baber/WOPTO huggingface dataset:
Patent JP-2004015464-A (JP)
Title: Gm amplifier and gm-c filter
Inventor: OYAMA TETSUTARO
IPC: H03H11/04
Filed: 2002-06-07
Abstract: <P>PROBLEM TO BE SOLVED: To obtain mutual conductance which does not depend on the temperature coefficient of a resistor and to obtain a gain which does not depend on a temperature change.  <P>SOLUTION: A bias current generating circuit 14A generates a bias current IB which is independent of temperature, in order to compensate for the temperature dendence of the mutual conductance of a Gm amplifier. The bias current generating circuit 14A comprises a reference resistor R1; a constant-current source circuit 31 connected to one end of the reference resistor R1; a Gm amplifier 24 for inputting the potential difference of both ends of the reference resistor R1; a current source 23 connected to the output side of the Gm amplifier 24; a voltage bias generating circuit 21 for generating a bias voltage which regulates the input common-mode voltage of the Gm amplifier 24 in response to the difference between the current source 23 and the Gm amplifier 24; and a bias conversion circuit 25 for converting the bias voltage generated by the voltage bias generation circuit 21 into a bias current to be outputted.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004014845-A (JP)
Title: Manufacturing method of interposer
Inventor: SHIRAISHI AKINORI
IPC: H01R33/76
Filed: 2002-06-07
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the manufacturing costs by improving the manufacturing yields of an interpose having a contact terminal formed in a flex shape on both surfaces of a support substrate.  <P>SOLUTION: The manufacturing method of the interpose comprises a process for coating both surfaces of the substrate 30 with an insulating film, and for forming the insulating film on one surface of the substrate on a resist pattern 32a where a site for forming the contact terminal is exposed; a process for performing wire bonding for bonding the base edge of the wire to the exposed section of the resist pattern, and for forming a contact terminal 40 having a flexed section where the base edge side and the tip side are formed in a flex shape and a middle section for connecting the base edge side and the flex section of the tip side; a process for coating a surface where the contact terminal of the substrate is formed to a depth where a flex section 40a at the base edge side of the contact terminal is buried by the insulating film 44; a process for laminating a resin material that becomes a support substrate 46 to a depth for burying the middle section 40b of the contact terminal on the surface of the insulating film; and a process for removing the insulating film 44 and the substrate 30.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004013073-A (JP)
Title: Optical modulator
Inventor: TOKIZAKI SHINYA
IPC: G02F1/017
Filed: 2002-06-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical modulator capable of reducing a voltage dependency causing the deterioration of a wave form.  <P>SOLUTION: In the optical modulator for controlling light absorption in absorbing layers by controlling an applied voltage, the absorbing layers are composed of a multiple quantum well structure body of which the barrier layers and well layers are alternately laminated and the upper and lower faces are formed with a barrier layer, and a bulk semiconductor layer which is formed adjacent to the multiple quantum well structure body on at least one of the upper and lower faces of the multiple quantum well structure body. In order to correct the variation in the refractive index Δn of the multiple quantum well (MQW) structure body more precisely, the bulk semiconductor layers at the absorbing layers are formed on both sides of the upper and lower faces of the multiple quantum well structure body.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004016866-A (JP)
Title: Heavy metal treating agent comprising metal-containing amine phosphate and method for solidifying heavy metal using the same
Inventor: HORIE HARUYUKI
IPC: B01J20/22
Filed: 2002-06-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heavy metal treating agent effective even to oxo-anionic heavy metals difficult to treat by a conventional technique and to further provide a material capable of easily and effectively treating both cationic and oxo-anionic metals.  <P>SOLUTION: A metal-containing amine phosphate containing a metal such as Mg, Ca, Al, Zr, Ti, Zn, Ni or Fe and an amine such as ethylenediamine is used as the heavy metal treating agent for soil or the like contaminated by heavy metals.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004020702-A (JP)
