baber/WOPTO huggingface dataset:
Patent JP-2001253851-A (JP)
Title: Method for producing pentadienoic acid derivative and intermediate
Inventor: TAJIMA MASAHIKO
IPC: C07C69/78
Filed: 2000-03-14
Abstract: PROBLEM TO BE SOLVED: To develop a simple method for inexpensively producing a pentadienoic acid derivative represented by formula (3), and further to develop a simple method for converting saccharides naturally produced in plenty to a useful synthetic raw material. SOLUTION: This method for producing the pentadienoic acid derivative represented by formula (3) is characterized in that the production is carried out by reacting an intermediate represented by formula (1) with an aldehydo- pentose tetrabenzoate represented by formula (2) in an organic solvent in the coexistence of amines, and through the intermediate represented by formula (1).
Patent JP-2001255775-A (JP)
Title: Fixing device and image forming device
Inventor: HASHIMOTO HIROSHI
IPC: G03G15/20
Filed: 2000-03-10
Abstract: PROBLEM TO BE SOLVED: To provide a fixing device and an image forming device capable of appropriately preventing the excessive temperature rise of a heating element while avoiding increase in the cost and increase in the device scale. SOLUTION: This fixing device is equipped with a main heating element 32 for heating sheet material, sub-heating elements 33a and 33b for heating the sheet material and connected to the main heating element 32 in parallel, a commercial AC power source 41 connected to the main heating element 32 and the sub-heating elements 33a and 33b in parallel and supplying power for heating the main heating element 32 and the sub-heating elements 33a and 33b, a thermal switch 37 interrupting the supply of power by the power source 41, a heater driver circuit 42 controlling the supply of the power to the main heating element 32, and a heater driver circuit 43 controlling the supply of the power to the sub-heating elements 33a and 33b.
Patent JP-2000273339-A (JP)
Title: Dye, its preparation, and its use
Inventor: TZIKAS ATHANASSIOS
IPC: D06P1/382
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To obtain a dye improved in a percentage exhaustion, the stability of fiber/dye bond, light color fastness, and wet color fastness. SOLUTION: A compound of formula I, a compound of formula II, and an amine of formula III, each in an amount of about 1 mol equivalent, are reacted with each other to obtain a dye of formula IV. In the formulae, Me is Cu or Ni; R1 is an (un)substituted 1-4C alkyl; A is a group of formula IV, V, or VII; X1 is a halogen, hydroxy, an (un)substituted 1-4C alkylthio, amino, or an N- containing heterocyclic group which may contain another hetero atom; u is 1-4; q is 0 or 1; benzene ring I, II, or III may be an unsubstituted or substituted one; B1 and B2 are each an aliphatic bridging group; D1 and D2 are each a benzene- or naphthalene-type diazo component group; R2 is an (un)substituted 1-4C alkyl; R3 and R6 are each H, cyano, carbamoyl, or sulfomethyl; R4 is H, a 1-4C alkyl, or an amino; R5 is an N-mono- or N,N-di-1-4C alkylamino in which each alkyl moiety is an (un)substituted one;  R7 is H or a 1-4C alkyl; and X is a halogen.
Patent JP-2001258851-A (JP)
Title: Ophthalmic photographic instrument, color balance and its adjusting method
Inventor: MATSUMOTO KAZUHIRO
IPC: A61B3/14
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To precisely adjust the color of a fundus image into a desired color in a short time. SOLUTION: The fundus image E' projected on a television monitor 13 is observed, and a photographic switch 23 is operated to take a static image. The luminous flux emitted from a stroboscopic light source 19 illuminates the fundus Er similarly to observation light. The image of the fundus Er is incident on a color separation prism 6, separated into each color of red, green and blue, imaged on image pickup elements 7r, 7g and 7b, and converted into electric signals. Signal amplifying means 8r, 8g and 8b amplify the signals every color at a prescribed amplification rate, and stored in memories 9rm, 9gm, and 9bm. The image data are passed through a second color balance adjusting means 10 and written in a video RAM 11. When a photographer watches the fundus image E' on the television monitor 13 and judges to adjust red, for example, a switch 24R is operated.  A control means 15 then regulates the R-gain counter set in a memory 15a to adjust the ratio of the signal transmitted from the memory 9rm, and writes the image in the video RAM 11 again.
