baber/WOPTO huggingface dataset:
Patent JP-2004037948-A (JP)
Title: Multi-wavelength light source and optical communication system
Inventor: SHIODA HIROSHI
IPC: H04B10/508
Filed: 2002-07-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a multi-wavelength light source which can output broadband light with a flat intensity distribution of light and which can reduce the manufacturing cost and the running cost.  <P>SOLUTION: The light source is provided with an input light source 1, a broadband waveguide 2 connected to the input light source 1, a nonreciprocal circuit 3 laid in the broadband waveguide 2, and a light emitting part 4 disposed at the end of the broadband waveguide 2. The broadband waveguide 2 is provided with a structure comprising optical couplers 5a, 5b to input excitation light and excitation light sources 6a, 6b connected to the optical couplers 5a, 5b, respectively, to supply the excitation light. The broadband waveguide 2 shows normal dispersion and flat dispersion characteristics and has a given amplification gain due to added erbium. Light pulses having a parabolic profile are transmitted through the broadband waveguide 2 by the effects of self phase modulation, wavelength dispersion and optical amplification to output broadband light with a flat intensity distribution.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004039965-A (JP)
Title: Nonvolatile semiconductor storage device
Inventor: KATO HIROSHI
IPC: H01L29/788
Filed: 2002-07-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a nonvolatile semiconductor storage device capable of ensuring a desirable threshold value voltage distribution margin between an erase state and a write state of a memory cell.  <P>SOLUTION: A memory cell of the nonvolatile semiconductor storage device is formed on a silicon layer 3 formed through an ONO film 13 on a silicon substrate 1. The memory cell has a source region 4 and a drain region 5 formed in the silicon layer 3, an ONO film 6 and a gate electrode 7. The ONO film 6 and the ONO film 13 comprise nitrogen films 6b, 13b having a charge capture part for capturing charges.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004039987-A (JP)
Title: Tool for mounting electronic component and manufacturing method for electronic component unit using the same
Inventor: TSUNA TAKAMITSU
IPC: H05K13/04
Filed: 2002-07-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fixture for mounting an electronic component which can securely hold a printed board and an electronic component with a proper force irrelevantly to the arrangement of the electronic component as a fixture for mounting an electronic component used to mount an electronic component on a printed board.  <P>SOLUTION: The jig has a holder 10 having a mount surface 16 where a printed board 14 mounting electronic components 40, 42, and 44 is mounted; a holder 12 which is movable nearly at a right angle to the mount surface 16; and a plurality of pins 18 for component supporting which are fitted to the holder 12 with arrangement density such that a plurality of pins come into contact with one electronic component and each equipped with an elastic part 22 extending and contracting nearly at a right angle to the mount surface 16.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004046294-A (JP)
Title: Decedent information management device
Inventor: OTSUKI HIDEAKI
IPC: G06Q50/00
Filed: 2002-07-08
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem wherein retrieval of decedent information desired by a bereaved family or the like requires a long time because a function for arranging the decedent information is not provided when inputting and storing the decedent information from the outside.  <P>SOLUTION: This device has a constitution wherein the decedent information is arranged and stored in a database 13, and when a transmission/reception part 11 receives a delivery request of the decedent information, a delivery part 15 delivers the decedent information stored in the database 13. Hereby, the effect enabling to quickly deliver the decedent information desired by the bereaved family or the like is acquired.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004045515-A (JP)
Title: Electrophotographic photoreceptor and electrophotographic device
Inventor: KASHIWAGI MAYUMI
IPC: G03G5/05
