baber/WOPTO huggingface dataset:
Patent JP-2002226505-A (JP)
Title: Method for producing vinyl chloride polymer
Inventor: OURA MAKOTO
IPC: C08F2/18
Filed: 2001-02-02
Abstract: PROBLEM TO BE SOLVED: To provide a method for the production of a vinyl chloride polymer causing little initial discoloration and having low static charge accumulation while preventing the corrosion of the apparatuses used in the production method. SOLUTION: A vinyl chloride polymer is produced by polymerizing vinyl chloride or a mixture of vinyl chloride and a monomer copolymerizable therewith in an aqueous medium. In the above method, the pH of the polymer slurry is adjusted to 5-10 by adding 0.005-0.2 pt.wt. of an alkali metal salt of a polybasic carboxylic acid as a neutralizing agent to the obtained polymer slurry based on 100 pts.wt. of the vinyl chloride or the monomer mixture containing the same.
Patent JP-2002225479-A (JP)
Title: Binding instrument
Inventor: TONO TAKAYOSHI
IPC: B42F13/06
Filed: 2001-02-05
Abstract: PROBLEM TO BE SOLVED: To provide a binding instrument, capable of receiving easily binding legs into a base and permitting the base to maintain a posture capable of receiving the binding legs. SOLUTION: The binding instrument 10 is constituted of a pair of binding legs 13, mounted on a cover body 11 so as to be bendable, a base 14, extendable into the lengthwise direction of the same and provided so as to be capable of receiving respective binding legs 13, and a slide member 15, superposed on the base 14 and provided so as to permit a relative movement into the lengthwise direction of the base 14. The slide member 15 is provided so as to permit the binding of a document P with the fall-down posture pinching the binding legs 13 between the sliding member 15 and the base 14. On the other hand, the binding legs 13 can be separated from the base 14 when the sliding member 15 is set at a second position while the sliding member 15 is provided so as to elongate the total length of the base 14 by being projected from the lengthwise directional end of the base 14.
Patent JP-2002234983-A (JP)
Title: Agricultural polyvinyl chloride film
Inventor: WADA NOBUAKI
IPC: C08J5/18
Filed: 2001-02-08
Abstract: PROBLEM TO BE SOLVED: To provide an agricultural polyvinyl chloride film hardly causing blocking when overlapped each other. SOLUTION: The agricultural polyvinyl chloride resin-based film contains 38-57 pts.wt., based on 100 pts.wt. of a polyvinyl chloride resin, of a phthalate plasticizer, which is set to contain 30-100 wt.% of a terephthalate plasticizer and 0-70 wt.% of an orthophthalate plasticizer.
Patent JP-2002239909-A (JP)
Title: Abrasive grain blasting nozzle mechanism for inner surface of medium- to small-sized machine part
Inventor: KOBAYASHI YUJI
IPC: B24C5/04
Filed: 2001-02-09
Abstract: PROBLEM TO BE SOLVED: To provide a nozzle mechanism suitable for blasting abrasive grains to an inner surface of a medium- to small-sized machine part by compression gas. SOLUTION: This device comprises a nozzle body 1 of which base part is connected to an abrasive grain supply means and a compression gas supply means, and which is rotatable around an axial line, an installation member 3 detachably installed on a tip of the nozzle body 1, and having an opening 2 for blasting abrasive grains in a side wall, and a reflection member 5 detachably installed on the installation member 3, and having an inclination surface 4 for letting abrasive grains blasted from the nozzle main body to collide, and be reflected toward the opening 2.
Patent JP-2002237739-A (JP)
Title: Branching filter device
Inventor: IWAMOTO YASUHIDE
IPC: H03H9/25
Filed: 2001-02-09
Abstract: PROBLEM TO BE SOLVED: To miniaturize a branching filter device, and to stabilize the filter characteristics. SOLUTION: This branching filter device is provided with two surface acoustic wave filters having different band center frequencies and a line pattern for matching the phases of the two surface acoustic wave filters. This device is also provided with a wire bonding pad layer on which a plurality of pads including a pad for connecting the line pattern to a terminal on each surface acoustic wave filter and for connecting the line pattern to a common terminal connected to an external antenna are formed. Then, a first pad connected to one surface acoustic wave filter and the first edge part of the line pattern and a second pad connected to the common terminal and the second edge part of the line pattern are formed at the most isolated positions in the wire bonding pad layer.