Patent JP-2001267848-A (JP)
Title: Temperature compensated oscillator, communication device and electronic equipment
Inventor: HAYASHI MUTSUO
IPC: H03B5/32
Filed: 2000-03-21
Abstract: PROBLEM TO BE SOLVED: To provide a miniaturized temperature compensated oscillator capable of maintaining the phase continuity of oscillation pulses and reducing power consumption and to provide a communication device and electronic equipment. SOLUTION: The frequency-temperature characteristics of a crystal oscillator which is approximated by a quadratic curve is corrected only by a fixed capacitor by maintaining temperature compensated voltage corresponding to the variation of the capacity of a variable capacity element at a fixed value below a prescribed level in a room temperature range (shown by a thin line in Fig. 5), but in a low temperature part and a high temperature part in which the frequency deviation of a tuning fork type crystal oscillator is increased only by the correction by using a fixed capacitor, the temperature compensation is performed by the fixed capacitor and a temperature compensation circuit (shown by a medium dot line in Fig. 5).
Patent JP-2001260072-A (JP)
Title: Slit forming device for tube
Inventor: KITAOKA HIROYUKI
IPC: B26D1/02
Filed: 2000-03-22
Abstract: PROBLEM TO BE SOLVED: To provide a slit forming device for a tube capable of easily forming a linear slit on the tube for improving workability in forming work of the tube. SOLUTION: The slit 12a is formed by a cutter 15a while guiding the tube 12 so as to expand it by a rod like member 11 and pushing it to the cutter 15a by rollers 19 and 20.
Patent JP-2001263592-A (JP)
Title: Method and device for vaporizing lng
Inventor: OKADA KAZUHIRO
IPC: F17C9/02
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a vaporizing method and a vaporizing device preventing a decrease in vaporized gas amount even if seawater temperature is lowered. SOLUTION: This LNG vaporizing method generates an LNG gas by spraying seawater to a pipe in which the LNG passes through. When the seawater temperature of a vaporizer inlet becomes not more than a specified value, vapor is supplied to the seawater to raise the supplied seawater temperature above the specified value.
Patent JP-2001262388-A (JP)
Title: Electrode for electrolysis
Inventor: OGISO MINORU
IPC: C25B11/08
Filed: 2000-03-22
Abstract: PROBLEM TO BE SOLVED: To provide a long life platinum iridium based electrode having high chlorine generating efficiency. SOLUTION: The electrode is obtained by forming a platinum alloy coating film layer having 0.1-5 μm thickness and an iridium oxide and/or platinum oxide coating film layer having 0.1-0.2 μm thickness successively on a titanium base material.
Patent JP-2001272235-A (JP)
Title: Ring-type oscillating angular velocity sensor
Inventor: YABE HISASHI
IPC: G01C19/5677
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a ring-type oscillating angular velocity sensor, which comprises three flexures to support an exciting part and is constituted so as to perform drive excitation to make one period of standing waves present between the adjacent flexures and a total of three periods of standing waves present in the whole circumference of the exciting part and in which a control circuit is very simple and inexpensive. SOLUTION: In the ring-type oscillating angular velocity sensor for detecting output oscillation component with a phase different of 90 deg. from standing waves, which is generated by the Coriolis force due to input angular velocity, when the ring-type exciting part 80 is excited by the standing waves of oscillations in the radial direction. The excitation part 80 is mounted and fixed to a pedestal 82 via the three flexures 83 at three locations on the circumference of the ring of the excitation part 80 to make one period of standing waves present between the adjacent flexures 83 and a total of three periods for standing waves present in the whole circumference of the ring.
Patent JP-2001272540-A (JP)
Title: Optical film with protective film
Inventor: TAKAHASHI YASUSHI
IPC: B32B7/02
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To provide an optical film with a protective film which can facilitate visual inspection. SOLUTION: The optical film whose surface shape is in the range of the 0.05-1.0 μm center-line average roughness (Ra) and in the range of the 20-180 μm average top and bottom interval (Sm) and which has ruggednesses in the uppermost surface, and the protective film stuck together on the optical film through an adhesive layer are provided. The equation y<0.038x-0.15 (1) is satisfied, in the case of setting thickness of the adhesive layer to x [μm] and setting the elastic modulus to y [Mpa].