Title: Optical cable junction box
Inventor: YANAGAWA HIROHIKO
IPC: H05K5/02
Filed: 2002-06-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a junction box capable of reducing hydrogen dispersion to an optical fiber and reducing an increase of H<SB>2</SB>loss and OH loss at low cost, without special treatment for air tightness or water tightness.  <P>SOLUTION: This optical cable junction box is used for connecting and branching optical cables, and has an opening 3 communicated with the outside atmosphere at at least a part of an outer peripheral surface. The opening 3 is formed into a mesh or slit shape. Accessory parts used inside and outside of the junction box 2 are formed of non-metal material like plastics.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004016598-A (JP)
Title: Pachinko game machine
Inventor: ENOMOTO HIROSHI
IPC: A63F7/02
Filed: 2002-06-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pachinko game machine capable of sufficiently enhancing the game performance of the pachinko game machine by allowing a player to perform the appropriate control etc., while operating an operation switch disposed on the front face of the game machine, according to the operation.  <P>SOLUTION: The pachinko game machine with the operation switch on the front face of the game machine comprises a main control circuit board for controlling a solenoid, switches, etc. of the pachinko game machine and a plurality of sub control circuit boards for controlling a pattern display, sound, and lamp display or the like. The operation switch is connected to the main control circuit board and at least to one sub control circuit board. The operation switch is connected to one of the sub control circuit board and the operation condition of the operation switch is transmitted from the sub control circuit board to the main control circuit board or to the other sub control circuit boards.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004016182-A (JP)
Title: Cultivation robot system
Inventor: OOTA YOSHIJI
IPC: A01M1/00
Filed: 2002-06-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cultivation robot system capable of realizing an efficient cultivation control of crops.  <P>SOLUTION: This cultivation robot system equipped with one or a plurality of cultivation robots 102, a cultivation-controlling unit 105 for treating data obtained by the cultivation robots and an outside environmental monitoring unit 106 for obtaining outside information and transmitting it to the cultivation-controlling unit 105 is used for controlling the extent of growth of cultivated crops 101 in a green house 100. The cultivation robot 102 equipped with a temperature and humidity sensor, a wind power sensor, an illuminance sensor, or the like, is a small fluttering robot having a flying function or hovering function, and can obtain data such as temperature, humidity, air flow, illuminance, in the green house 100 three-dimensionally for grasping the growing environment of the crops 101 accurately.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004026533-A (JP)
Title: Method and tooling for manufacturing glassware
Inventor: YAMAMOTO KAN
IPC: C03B23/06
Filed: 2002-06-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a glassware capable of easily performing processing work such as decoration molding of a glassware having a hollow portion.  <P>SOLUTION: Softened glass 29 is wound around the outer diameter of a coil 21, subjected to decoration molding and solidified. Then, a supporting iron core 23 is pulled out of the coil 21, and the coil 21 is pulled out of the solidified glass 29. Thus, a hollow portion 31a of an eye bead 31 is formed. As the glass 29 attaches to the coil 21 along the irregularity of the diameter of the coil 21, a bonding strength between the coil 21 and the glass 29 is high. Therefore, force applied to the glass 29 during the decoration molding work does not hardly break the bonding between the coil 21 and glass 29. On the other hand, the coil 21 can be easily pulled out of the solidified glass 29 by reducing the coil diameter by twisting the coil 21 or the like after the supporting iron core 23 is pulled out of the coil 21.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004030093-A (JP)
Title: Method for analyzing gene expression data
Inventor: TOMITA HIROYUKI
IPC: G06F17/30
