baber/WOPTO huggingface dataset:
Patent JP-2000336377-A (JP)
Title: De-waxing assistant
Inventor: HASEGAWA KENICHI
IPC: C08L33/06
Filed: 2000-03-22
Abstract: PROBLEM TO BE SOLVED: To obtain a de-waxing assistant having a good filterability in filtering for removing wax from oil containing the wax. SOLUTION: This de-waxing assistant for a solvent de-waxing of oil containing wax having 18-60 carbon number, contains (Al) a (meth)acrylate-based polymer having >=-70 deg.C and <-10 deg.C crystallization peak temperature (T1) measured by a differential scanning calorimeter, (A2) a (meth)acrylate-based polymer having >=-10 deg.C and <40 deg.C crystallization peak temperature (T2) measured by a differential scanning calorimeter and (A3) a (meth)acrylate-based polymer having >=40 deg.C and <=70 deg.C crystallization peak temperature (T3) measured by a differential scanning calorimeter as essential components, and their weight ratio of components (A1)/(A2)/(A3) is (5-90)/(5-90)/(5-90).
Patent JP-2001267472-A (JP)
Title: Chip type small semiconductor device
Inventor: NAKAGAWA KAORU
IPC: H01L23/12
Filed: 2000-03-22
Abstract: PROBLEM TO BE SOLVED: To easily identify the position of an electrode, etc. at the a chip type small semiconductor device. SOLUTION: In the chip type small semiconductor device 20 obtained by fixing a semiconductor chip 12 to a semiconductor chip mounting substrate 11 and molding this chip 12 with synthetic resin to be a package 15, a taper part 23, etc., is formed at the upper part of a molding part 15 to confirm the position of the electrode easily.
Patent JP-2001304942-A (JP)
Title: Fuel meter for vehicle
Inventor: ENOMOTO KIYOSHI
IPC: G01F23/36
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To provide a fuel meter for vehicle that can accurately detect the amount of fuel in a fuel tank without being affected by the contact resistance of a movable contact caused by sulfide or the like in gasoline. SOLUTION: This fuel meter for vehicles is provided with first and second resistance-type sensors 1 and 2 having movable contacts S1 and S2 that are arranged at different positions in the fuel tank of the vehicles. One end of a resistor VR1 of the first resistance-type sensor 1 is connected to that of a resistor VR2 of the second resistance-type sensor 2, a constant-current circuit IT for supplying a constant current IO is connected to the movable contact S1 of the first resistance-type sensor 1, the movable contact S2 of the second resistance-type sensor 2 is grounded in terms of a circuit, the voltage of the other end of the resistors VR1 and VR2 is detected by an output part 3 or one end of the resistor VR1 of the single resistance-type sensor 1 is grounded, and at the same time a constant current circuit IT for supplying a constant current to the movable contact S1 is provided,  and the voltage of the other end of the resistor VR1 of the resistance-type sensor 1 is detected.
Patent JP-2001074718-A (JP)
Title: Flow through vacuum gas-removing unit
Inventor: SIMS CARL W
IPC: B01D19/00
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a more efficient and flow through vacuum gas-removing system with the use of one or a plurality of tubes formed of an amorphous perfluow copolymer, continuously drive the system to evacuate a vacuum cham ber by setting a variable speed pump, reduce or eliminate a hysteresis and increase a life of a vacuum pump. SOLUTION: A flow through vacuum gas-removing system 10 is constituted to include a vacuum chamber 12 coupled to a vacuum source 14, a vacuum pressure sensor 20 for detecting a pressure inside the vacuum chamber, and a control means 16 for driving the vacuum source in accordance with a detected vacuum level. The vacuum chamber has an inlet coupling part where a liquid from which a gas is to be removed enters and an outlet coupling part where the liquid flows out. A gas-removing tube formed of a gas permeable polymerized material is coupled between the coupling parts. The control means is designed to relatively quickly drive the vacuum source at an initial evacuation time of the pump, and drive the vacuum source at a substantially stable slow velocity after a desired vacuum level is obtained.
