baber/WOPTO huggingface dataset:
Patent JP-2003163700-A (JP)
Title: Voice packet communication method, its program, device and method for managing voice packet communication and adaptor
Inventor: KUWABARA EIJI
IPC: H04L12/66
Filed: 2002-09-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide an environment wherein sound packet communication is comfortably and safely performed.  <P>SOLUTION: Each client terminal performs communication through the use of a dynamically assigned IP address in a voice packet communication method. Whenever the new IP address is assigned, an instruction is given to the client terminal to report the latest IP address and client terminal identifying information to a communication network. The communication network manages the latest IP address and client terminal identifying information by correspondence then, the IP address of a calling destination based on the correspondence is reported to a calling source when a calling request is reported.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004099416-A (JP)
Title: Heater for producing crystal, and apparatus for and method of producing crystal
Inventor: SONOKAWA SUSUMU
IPC: C30B35/00
Filed: 2002-09-13
Abstract: <P>PROBLEM TO BE SOLVED: To solve such problems that a temperature in a raw material melt becomes nonuniform by the shape deformation of the exothermic part of a heater used for crystal production, single crystallization is inhibited and is not stabilized in quality.  <P>SOLUTION: The objective heater for use in the production of crystal by the Czochralski method is provided with at least a terminal to which an electric current is supplied and an exothermic part by resistance heating, and is arranged so as to surround a crucible housing the raw material melt. The heater has a uniform exothermic heat distribution with respect to the raw material melt after the shape deformation of the heater during the use in crystal production.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004106959-A (JP)
Title: Method of warehousing/delivery for automated warehouse
Inventor: TAKAHARA NORIMITSU
IPC: B65G1/04
Filed: 2002-09-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of warehousing/delivery for an automated warehouse that can reduce a cycle time of a combined cycle easily and assuredly.  <P>SOLUTION: Loads A and B waiting to be warehoused into transfer devices 12a and 12b respectively are placed on a stacker crane 4 at a warehousing station 6. The load A is warehoused from the device 12a to an empty storage portion 5k. A load C is transferred to the device 12a from a storage portion 5c. Since the storage portion 5c storing the load C becomes empty, the stacker crane 4 is moved by the amount of a pitch P to align the device 12b to a position facing to the storage portion 5c. Then the load B is warehoused to the storage portion 5c storing the load C by the transfer device 12b. After that, a load D is transferred to the device 12b from a storage portion 5d and the loads C and D are respectively delivered to a delivery station 7.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004075031-A (JP)
Title: Front-wheel drive bicycle
Inventor: MATSUMOTO TADAO
IPC: B62M1/36
Filed: 2002-08-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a front wheel drive bicycle having a folding mechanism in which an output shaft of a motor is used for a transmission shaft.  <P>SOLUTION: An axle 4 of a front wheel 1 is hollow with the diameter of the axle increased, a transmission shaft 5 is passed therethrough, a drive gear 6 is fixed and fitted to a portion protruded outward of a front fork 3, and a gear shift mechanism to transmit the rotation of the drive gear to a driven gear provided on a free wheel 10 via an intermediate shaft 8 having a middle gear 9 on both sides with a middle portion thereof held by a bearing passing through the front fork. A pedal crank 7 assembled to both ends of the transmission shaft or the motor 22 is used for the power to drive the drive gear. Since the front wheel is steered by the front wheel drive system, the structure of a rear wheel is simplified, and a body supporting part of a rear wheel fork 14 is turned around the horizontal axis of the body frame so that the rear wheel is easily folded by utilizing the holding effect of a tension spring 19 and a lock plate 17.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004057193-A (JP)
Title: Method for production of 4-acetoxy-3-hydroxybutanoic acid ester
Inventor: ITO SHINYA
IPC: C12N1/19
Filed: 2002-09-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for production of 4-acetoxy-3-hydroxybutanoic acid ester.  <P>SOLUTION: The method for production of 4-acetoxy-3-hydroxybutanoic acid ester comprises a step to allow a 4-acetoxy-3-oxobutanoic acid ester expressed by formula (1) to act on a transformant or its killed cell, artificially provided with a potency to produce the 4-acetoxy-3-hydroxybutanoic acid ester of formula (2) by reducing a ketone on the 3 position of the 4-acetoxy-3-oxobutanoic acid ester expressed by formula (1) and a potency to regenerate a coenzyme on which the enzyme having the potency is dependent, and a step collecting the produced 4-acetoxy-3-hydroxybutanoic acid ester expressed by formula (2).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004109511-A (JP)