Filed: 2002-06-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and equipment for knowledge search based on gene expression data (also called a gene expression profile) using a DNA micro-array or the like.  <P>SOLUTION: The knowledge search is done through: a process receiving the gene expression data; a process receiving class information; a process extracting a genetic group related to class classification by using a data mining technique; a process executing annotation with respect to the genetic group; a process extracting the common rule of the genetic group related to the class classification based on the genetic annotation; and a process executing the data mining using constraint conditions based on the common rule.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004035124-A (JP)
Title: Method of controlling blowing amount for powder blowing tank
Inventor: HIRATA SHOICHI
IPC: B65G53/66
Filed: 2002-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To restrain a deviation between actual and target pressures of a powder blowing tank at the time of changing powder and starting blowing control, and improve controllability of blowing amount.  <P>SOLUTION: When the powder which the powder blowing tank 3 handles is changed and blowing motion of the powder is started, an initial pressure correction part 23 selects a polygonal line which corresponds to the changed powder among the polygonal lines 26a, 26b to 26n which indicate a relationship between suction amount and correction pressure prepared in advance. The initial pressure correction part 23 refers to the selected polygonal lines 26a to 26n for the blowing amount and pressure based on the target value of the blowing amount of the powder which is set at a powder blowing amount control part 21 to output the target pressure of the powder blowing tank 3.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004036705-A (JP)
Title: Butterfly valve and water storage tank using the valve
Inventor: KANETOKU NAOKI
IPC: F16K47/02
Filed: 2002-07-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a butterfly valve capable of effectively preventing cavitation by surely filling air into a pressure reduced area.  <P>SOLUTION: This butterfly valve 1 comprises a tubular valve box 2 having a hollow part functioning as a flow passage 5 and a valve element 6. The valve element 6 can be rotated around a rotating shaft 7. A plurality of atmosphere inflow holes 8 for making the atmosphere flow into the flow passage 5 are circumferentially provided, parallel with each other, in the peripheral wall part 3 of the valve box 2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004039425-A (JP)
Title: Two-directional lever switch
Inventor: TANAKA HIDEJI
IPC: H01H21/02
Filed: 2002-07-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a small-sized switch which meets high necessity of so-called normally open type switch in which right or left movable contact point is pressure contacted to the right or left fixed contact point of case side to make switch ON, when an operating lever is rotated to the right and left direction, and furthermore, which is endurable in high frequency usage, and is highly precise and strong.  <P>SOLUTION: In a two-directional lever switch, a U-shaped contact point spring lamina, forming each peak-shaped part on right and left spring plates of which tips are made the movable contact points, is provided between the operation lever having cam protrusions and a case provided with fixed contact points. When the operation lever is rotated by a prescribed angle to rightward or leftward, its cam protrusion runs aground on the peak-shaped parts of either right or left spring lamina of the U-shaped contact point spring piece to bend the spring lamina in the opposite direction, then the switching, which is to pressure contact (switch on) its movable contact points to either right or left fixed contact points, is carried out.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003115890-A (JP)
Title: Protocol conversion device, communication device, communication program storage medium and communication system
Inventor: TAKAMATSUYA YOSHIHIRO
IPC: H04W76/04
Filed: 2002-07-03
Abstract: PROBLEM TO BE SOLVED: To attain miniaturization and reduction of costs in a protocol conversion device or the like locate between a personal computer (PC) and a portable telephone set (MS), for example, for mutually converting communication systems (USB system and PDC system, for example). SOLUTION: A radio protocol packet is packed in a USB protocol header/ footer as a whole or only by detaching the USB protocol header/footer, the radio protocol packet is generated.
