuning circuit in which the resistance value varies by the input voltage is provided in parallel with a frequency setting resistor, and at the time of a low input voltage, the combined resistance value of the frequency setting resistor and the tuning circuit is increased and the frequency is decreased, thereby the lamp current is increased. In a high input voltage, the combined resistance value is decreased as opposed to the case of the low input voltage and the frequency is increased, thereby the lamp current is decreased. By these arrangement, the lamp current can be kept constant regardless of the input voltage.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004184670-A (JP)
Title: Liquid crystal display element
Inventor: YOSHIMOTO SHIGEYO
IPC: G02F1/1335
Filed: 2002-12-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a liquid crystal (LC) display element which is an LC display element using a cholesteric LC, is excellent in bistability, is driven with a voltage lower than that for a polymer stabilized LC display element and displays a bright picture excellent in visibility and with which excellent white color purity and brightness characteristics are obtained when black and white picture is displayed by utilizing a black background color.  <P>SOLUTION: In the LC display element LCD1, in which at least a substrate 11 disposed on the observer of the element side is translucent and which has a pair of the substrates 11, 12 with transparent electrodes 21, 22 formed on mutually opposing surfaces thereof and an LC layer 5 containing the cholesteric LC interposed between the substrates, the substrate 12 placed on the side opposite to the observer of the element side is black colored, the thickness d (nm) of at least the transparent electrode 21 on the observer of the element side substrate 11 is less than 80 nm. In the case the LC layer 5 is in a focal conic state, reflectance (%) of the element, represented by a function f<SB>1</SB>(λ) of a wavelength λ (nm), is maximum at a wavelength λ<SB>t</SB>(nm) satisfying an inequality 360 (nm)≤λ<SB>t</SB><λ<SB>p</SB>with respect to a selective reflection wavelength λ<SB>p</SB>(nm) for a planar state of the LC layer and further a reflection peak satisfying an inequality f<SB>1</SB>(λ<SB>t</SB>)>f<SB>1</SB>(λ<SB>p</SB>) exists in the focal conic state.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004186498-A (JP)
Title: Working simulation system of grinding device, working simulation method of the grinding device, and working simulation program of the grinding device
Inventor: ISHIDA HIRONAGA
IPC: G06F19/00
Filed: 2002-12-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a working simulation system of a grinding device and its simulation method for grinding a work such as a glass of optical components or a semiconductor silicon wafer with the super-precision, wherein an optimum working condition of the work does not depend on a skilled level of an operator and the number of works to be ground is reduced to easily obtain in a short time.  <P>SOLUTION: Parameters α, n for obtaining the quantity of grinding a work 42 are acquired by an arithmetic process in accordance with two actual working data of a temporal change of a grinding resistance and a relationship between a cutting speed and the grinding resistance. The work 42 is divided into cells 95, so that the quantity of grinding of only the cell 95 coming into contact with grinding operation planes 34a, 34b is acquired by an arithmetic means, and a condition of the grinding working plane of the work 42 is simulated from the quantity of grinding.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004184936-A (JP)
Title: Display device
Inventor: INOUE MASARU
IPC: G09G3/30
Filed: 2002-12-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a display device in which sufficient visibility of symbols is secured even though a display section to which no symbol direct is applied is used and the ability to manufacture and the ability to be used for general purposes are enhanced.  <P>SOLUTION: The device is provided with a display section in which regions 12 to 12 on the display surfaces are divided into at least longitudinal 140 x lateral 140 dot matrix manner, a control means which assigns a specified symbol pattern to every region so that specified symbols are displayed on the display section, and an optical means which emits light beams and displays the pattern that is assigned to each region by irradiating each region of the display section with the light beams.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004191456-A (JP)
Title: Key mechanism of wind instrument
Inventor: HARA SHOJI
IPC: G10D7/06
Filed: 2002-12-09
Abstract: <P>PROBLEM TO BE SOLVED: To simply manufacture a wind instrument having good outer appearance and to maintain the condition of a shaft member for a long time.  <P>SOLUTION: A key mechanism 14 of a wooden wind instrument consists of a pair of key posts 16 and 16 mounted on a wind instrument 13, a key bar 18 which is located between the key posts 16 and 16, a key 19 which is extended from the middle of the bar 18 to a sound hole 11 and mounting members 21 which are used to mount the bar 18 to the key posts 16 so as to be rotatable and 16. The member 21 consists of a pivot screw 34 which is screwed into a screw hole 26 to support the bar 18 in a freely rotative manner and a stopper 35 which is screwed into the hole 26 from the outside of the screw 34 to limit looseness of the screw 34.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004189532-A (JP)