Title: Optical transmitter
Inventor: OKADA JUNJI
IPC: H04B10/80
Filed: 2002-09-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical transmitter in which light utilization efficiency is high and extendability is excellent.  <P>SOLUTION: This optical transmitter is provided with a translucent medium 10. The translucent medium 10 is provided with the incidence / emission parts of optical signals respectively on a plurality of step-like different level parts formed at one end of it and is provided with the mixing part 11 of the optical signals on the other end. On the end face of the mixing part 11, an optical reflection and diffusion part 12 for reflecting and diffusing the optical signals is provided. Of the incidence / emission parts at the respective different level parts, the size of at least one incidence / emission part is formed larger than the size of the other incidence / emission parts. The incidence / emission parts 13 of the large size are optically coupled by an optical fiber 14. At the incidence / emission parts formed at the remaining different level parts, a light emitting element 15 or a light receiving element 16 is arranged so as to be optically connected.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003179470-A (JP)
Title: Delay cell for voltage-controlled oscillator
Inventor: ANDRASIC STJEPAN WILLIAM
IPC: H03L7/10
Filed: 2002-09-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a delay cell for a voltage-controlled oscillator (VCO), which is capable of realizing a wide operational band width, without being restricted by the power supply.  <P>SOLUTION: The delay cell has a selectable number of parallel connection load resistance transistors which can operate in parallel and the selectable number of bias current transistors which can operate in parallel. The VCO contains a plurality of delay cells of this type in a series closed loop. A phase- locked loop (PLL) circuit includes the VCO of this type, controlled by a phase/ frequency detecting circuit. By the capability of controlling the number of these transistors which are activated or non-activated in each of the delay cells, the PLL can have a very wide operational frequency range. Activation or non- activation can be controlled by a program or by another method.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004112449-A (JP)
Title: Transmission signal phase matching apparatus
Inventor: OMURA KEIKO
IPC: H04L1/22
Filed: 2002-09-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a transmission signal phase matching apparatus for excluding an unnecessary delay and performing adjustment in response to a change in a delay difference between 0 and 1 systems.  <P>SOLUTION: A phase control circuit 6 outputs a phase adjustment signal k in response to an external phase control signal m. The phase control signal m is configured with a signal indicative of a difference between a path length of an input signal of one system and that of the other system. A phase adjustment signal k results from figuring out an optimal delay in such a way that a delay of a system with a smaller path length is equivalent to the difference between the path lengths and a delay of the other system is nulled. A read phase adjustment circuit 5 outputs phase adjustment read signals g, h in response to the phase adjustment signal. Synchronization detection circuits 1, 3 detect a phase of a frame of a 0 system input signal (a) and a 1 system input signal d, which are externally received, and output phase adjustment write signals c, f depending on the input signals and the phase of frame after detecting the phase of frame. Phase delay circuits 2, 4 write the delay to the input signals from the synchronization detection circuits in response to the phase adjustment write signals and externally output the results as output signals i, j in response to the phase adjustment read signals.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004111816-A (JP)
Title: Semiconductor device and its manufacture
Inventor: OGAWA TAKASHI
IPC: H01L27/082
Filed: 2002-09-20