Patent JP-2002246664-A (JP)
Title: Single crystal inherent josephson junction terahertz detector
Inventor: O KAHEI
IPC: H01Q23/00
Filed: 2001-02-14
Abstract: PROBLEM TO BE SOLVED: To provide a single crystal inherent Josephson junction terahertz detector for surely connecting a terahertz signal system and an inherent Josephson junction device. SOLUTION: The single crystal inherent Josephson junction terahertz detector comprises a substrate 1, an all superconductive Bi2Sr2CaCu2O3 single crystal inherent Josephson junction device 4 that is mounted on the substrate 1 and is produced by a double-sided machining process, and an antenna 3 that is integrated at the Josephson junction device.
Patent JP-2002242267-A (JP)
Title: Toilet device
Inventor: YAMAZAKI SHIGERU
IPC: E03D9/08
Filed: 2001-02-15
Abstract: PROBLEM TO BE SOLVED: To provide a toilet device having at least a part washing means washing a human body part, making information taken in via the Internet available to a parson varied from a child to an elder person in a toilet time, and producing comfortableness during use of the toilet. SOLUTION: This toilet device is provided with a toilet seat 4 arranged on a toilet bowl, a part washing means 3 washing a part of a human body, a washing control means 12 controlling the part washing means, an Internet information capturing means 13 connected to the Internet for capturing information, and a display means 14 displaying the captured information. The Internet information can be obtained during using a toilet for making use of it for user's life and can make use of the toilet comfortable.
Patent JP-2002247501-A (JP)
Title: Digital still camera
Inventor: SHIMIZU HIRONORI
IPC: H04N101/00
Filed: 2001-02-15
Abstract: PROBLEM TO BE SOLVED: To prevent a digital still camera which can send receive digital data to from an information processor from ending the data communication abnormally owing to a time-out regardless of the number of image files on a memory card during image file retrieval. SOLUTION: When the image files recorded on the recording medium (38) are to be retrieved and counted, the count value is sent to an information processor (2) on condition that a count value set for each image file quantity request command is reached; and thus a processing quantity by each command is made constant so as to cause no time-out and the request command is repeated to obtain the count result of all the image files.
Patent JP-2002246370-A (JP)
Title: Focus ring and plasma processor
Inventor: NEZU TAKAAKI
IPC: C23C16/509
Filed: 2001-02-15
Abstract: PROBLEM TO BE SOLVED: To solve the problem when converging a plasma into the surface of a wafer W by using a focus ring 5 made of a dielectric such as quartz, e.g. in the case of performing its etching processing, the plasma is concentrated to the boundary region between the wafer W and the focus ring 5, as shown by arrow A in Fig. 6 (a) so that the plasma density of this region becomes higher than the plasma density of the inside of the wafer W, as to show the distribution of the plasma density typically by a curve B of the Fig. 6 (b) and consequently, the possibility exits where an abnormal discharge is generated in the outer peripheral edge portion of the wafer W which has an increased plasma density, and uniformity or selectivity ratio of the etching of the wafer W is reduced. SOLUTION: A focus ring 12 has a focus ring body 12A, formed out of a dielectric in the form of a ring and has a conductive member 12B provided with bias on the radially inner side of the focus ring body 12A so as to be brought into contact with plasma.
Patent JP-2002245313-A (JP)
Title: Device, system and method for calling waiting order
Inventor: WADA KOJI
IPC: G06Q50/00
Filed: 2001-02-15
Abstract: PROBLEM TO BE SOLVED: To make a user smoothly receive desired work/service according to initial reservation order even if the user doen not wait for calling order at a providing place. SOLUTION: In the reservation receiving means 11A of a server 1, when receiving a reservation from a user, a report destination for calling the relevant user and a call time considering time required for the relevant user to come are registered on an order managing DB 13 as a call information record for every user and a call managing means 11B refers to the call time and the report destination of these records and calls the relevant user. Such a call is performed through a telephone network 2 or the Internet 3.