Filed: 2002-07-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor having a photoreceptive layer, which is excellent in electrification uniformity, and also excellent in preventing image blurring even in the case of a simultaneous developing and cleaning system, and also to provide an electrophotographic device equipped with the electrophotographic photoreceptor.  <P>SOLUTION: The electrophotographic device comprising: a process of electrifying the electrophotographic photoreceptor having a conductive supporting body and the photoreceptive layer by applying a DC voltage from an electrifying member arranged in contact with the electrophotographic photoreceptor; an image exposure process; a process of developing an electrostatic latent image with toner by a contact developing system; and a process of transferring a toner image to a transfer material. The toner remaining on the electrophotographic photoreceptor after the transfer process is recovered by the developing process. The surface layer of the electrophotographic photoreceptor contains heterocyclic compound including at least nitrogen as a heteroatom in the structure.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003339074-A (JP)
Title: Wireless communication computer peripheral interface with capability of identification
Inventor: OH-YANG ERIC
IPC: H04W92/08
Filed: 2002-07-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a wireless communication computer peripheral interface with capability of identification.  <P>SOLUTION: The interface includes a housing 100 having components, that is, circuits. The housing 100 includes a first part 110 that lies in a computer slot and a second part 120 that is exposed outside the computer slot when the interface is inserted in a computer. A wireless communication module 130 is deployed in the second part for transmission of signals. A SIM 140 is also deployed in the second part of the housing. A hot swapping protector 150 is deployed in the first part of the housing and electrically coupled to the SIM for protection. A card reader 160 is connected to the hot swapping protector, and a power control module 170 for supplying power is connected to the card reader and the hot swapping protector.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004041102-A (JP)
Title: Apparatus for cutting field crop to even length
Inventor: ISHII TORU
IPC: A23N15/08
Filed: 2002-07-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus for cutting field crops to an even length, with which operation for cutting off unnecessary parts of the field crops is accurately and surely carried out and the field crops are kept in a fresh state for a long period of time.  <P>SOLUTION: In the apparatus for cutting the field crops to an even length, root parts Aa and stem parts Ab of Welsh onions A transported by a transportation conveyor 2 are irradiated with detection lights B projected from illumination lamps 12a and 12b and cutting positions of the root parts Aa are judged by a controller 18 on the basis of the image information of silhouettes of the root parts Aa imaged by an image pickup camera 13 and transmitted lights C.The discharge nozzle 21 of a cutter 20 is moved to a cutting position above the root parts Aa and a fixed amount of the root parts Aa of the Welsh onions A are cut off by discharge power of water W discharged from the discharge nozzle 21 based on the judgment of the controller 18.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003114343-A (JP)
Title: Multilayered optical transmission body
Inventor: KOSHIBE SHIGERU
IPC: G02B6/036
Filed: 2002-07-17
Abstract: PROBLEM TO BE SOLVED: To provide an optical transmission body for ultrafast optical transmission and reception. SOLUTION: The layered optical transmission body is composed of a basic resin layer as the innermost part, a low refractive index resin layer outside of the innermost part, and a light reflecting layer as the outermost part. The low refractive index resin is preferably a chemically modified product of the basic resin and a low refractive index organic compound. The basic resin is preferably selected from among heat-resistant resins and their derivatives. The transmission body is preferably formed to have <=5 m length, >=0.2 mm thickness and optically functional end faces. The optical transmission body is preferably an assembled structure of molded products of the respective resins.