Abstract: <P>PROBLEM TO BE SOLVED: To realize the reduction of the distance between vertical transistor elements (high integration) without the necessity of adding processes.  <P>SOLUTION: A semiconductor device is provided with a P<SP>-</SP>-type semiconductor substrate 1, N-type embedded diffusion layers 5 formed on the surface of the substrate 1, P<SP>+</SP>-type embedded diffusion layers 8 formed on the surfaces of the layers 5, and an N<SP>-</SP>-type epitaxial growth layer 10 formed on the substrate 1. The device is further provided with the vertical PNP transistor elements each being arranged with a P<SP>+</SP>-type emitter diffusion layer 22 in an emitter region, being thicknesswise of the substrate 1, an N<SP>+</SP>-type base diffusion layer 14 in a base region, and the P<SP>+</SP>-type embedded diffusion layer 8 in a collector region. The both ends or one end of the layer 5 are/is jointed to a P<SP>+</SP>-type isolation diffusion layer 9 which has been formed and embedded simultaneously with the layer 8.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004117517-A (JP)
Title: Contact electrifier and image forming apparatus
Inventor: OKUBO KAZUHIRO
IPC: G03G15/02
Filed: 2002-09-24
Abstract: <P>PROBLEM TO BE SOLVED: To safely and efficiently apply a voltage by defining the magnitude of a protective resistance connected in series by a mathematical formula, in a contact electrification system.  <P>SOLUTION: The apparatus has at least one of contact electrifying means 2, 6, and 7 which abut on the surface of a body 1 to be electrified and electrifies the surface. When applying a voltage V1 to a circuit in which the contact electrifying means and a resistance circuit Rh (protective resistance 27) are connected in series, the apparatus satisfies a numerical expression as shown, in relation to the heat quantity Wb with which the constituent member of the contact electrifying means starts burning.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004114389-A (JP)
Title: Multilayered pipe
Inventor: NIMIYA KENJI
IPC: B32B1/08
Filed: 2002-09-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a multilayered pipe excellent in gas barrier properties, low temperature crack resistance, heat shrinkage following properties, thermal aging resistance and long-run moldability.  <P>SOLUTION: The multilayered pipe includes at least one resin composition layer comprising a saponified ethylene/vinyl acetate copolymer (A), an olefin/unsaturated carboxylic acid copolymer and/or an olefin/unsaturated carboxylic acid/unsaturated carboxylic acid ester copolymer (B) and an amide-containing antioxidant (C).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004113100-A (JP)
Title: Frost protector for agricultural product
Inventor: KUROSE YUKIO
IPC: A01G13/02
Filed: 2002-09-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a frost protector for agricultural products covering the agricultural products with a synthetic resin filament unwoven fabric with high air permeability, translucency and water permeability without absorbing water and capable of being stably and easily laid only by comparatively short linear rods.  <P>SOLUTION: This frost protector is constituted by inserting T-shape support rods each with a cross pole fixed to the upper end of a vertical rod into the ground to fix, surrounding a given area by the support rods, spreading a frost protector sheet on the cross poles facing to the longitudinal direction of the frost protector, inserting snap fixtures into the cross poles and fixing the frost protector sheet to the cross poles through nipping the frost protector sheet between the snap fixtures and the cross poles.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004114133-A (JP)
Title: Assembled mold for continuous casting
Inventor: KINOSHITA YASUHIKO
IPC: B22D11/04
Filed: 2002-09-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide an assembled mold for continuous casting in which the cooling capacity of a cooling plate near a meniscus having large heat load is improved, the uniform cooling state over the whole surface of the cooling plate can be obtained, the long service life of the cooling plate can be obtained by preventing deformation and crack from being caused on the surface of the cooling plate and the yield of a cast slab can be improved by preventing breakout and cast slab flaw from being caused in the continuous casting.  <P>SOLUTION: This assembled mold for continuous casting has the cooling plate with many slit grooves as flowing passages of cooling water formed in the molding direction among fastening parts, and a cooling plate supporting panel arranged and fixed to the cooling plate through fastening members fastened in the fastening part, are provided. Further, this assembled mold is constituted so that the width of high heat load groove part in the slit grooves formed in the high heat load zone of the cooling plate is wider than that of low heat load groove part in the slit grooves formed in the low heat load zone of the cooling plate.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004114948-A (JP)
Title: Water jet propeller
Inventor: FUSE TOMOHIRO
IPC: B63H23/32