Patent JP-2002244475-A (JP)
Title: Fixing device and image forming device equipped therewith
Inventor: UCHIDA SHINICHI
IPC: G03G15/20
Filed: 2001-02-19
Abstract: PROBLEM TO BE SOLVED: To reduce the number of parts required for a mechanism making a peeling member retreat from/abut on a fixing roller and to make measures for thermal protection in the case of opening the opening/closing unit of an image forming device more complete. SOLUTION: This fixing device 150 has fixing roller pair consisting of a heat roller 151 and a pressure roller 152, a peeling member 154 for peeling paper from the roller 152, and a guiding member 155 to which the member 154 is attached. The member 155 is provided so as to be movable with respect to a supporting plate 165, and the member 154 is made to abut on or retreat from the roller 152 by the movement of the member 155 in a direction shown by an arrow X.
Patent JP-2002245619-A (JP)
Title: Issuance system of optical recording medium
Inventor: NAGANO KAZUMI
IPC: B42D15/10
Filed: 2001-02-19
Abstract: PROBLEM TO BE SOLVED: To provide an optical recording medium issuance system capable of issuing an optical recording medium for holding visible information difficult to be tampered or forged. SOLUTION: In the optical card issuance system for forming a pit 301 constituting a part of an image during the manufacturing of an optical card (optical recording medium) provided with a substrate having a tracking groove for performing optical recording/reproducing on a surface, and an optical recording layer for covering the specified area of the surface of the substrate, additionally recording the complementary information of image information during the issuing of the optical card, and forming a completed image to be visually recognized, between the pits 301 formed during the manufacturing of the optical card, the completed image to be visually recognized is formed by additionally recording the complementary information to increase the density of the pits 301 during the issuing of the optical card.
Patent JP-2002240146-A (JP)
Title: Inflation film forming method and apparatus therefor
Inventor: SUNAMOTO TATSUYA
IPC: B29C55/28
Filed: 2001-02-19
Abstract: PROBLEM TO BE SOLVED: To provide an inflation film forming method capable of stably obtaining a film good in film thickness distribution by relaxing the anisotropy of the obtained film even if a thermoplastic liquid crystal polymer becoming a stiff and hard film is used, and to provide an apparatus therefor. SOLUTION: In the inflation film forming apparatus, a raw material resin is extruded into a tubular shape in a molten state and air is supplied into the inner space of the tubular molten extrudate to inflate the extrudate, while cooling the same to form a bubble 4. The bubble 4 is, in turn, taken up while folded into a sheetlike form. An air blowoff device 9 for spraying air on the neck 41 of the bubble 4 from the interior thereof to hold the neck 41 to an erected state, and an air supply and discharge device 8 for adjusting the pressure in the bubble 4, are provided.
Patent JP-2002239597-A (JP)
Title: Method for treating wastewater containing dioxins
Inventor: ISAKA KAZUICHI
IPC: C02F3/12
Filed: 2001-02-21
Abstract: PROBLEM TO BE SOLVED: To efficiently remove dioxins contained in wastewater and to enable to reduce an amount of chemicals necessary for the treatment. SOLUTION: Wastewater 10 containing dioxins is pretreated in a pretreatment tank 12 and supplied to a flocculation tank 14 to be subjected to flocculation treatment. Subsequently, the treated wastewater is separated into treated water 22 and sludge 23 by a solid-liquid separation means 20 and the separated sludge 23 is guided to a Fenton oxidizing tank 28 and subjected to Fenton treatment by adding hydrogen peroxide 30 to the sludge 23 in the presence of iron ions to oxidize and decompose dioxins in the sludge 23.
Patent JP-2002244685-A (JP)
Title: Embedding and detection of digital watermark
Inventor: MATSUI KINEO
IPC: G10L19/018
Filed: 2001-02-22
Abstract: PROBLEM TO BE SOLVED: To provide digital watermark technology which actualizes high secrecy and sufficiently withstand an attack destroying signal synchronism like a jitter attack. SOLUTION: In a step S102, an MDCT(modified discrete cosine transformation) part 42 prepares source sound data and a key random number sequence. In step S104, the MDCT part 42 performs MDCT of the source sound data to fine MDCT coefficients. In step S106, selection and arithmetic part 44 selects a plurality of couples of MDCT coefficients out of the MDCT coefficients according to random number values extracted from the key random number sequences and adds two separately generated control random number values to two MDCT coefficients for each selected pairs to obtain MDCT coefficients having been embedded. In step S108, an IMDCT part 46 applies IMDCT to a plurality of the already embedded IMDCT coefficients to put the embedded MDCT coefficients back into the sound data, so that the embedded sound data can be obtained.