Patent JP-2004036771-A (JP)
Title: Flow regulator
Inventor: YOKOTA TAKAYUKI
IPC: F16K7/06
Filed: 2002-07-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a flow regulator capable of accurately controlling the flow of fluid and easily and surely regulating the flow by suppressing a variation, with time, in the flow of the fluid such as infusion solution from a specified regulated flow.  <P>SOLUTION: This flow regulator 1A comprises a tubular body 4 forming a flow passage, a flow passage control member 5 made of a hard material having one surface side 51 in which a control groove 53 having a cross section gradually varying along a longitudinal direction is formed and the other surface side 52 disposed in the tubular body 4 so as to be fitted to the inner surface of the tubular body 4, a support body 2 supporting the tubular body 4, and a working member 3 engaged with the support body 2 movably along the control groove 53 and having a pressing part 31 pressing the inner surface of the tubular body 4 against one surface side 51 of the flow passage control member 5. Also the tubular body 4 is fixed to both end parts of the support body 2 through a first connection member 6 and a second connection member 7.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004034910-A (JP)
Title: Steering device
Inventor: ASANO SHINJI
IPC: B62D3/12
Filed: 2002-07-05
Abstract: <P>PROBLEM TO BE SOLVED: To increase buffer effect by a buffer bar body and provide comparatively large suppression force for suppressing movement of a guide body in the radial direction.  <P>SOLUTION: A steering device is provided with a rack shaft 2 capable of moving in the direction of axis length in accordance with steerng operation and the guide body 4 arranged on the opposite side to a rack teeth 2a of the rack shaft 2 and having a guide channel 41 guiding travel of the rack shaft 2. This guide body 4 holds the corrugated buffer bar body 8 which is recessed in the direction of slide onto a rack shaft side of the guide body 4 on an outer peripheral face on both end sides in the longitudinal direction of the guide channel 41 and projects in the direction of slide onto the rack shaft side of the guide body 4 on an outer peripheral face between both ends in the longitudinal direction of the guide channel 41.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004008727-A (JP)
Title: Walking assisting tool with standing-up assisting function, and movement and transfer assisting tool
Inventor: TOMIDOKORO HIDEO
IPC: A61H3/04
Filed: 2002-06-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a walking assisting tool with wheels having a standing-up assisting function, and a movement and transfer assisting tool.  <P>SOLUTION: When a person 7 sitting on the assisting tool puts the feet on a footrest 1 attached on a body of the assisting tool, the footrest goes down caused by the weight of the feet, the bottom face of the footrest is brought into contact with the floor, and the movement of the body of the assisting tool is suppressed by its frictional resistance. The assisting tool supports the person 7 from the shank to the knee diagonally from below so that the person 7 can stand up easily in a stable posture with less burden on the knee or the waist. The assisting tool is as secure and comfortable to sit as a wheelchair because the weight of the person 7 is dispersed and is supported by the footrest 1, a shank support 2, a handrail 3 and a hanging band or a seat plate 4 at the hip. The assisting tool is a multi-functional assisting tool and can be used as either a walking assisting tool or a movement and transfer assisting tool having the standing-up assisting function.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003347622-A (JP)
Title: Manufacturing method of piezoelectric element and piezoelectric element, manufacturing method of electrostrictive actuator and electrostrictive actuator, and manufacturing method of liquid jet head and liquid jet head
Inventor: CHO SHUNKA
IPC: B41J2/135
Filed: 2002-07-08
Abstract: <P>PROBLEM TO BE SOLVED: To improve the manufacturing efficiency of a piezoelectric element having a multilayered structure, and to provide a desired piezoelectric characteristic to the element.   <P>SOLUTION: The piezoelectric element formed on the surface of a diaphragm opposite to a pressure chamber 12 has a multilayered structure provided with a piezoelectric layer 31 consisting of an upper layer piezoelectric material 34 and a lower layer piezoelectric material 35 which are alternately laminated, and electrode layers 36, 37, 35 for generating an electric field to be applied to the layer 31. The common upper layer electrode 36 and common lower layer electrode 37 each are formed of comb-shaped electrodes consisting of base electrodes 42, 44 and a plurality of branch electrodes 43, 45 extending from the base electrodes to each piezoelectric layer 31. In polarization processing, the piezoelectric materials 34 and 35 are separately polarized, and polarization conditions thereof are independently set.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004042082-A (JP)
Title: Laser beam machining method
Inventor: MASHINO NAOHIRO
IPC: B23K26/382
