baber/WOPTO huggingface dataset:
Patent JP-2002323643-A (JP)
Title: Two-way optical communication device and two-way optical communication equipment
Inventor: FUJITA HIDEAKI
IPC: H01L31/0232
Filed: 2001-04-24
Abstract: PROBLEM TO BE SOLVED: To provide a inexpensive and compact two-way optical communication device and a two-way optical communication equipment with which the variation of the reception efficiency depending on a transmission distance is decreased, the limitation on the transmission distance is decreased, and a cross talk between transmitting and receiving lights is decreased. SOLUTION: The relation θfb <=0<=θfa or θfa <=0<=θfb is satisfied when inclination angles θfa and θfb of the outermost periphery based on the aperture number NA of a transmission light 8 after incidence with respect to the optical axis of an optical fiber 2 are given by θfa =Sin<-1> [ n0 Sin(θL+Sin<-1> (NA)/n0 +θT)}/ nf -θT, and θfb =Sin<-1> [ n0 Sin(θL-Sin<-1> (NA)/n0 +θT)}/nf -θT) where θL stands for an angle between the optical axis of the transmission light 8 and the optical axis of the optical fiber 2, θT stands for an angle between the normal line of the end face of the optical fiber 2 at the position S, NA stands for the aperture number before the transmission light 8 is made incident on the optical fiber 2, nf stands for the refractive index of the core of the optical fiber 2,  and n0 stands for the refractive index of air.
Patent JP-2002324453-A (JP)
Title: Decorated sheet-like key top and its manufacturing method
Inventor: KIMURA TORU
IPC: H01H13/14
Filed: 2001-04-25
Abstract: PROBLEM TO BE SOLVED: To provide a translucent sheet-like key top that is small-sized, lightweight and thin, and yet is decorated so as to present iris color glossiness by selectively reflecting light of a specific wavelength, and its easy manufacturing method that can manufacture the sheet-like key top in a short time and inexpensively. SOLUTION: In this key top a cholesteric liquid crystal layer 41 composed of a liquid crystal polymer is formed on the back face side of a key top body 21, more specifically on the back face 21b of the key top body 21. Preferably, the liquid crystal polymer is an optically active polyester containing at least one kind of hydrocarbon unit as a constituent component, selected from the group consisting of an aromatic unit, a polycyclic hydrocarbon unit and an ortho-substituted aromatic unit having a hydrocarbon of 3-8 carbon atoms and/or a halogen as a substituent.
Patent JP-2002285648-A (JP)
Title: Energy-saving framed structure construction
Inventor: KANAI YOSHIO
IPC: E04B5/48
Filed: 2001-03-23
Abstract: PROBLEM TO BE SOLVED: To provide an energy-saving construction, in which an alternation, such as an interior or exterior remodeling of the construction, can be made without damaging the major structural body of the construction, and the whole part of the construction can be easily air-conditioned in a stable manner through a whole year. SOLUTION: A framed structure 1 of a concrete building frame usable for long years is formed in the construction, which is also provided with an air- conditioning facility comprised of a circulation passage 2 and random- arrangement-type heat-storing supply tank 3.
Patent JP-2002325654-A (JP)
Title: Armrest for chair
Inventor: DANJO HIROYUKI
IPC: A47C7/54
Filed: 2001-04-27
Abstract: PROBLEM TO BE SOLVED: To improve workability in assembling an armrest and to mount an outer covering member onto an armrest body in various kinds of configurations. SOLUTION: This armrest 20 is equipped with an armrest body 30 placed upright at the side of a seat and an outer covering board 40 mounted on the upper surface of the armrest body 30. A certain number of inserting pins 51 are placed vertically on the upper surface of the armrest body 30, and a three- steps hole 41 opposing to each inserting pin 51 is formed on the bottom surface of the outer covering board 40. A push nut 52 which allows the movements of the inserting pin 51 in an inserting direction and interrupts the movements of the inserting pin 51 in a direction opposite to the inserting direction is mounted in the three-steps hole 41.