Patent JP-2002252162-A (JP)
Title: X-ray reflection mask, method for protecting the mask, x-ray exposure system and method for manufacturing semiconductor device
Inventor: SUGIZAKI KATSUMI
IPC: G03F1/48
Filed: 2001-02-26
Abstract: PROBLEM TO BE SOLVED: To provide an X-ray reflection-type mask, capable of surely protecting the mask from dust. SOLUTION: The reflection-type mask 23 is provided with a reflection film 47 formed on a substrate 41 and a detachable cover 43 arranged, so as to cover the film 47 to protect the film 47 from contamination. A gap 51 between the cover 43 and the film 47 is kept either in vacuum state or is filled with pure replaced gas by an o-ring.
Patent JP-2002252592-A (JP)
Title: Optical communication system
Inventor: KUMAGAI MASAYUKI
IPC: H04B10/25
Filed: 2001-02-26
Abstract: PROBLEM TO BE SOLVED: To shorten the starting time of an optical communication system. SOLUTION: An optical communication system is equipped with an optical source means, an optical fiber transmission line, a physical value reflecting means, and a physical value extracting means. The physical value extracting means is equipped with a signal converter which generates the converted reflection modulating signals as electrical signals corresponding to reflection modulating signals, a reference multiplier which multiplies the converted reflection modulating signals by multiplying signals and outputs its multiplication result, and a phase timing controller which sets the phase angle of frequency modulation in an optical source means and the phase angle of the multiplying signals, conforming to a transmission delay time corresponding to a transmission distance from the optical source means to the signal converter via the physical value reflecting means.
Patent JP-2002252087-A (JP)
Title: Organic light emission display device
Inventor: ISHIHARA SHINGO
IPC: H05B33/22
Filed: 2001-02-26
Abstract: PROBLEM TO BE SOLVED: To provide a highly efficient organic light emission display device to draw out light of an upper electrode. SOLUTION: A driving layer 102, the first transparent electrode 103, a light- emitting layer 104, and the second transparent electrode 105 are formed on a substrate 101, and the light emitted at an organic light-emitting layer 110 and delivered to the first transparent electrode 103 side is reflected at a reflecting film 106 formed in the driving layer 102, and delivered from the second transparent electrode 105. Further, the film thickness of an insulating film 107 between inner layers of the driving layer 102 is optimized, and the delivered light intensity is enhanced by utilizing an interference effect of light between the light directly delivered to the second transparent electrode side from the organic light-emitting layer 110 and the reflected light by the reflecting film 106. The total optical intensity is increased around 10 times at the maximum.
Patent JP-2002248469-A (JP)
Title: Method for removing oil and/or putrefied substance from liquid waste and apparatus for adding oil-removing agent
Inventor: YOSHIDA SHINJI
IPC: C02F11/00
Filed: 2001-02-27
Abstract: PROBLEM TO BE SOLVED: To provide a method for removing oil and/or putrefied substance contained in liquid waste, thereby preventing the clogging of a screen. SOLUTION: In this method for removing oil and/or putrefied substance, an oil-removing agent is added to liquid waste-to-be-treated before first screen treatment, thereby separating oil and/or putrefied substance contained in the waste. Septic tank sludge, night soil, or rural colony waste water sludge can be applied as the liquid waste. Chemical synthetic fiber having a thickness of several μm to 1 mm and a length of several mm to several cm or a material prepared by impregnating the synthetic fiber with a surfactant can be used as the oil-removing agent. The addition of the oil-removing agent can be performed in the inlet passage of the liquid waste-to-be-treated, in a receiving tank, or in a screen treatment part. The separation of the oil and/or the putrefied substance can be carried out by collecting the oil-removing agent by a screen.
Patent JP-2002261676-A (JP)
Title: Wireless communication system and receiving status displaying method
Inventor: ARAI SHUNJI
IPC: H04W88/02
Filed: 2001-02-27
Abstract: PROBLEM TO BE SOLVED: To provide a wireless communication system allowing a master unit to know a receiving state of slave units without expending much effort. SOLUTION: During wireless connection between a master unit 100 and a slave unit 200, the master unit 100 transmits a request for receiving state notification to the slave unit 200 (step S307). Upon receipt of the request for receiving state notification, the slave unit 200 measures received electric field strength in communication with the master unit 100 to transmit the measured value to the master unit 100 as receiving state information. The master unit 100 associates the receiving state information notified from the slave unit 200 with the number of the slave unit for storage (steps S308 to S309). Upon completion of transmission to all slave units, all receiving state information stored in a storage unit 104 are displayed on displaying means externally mounted after they are associated with the number of the slave units (steps S311 to S313).