Filed: 2002-07-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a laser beam machining method by which a through hole is formed by irradiating one side of an object to be machined consisting of a thinned silicon substrate and a film with laser beams while easily bringing its another side into contact with water.  <P>SOLUTION: When the silicon substrate 16 is irradiated with laser beams to form the through hole 18, a water retaining gel layer 14 retaining a moisture content capable of cooling the heated part of the silicon substrate 16 heated by the irradiation of the laser beams L on the internal layer is formed on a retaining board 12 retaining the silicon substrate 16, then the laser beams L are emitted to the silicon substrate 16 placed on the upper face of the water retaining gel layer 14 so that the one side is closely stuck thereto from the other side. thereby forming through hole 18.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004050196-A (JP)
Title: High-heat resistant impact property sliding nozzle plate brick
Inventor: YO CHIYUUTATSU
IPC: B22D41/32
Filed: 2002-07-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide an SN plate brick having a high-heat resistant impact property capable of balancing a high-strength and a high-corrosion resistance at a high order instead of the combined state of a conventional metallic carbon nitride in the service condition accompanied by decarburization, while having a carbon component.  <P>SOLUTION: The high-durability SN plate brick contains 3-15 mass % calcined alumina having an average grain size 4μm or finer inside a refractory including carbon materials, and 0.5-10 wt.% silica flour having the average grain size 20μm or finer and a BET ratio surface area 10 m<SP>2</SP>/g or more, producing a mullite bond inside the texture as a product by a heat load and is excellent in the heat resistant impact property without receiving any influence of the decarburizing process.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004052264-A (JP)
Title: Gutter bracket
Inventor: HARADA SHINPEI
IPC: E04D13/072
Filed: 2002-07-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gutter bracket for perfecting the strength of a gutter bracket body capable of preventing the damage or falling of the gutter bracket by fallen snow, sliding snow from a roof slope and freezing due to snow melting.  <P>SOLUTION: The gutter bracket body 1 constituted by forming a circular arc section 2 with a predetermined caliber to the inside and a supporting plate section 3 with a proper height to the outside is so constituted that a horizontally bent stopping section is provided to the circular arc section, at the same time, the stopping section is extended to have a projected piece 5 and a hooking section 6, a horizontally bent reinforcing section 7 is provided in the direction opposed to the stopping section to the bottom section of the supporting plate section, mounting vanes 13 branched in both right and left directions are provided to both up and down sides of the base end section of the supporting plate section and that both mounting vanes are fixed to a mounting plate 14 to provide a throating groove 16 in a proper position of the bottom section of the supporting plate section.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004049390-A (JP)
Title: Game machine
Inventor: WATANABE HIROO
IPC: A63F7/02
Filed: 2002-07-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a game machine capable of improving the game performance by allowing a player to play games continuously.  <P>SOLUTION: If a value in an excessive reserve counter 13e is "one" or over when a jackpot is made with released patterns, a success presentation for adding fifteen rounds, which is the game value equivalent to one jackpot (hereinafter, a round added success presentation), is displayed in the round when the one jackpot terminates, that is the fifteenth round of the game, and at the same time, "fifteen" is added to the value in a round counter 13y to continue the jackpot state, and thereby, a staggered jackpot is given to a player. Accordingly, a novel game performance can be provided, and game values advantageous to the player can be given continuously without terminating the jackpot state.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004051287-A (JP)
Title: Image forming apparatus
Inventor: YOSHIMURA KAZUTOSHI
IPC: B65H3/48
Filed: 2002-07-18
Abstract: <P>PROBLEM TO BE SOLVED: To realize an image forming apparatus capable of suppressing a double feeding by properly controlling a sorting fan.  <P>SOLUTION: This image forming apparatus comprises a sheet feed cassette 30 storing transfer paper sheets for image formation, a blowing means 135 blowing air for sorting to the transfer paper sheets stored in the sheet feed cassette, a sheet feed means 31 for feeding the transfer sheets from the sheet feed cassette, a double feed detection means 150 detecting the double feed of the transfer sheets when the sheets are fed by the sheet feed means, and a control means 101 controlling the air volume of the blowing means by referring to the results of double feed detection by the double feed detection means.  <P>COPYRIGHT: (C)2004,JPO