Patent JP-2002326604-A (JP)
Title: Packaging processing device for packaging machine
Inventor: IKEMOTO IWAO
IPC: B65B3/04
Filed: 2001-04-27
Abstract: PROBLEM TO BE SOLVED: To simplify the structure of a filling device which fills a liquid-form substance to a bag moving on an arc-shape path at a fixed speed, and miniaturize the device. SOLUTION: A vertically movable member 23 is vertically movably attached to a reciprocating-turning member 21, and a plurality of filling nozzles 25 are attached to the vertically movable member 23. An endless chain 2 on which grippers are provided with equal intervals is continuously rotated by a sprocket 1. To the sprocket 1, a first vertically movable cam 27 having a circular shape, which rotates together, is attached, and a second vertically movable cam 30 having an arc shape is fixed in the vicinity of the first vertically movable cam 27. Then, a cam roller which is attached to the lower section of the vertically movable member 23 is made to roll on the first and second vertically movable cams 27 and 30.  When the reciprocating-turning member 21 follows (goes out) the bag, the cam roller rolls on the second vertically movable cam 30, and makes the vertically movable member 23 descend, and then, ascend. When the reciprocating-turning member 21 returns, the cam roller rolls on the first vertically movable cam, and keeps the vertically movable member 23 at the ascending location.
Patent JP-2002330139-A (JP)
Title: Wireless lan system
Inventor: ODAWARA ATSUHIRO
IPC: G08B25/01
Filed: 2001-05-02
Abstract: PROBLEM TO BE SOLVED: To provide a central supervising system of thefts where LAN is constructed using radio communication system. SOLUTION: The wireless LAN system provides a note-type PC 101 and a PC 103 and the note-type PC 101 provides a wireless communication part 106 which sends a signal in a certain time interval. The PC receives the signal transmitted in a certain interval from the note-type PC 101 and provides a radio signal strength detector 102 which detects the strength of the signal.
Patent JP-2002299836-A (JP)
Title: Polyimide multilayer wiring circuit substrate using field deposit polyimide
Inventor: AOYANAGI MASAHIRO
IPC: H05K3/46
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a polyimide multilayer wiring circuit substrate structure which can greatly improve impedance matching in a through hole, and its manufacturing method. SOLUTION: A polyimide multilayer wiring circuit board structure is prepared by depositing a polyimide insulation film by a field deposition method by using a conductive basic member consisting of a metallic foil plate and a semiconductor thinned substrate to a through hole provided to the member by laser processing, etching processing or the like and thereafter a through hole is filled up with a metallic wiring material, and furthermore a metallic wiring layer and a polyimide insulation layer are deposited in turn in a front and a rear of a basic member. A via connection structure inside a polyimide multilayer wiring circuit substrate is formed by depositing a thin polyimide insulation film in a through hole provided to a basic member of a ground potential and filling up other holes with a metallic wiring material.  Since a via connection structure is a coaxial line structure, an impedance of a via connection structure can be set at an arbitrary low value.
Patent JP-2002333649-A (JP)
Title: Automatic exposure controller for camera
Inventor: KISHIMOTO MASAAKI
IPC: G03B7/17
Filed: 2001-05-10
Abstract: PROBLEM TO BE SOLVED: To provide an automatic exposure device for a camera by which useless light emission of a stroboscope is reduced in the case of back light and also appropriate exposure is realized. SOLUTION: A CPU 11 decides whether or not a main object is in a back light state through a main photometric element 21 and a sub photometric element 23, and allows a stroboscope to emit light at the exposing time in the case of deciding that the main object is in the back light state, and it compares a distance to the main object obtained by measuring the distance to the main object through a range-finding circuit 25 with the effective coverage distance of the stroboscope arithmetically calculated based on diaphragm value information set at the exposing time, film sensitivity information and stroboscope guide number information. When the distance to the main object is longer than the effective coverage distance, the CPU 11 inhibits the light emission of the stroboscope and also corrects a difference ΔBv while limiting the luminance of the main object to 2 Bv.
Patent JP-2002335930-A (JP)
Title: System for treating crop
Inventor: MIYATA HISANORI
IPC: A23N15/00
Filed: 2001-05-14
Abstract: PROBLEM TO BE SOLVED: To provide a system for treating crops, capable of accurately and smoothly performing works of treating the crops to have a prescribed treated state and capable of achieving labor saving and efficiency improvement. SOLUTION: This system comprises putting a green onion A transported by a receiving conveyor 15, on a loading part 42 of an aligning conveyor 41, in a nearly oblique posture with a root part Ac low, cutting a leaf part Aa and the root part Ac to have an even length with an equally cutting device 40, then making the green onion A to have a nearly vertical posture and to be held so as to transfer along a circular path with a transporter 20, peeling a skin Ad of the green onion A with a separator 8, then making the green onion to have a nearly horizontal posture and putting on a collecting conveyor 67, feeding the green onion A transferred with the collecting conveyor 67 to a sorting equipment 72 and sorting the green onion according to predetermined classifying items (e.g. same grade or weight).