Patent JP-2002261287-A (JP)
Title: Liquid crystal display and its manufacturing method
Inventor: WATANABE KUNIHIKO
IPC: H01L29/786
Filed: 2001-02-28
Abstract: PROBLEM TO BE SOLVED: To improve OFF characteristics in a thin-film transistor. SOLUTION: An n-type thin-film transistor is provided on a surface at a liquid-crystal side of at least one of substrates that are arranged oppositely via liquid crystal, and a layer that is subjected to hydrogen treatment or high- condensation doping is formed on the sidewall surface of a semiconductor layer in the thin-film transistor.
Patent JP-2002260858-A (JP)
Title: Light-emitting element and its manufacturing method
Inventor: MATSUO MIKIKO
IPC: H05B33/14
Filed: 2001-02-28
Abstract: PROBLEM TO BE SOLVED: To provide a light-emitting element having a high color purity and high power efficiency by constituting a phosphorescent material of high efficiency and a fluorescent material of high efficiency in one element. SOLUTION: A light-emitting element having a high color purity and high power efficiency is realized by having the red color luminous picture element and the green color luminous picture element contain a phosphorescent material, and making the blue color luminous picture element a laminated structure of a hole transport material and a blocking material having a large band gap. Further, the manufacturing process is simplified by forming the hole transport layer, blocking layer or the electron transport layer on the whole surface, thereby, a display device having good reproducibility, low power consumption and high quality picture can be provided.
Patent JP-2002260381-A (JP)
Title: Semiconductor memory
Inventor: FUJITA KATSUYUKI
IPC: G11C11/401
Filed: 2001-02-28
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor memory in which a memory cell has simple transistor structure and dynamic storage of binary data can be performed with less signal lines. SOLUTION: A plurality of memory cells are arranged making one MIS transistor formed on a silicon layer 12 of a SOI substrate as a memory cell MC of one bit, gates 13 of the memory cells MC arranged in the first direction are connected to word lines WL, drains 14 of the memory cell arranged in the second direction are connected to bit lines BL, sources 15 of all memory cell MC have the memory cell array connected to a fixed potential line.  The memory cell MC stores a first data state in which excessive many carriers are held in the silicon layer 12 and which have first threshold voltage, a second data state in which excessive many carriers of the silicon layer 12 are discharged and which have second threshold voltage, also, rewriting of data can be performed with an arbitrary bit unit, further, the memory cell MC has initializing mode in which all memory cells MC of a memory cell array are written in the first data state.
Patent JP-2002260535-A (JP)
Title: Plasma display panel
Inventor: KATO AKIRA
IPC: H01J11/24
Filed: 2001-03-01
Abstract: PROBLEM TO BE SOLVED: To provide a plasma display panel having a protective film for electrodes, which improves secondary electron emission characteristics. SOLUTION: This plasma display panel has a front plate on which display electrodes are wired and a rear plate on which address electrodes are wired, and displays images by discharging in a small discharge space formed in the gap between the front panel and the rear panel. Here the front plate has a protective film composed of metal oxides for covering a dielectric layer formed on itself, and the protective film is composed of a material which produces the major desorption of absorbed moisture and carbon dioxide on the film at a temperature of not more than 350 deg.C.
Patent JP-2002262440-A (JP)
Title: Grommet
Inventor: KITO TOSHIHARU
IPC: H02G3/22
Filed: 2001-03-02
Abstract: PROBLEM TO BE SOLVED: To upgrade recyclability by allowing a grommet easily removable from a vehicle body. SOLUTION: Positioning ribs are positioned at an interest point of a resin inner on the external peripheral surface by inserting the resin inner inside the grommet body made of a elastic body. A vehicle body locking nail of the resin inner is locked on the rim of the penetrating hole of the vehicle body by tightening a resin ring member between the positioning ribs, applying an external force to the interest point and protruding the vehicle body locking nail outward. When the grommet is removed from the vehicle body panel, locking between the vehicle body locking nail and the penetrating hole rim of the resin inner is removed by moving the resin ring member to the smaller-diameter side of a cylinder part and removing the external force from the point of interest.