baber/WOPTO huggingface dataset:
Patent JP-2002033582-A (JP)
Title: Multilayer wiring board
Inventor: KAWATSU HIDEO
IPC: H01L23/12
Filed: 2000-07-14
Abstract: PROBLEM TO BE SOLVED: To overcome the problem such that, in a multilayer wiring board, the propagation delay time of respective signal interconnections is not uniform and that a ringing noise generated in the signal interconnections is increased. SOLUTION: A plurality of insulating layers 4, 5, 6, 7 are laminated. A first group of signal interconnections 2 which have a first interconnection length, a second group of signal interconnections 3 which have a second interconnection length, and a power supply layer or a grounding layer 8 which is situated between the groups of signal interconnections, are formed between different layers of the insulating layers. The first interconnection length is designated as L1, the second interconnection length is designated as L2, the relative permittivity of the insulating layers 4, 5 sandwiching the group of signal interconnections 2 is designated as εr1, and the relative permittivity of the insulating layers 6, 7 sandwiching the group of signal interconnections 3 is designated as εr2.  The multilayer wiring board 1 satisfies an expression of 0.8×(εr2/εr1)1/2<=L1/L 2<=1.2×(εr2/εr1)1/2 (where L1≠L2 and εr1≠εr2). The propagation delay time of the groups of signal interconnections is made identical, and the ringing noise can be reduced.
Patent JP-2002030917-A (JP)
Title: Exhaust emission control device
Inventor: HASEBE TOKIHIKO
IPC: B03C3/30
Filed: 2000-07-14
Abstract: PROBLEM TO BE SOLVED: To provide an emission control device constituted of an extremely simple mechanism suitable for removal of particulates such as carbon, etc., in exhaust gas of a diesel engine and free to after-mount on an existing engine. SOLUTION: A plural number of wall parts extending along the flowing direction of exhaust gas are provided in parallel in an exhaust gas passage by using a material of a strong dielectric substance such as Teflon (registered trademark) of a nature to be charged with static electricity by being easily electrified by friction, etc., in a normal state. As an example, a multiple pipe body is constituted by roughly coaxially arranging a plural number of pipes 11, 12, 13 different in diameter and made of the strong dielectric substance. When the exhaust gas passes the multiple pipe body, the particulates such as carbon, etc., in the gas are static-electrically attached on pipe inner and outer peripheral wall surfaces made of the strong dielectric substance, and the exhaust gas is purified.  The particulates such as carbon, etc., and other components are separated and removed by passing the exhaust gas in water or liquid by providing tanks 32, 33 to pass the exhaust gas in water and other specified liquid somewhere in an exhaust gas route.
Patent JP-2002031780-A (JP)
Title: Optical circulator and optical switch
Inventor: HOSHIKAWA MASAHARU
IPC: G02B27/28
Filed: 2000-07-18
Abstract: PROBLEM TO BE SOLVED: To obtain a high shielding characteristic while simplifying the constitution of an optical circulator and optical switch by using polarization beam splitters of a simple shape, and to realize an M×N type matrix optical switch. SOLUTION: This optical circulator includes a pair of the polarization beam splitters 14 and 16 having polarized light separating films 10 and 11 of a parallel or orthogonal relation and a non-reciprocal section 18 arranged therebetween. Both polarized light separating films, a Faraday rotator 20 and a half wave plate 22 are arrayed in one row and are provided with ports facing the adjacent two surfaces of the polarization beam splitters. Polarizers 24,..., 27 are annexed to the respective ports and unnecessary polarized waves for inputting and outputting the P polarized light and S polarized light are removed. When polarizer control sections consisting of birefringent elements and half wave plates are arranged in place of the polarizers, the independence from the polarized light is made possible.  When the non-reciprocal section is changed with a variable polarized wave rotating section, the optical switch can be constituted. The matrix optical switch can be constituted when these optical switches are arrayed in a grid form.
Patent JP-2002040718-A (JP)
Title: Carrier for electrophotography and producing method thereof
Inventor: ONODA YOSHIHIRO
IPC: G03G9/113
Filed: 2000-07-24
Abstract: PROBLEM TO BE SOLVED: To provide a carrier for electrophotography which has high picture image quality, has no bias leak of development and is excellent in durability. SOLUTION: This carrier for electrophotography is constituted in such a manner that an inorganic covering layer is formed on the surface of magnetic oxide core material and, furthermore, a resinous covering layer is formed thereon.