Patent JP-2002337347-A (JP)
Title: Liquid jet head and its manufacturing method
Inventor: WATANABE HIDENORI
IPC: C23F1/40
Filed: 2001-05-15
Abstract: PROBLEM TO BE SOLVED: To provide a liquid jet head and its manufacturing method whereby an opening width of a liquid supply port of the side shooter type liquid jet head can be always accurately formed without depending on a state of an Si substrate which constitutes the head. SOLUTION: An Si crystal structure of a liquid supply port formation part at the front face side of the silicon substrate 1 having a surface crystal orientation of <100> is broken by injecting ions of impurities. The substrate 1 is anisotropically etched from a rear face. The anisotropic etching is made to reach a region 8 where the crystal structure is broken. Thereafter, the region 8 is etched and removed with the utilization of the feature that an etching speed of the region 8 where the crystal structure is broken is considerably high and the region has no anisotropic properties.  As a result, the opening width at the front face side of the liquid supply port can be accurately formed to be nearly equal to a width of the region 8 without depending on the state of the Si substrate, and a distance between an end of the liquid supply port and a discharge energy-generating element can be formed highly accurately as designed.
Patent JP-2002342287-A (JP)
Title: Method of accessing information system, information system equipped with nonpublic information protecting function and recording medium stored with program for realizing the same
Inventor: HAYAKAWA TADASHI
IPC: G06F21/84
Filed: 2001-05-15
Abstract: PROBLEM TO BE SOLVED: To protect information of a password, even at incorrect inputting a password at inputting a user ID, in an accessing method to an information system for inputting the user ID and the password. SOLUTION: By setting preliminarily restriction, a character available for leading character of a password can be inhibited from being used for the leading character of a user ID; and even if a user incorrectly enters the password at inputting the user ID, the leading input character is turned to be the inhibited character, it can be determined that the user has not been entered, and that the password can be prevented from being displayed on a screen. Therefore, a safe information system can be provided for protecting password information.
Patent JP-2002083597-A (JP)
Title: Lithium secondary battery
Inventor: NAGURA KENSUKE
IPC: H01M10/05
Filed: 2001-05-16
Abstract: PROBLEM TO BE SOLVED: To provide a lithium secondary battery having higher energy density and a longer cycle life than the conventional ones. SOLUTION: This lithium secondary battery is composed of a positive electrode capable of occluding and discharging lithium, a nonaqueous electrolyte, and a negative electrode capable of occluding and discharging lithium, and its feature is that the negative electrode contains a nitride expressed by a general formula: LixAyMezN (A is boron, silicon or aluminum, Me is at least one kind selected from a group comprising a transition metal element and a metal element in an iiiB-VB group, and 0<x<3, 0<y<=1, 0<z<=1 and 0<x+y+z<=3 are satisfied).
Patent JP-2002351354-A (JP)
Title: Thin-film transistor array substrate, method of manufacturing thin-film transistor array substrate and display device
Inventor: HIROMASU YASUNOBU
IPC: G09F9/30
Filed: 2001-05-18
Abstract: PROBLEM TO BE SOLVED: To provide a thin-film transistor(TFT) array substrate, a method of manufacturing the TFT array substrate and a display device. SOLUTION: This TFT array substrate includes an insulating substrate 12, TFTs formed in a matrix form on the insulating substrate 10 and extraction wires 46 electrically connected to the TFTs. A gate insulating film 32 is formed in the upper parts of the extraction wires 46 and a passivation film 38 is formed in the upper part of the gate insulating film 32. Further, an interlayer insulating film 42 including an organic polymer formed with ends is formed. Etching stoppers 50 are formed on the upper parts of at least either of the gate insulating 32 or passivation film 38 exposed from the end 48 of the interlayer insulating film 42.