Patent JP-2001270038-A (JP)
Title: Method for manufacturing flexible metal foil laminate
Inventor: YAMAMOTO TOMOHIKO
IPC: H05K3/00
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a method for continuously manufacturing a flexible metal foil laminate having good adhesive strength and appearance with good productivity. SOLUTION: The flexible metal foil laminate is obtained by continuously press bonding and laminating a hat press bondable multilayer polyimide film having a heat press bondable aromatic polyimide layer on at least one surface of a high heat resistant aromatic polyimide layer and a metal foil by using a double belt press.
Patent JP-2001280947-A (JP)
Title: Shape measuring instrument and shape measuring method
Inventor: TAKEMURA ISAMU
IPC: B23Q17/20
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To measure the contours of a workpiece with high accuracy by correcting measured values obtained by moving a stylus along surfaces of the workpiece. SOLUTION: The stylus 1 is moved along surfaces of the workpiece 20 to measure the surface shape of the workpiece 20 based on displacement of the stylus 1 in the Z-direction. A spherical reference gage with a known radius is previously measured by the stylus 1 and the radius R of the reference gage is subtracted from the measured values, thereby calculating radii r of an end sphere of the stylus 1 on an angle-by-angle basis. The angle-by-angle radii r are used as correction data. The actual shape of the workpiece 20 is calculated by subtracting the angle-by-angle correction values from measured data obtained by moving the stylus 1 on the surfaces of the workpiece 20.
Patent JP-2001275852-A (JP)
Title: Liquid heater
Inventor: FURUHASHI TOSHIO
IPC: A47J27/14
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a liquid heater that can improve the heat exchanger effectiveness of exhaust pipes arranged in a liquid tank and ensure sufficient thermal efficiency of the device itself, and can decrease the exhaust temperature. SOLUTION: This liquid heater is so designed that a combustion chamber provided with a burner is delimited on one side under a liquid tank, that cylindrical exhaust pipes with sidewalls substantially perpendicular at least to the transverse are arranged in a substantially parallel relation in the liquid tank from one to the other side thereof, and that combustion gas in the combustion chamber is passed through the exhaust pipes to heat liquid in the liquid tank. Each internal sidewall surface of each exhaust pipe is fixedly equipped with fins each with slits substantially horizontally perpendicular to the longitudinal axis, and each fin has a combustion gas guide means for directing down the combustion gas flowing in the exhaust pipe as it flows downstream.  The combustion gas guide means is formed by fin sidewall portions, for example, projecting substantially horizontally and inclined down in the downstream direction.
Patent JP-2001275997-A (JP)
Title: Health care information system
Inventor: TANAKA MAKOTO
IPC: G06Q50/22
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a health care information system which can make health care including home health consultation with person living at remote places and, in addition, can make health consultation without time limit. SOLUTION: This medical information system is constituted in such a way that the system can connect the terminals TP of users D, DC, and DM to the server SV of a health and welfare agency C through an information communication system, for example, the Internet I. The terminals TP can be connected to the server SV of the agency C by designating the URL of the server SV and can refer to a web page provided from the agency C. The server SV is connected to a plurality of exclusively used terminals ST through the internal LAN of the agency C. The terminals ST are respectively provided in the living rooms of persons in charge including at least public health nurses (male nurses) engaged in health management in the agency C and connected with a data base DB storing the personal medical data of the users correspondingly to user codes.
Patent JP-2001281390-A (JP)
Title: Insertion handling tool for atomic fuel assembly
Inventor: NAKASUJI HIROYORI
IPC: G21C19/19
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To shorten the hanging switching work of a tool in the insertion replacement process of a fuel assembly and eliminate a mistake by a wrong operation. SOLUTION: This insertion handling tool is provided with a part 12 for latching RCC and a part 13 for latching BP on the tool tip part 8. Both the parts are mutually switchable through a switching shaft 13, and the respective latch-unlatch switching operations of both the parts are performed by sue of a common operation rod 18.