Patent JP-2004053753-A (JP)
Title: Liquid crystal display device
Inventor: NISHIYAMA YASUHIRO
IPC: G02F1/1335
Filed: 2002-07-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a liquid crystal display device in which the display defect caused by gap unevenness resulting from thickness nonuniformity of a liquid crystal display panel accidentally generated in the neighborhood of a sealant outside a display region is reduced and to provide the liquid crystal display device with a high aperture ratio of the liquid crystal display panel corresponding to requirement of high luminance of a display device.  <P>SOLUTION: In the liquid crystal display device provided with a first substrate 1 with an electrode formed thereon, a second substrate 2 with a color filter 33 mounted on a face opposite to the electrode formed on the first substrate, a sealant 8 formed between the first substrate 1 and the second substrate 2 superimposed to each other via a liquid crystal layer 6 and held with spacers 7 outside the display region of the first and second substrates 1, 2 for the purpose of sealing in the liquid crystal layer 6 and spacers 9 inside the sealant arranged inside the sealant, the color filter 33 mounted on the second substrate has a coloring layer 3 on the display region. The coloring layer 3 has 2.5-4.0 μm thickness.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004050710-A (JP)
Title: Semiconductor integrated circuit
Inventor: WACHI HIROTERU
IPC: H03K3/356
Filed: 2002-07-23
Abstract: <P>PROBLEM TO BE SOLVED: To reduce an area of a semiconductor integrated circuit that has a function of holding a history of data by each bit when a plurality of signals are continuously output based on multi-bit data.  <P>SOLUTION: This semiconductor integrated circuit comprises a plurality of groups of half latch circuits HL1-HL5 that hold the history of the data having the plurality of bits by each bit by outputting input data when a clock signal is in a first level and hold output data when the clock signal is in a second level, a clock signal supplying circuit 10 for supplying one group of clock signals to each group of half latch circuits in order to sequentially shift the data held in the each group of the half latch circuits, and a plurality of control circuits 13 for controls each of the characteristics of the signals to be output based on the history of the data held in the plurality of groups of half latch circuits.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003128450-A (JP)
Title: Fire-proof composition
Inventor: OUCHI TOMIO
IPC: C04B28/00
Filed: 2002-07-23
Abstract: PROBLEM TO BE SOLVED: To provide a material which exhibits excellent fire resistance and sufficient strength. SOLUTION: The composition for fire resistance is characterized by containing (A) hydraulic cement, (B) a silic material containing at least one of silic acid and silicate, and (C) a metal hydroxide.
Patent JP-2004050138-A (JP)
Title: Application method of coating composition
Inventor: IZUTSU HIROYUKI
IPC: B05D7/24
Filed: 2002-07-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method forming a transparent thin film which realizes efficient coating, easily allowing uncoated, unevenly coated or overcoated parts to be visually detected in application of the outdoor transparent coating.  <P>SOLUTION: In an application method of a coating composition containing titanium oxides and a siloxane binder, a decolorizing agent consisting of a boron compound and a basic die having a property of absorption of a visual light or a near-infrared are compounded in the coating composition, and then the coating composition is applied on a substrate. By this method, the transparent thin film is efficiently formed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004062327-A (JP)
Title: Parts management support method
Inventor: ARAKI YOSHIE
IPC: G06Q50/10
Filed: 2002-07-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a parts management support method for efficiently managing parts in a situation where sharing of the parts is advanced.  <P>SOLUTION: In the parts management support method, presence or absence of compatibility of the parts between car models is referred to and parts management is supported in the reference in an information processor 100. The method performs a step for receiving input of car model data which is set to a car model being the object of reference, a step for selecting the car model classified to a brother car model of the car model by referring to the car model data, a step for selecting an applied part of the brother car model and collating the applied part of the car model with the applied part of the car model being the object of reference and a step for displaying effect that the applied part of the car model being the object of reference is included in the applied part of the brother car model with car model data of the brother car model as a result of the collation.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004058133-A (JP)
Title: Casting process and casting apparatus
Inventor: SAKAMOTO KAZUO
IPC: B22D19/00
Filed: 2002-07-31