Title: Stable liquid organic fertilizer having plant disease protection effect
Inventor: YATOMI SHOO
IPC: C05G3/60
Filed: 2002-12-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a liquid organic fertilizer capable of protecting the disease of Solanaceous vegetable and other useful crops, the occurrence of malodor or the deterioration of the fertilizer itself and having enhanced shelf life.  <P>SOLUTION: Fluorotannins can be obtained by extracting marine algae of the brown algae Laminariaceoous family (Eisenia bicyclis, Ecklonia stolonifera, Ecklonia kurome, Ecklonia cave or the like). The shelf life of the liquid organic fertilizer is improved and bacterial wilt, wilt disease (J1, J2), root rot wilt disease (13) or the like frequently occurring in the site of hydroponic culture for Solanaceae plant (eggplant, tomato or the like) is prevented by adding 0.03-0.10 wt.% fluorotannins into the liquid organic fertilizer.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004188761-A (JP)
Title: Recording device
Inventor: NIIKURA TAKEJI
IPC: B41J2/175
Filed: 2002-12-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a recording device which can perform a sure recording without wastes by making the replacement of a recording material (an ink tank or the like) detectable without accompanying a cost increase and a size increase in the serial type recording device wherein the recording is controlled based on a location detecting means.  <P>SOLUTION: This recording device has a recording head which forms an image on a recording medium, a carrying means and a guide means for carrying the recording medium in the subsidiary scanning direction, a carriage which holds the recording head and can be scanned in the main scanning direction, and a location detecting means which recognizes the location of the carriage. The recording device also has a means which performs a recording control or a carriage scanning control by information by the location detecting means. The recording device is constituted in such a manner that a replacement of the recording material can be recognized by detecting the behavior of the carrier by a user operation at the replacement location for the recording material by the location detecting means.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004198459-A (JP)
Title: Cleaning device
Inventor: KOJIMA HIROKI
IPC: G03G21/10
Filed: 2002-12-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cleaning device whose cleaning capacity is not deteriorated even by being heated from the outside and with which an image forming apparatus is miniaturized.  <P>SOLUTION: Four apertures 81, 82, 83 and 84 corresponding to four respective rotary bodies 71, 72, 73 and 74 are formed at a partition member 56. The length of the aperture 81 (a length in the direction of an arrow D) is made slightly longer than that of the rotary body 71. The lengths of the other apertures 82, 83 and 84 are similarly slightly longer than those of the respective rotary bodies 72, 73 and 74. Also, the widths of the apertures 81, 82, 83 and 84 are slightly smaller than those of the respective rotary bodies 72, 73 and 74. The rotary bodies 72, 73 and 74 are arranged so as to come into contact with the upper peripheral parts 81a, 82a, 83a and 84a of the apertures 81, 82, 83 and 84. Slits 81b, 82b and 83b are formed between the apertures adjacent with each other (81 and 82, 82 and 83 and 83 and 84) at the partition member 56.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003229419-A (JP)
Title: Method of manufacturing semiconductor integrate circuit device
Inventor: TOKUNAGA TAKAFUMI
IPC: H01L21/3065
Filed: 2002-12-16
Abstract: <P>PROBLEM TO BE SOLVED: To achieve etching of high selectivity and high accuracy in manufacturing LSIs.  <P>SOLUTION: A thin film on a semiconductor substrate is dry-etched by selectively generating desired dissociated species through interaction between an inert gas that is excited to a quasi-stable state in plasma and a fron-family gas, to accurately control the composition of the dissociated species from the reaction gas.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004200458-A (JP)
Title: Welding transformer
Inventor: TABATA YOSHIYUKI
IPC: B23K9/073
Filed: 2002-12-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a welding transformer which prevents temperature rise of the winding, caused by a high-speed operation of an inverter, with its size being reduced by making to the layout design of the transformer flexible in a welding machine.  <P>SOLUTION: The welding transformer has an arrangement wherein, when currents that pass through a primary winding 1 and a secondary winding 2, respectively, are permitted to have the same current density, litz wires are used at the side where required sectional area of winding is small, copper plates are used at the side where required sectional area of winding is large, and the copper plates and the litz wires are sandwiched alternately via insulating members.  <P>COPYRIGHT: (C)2004,JPO&NCIPI