Patent JP-2002037594-A (JP)
Title: Stepped cargo handling vehicle
Inventor: MATSUO HIROSHI
IPC: B66F9/075
Filed: 2000-07-24
Abstract: PROBLEM TO BE SOLVED: To provide a stepped cargo handling vehicle ensuring handling operation while preventing the side movement of an operator due to inertia during turning. SOLUTION: The stepped cargo handling vehicle 1 comprises an up-and-down movable folk 10 having a wheel 10a, a body 11 in which a driving portion of the folk 10 is built, a steering wheel 12 provided on the bottom face of the body 11, a handle 13 provided on the upper side of the body 11 for operating the steering wheel 12, and a step 15 provided at the rear side of the body 11 for accommodating an operator 14 of the handle 13, so that the handle 13 can be turned to the opposite side to the turning direction when turning. A holding member 16 is provided for holding the operator 14 to prevent the side movement of the operator 14 due to inertia operating on the operator 14 during turning.
Patent JP-2002037573-A (JP)
Title: Feeder in elevator car
Inventor: KUROSAWA TOSHIAKI
IPC: B66B11/02
Filed: 2000-07-25
Abstract: PROBLEM TO BE SOLVED: To provide a feeder in an elevator car eliminating the need for work on the top of an elevator car and facilitating work for inspecting and exchanging a battery. SOLUTION: The battery 1-8 is installed at the lower part on the outside of the elevator car 1-1 using a mounting bracket 1-6. An open/closed cover 1-10 is provided at a position where the installed battery 1-8 can be inspected and exchanged, for covering a floor plate 1-1a or a side plate 1-1b. The open/ closed cover 1-10 can be open/closed at the interior of the elevator car 1-1.
Patent JP-2002034454-A (JP)
Title: Flavoring oil and method for producing bread using the same
Inventor: TSUJINAKA TAKUYA
IPC: A21D13/00
Filed: 2000-07-26
Abstract: PROBLEM TO BE SOLVED: To obtain a flavoring oil (fat) that can enhance and retain the taste and flavor of fresh baked bread, and to provide a method for producing bread using the same. SOLUTION: Fat or oil, roasted products of cereals or processed cereals, saccharides and water are mixed and fermented with a yeast suspension. The fermented product is heated at 100-180 deg.C thereby evaporating moisture to allow the flavor components to migrate into fat or oil, then the solid portion is removed by separation to give the objective flavoring oil. This flavoring oil is used to produce the objective flavor-enhanced bread.
Patent JP-2002044283-A (JP)
Title: Interavailability system between cable television and telephone line
Inventor: ANAMIZU HIROMITSU
IPC: H04N21/258
Filed: 2000-07-27
Abstract: PROBLEM TO BE SOLVED: To provide an interavailability system between cable television (CATV) and a telephone line for utilizing facilities of a telephone service center by utilizing a line network of cable television as a public switched telephone network. SOLUTION: The public switched telephone network is connected to the cable lines of cable television companies established at various places to use the cable lines as a telephone line and as a line for data communication, thereby effectively utilizing the cable lines of the cable television. Also, the relationships between IP addresses or members' ID number of the cable television and telephone numbers are managed in a database to make a call by using the database or to utilize as encryption for security. Furthermore, contents stored in the center are commonly used to utilize the system effectively.
Patent JP-2002038604-A (JP)
Title: Suspending metal fitting for ceiling suspending bolt
Inventor: OMURA MAKI
IPC: F16B1/00
Filed: 2000-07-31
Abstract: PROBLEM TO BE SOLVED: To provide a suspending metal fitting for a ceiling suspending bolt capable of stably supporting the suspending bolt with the lapse of time by improving a lower seat fitted and joined to a female screw shaft as a body. SOLUTION: In this suspending metal fitting installed by being inserted from above into an installing hole bored in a deck plate, the suspending metal fitting is formed by fitting and installing an upper seat for pressing down the port edge of the installing hole from above by resiliency and the lower seat for receiving the edge by the upper seat from below as the pressing-down reaction to and on the female screw shaft as the body for threadably attaching the ceiling suspending bolt, and the lower seat is formed in a cylindrical shape by a corrosion resistant metal such as stainless steel, and plural seat valves for receiving the port edge are formed so as to correspond to the insertion by elastic deformation, and an annular recessed groove is arranged on the outer periphery of the female screw shaft for installing the lower seat,  and a calking part joined to the annular recessed groove is formed in a fitting part of the lower seat by press working.