Filed: 2002-09-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a water jet propeller capable of preventing water from coming into contact with an impeller shaft.  <P>SOLUTION: This water jet propeller is provided with an impeller 32 arranged rotatably inside a stator 31 forming a flow passage 18 and a waterproof seal 37 provided between a collar 40 supported rotatably in the stator and provided at the outer periphery of the impeller shaft 35 connected with the impeller and the stator. The collar 40 is constituted integrally with the impeller 32. The impeller shaft 35 is connected with a rear part of the impeller by screw-fitting. A drive shaft 22 is connected with a front part of the impeller by spline-connection. A buffer body 50 for a rear end of the drive shaft is provided between a front end of the impeller shaft in the impeller and a rear end of the drive shaft. Moreover, an outer peripheral part of the buffer body is formed into such shape that allows escape of air toward a drive shaft side from an impeller shaft side when screw-fitting the impeller shaft.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004120982-A (JP)
Title: Switching power supply
Inventor: ANDO HIROAKI
IPC: H02M3/155
Filed: 2002-09-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a switching power supply which executes constant voltage control with a current limiting function capable of stabilizing the output voltage during the current limiting operation by improving the accuracy of the current limiting operation, and at the same time, by un-necessitating the high-speed operation of a current detecting circuit and a driver.  <P>SOLUTION: The switching power supply outputs a DC output voltage generated by converting a DC power supply voltage. The DC output voltage is compared with a reference voltage. Smaller signals among a feedback signals in which the larger the DC output voltage the smaller the value, and a current detecting signal in which the larger the output current the smaller the value, is made a comparison signal. It is compared by triangular wave signals and a PWM comparator. ON or OFF control of the semiconductor switch is executed by the PWM signal.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004123543-A (JP)
Title: Skin care preparation for external use
Inventor: KUROSAWA TAKAFUMI
IPC: A61K8/37
Filed: 2002-09-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a skin care preparation for external use mitigating skin irritation because octyl methoxycinnamate which is an ultraviolet light absorber and powder such as titanium oxide or zinc oxide that is an ultraviolet light scattering agent are frequently formulated in skin care preparations for external use having antisuntan effects, and as a result, skin irritation is increased by formulating the octyl methoxycinnamate with the powder such as the titanium oxide or zinc oxide.  <P>SOLUTION: This skin care preparation for external use comprises the octyl methoxycinnamate and titanium oxide and/or zinc oxide powder and a polyoxyethylene methyl glucoside and/or a polyoxypropylene methyl glucoside.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004128628-A (JP)
Title: System and method for measuring traffic of isdn relay line
Inventor: ITO SHOICHI
IPC: H04M3/36
Filed: 2002-09-30
Abstract: <P>PROBLEM TO BE SOLVED: To solve a problem of a conventional traffic measurement system and method wherein a called terminal station (private branch exchange) of an ISDN relay line cannot set a proper number of ISDN relay lines.  <P>SOLUTION: The private branch exchange has a speech path control unit 1, a central processing unit 2, a storage device 3, an ISDN relay line 4, an extension terminal 5, and a maintenance terminal 6, and the storage device 3 that stores memories 301, 302, 303, 304, 305, 306, 307, 308, 309, 310, 311, and 312 with respect to various ISDN relay lines. The private branch exchange also selects several lines of the ISDN relay lines for measuring the number of incoming calls, restricts the use of main lines, counts the number of the arrival of incoming calls from the main lines, measures the correct number of lines used for incoming calls by accounting for it that a mean speech time is to be busy, counts the number of disabled calls going to use the main lines when all the ISDN lines are busy, by accounting for it that the mean speech time is to be busy so as to measure the correct number of lines used for call origination.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004121056-A (JP)
Title: Water-sprinkling tube
Inventor: HAMAZAKI HIROHIDE
IPC: A01G25/02
Filed: 2002-10-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a water-sprinkling tube which has excellent durability, pressure resistance, heat resistance, and the like.  <P>SOLUTION: This water-sprinkling tube is characterized by being formed from a polyolefin-based resin and having a gel fraction of at least 40 wt. % which shows the crosslinking degree of the polyolefin-based resin.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004124479-A (JP)
Title: Holding device for door glass
Inventor: SASAKI NORIYOSHI
IPC: E05F15/16
Filed: 2002-10-01