Patent JP-2001274289-A (JP)
Title: Package for flip chip and its manufacturing method
Inventor: MORI SEIJI
IPC: H01L23/13
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a package for flip chips and its manufacturing method wherein the interlayer adhesion of its electrode pad is excellent and its chip soldering can be prevented from deteriorating during its long term carriage and storage. SOLUTION: A package P for flip chips comprises a sheet 2 whose main component is alumina and whose size is 30 mm×30 mm×1 mmt and an electrode pad 1 provided on the sheet 2. Further, the electrode pad 1 is provided on the sheet 2 and comprises a foundational metallization layer 11 of ϕ 0.1 mm which is made of molybdenum as its main component, an Ni plating layer 12 of 3.2-7.0 μm in its thickness which is so provided as to cover the outer surface of the foundational metallization layer 11 and whose whole is formed out of an Ni-B plating, and an Au plating layer 13 of 0.05 μm in its thickness which is so provided as to cover the outer surface of the Ni plating layer 12. Moreover, the average grain size of the Ni-B plating included in the Ni-B plating layer 12 is not smaller than 1 μm and its maximum grain size is not larger than 6 μm.
Patent JP-2000315936-A (JP)
Title: Branching filter
Inventor: IGATA OSAMU
IPC: H03H9/64
Filed: 2000-03-21
Abstract: PROBLEM TO BE SOLVED: To make impedance outside a passing band of each filter sufficiently large without necessitating impedance matching or with simple structure by constituting two surface acoustic wave band pass filters by connecting resonators in the shape of plural stage ladders. SOLUTION: The surface acoustic wave filters F1, F2 are constituted of a serial resonator Rso and a parallel resonator Rp as the resonators in the shape of one pair of terminals with a comb-line electrode and a reflector. The serial resonators Rso is inserted on the side of common connection points (a), (b) with the surface acoustic wave filter F2 in parallel with the surface acoustic wave filter F1. This circuit structure is similar for the surface acoustic wave filter F2 and each of the surface acoustic wave filters F1, F2 is constituted by connecting the required number of combinations of each of the serial resonator Rso and the parallel resonator Rp with a series. Relation of f1<f2 is satisfied by mutually different band center frequencies f1, f2 of the surface acoustic wave filters F1, F2 here.
Patent JP-2001272570-A (JP)
Title: Optical fiber array
Inventor: INOUE MASAKATSU
IPC: G02B6/36
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To provide an optical fiber array which fixes optical transmission members, such as optical fibers, to prescribed positions, is so formed as to allow the sure fixation of the respective optical transmission members into grooves by using solder and hardly forms gaps between the optical transmission members and the grooves. SOLUTION: Coated fibers 2b of the optical fibers 2 not formed with metallized layers are housed into the grooves 7 for fixation formed with their sections to a V shape and are fixed by a holding section 3b of a supporting substrate 3 and upper substrate 4 respectively formed with the metallized layers by packing solder 8 into the grooves. The supporting substrate 3 forming the metallized layer 3c and the upper substrate 4 forming the metallized layer 4a are fixed by joining to the solder since the solder 8 is wet along the respective metallized layers and the optical fibers 2 grasped therebetween are surely fixed by the grasping force from both top and under surfaces as there are no metallized layers and there is no joining force to the solder.
Patent JP-2001275049-A (JP)
Title: Broadcast receiver
Inventor: YOSHINARI KOICHI
IPC: H04N5/44
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To enables an on-vehicle broadcast receiver to continuously output video and sound even if the reception is interrupted. SOLUTION: The broadcast signal from a reception part 1 is always monitored by an output control part 2, and when it is decided that the reception is normal, the broadcast signal is outputted to a speaker 3 and a display part 4 and also recorded by a recording control part 5 to a storage part 6 repeatedly for a specific time. If the reception is interrupted, output of the broadcast signal is stopped and the broadcast signal recorded in the storage part 6 is read out and outputted.