Patent JP-2002043845-A (JP)
Title: Oscillator and method of controlling the same
Inventor: KOBAYASHI SACHIHIRO
IPC: H03B5/06
Filed: 2000-07-31
Abstract: PROBLEM TO BE SOLVED: To provide an oscillator and a method of controlling the same which can surely oscillate, even when it is driven with a low drive power. SOLUTION: The oscillator 10 can be started surely to oscillate, by turning on and off a switch 31 at half-period intervals of a Schmitt trigger oscillator 32 to repeat starting and stopping a piezoelectric oscillator circuit 2 until it oscillates normally, thus providing many chances for the transient response with the growth of the oscillation amplitude of the piezoelectric oscillator circuit 2.
Patent JP-2001086529-A (JP)
Title: Input signal sample processing method and input signal sample processor
Inventor: MCINTYRE JAMES HENDRIE
IPC: H04N1/60
Filed: 2000-07-31
Abstract: PROBLEM TO BE SOLVED: To practically reduce the possibility that nonstandard images remain in video images after standardization processing by providing a means for biasing an adjustment coefficient and a means for combining the biased adjustment coefficient and an input signal sample to standardize the signal sample, etc. SOLUTION: A color standardization processing circuit 30 converts nonstandard color pixels inside a video image to standard color pixels by applying the adjustment coefficient supplied from an input channel 36 in accordance with a standardization method indicated by control signal 18'. Standardized color signal samples are supplied through an output channel 37 to a color format processing circuit 38. The color format processing circuit 38 re-converts the standardized color signal samples to a 4:2:2 format and supplies the color signal samples to a signal duplication circuit 40. The signal duplication circuit 40 duplicates the standardized color signal samples of the 4:2:2 format and outputs them as first and second output signals 12 and 14.
Patent JP-2002048950-A (JP)
Title: Light transmitting and receiving device
Inventor: KATAYAMA MASATOSHI
IPC: H01L31/0232
Filed: 2000-08-01
Abstract: PROBLEM TO BE SOLVED: To solve the problem that since a transmitting circuit 31 and a receiving circuit 33 are mounted on the same surfaces of circuit substrates 32 and 34 in the conventional practice, a light transmitting and receiving device have a form in which the transmitting circuit 31 and the receiving circuit 34 are arranged in a lateral line, a plainly viewed area becomes large as the whole of the device and a large motherboard becomes necessary also. SOLUTION: This light transmitting and receiving device has constitution in which a transmitting circuit 4 and a receiving circuit 5 are provided by being divided on the surface and the back of an insulated substrate 3 as a circuit board.
Patent JP-2001223202-A (JP)
Title: Method of reducing thickness of semiconductor wafer and device for gliding back face of semiconductor wafer
Inventor: IWASAKI NORIKI
IPC: H01L21/306
Filed: 2000-08-04
Abstract: PROBLEM TO BE SOLVED: To enhance the quality and reliability of a semiconductor device by eliminating the contamin of the wafer surface. SOLUTION: A protective tape 12 is pasted on the surface of a wafer 11, and the back of the wafer 11 is ground and etched, where the outer diameter W of the wafer 11 and the other diameter L of the protective tape 12 are so set as to satisfy a formula, L=W-a, (0 mm<=a<=3 mm). In this way, the outer diameter of the protective tape 12 is set smaller than that of the wafer, by which chemicals are mode to drop down without staying on the protective film 12, and the chemicals are prevented from reaching the surface of the wafer W to contaminate it. The difference in the diameters L and W is set smaller than 3 mm, and the wafer is restrained from vibrating during a grinding operation so as to enable its back to be stably ground. Thus, a semiconductor device can be improved in quality and reliability.