Abstract: <P>PROBLEM TO BE SOLVED: To easily and positively perform the positioning of a glass side fitting hole and a holding part side mounting hole and to impede the looseness of a screw caused by the vibration or the like of a vehicle body.  <P>SOLUTION: This holding device is provided with a movable body 10 moving up and down along a guide rail of a door body; a holding part 20 provided at the movable body 10; and a fixing member 45 for locking door glass WG stopped by the holding part 20. The holding part 20 has a support piece 22 forming a clearance S for inserting a door glass lower end side, between the corresponding surface of the movable body 10 and the support piece 22; a swing member 30 provided at the support piece 22 to project into the clearance S or recede; and the mounting hole 11a formed in the movable body 10 so that the fixing member 45 can be locked therein. The door glass WG has the fitting hole h for inserting the tip side of the fixing member 45, and the swing member 30 is moved to retreat from the clearance S in a process of inserting the door glass WG into the clearance S, and projects into the fitting hole h when the tip of the swing member coincides with the fitting hole h, to allow the positioning of the door glass.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004125567-A (JP)
Title: Gas meter
Inventor: UYAMA HIROTO
IPC: G08C15/00
Filed: 2002-10-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gas meter for detecting wire breakage of a communication line to allow repair of the wire breakage before occurrence of a communication defect.  <P>SOLUTION: This gas meter has one or more sensors 12, 13 including a flow rate sensor 11 measuring a gas flow rate; a control circuit 10 driving a cutoff valve 16 to cut off a gas flow passage when determining that abnormality occurs on the basis of respective sensor signals from one or more sensors 11-13; a communication I/F 15 informing a center about the occurrence of the abnormality via communication lines 20a, 20b; and a wire breakage detection circuit 18 connected to the communication I/F 15, and detecting the wire breakage of the communication lines 20a, 20b.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004127815-A (JP)
Title: Pure water tank for fuel cell power generation system
Inventor: KAMEDA EISHIN
IPC: H01M8/10
Filed: 2002-10-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pure water tank for a fuel cell power generation system capable of preventing deformation of a tank body even if the pure water in the pure water tank is frozen.  <P>SOLUTION: By a heat insulation means 20 fitted around the tank body 11, freezing of pure water W in the tank body 11 induced from a bottom wall 12 side of the tank body 11, and growth of ice gorge W' gradually proceeds from the bottom wall 12 side to a liquid surface of the pure water along a side wall 13 to get frozen as a whole, so that expansion of the pure water due to the freezing is allowed at an upper space of the tank body 11 so as to prevent deformation of the side wall 13.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004131527-A (JP)
Title: Resin composition and amorphous carbon molded product obtained by carbonizing the same
Inventor: INAGAKI KOJI
IPC: C08K3/04
Filed: 2002-10-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a resin composition suitable for molding and an amorphous carbon molded product obtained by carbonizing the resin composition.  <P>SOLUTION: The resin composition consists essentially of 50-95 mass% of a novolak phenol resin having ≥3 abundance ratio of ortho-bonds/para-bonds measured by an NMR method and 50-5 mass% of a carbonaceous material. Furthermore, the carbonaceous material is preferably at least one kind selected from graphite powder, carbon black and a cured phenol. The amorphous carbon molded product is produced by carbonizing a molded product composed of the carbonaceous material.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004132839-A (JP)
Title: Weight measuring conveyor and inspection system and article classification system using it
Inventor: TADA KIYOSHI
IPC: B65G13/00
Filed: 2002-10-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a weight measuring conveyor capable of measuring weight of conveying object on the conveyor.  <P>SOLUTION: The weight measuring conveyor comprises a roller 5 provided on a conveyor frame 4 and rotating for moving transferring objects, a roller shaft 6 passing almost the center of the roller 5, on which the roller 5 is attached rotatably and of which both the ends penetrate to the shaft hole 7 of the conveyor frame 4, two strain plates 2 generating strain owing to the load from the roller shaft 6, a strain gauge 1 attached on each of the strain plates and detecting electric resistance value varied by the strain, and an arithmetic device 11 for operating the weight of the transferring objects on the roller 5 from the electric resistance variation detected by the strain gauge 1.  <P>COPYRIGHT: (C)2004,JPO