Patent JP-2001281060-A (JP)
Title: Infrared radiation temperature meter
Inventor: KOBAYASHI JUNYA
IPC: G01J5/02
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To provide an infrared radiation temperature meter that is able to measure temperature in an arbitrary position of a stringy element and is portable. SOLUTION: The infrared radiation temperature meter of this invention comprises a measurement meter body 2 detecting infrared from the stringy element and measurement the temperature of this stringy element 1 and a holding part 4 for separating an indicator 3 indicating the temperature of the stringy element 1 based on the measured data from the measurement meter body 2 and held by a user. So the measurement meter body 2 and the indicator 3 can freely and relatively be moved. The holding part 4 of the measurement meter body 2 is held by the user and the held measurement meter body 2 is freely moved to an arbitrary position of the stringy element 1 to be measured by the user and the temperature of the stringy element 1 at the arbitrary position can be measured and is superior in portability.
Patent JP-2001168019-A (JP)
Title: Pattern forming method
Inventor: HAYAZAKI KEI
IPC: G03F7/30
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To correct the deviation of an average dimension even when a chip formed on special conditions exists. SOLUTION: When a wafer is conveyed to a davelopment unit, the position of a notch is detected and the position is adjusted in the rotating direction of the wafer (steps S1 and S2). Afterwards, a monitor head is moved to the monitor region of a specified chip, the position is detected by pattern matching, and the intensity of reflected light in the monitor region is acquired. The intensity of reflected light is similarly acquired concerning plural chips, and a chip to be monitored for controlling development time is determined from the most frequent value in the acquired intensities of reflected light (steps S4-S6). Then, development is started, the monitor head is moved to the position of the chip, and a change in the intensity of reflected light in the monitor region is measured (steps S7 and S8).  The film release time in the monitor region is measured, proper development time is calculated and development is stopped after the lapse of the calculated development time (steps S9 and S10).
Patent JP-2001284313-A (JP)
Title: Substrate-processing method and substrate processor
Inventor: YAMAMURA MASAAKI
IPC: H01L21/306
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a method for controlling a system in such a way that the possibility that a substrate is subjected to excessive processing by chemical is eliminated and the processing result of the substrate always becomes constant, even if the temperature or concentration of the chemical supplied into the processing tank becomes high, when chemical is supplied into a processing bath, the processing tank is filled with chemicals, the supply of the chemicals into the treatment bath is stopped, and the substrate is surface-processed by holding it in a state, where it is immersed in chemical in the treatment bath. SOLUTION: The temperature or concentration of chemical supplied into the treatment bath is measured, the average value of a measurement value is calculated at each measurement, and processing time is corrected by using the average value until time which is set as chemical supply time passes from the supply start time of chemical into the treatment bath 10. When correction processing time is elapsed, the supply of chemical into the treatment bath is stopped and a processing is terminated, even if setting time has not elapsed.
Patent JP-2001283015-A (JP)
Title: System and method for contents data distribution
Inventor: YAZAWA HIROYUKI
IPC: G06F21/62
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a contents data distribution system which enables a user to easily select a desired contents data distribution means suited to him/herself among plural contents data distribution means and enables a contents distribution company to avoid a trouble. SOLUTION: The system is provided with a contents managing server, plural distribution servers for downloading contents data in accordance with a request from a user terminal and a distribution channel transmission server. The contents managing server refers to a condition for meeting a downloading request from the user terminal and the working situation of the distribution servers to compare it with the contents-supplying ability in the present situation, specifies a distribution server capable of supplying contents data to the user terminal on a set condition, and transmits distribution channel information including the charging information required for distribution from the distribution server to the distribution channel transmission server and the user terminal.  The user terminal selects a channel suited to itself among them and transmits it to the distribution channel transmission server.