Abstract: <P>PROBLEM TO BE SOLVED: To simply obtain high pressure for feeder.  <P>SOLUTION: In a mold 1 for casting a piston of an engine for example, a composite material 2 having pores for securing wear resistance is arranged in a deposited layer portion of the piston ring. A gas existing space 31, which is communicated to a product cavity 15 among spaces in the mold 1 and in which the gas exists after pouring molten metal, is made into a closed state while replacing a high temperature gas remaining therein after pouring molten metal with a cold gas. The high expansion pressure caused by that the cold gas is expanded by receiving the high temperature of the molten metal and the mold 1 is acted as the pressure for feeder. The high expansion pressure obtained when liquid or solid such as water, alcohol, dry ice or camphor is filled into the gas existing space in the closing state after pouring the molten metal, and is vaporized by receiving the high temperature of the molten metal and the mold can be used for the pressure for feeder.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004066249-A (JP)
Title: Chaplet used by fitting to core
Inventor: SUZUKI YASUYUKI
IPC: B22C9/10
Filed: 2002-08-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a chaplet with which the fitting can easily be performed regardless of the shape of a core and a work having high quality can be cast.  <P>SOLUTION: In the chaplet 1 fitted to the core 6 and for supporting the core 6 disposed in a cavity 5 of a mold 2, a main body part 11 along the outer periphery of the core 6 and three foot parts 12, 13, 14 extended as radial state from the main body part 11, are provided. The main body part 11 is formed of a notching part 15 cut off between the arranging position of the foot part 13 and the arranging position of the foot part 15, and constituted so as to be fittable to the core 6 by opening the notching part 15.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004033678-A (JP)
Title: Preparation utensil
Inventor: SAITO KIICHIRO
IPC: A47J43/14
Filed: 2002-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a preparation utensil which separates the white of an egg from the yolk of the egg in the cooking of the egg.  <P>SOLUTION: A screen with a mesh allowing the white of the egg to pass through and not allowing the yolk of the egg to pass through is provided on the bottom a container to separate the white from the yolk.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004071726-A (JP)
Title: Light emitting device
Inventor: TAMAOKI HIROTO
IPC: C09K11/80
Filed: 2002-08-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a light emitting device wherein chromaticity deviation due to a change in the ambient temperature is well controlled.  <P>SOLUTION: The light emitting device comprises light sources and a plurality of phosphors which absorb at least part of the light emitted from the light sources while emitting the light having a wavelength different from those of the lights emitted from the light sources. The phosphors include a first phosphor located on at least one of the light sources, and a second phosphor of at least one kind which has at least part of the light emitted therefrom being absorbed by the first phosphor. The first phosphor is located on the light sources side rather than on the second phosphor side. Furthermore, the second phosphor is located on at least one of the light sources and/or on at least another one of the light sources.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004070641-A (JP)
Title: Multi-memory card reader device
Inventor: SHO TAKAYUKI
IPC: G06K17/00
Filed: 2002-08-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a multi-card reader device capable of preventing a memory card from being inserted into another card slot when one kind of card is inserted, that is, permitting only one kind of memory card to be inserted.  <P>SOLUTION: This multi-memory card reader device is configured so that a mask cover 2 can be arranged so as to be freely movable in the horizontal direction in front of the front board of the multi-memory card reader device where a plurality of card slots A and B are horizontally arranged. Then, insertion holes (a) and b matched with the openings of the respective card slots are arranged in the mask cover 2, and when one kind of memory card is inserted, the other kinds of insertion holes are arranged so as to be deflected from the corresponding card slot, and the respective card slots and insertion holes are provided with taper parts t for card guidance.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004066423-A (JP)
Title: Surface-covered cemented carbide cutting tool whose hard covering layer exhibits good chipping resistance in heavy cutting condition
Inventor: OSADA AKIRA
IPC: C23C16/36