Patent JP-2002045663-A (JP)
Title: Method for manufacturing hydrogen permselective member
Inventor: TOKUHIRA MASAYA
IPC: B01D71/02
Filed: 2000-08-04
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing such a hydrogen permselective member which allows the formation of a hydrogen permselective membrane uniform and dense over the entire area of the surface of a porous body and is capable of separating and acquiring high-purity hydrogen by obstructing the leakage of gaseous components exclusive of the hydrogen. SOLUTION: Process steps of forming a thin film consisting of a metal or an alloy to permeate the hydrogen by coating on the surface of the porous body, subjecting the surface of this thin film to polishing treatment or further additionally forming a hydrogen permeable membrane thereon are repeated at least >=1 times.
Patent JP-2002050352-A (JP)
Title: Nickel-hydrogen battery and its manufacturing method
Inventor: IKEDA YASUHIKO
IPC: H01M10/30
Filed: 2000-08-07
Abstract: PROBLEM TO BE SOLVED: To make effective use of the resources and overcome the environmen tal problems by restraining the deterioration of the battery characteristics such as large current discharge characteristics and cold temperature characteristics or the like and by ensuring profitability of recycling and cost reduction of the electrode material. SOLUTION: The hydrogen storage alloy electrode that is used for the nickel- hydrogen battery comprises in mixed state new hydrogen storage alloy particles and recycled hydrogen storage alloy particles, and the recycled hydrogen storage alloy particles having an average particle size difference (by laser diffraction) of 10 μm or less between the new hydrogen storage alloy particles and the recycled hydrogen storage alloy particles are used. As the recycled hydrogen storage alloy particles of an average particle size difference of 10 μm or less have nearly the same activity as the new hydrogen storage alloy particles, it is possible to restrain deterioration of the battery characteristics such as large current discharge characteristics and cold temperature characteristics or the like, thereby making effective use of the resources and overcoming the environmental problems.
Patent JP-2002052560-A (JP)
Title: System for supporting determination of injection-molded article production parameter
Inventor: SUDA KEIKO
IPC: B29C45/00
Filed: 2000-08-10
Abstract: PROBLEM TO BE SOLVED: To provide a system for supporting the determination of a production parameter in which structure is analyzed precisely by applying material properties obtained by injection molding analysis and warpage to the material properties used in structural analysis, and the results of the injection molding analysis and the structural analysis are used. SOLUTION: Local material properties obtained by implementing the injection molding analysis and the shape of the warpage during molding are set up in data for the structural analysis. While the results obtained by the injection molding analysis and the structural analysis are evaluated simultaneously, the production parameter is selected automatically.
Patent JP-2002055307-A (JP)
Title: Color projection picture display device using dmd
Inventor: ICHIKAWA NOBUHIKO
IPC: G03B21/00
Filed: 2000-08-11
Abstract: PROBLEM TO BE SOLVED: To provide a color projection picture display device using DMD which is made to color illuminating light to R, G, B by means of the time sharing at high speed by using a hologram instead of a color wheel. SOLUTION: This color projection picture display device comprises a DMD1, a variable color illuminating means for illuminating the display surface of the DMD1 with the illuminating light which successively changes in color and a projection optical system 7 which takes the light reflected from the display surface of the DMD1 in the inside of an opening and projects the display surface.  Therein, the variable color illuminating means is composed of a transmission type volume hologram 11 consisting of planar interference fringes which are uniform and parallel and white incident light 14 which is made incident on the transmission type volume hologram 11, by changing an incident angle of the incident light 14 to the transmission type volume hologram 11, the color of the light 15 which is diffracted from the transmission type volume hologram 11 is changed and the diffracted light 15 is used as the illuminating light.
Patent JP-2002063034-A (JP)
Title: Drawing system and recording medium
Inventor: HARA TOSHIKI
IPC: G06F3/14
Filed: 2000-08-22
Abstract: PROBLEM TO BE SOLVED: To provide a 3DCG drawing system and a recording medium, capably of dynamically performing high grade and high-speed plotting in individual environments by absorbing the difference in an operational environment. SOLUTION: This drawing system has a deciding table 17 for indicating the corresponding relationship between a hardware environment of a computer and drawing means executed when drawing 3DCG data 15, acquires hardware information 13 of the computer, compares the hardware information 13 with the decision table 17, performs plotting by selecting the plotting means, executed according to hardware performance from the plural plotting means, measures input interrupted time from an external input device 3, and performs replotting by executing the high-degree plotting means, when the input interrupted time exceeds a fixed time interval.