Patent JP-2001283165-A (JP)
Title: Ic card and method for authenticating the same and ic card processor
Inventor: MORIYAMA AKIKO
IPC: B42D15/10
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide an IC card capable of authenticating an external device with higher security without complicating structure and without complicating processing. SOLUTION: An external device transmits key data to an IC card, and requests key/pin collation processing. When collation coincidence is obtained once, the external device transmits dummy key data afterwards, and requests key/pin collation processing, and intentionally generates the collation non- coincidence. When the collation non-coincidence is generated the prescribed number of times, the external device transmits the correct key data again to the IC card, and requests key/pin collation processing. When the second collation matching is obtained, the IC card compares the number of times of the collation non-coincidence counted inside with the correct number of times of the collation non-coincidence preliminarily stored as authentication sequence information, and when they are coincided, the external device is authenticated.
Patent JP-2001279993-A (JP)
Title: Bottom-hinged inswinging window
Inventor: SHIN HIDETAKA
IPC: E05D15/44
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To adjust the folding angle of a sash by a plain and simple operation. SOLUTION: A movable stopper device 30 is mounted on the indoor side surface of a stile 8 of the sash 5. The stopper device 30 is provided with an operation member 32 and a movable stopper 33. When the member 32 is operated upward, the stopper 33 is placed into a stopper position, and a sliding piece 20 sliding along the stile 8 of the sash 5 abuts on the stopper 33 in order to decrease the folding angle of the sash 5. When the member 32 is moved downward, the stopper 33 is rocked into a non-stop position, and the sliding piece 20 passes through the stopper 33 and abuts on a fixed stopper 24 so as to increase the folding angle of the sash 5.
Patent JP-2001016195-A (JP)
Title: Information utilization controller
Inventor: ONO TAKATOSHI
IPC: H04N21/4405
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide an information utilization controller capable of preventing an unauthorized utilization of main information by changing initially set condition information. SOLUTION: In this information utilization controller, an execution device 200 deciphers enciphered utilization conditions on a recording medium 100 while using a random number stored in a random number storage part 201 and an enciphery support key on the recording medium 100 and discriminates whether digital contents can be utilized or not based on these utilization conditions. In the execution device 200, the deciphered utilization conditions are updated with the utilization of digital contents, a new support key is generated by a support key generating part 210 and the stored random number is updated by a random number updating part 212.  The updated utilization conditions are enciphered by the generated support key, the enciphered utilization conditions on the recording medium 100 are reloaded, the generated support key is enciphered by a second encipher part 213 with the updated random number, and the enciphered support key on the recording medium 100 is reloaded.
Patent JP-2000298330-A (JP)
Title: Photographic film cartridge
Inventor: TAJIRI HIDEHIKO
IPC: G03C3/00
Filed: 2000-04-03
Abstract: PROBLEM TO BE SOLVED: To obtain a photographic film cartridge cewtituted so that the safety and reliability concerning light-tightness are enhanced and the leading edge of film is unwound from an entrance to the outside by rotating a spool round which the film is wound in a film feeding direction. SOLUTION: This cartridge 10 is provided with a light shielding member 12 turnable between a closing position where it closes a film entrance 13 and an opening position where it opens the entrance 13 at the entrance 13 of the cartridge 10, and the leading edge of the film is unwound from the entrance 13 by rotating the spool 11 round which the film is wound in the film feeding direction in a state where the member 12 is set at the opening position. When the member 12 is set at the closing position, the turning of the member 12 from the closing position to the opening position and the rotation of the spool 11 are prevented.
Patent JP-2001286343-A (JP)
Title: Tooth brush
Inventor: KATO TAKAO
IPC: A46B9/08
Filed: 2000-04-05
Abstract: PROBLEM TO BE SOLVED: To provide a tooth brush excellent in vertical cushioning characteristics of bristles or bristle bundles in which the bristles or bristle bundles can move vertically during brushing and the ends of the bristles are easily fitted to the protruding and recessed parts of a dentition even when the dentition is not good like crowding dentition. SOLUTION: The head part 1 of the tooth brush is formed in a two-layer structure composed of a rigid resin layer 2 in a surface side on which the bristles are set and a flexible resin layer 3 in a back surface side. The bristles or the bristle bundles 6 pass through the rigid resin layer 2 and are fixed to the flexible resin layer 3. In this case, the bristles or the bristle bundles 6 are managed not to fixed the rigid resin layer 2.