Patent JP-2002344119-A (JP)
Title: Method for manufacturing wiring board
Inventor: SUZUKI TOSHIYUKI
IPC: H05K1/02
Filed: 2001-05-21
Abstract: PROBLEM TO BE SOLVED: To accurately and easily cut off circuit patterns from each other by removing connecting patterns. SOLUTION: At the time of forming the circuit patterns 12 on a board 10 provided with projecting sections 11 on its surface, the portions of the patterns 12 to be cut lastly are formed so as to pass over the projecting sections 11. Thereafter, the patterns 12 are cut off from each other by removing the portions of the patterns 12 passing over the projecting sections 11.
Patent JP-2002335925-A (JP)
Title: Powdered food product for beverage
Inventor: TAKAHASHI SAKIE
IPC: A23L2/70
Filed: 2001-05-23
Abstract: PROBLEM TO BE SOLVED: To obtain a powdered food product for a beverage, not causing coagulation due to reaction of proteins contained in a creamy powder with calcium, nor causing suspended matter nor any precipitate due to demulsification after being dissolved in an aqueous medium, capable of giving a beverage having an attractive appearance, and durable in long-term distribution and storage, even though the powdered food product contains the creamy powder and a calcium component. SOLUTION: This powdered food product for the beverage contains a granulated material comprising an ionic surfactant and the creamy powder, the calcium component, and a sucrose fatty acid ester.
Patent JP-2002352035-A (JP)
Title: Method and system for operating support group
Inventor: TAKAHASHI TAKUYA
IPC: G06Q50/00
Filed: 2001-05-23
Abstract: PROBLEM TO BE SOLVED: To provide a method and a system for operating a support group, which operate the support group like a fan club supporting an active person like an artist and provide information about him or her. SOLUTION: The system for operating the support group, which operates and manages the support group supporting the active person is provided with a payment management method which manages payment information related to members' payment to the support group and payment classification information showing the classifications of payment methods, a payment classification discrimination means which judges whether payment is in the classification of a payment method requiring a prescribed payment slip or not on the basis of the payment classification information, and a payment slip transmission means which generates payment slip data to be entered in the prescribed payment slip from payment information on the basis of the judgment result of the payment classification discrimination means and transmits this payment slip data to a payment slip issuer, who issues the prescribed payment slip,  through a network.
Patent JP-2002351543-A (JP)
Title: Unmanned carrier system
Inventor: KOMOTO HOMARE
IPC: B61B13/00
Filed: 2001-05-24
Abstract: PROBLEM TO BE SOLVED: To avoid the collision of carriers at a merging section and also to prevent the carriers on both routes from uselessly stopping at this side of the merging section for avoidance of the collision in the case a carrier route consists of a main route, a side route and their fork/merging sections and the carriers are made to automatically travel along the carrier route. SOLUTION: A light shading type sensor 21 for detecting the passing of a carrier 10 is installed at the main route 2 at this side of the merging section. A recognition mark 31 to be a detection object from the carrier 10 is arranged at the side route 3 at this side of the merging section, and a signal device 4 is arranged at the merging section. The recognition mark 31 is detected by an optical sensor 16 of the carrier 10S, and the detection signal is transmitted to the signal through optical communication equipment 15 and 45. The signal device 4 transmits the detection signal and a detection signal by the light shading type sensor 21, the transmitted signals are received by the carriers 10M and 10S at this side of the merging section, and the controllers 11 of the carriers 10M and 10S decide stopping or advance on the basis of the received signals.
Patent JP-2002349006-A (JP)
Title: Concrete plate for forming faulting slab, faulting slab structure and method for manufacturing the same
Inventor: MIYAJIMA TAKESHI
IPC: E04B5/43
Filed: 2001-05-24
Abstract: PROBLEM TO BE SOLVED: To provide a concrete plate for a faulting slab, the faulting slab and a method for forming it in the market by using the concrete plate with hollow holes in which a prestressed PC steel formed by a slip former is installed lengthwise, especially one that is lightweight and easy to form at low cost. SOLUTION: The concrete plate employs a concrete slab A0 with the hollow holes in which a prestressed PC steel 21 formed by the slip former lengthwise is installed. It is cut in required length. A slit 25 and a broad hollow 27 that reach a hollow hole 20 are formed from the surface 24 of a contact end 23. An anchor reinforcing rod 35 with a hook 39 at the extremity is inserted into the end of a guard 38 in the root of the slit 25 and the broad hollow 27. The anchor reinforcing rod 35 and the concrete plate are unified by filling the slit 25 with mortar 50 or the like.