Patent JP-2001277773-A (JP)
Title: File indexing structure
Inventor: YOKOMIZO KOICHIRO
IPC: B42F21/06
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a file indexing structure which facilitates an operation to search a specified file without an unnecessary index standing in the way of the operation, even when many documents are arranged in order and clear file folders are stacked and besides, saves a manufacturing cost to the lowest possible extent. SOLUTION: This file indexing structure is formed of a folder body constituted by folding the sheeting made up of a transparent synthetic resin or the like or a clear sheet formed of the sheeting made up of the transparent synthetic resin or the like and an indexing member which protrudes from and retracts into the side edge of the folder body or the folder body connected in a freely operating manner, to the clear sheet. Since the indexing member is freely protrudable and retractable through the side edge of the folder body or the like, it is possible to use the index only when it needs to be referred to and put the index inside the folder body or the like when it need not. Further, the manufacturing cost is cut by manufacturing the indexing member of the same material as the folder body or the like using the same processing method.
Patent JP-2001276113-A (JP)
Title: Asthenopia and visual acuity lowering preventing tool
Inventor: KURIBAYASHI TOSHIHIRO
IPC: A61F9/04
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide an asthenopia and visual acuity lowering preventing tool for stimulating effective points around both eyes to remove the fatigue of the eyes or prevent the visual acuity lowering. SOLUTION: A plate 20 protrusively provided with projection 30 to be pressed to the effective points around both eyes which consist of a flexible material is installed to the reverse side of a cover body 12 for covering both eyes and the periphery thereof. A vibration imparting means for imparting a vibration to the cover body 12, the plate 20 and the projections 30 is provided on the inside of a box 14 in the center of the cover body 10. Magnets are embedded in the upper parts of the projections 30. Accordingly, the projections 30 vibrated by the vibration imparting means can stimulate the effective points around both the eyes. Further, the electromagnetic force generated form the magnets embedded in the projections 30 can enhance the blood circulation in the effective part around both the eyes or relax the strained nerves or muscles.
Patent JP-2001278555-A (JP)
Title: Elevator control system
Inventor: MATSUDO TAKASHI
IPC: B66B1/34
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To simplify a control device for control driving of multiple elevators. SOLUTION: Elevators are selectively controlled to be driven by common control device and power conversion device in order having an early registered call to a hall.
Patent JP-2001277805-A (JP)
Title: Wheel with improved handling stability
Inventor: KIMURA YOSHIMASA
IPC: B60B23/00
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a wheel with improved handling stability. SOLUTION: The wheel 19 with improved handling stability is comprised of a rim 20, a disk 30 separated from the rim 20 in the radial direction of the wheel, and a rotating part 40 of the joint fitting type mounted between the rim 20 and the disk 30 for allowing the rotation of the rim 20 and the disk 30. The rotating part 40 has a rotary buffer material 43 made of rubber or resin sheet. The rim 20 is comprised of a connection rim consisting of inner and outer rims and a dropless rim.
Patent JP-2001282522-A (JP)
Title: Congestion evading method for memory duplex device
Inventor: ISHIZUKA MAKOTO
IPC: G06F9/06
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a congestion evading method for memory duplex device by which a processing is switched to the other processing for reducing the load of a processor at the time of congestion in a device having duplicated constitutional elements and an excess memory for storing a difference LM is eliminated without inducing the malfunction of a processing program due to a patch miss differently from conventional methods for applying a patch or evading congestion by the difference LM. SOLUTION: A processing program is loaded on a duplex memory (main storage device). A main system loads a normal processing program and a sub-system loads a processing program obtained by omitting a part other than essential processing from the normal processing program. The load of the processing program driven in the main storage device is compared with a previously determined threshold, and at the time of congestion, the processing program is switched to the other processing program omitting the part other than the essential processing from the normal processing program. At the time of shifting the processing program to the other system, the current information on the main system is also shifted.