Patent JP-2001291973-A (JP)
Title: Connection structure of electrical apparatus
Inventor: YAMAKAWA KEISHI
IPC: G03B19/02
Filed: 2000-04-06
Abstract: PROBLEM TO BE SOLVED: To prevent an electrics wire which electrically connects two cabinets from being damaged or disconnected, related to an electrical apparatus comprising two cabinets installed mutually free to turn. SOLUTION: For a camera apparatus, a turning support body 5 is provided between a pair of cabinets 1 and 2 for free mutual turning, with an electric wire 3, which electrically connects both cabinets 1 and 2 allowed to pass through the turning support body 5. The electric wire 3 is shield-processed and is so provided in at least one cabinet 1 with a margin in the direction of outward pull. The rotary supporting body 5 is engaged with a cylinder 11 for supporting the electric wire 3, with a buffer part 6 provided in the cylinder 11 to prevent the electric wire 3 from being damaged or disconnected.
Patent JP-2000351764-A (JP)
Title: N-substituted-n'-substituted-urea derivative and its use as tnf-alpha production inhibitor
Inventor: MITA SHIRO
IPC: C07D211/14
Filed: 2000-04-07
Abstract: PROBLEM TO BE SOLVED: To obtain the subject new compound having TNF-α production inhibition and useful as a TNF-αproduction inhibitor and a therapeutic agent for autoimmune diseases. SOLUTION: This compound is represented by formula I (R1 is H, a lower alkyl, an aryl or a group of formula II; R2 is H, a lower alkyl, a cycloalkyl or the like; R3 and R4 are each H, a lower alkyl, a cycloalkylalkyl or the like; R5 is H, a lower alkyl, hydroxy or the like; R6 and R7 are each H, a lower alkyl, a cycloalkylalkyl or the like; A1 and A2 are each a lower alkylene) e. g. 1-[2-(acetylthio) ethyl]-1-(2-cyclohexylethyl)-3-[2-(1-pyrrolidinyl)ethyl]urea. The compound of formula I is obtained e.g. by reacting a compound of formula III in the presence of an amino alcohol derivative of formula VI and a condensing agent (e.g. 1,1'-carbonyldiimidazole) and condensing the resultant compound with a thiol derivative of formula V using Mitunobu reaction.
Patent JP-2001286828-A (JP)
Title: Dry-cleaning machine for fluorescent tube
Inventor: YASHIKI KAZUO
IPC: B08B1/04
Filed: 2000-04-07
Abstract: PROBLEM TO BE SOLVED: To provide a fluorescent tube dry-cleaning machine capable of efficiently removing fluorescent materials and mercury from a fluorescent lamp and supplying a glass tube of the fluorescent lamp as a recycled raw material. SOLUTION: This dry-cleaning machine for removing a fluorescent material applied to the inner surface of a fluorescent lamp glass tube is provided with: a cylindrical drum 1 that is fabricated so as to be rotatable in an almost closed state and used for receiving a number of glass fragments G formed by crushing the fluorescent glass tube; and a brush body 2 that is placed inside the cylindrical drum 1 and used for scrubbing the surfaces of the glass fragments G to peel off the fluorescent materials.
Patent JP-2001288457-A (JP)
Title: Antifogging agent
Inventor: SOMEMIYA TOSHITAKA
IPC: C08F8/12
Filed: 2000-04-07
Abstract: PROBLEM TO BE SOLVED: To provide an antifogging agent which is excellent in persistence of antifogging properties and exhibits high surface hardness and scratch resistance even when it has absorbed water. SOLUTION: This antifogging agent comprises 99.99-50 wt.% vinyl alcohol polymer (A) having a degree of saponification of 70-99.99 mol% and 0.01-50 wt.% organotitanium compound (B).
Patent JP-2001056382-A (JP)
Title: Radiation detector and radiation diagnosing device
Inventor: TOMIZAKI TAKAYUKI
IPC: H01L27/14
Filed: 2000-04-10
Abstract: PROBLEM TO BE SOLVED: To improve S/N ratio in a radiation detector. SOLUTION: This radiation detector comprises a plurality of charge conversion elements 31 converting incidence radiation arranged in matrix to electric charge, a plurality of capacitors 32 accumulating charge generated with the charge conversion elements 31 and TFT 33 for reading out the charge accumulated in the capacitors 32. Other signals than those of the charge accumulated in the capacitors 32 caused by ON/OFF switching of the TFT 33 and the like are cancelled by dummy pixels 9. By this, S/N ratio is improved.