Filed: 2002-08-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a surface-covered cemented carbide cutting tool whose hard covering layer exhibits good chipping resistance in a heavy cutting condition.  <P>SOLUTION: In this surface-covered cemented carbide cutting tool having a hard covering layer made of a compound carbon nitride layer of Zr and Ti on a surface of a cemented carbide substrate with an average layer thickness of 1 to 15 μm, the hard covering layer is formed in a manner that the maximum containing point of Zr and the minimum containing point of Zr are present alternately and repeatedly at a predetermined interval and that the layer has structure of component concentration distribution where the amount of Zr and Ti respectively change successively between the containing points, where the maximum containing point of Zr meeting the composition formula: (Zr<SB>1-x</SB>Ti<SB>x</SB>)C<SB>1-z</SB>N<SB>z</SB>(at an atomic ratio, X:0.02 to 0.20, Z: 0.40 to 0.60), the minimum containing point of Zr meeting the composition formula: (Zr<SB>1-Y</SB>Ti<SB>Y</SB>)C<SB>1-Z</SB>N<SB>Z</SB>(at an atomic ratio, Y:0.40 to 0.60, Z: 0.40 to 0.60) and the gap between the adjacent maximum and minimum containing points of Zr is 0.01 to 0.2 μm.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004066169-A (JP)
Title: Microchemical device with microspaces therein
Inventor: YOSHIDA JUNICHI
IPC: C08J7/00
Filed: 2002-08-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a microchemical device which is easily produced and chemically inactive, and has electrical conductivity.  <P>SOLUTION: The microchemical device is formed by a carbon material produced by carbonizing and firing a thermosetting resin molded article, and has microspaces therein. As the microchemical device thermosetting resin, a phenol resin composed by a suspension polymerization method is used. An instalment for chemical operation comprises the microchemical device. An electrode reaction method comprises the microchemical device.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004072036-A (JP)
Title: Optical coupler, its manufacturing method, and electronic equipment using it
Inventor: SADA NAOKI
IPC: H01L31/12
Filed: 2002-08-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical coupler which can be made small in size and can be easily manufactured.  <P>SOLUTION: Lead frames 14, 15 are extended as flat plates, passed through an interface between a light-transmitting resin 19 and a light-shielding resin 20, passed through one wall surface of a package composed of the resins 19, 20, and extruded therefrom. An optical path between light emitting and receiving elements 12, 13 is set in a horizontal direction, and a space for mounting the elements 12, 13 spreads on a vertical plane. Thus the width D of the package 21 can be set according to an interval between the lead frames 14 and 15. Since the frames 14, 15 are extruded in a direction vertical to the mounting board of the optical coupler 11, the mounting surface area of extruded parts of the frames 14, 15 can be made small. Since the directions of the extruded parts of the frames 14, 15 are aligned with each other, it becomes unnecessary to bend the frames 14, 15.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004074461-A (JP)
Title: Method and apparatus for molding resin
Inventor: GOTO NAOYA
IPC: B29C43/36
Filed: 2002-08-12
Abstract: <P>PROBLEM TO BE SOLVED: To enable high quality compression molding not forming voids in a resin.  <P>SOLUTION: In a resin molding method wherein the inner surface of a cavity recess formed in a lower mold 12 is coated with a release film 50 and a molding resin 52 is supplied to the cavity recess and clamped by an upper mold 22 and the lower mold 12 to be subjected to compression molding, the release film 50, the resin 52, and an article 40 to be molded are set in the mold, and the release film 50 is air-sucked from the lower mold 12 to be attracted so as to conform to the inner surface of the cavity recess. In such a state that the upper mold 22 and the lower mold 12 are brought into contact with each other to form a cavity air-sealed from the outside, the cavity is evacuated by an air sucking mechanism 32 through the flow channel 24a provided in communication with the cavity, the upper mold 22 and the lower mold 12 are clamped up to a compression molding position. The resin 52 is cured to compression-mold the article to be molded.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004075116-A (JP)
Title: Case for electromagnetic cooking
Inventor: ISODA MASATOSHI
IPC: B65D81/34
Filed: 2002-08-19
Abstract: <P>PROBLEM TO BE SOLVED: To simplify the structure of a case for electromagnetic cooking to reduce its manufacturing cost and efficiently carry out the supply and drainage of makeup water for the case.  <P>SOLUTION: A water absorbing sheet 6 is sealed in a sheet body 7 and is arranged on the interior of a lid 3 to simplify the structure of the case. When makeup water is supplied to the water absorbing sheet 6 or excess water is drained from it, the lid 3 is held on its outside to be turned upward or downward. A drainage hole 8 is formed on the surface of sheet body 7, which is made of a hydrophobic nonwoven fabric, so that most of the excess water is smoothly drained from the drainage hole 8 without any resistance while part of the excess water soaks out of the surface of the sheet body 7. Meanwhile, most of steam coming out from the water absorbing sheet 6 is discharged through the drainage hole 8 drilled in almost the center of the sheet body 7 toward around the center of a broiled eel 5 as part of the steam passes through the surface of the sheet body 7, thereby the central part of the eel is heated effectively.  <P>COPYRIGHT: (C)2004,JPO