Patent JP-2001277875-A (JP)
Title: Power transmission device
Inventor: INOUE EIJI
IPC: B60K17/02
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a power transmission device provided with a wet type friction clutch capable of securing response in clutch disconnection while maintaining a capacity of a hydraulic pump minimum of necessary amount. SOLUTION: This device is a power transmission device provided with a wet type friction clutch between an engine and a transmission. A fluid operation means to supply operation fluid to the wet type friction clutch is provided with a hydraulic pump, a friction clutch direction control valve operated by actions of pilot pressure provided in a port communicating the hydraulic pump and a fluid pressure chamber of the wet type friction clutch, a restrictor provided in a port communicating the friction clutch direction control valve and the hydraulic pump.
Patent JP-2001276600-A (JP)
Title: Supplying apparatus for chemical
Inventor: SUGISAWA MASANORI
IPC: B01J4/00
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a supplying apparatus which is used for supplying a chemical or an industrial chemical, for example, for supplying ammonia to a production process of alkali-reduced water used for cleaning dirt on a semiconductor wafer or on a glass substrate for a liquid crystal and which does not require the supply of ammonia with a tank lorry car and the enlargement of a liquid feed vessel, does not cause the odor of ammonia to diffuse around, reduces the frequency of watching the amount of remaining ammonia for an ammonia supply work, and does not need a manual work for directly supplying ammonia to the feed vessel. SOLUTION: This apparatus is equipped with at least two canisters 1a, 1b, etc., each containing a chemical and having a coupler capable of being connected to a pipeline for supplying a chemical; gravimeters for weighing the chemical in the canisters 1a, 1b, etc.; and an automatic switching means which detects the weight of the chemical in one of the canisters measured by one of the gravimeters in the canister and automatically switches the supply route of the chemical to another canister.
Patent JP-2001191105-A (JP)
Title: Method for controlling shape in rolling mill
Inventor: MUKAI RYOJI
IPC: B21B37/00
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To presicely control the shape of a rolled stock by making the relation between each shape controlling means of a rolling mill and the shape of the rolled stock definite. SOLUTION: In the shape controlling method of the rolling mill for controlling the shape of the rolled stock by using the rolling mill having a single or plural shape controlling means and adjusting the manipulated variable in the shape controlling means, shape change property expressing the relationship between the variation amount of manipulation of the shape controlling means and the variation amount of the shape of the rolled stock by a numerical formula is preliminarily set and, when rolling is really performed, by replacing the deviation between the target shape of the rolled stock and a measured shape of a sheet with the variation amount of the shape of the shape changing property, the variation amount of manipulation obtained as the result is outputted to the shape controlling means as control output.
Patent JP-2001285221-A (JP)
Title: Program guide information generating/transmission system and configuration device
Inventor: KAGEYAMA MITSUHIRO
IPC: H04N7/173
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a program guide information generation/transmission system that can update and transmit program guide information even when a program edit device or a data server is out of order. SOLUTION: A program guide information transmitter 205 provided with a current/succeeding event information transmission block 223 using single event information and a transmission schedule of current/succeeding event information to generate and transmit the current/succeeding event information, is configured such that the transmitter 205 automatically generates and transmits the current/succeeding event information from a current/succeeding event information transmission block according to the transmission schedule of the current/ succeeding event information only for a period of its edit range when the edit range is added to the transmission schedule of the current/succeeding event information independently of the program start notice.  Even when the program edit device or a data server is out of order, a program schedule edit device 206 edits the program broadcast schedule and the program information and gives the edit range to the program broadcast schedule so as to update them.
Patent JP-2001285095-A (JP)
Title: Microwave receiver
Inventor: HIROSE NOBUO
IPC: H04N5/44
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To enable an AGO amplification-operation and receiving level display, corresponding only to a D-wave signal which is a signal wave (desired wave) of a desired transmission band defined as a transmission object as much as possible, by eliminating the influence of the U-wave signal of an adjacent channel band in a microwave receiver which receiver modulation signal of a prescribed frequency band transmitted from a transmitter. SOLUTION: This receiver has a bandpass filter, that makes only a partial signal related to a part of the band of a prescribed frequency band pass through among modulation signals received, before being demodulated and a wave- detecting means for detecting the partial signal which is made to pass through the bandpass filter.