Patent JP-2002060078-A (JP)
Title: Paper feed mechanism of printer
Inventor: WAKIZAKA YOSUKE
IPC: B65H3/52
Filed: 2000-08-22
Abstract: PROBLEM TO BE SOLVED: To prevent double-feed of paper in a paper feed mechanism of a printer reversely rotating a double feed prevention roller with a simple structure. SOLUTION: A pair of an upper roller 2 and a lower roller 3 formed are disposed on the upper and lower surfaces of a fed paper, and the upper roller 2 is rotated in a paper feeding direction. The lower roller 3 is rotated in the direction reverse to the rotating direction of the upper roller 2 interlocking with the movement of a carriage 5 having a printing head 4 mounted thereon to the position deviated from a normal printing region. Thus, the double feeding of paper sheets can be prevented.
Patent JP-2002065996-A (JP)
Title: Game machine
Inventor: UGAWA SHOHACHI
IPC: A63F7/02
Filed: 2000-08-23
Abstract: PROBLEM TO BE SOLVED: To provide a game machine in which a player or the like can easily confirm no reception of a control signal for a display control means to assign identification information. SOLUTION: CPU for display control sets a figure pattern assigning command unreceiving information pattern table as a lamp control table unless a settled command unreceiving flag is set when a temporary figure pattern employing flag is set. In addition, when a settled command unreceiving flag is set, the figure pattern assigning command unreceiving information pattern table is set as the lamp control table and a shake movement indicating flag of the corresponding drum lamp is set. When the figure pattern assigning command unreceiving information pattern table is set as the lamp control table, a drum lamp turning on/off control is carried out according to data of the figure pattern assigning command unreceiving information pattern table.
Patent JP-2001039869-A (JP)
Title: Intravascular embolic agent comprising vascularization inhibitor
Inventor: OKADA HIROAKI
IPC: A61K31/765
Filed: 2000-08-21
Abstract: PROBLEM TO BE SOLVED: To obtain the subject medicinal agent capable of enhancing carcinostatic effects of an embulus therapy by including a vascularization inhibitor and an intravascular embolizing substance. SOLUTION: This carcinostatic action enhancer comprises (A) a fumagillol derivative which is a vascularization inhibitor [preferably 6-O-(N- chloroacetylcarbamoyl)fumagillol] and (B) an intravascular embolizing substance (preferably oils, a metal, an insoluble salt of the metal, ceramics, wax, active carbon or the like, e.g. a lactic acid-glycolic acid copolymer). The enhancer is preferably an emulsion or a suspension having 10-1,000 μm particle diameter. The ingredient A is preferably contained in the interior of the ingredient B or adsorbed on the surface of the ingredient B. An anticancer agent is preferably further contained in the enhancer. Thereby, enhanced carcinostatic effects can be exhibited by a smaller dose than that of the vascularization inhibitor alone.
Patent JP-2002042190-A (JP)
Title: Cane, umbrella, automatic ticket checking machine, and automatic ticket checking system
Inventor: SAITO SHIGERU
IPC: G07B15/00
Filed: 2000-07-24
Abstract: PROBLEM TO BE SOLVED: To provide an automatic ticket checking system convenient for a cane holder and to provide a cane and an automatic ticket checking machine usable for this system. SOLUTION: This automatic ticket checking system 100 is provided with a non-contact type pass 25 arranged in the cane 20 and an automatic ticket checking machine 10 performing radio communication with the non-contact type pass 25. The automatic ticket checking machine 20 performing radio communication with the non-contact type pass 25 in a ticket checking gate or in a ticket checking passage so as to decide whether the holder 30 of the cane 20 is allowed to pass or not on the basis of the result of the radio communication. In the cane 20, the non-contact type pass 25 is arranged in a grip 21 part or its vicinity. The non-contact type pass 25 is a travel ticket, a commutation ticket, a platform ticket, or a prepaid/postpaid type ticket, for example.