Patent JP-2002351219-A (JP)
Title: Developing device, process cartridge and image forming device
Inventor: IWASAKI OSAMU
IPC: G03G15/08
Filed: 2001-05-29
Abstract: PROBLEM TO BE SOLVED: To provide a developing device, a process cartridge and an image forming device capable of preventing poor recovery of a residual developing toner due to an image output condition, and of obtaining an image output stable for a long period of time. SOLUTION: As the residual developing toner Td proceeds from an opening side O (a front side) to a neighboring side (an innermost side) N of a wedge- shape GAP of a plate recovery member 17 with rotation of a developing roller 1, the residual developing toner Td starts flying from the developing roller 1 to the plate recovery member 17 side. When the polarity of a recovery bias applied to the plate recovery member 17 becomes reverse polarity, the residual developing toner Td flies reverse from the plate recovery member 17 side to the developing roller 1 side. Thus, the residual developing toner Td is discharged to the opening side O so as to jet from the wedge-shape GAP, and is recovered into a developing container.
Patent JP-2002356435-A (JP)
Title: Skin care preparation
Inventor: SONODA ICHIRO
IPC: A61K8/00
Filed: 2001-05-29
Abstract: PROBLEM TO BE SOLVED: To provide a skin care preparation effective for suppressing complicate inflammatory reactions of the skin, etc., and exhibiting synergistically increased effect for preventing or ameliorating the roughened skin and the damaging or aging of the skin. SOLUTION: One or more substances selected from the extract of Puerariae Radix and a fraction of the extract or 4',7-dihydroxyisoflavone are used in combination with a cell activation agent and included in a base of a skin care preparation. The cell activation agent is preferably one or more substances selected from yeast extract, supernatant of yeast culture liquid, extract of specific plants having cell activation activity such as asparagus, avocado and a plant of genus Aloe, a hydroxyfatty acid, its salt and derivative, nucleic acid and its relating substance, protein extracted from shell membrane and a mixture of high fructose corn syrup.
Patent JP-2002358311-A (JP)
Title: Composition and construction and maintenance technique for next generation telephone directory database, and operation control system for the database
Inventor: SORA KUNIHIKO
IPC: G06Q50/00
Filed: 2001-05-31
Abstract: PROBLEM TO BE SOLVED: To provide the latest identity information and publicity information to information publisher terminals and general user terminals. SOLUTION: The method for composition and construction and a maintenance technique for the next generation telephone directory database and the operation control system for the system has an operation control center additional data items to a telephone directory database (1) and additional information data items to the database (2), and a plurality of information publisher terminals and general Web site user terminals connected to a server of the center via a network (3).
Patent JP-2002354905-A (JP)
Title: Agricultural working vehicle
Inventor: ISHIBASHI FUMIO
IPC: A01B63/114
Filed: 2001-05-31
Abstract: PROBLEM TO BE SOLVED: To provide an agricultural working vehicle with which an excellent tilling operation can be readily carried out by a rotary implement without causing an untilled soil, etc. SOLUTION: In this agricultural working vehicle which is equipped with a direction sensor 29 for detecting the direction of the body of the working vehicle and a GPS receiver 20 for recognizing the traveling position of the body and travels the body of the working vehicle by itself on the basis of the direction sensor 29 and the GPS receiver 20, the working vehicle is furnished with an implement rise and fall position sensor 28a for memorizing the lowering action of the rotary implement 12 to be attached to the body of the working vehicle and the target tilling start position of the implement 12 is made in coincident with the end position of the lowering action.
Patent JP-2002355129-A (JP)
Title: Meal serving wagon, meal serving wagon of electromagnetic induction heating, and dishes
Inventor: HAYASHI TAKAHIRO
IPC: A47B31/02
Filed: 2001-05-31
Abstract: PROBLEM TO BE SOLVED: To provide a meal serving wagon of electromagnetic induction heating, which can generate stable heating by setting a correcting means to a change in power voltage of commercial AC power. SOLUTION: Dishes are heated by electromagnetic induction heating using an inverter, which comprises a resonant circuit which drives coils of electromagnetic induction heating connected in parallel to resonate with a resonant condenser, a switching transistor which adjusts input to the load of the resonant circuit, and a control device which outputs gate signals to the switching transistor in order to correct and regulate the change of input to the load of the resonant circuit according to a change in source voltage.