baber/WOPTO huggingface dataset:
Patent JP-2003149717-A (JP)
Title: Method and device for image pickup
Inventor: BABA TOMOYOSHI
IPC: G03B7/16
Filed: 2001-11-19
Abstract: PROBLEM TO BE SOLVED: To provide an image pickup method which can secure a sufficient quantity of reflected light from an object of image pickup to excellently reproduce its image even a small-sized pulse light source is used. SOLUTION: A laser device 1 which illuminates the object 2 of image pickup with pulse light and a camera 3 which can obtain a video signal by reading electric charges accumulated in proportion to the quantity of incident light and has a shutter 3a are used to emit pulse light by interrupting the illumination light from the laser device 1 a plurality of times in a one-frame period and open and close the shutter 3a in synchronism with cycles of the pulse light, thereby realizing multiple exposure.
Patent JP-2003012615-A (JP)
Title: New diaminodihydroxybenzene and method for producing the same
Inventor: NAGAI SUNAO
IPC: C07B61/00
Filed: 2001-11-20
Abstract: PROBLEM TO BE SOLVED: To provide a new diaminodihydroxybenzene, and to provide a method for producing the diaminodihydroxybenzene. SOLUTION: [1] This diaminodihydroxybenzene is represented by the general formula (1). [wherein, R<1> is H or a hydrocarbon; R<2> is a hydrocarbon, OR<3> or NR<4> R<5> (R<3> to R<5> are each the same or different and H or a hydrocarbon)]. [2] The method for producing the diaminodihydroxybenzene represented by the general formula (1) is characterized by reducing a dinitrodihydroxybenzene represented by the general formula (2). [wherein, R<1> and R<2> are the same as those defined in the general formula (1)].
Patent JP-2003156726-A (JP)
Title: Method and device for evaluating alignment uniformity
Inventor: ISHIHARA SHOICHI
IPC: G01M11/00
Filed: 2001-11-21
Abstract: PROBLEM TO BE SOLVED: To provide an inexpensive evaluation device which evaluates the uniformity of an alignment layer subjected to alignment processing and makes measurement easy. SOLUTION: A method for evaluating alignment uniformity is characterized in that the uniformity of the alignment is evaluated from variation in the quantity of transmitted light when a voltage is applied to a liquid crystal cell. The liquid crystal cell is constituted by sealing p type nematic liquid crystal (or n type nematic liquid crystal) into a space between two opposite electrode substrates held by two polarizing plates whose transmission axes cross each other at right angles, and horizontally (or vertically) aligning the liquid crystal. The cell has the alignment direction of the liquid crystal nearly in parallel to or nearly at right angles to the polarizing plate transmission axes, and to provide a device for evaluating the alignment uniformity.
Patent JP-2003158464-A (JP)
Title: Low noise amplifier and low noise converter using the same
Inventor: WAKIYAMA MASANORI
IPC: H04N5/44
Filed: 2001-11-21
Abstract: PROBLEM TO BE SOLVED: To provide low noise amplifiers and a low noise converter which are inexpensive and have little influence of channel selection and a high performance characteristic about an input return loss characteristic and about an intra-band gain flatness characteristic. SOLUTION: Range couplers 11 and 12 respectively convert received right- handed (horizontal) polarization signal and left-handed (vertical) polarization signal into balanced signals, balanced low noise amplifiers 21 and 22 amplify the balanced signals, range couplers 13 and 14 convert respective balanced outputs of the balanced low noise amplifiers 21 and 22 into unbalanced signals, switching low noise amplifiers 113 and 114 amplify the unbalanced signals, either of the switching low noise amplifiers 113 or 114 selectively makes an output, a mixer 117 converts a polarization signal outputted from the either of them into an intermediate frequency signal and outputs the intermediate frequency signal to an IF amplifier 119.
Patent JP-2003161854-A (JP)
Title: Optical fiber array and manufacturing the same
Inventor: KOBAYASHI YOSHIHIRO
IPC: G02B6/24
Filed: 2001-11-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical fiber array for holding optical fibers at accurate positions to the change of temperature.  <P>SOLUTION: The optical fiber array comprises a guide substrate having V shape grooves 1a, 1b for aligning the optical fibers 3, the optical fibers 3 held in the V shape grooves 1a, 1b and a pressing plate 2 for fixing the optical fibers 3 from above. A window 4 filled with an adhesive is provided in the pressing plate 2. A glass part 3a on the tip side of a core where coating of the optical fibers 3 is removed, is held by the adhesive 5. A metalized part 3c is formed on the base side of the core and held by solder 6.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003158353-A (JP)
Title: Wiring board
Inventor: OGAWA KOJU
IPC: H05K3/46
Filed: 2001-11-26
Abstract: PROBLEM TO BE SOLVED: To provide a wiring board wherein transmitting characteristic of a signal can be improved, regarding a wiring board having signal conductor lines for transmitting high frequency signals. SOLUTION: A wiring board 101 is provided with a plurality of IC connection terminals 111 which are formed on a surface 102 of the board and connected with terminals of an IC chip IC1, and a plurality of back connection terminals 131 which are formed on a back 103 of the board and connected with terminals of the other board MB. The wiring board 101 is also provided with the signal conductor lines 143, 144 wherein one ends are connected with some of the plurality of IC connection terminals 111 and the other ends are connected with some of the plural back connection terminals 131. The signal conductor line 143 or the like is stretched from the IC connection terminals 111 as far as the back connection terminals 131 via the surface 102, a side surface 104S or the like and the back 103 of the board.
Patent JP-2003163090-A (JP)
Title: Lighting apparatus
Inventor: KANDA TAKASHI
IPC: H05B45/50
Filed: 2001-11-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a long-life lighting apparatus having LED whose light quantity is not lower in the process of time.  <P>SOLUTION: The LED lighting apparatus comprises a light-emitting diode 1, a detection diode 2 to detect a light-emitting condition of the light-emitting diode 1, and a control circuit 3 to keep the light quantity of the light-emitting diode 1 almost constant according to a detected value of the detection diode 2. The detection diode 2 is composed of a photodiode or a light-emitting diode, the light-emitting diode 1 and the detection diode 2 are arranged on the same board. Differently colored light-emitting diodes are mixed to constitute a white light source or an electric bulb-colored light source. The light-emitting conditions of differently colored light-emitting diodes are detected by light-emitting diodes having a longer wavelength. The light-emitting condition of the longest wavelength light-emitting diode is detected by a silicon diode or its detection is omitted.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003161757-A (JP)
Title: Voltage measuring method
Inventor: OKADA KATSUO
IPC: G01R27/02
Filed: 2001-11-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a voltage measuring method which can effectively prevent the deterioration of a measurement accuracy when it is applied to a case where e.g. the ON-resistance of a photo-MOS relay is measured by an IC tester and when a voltage is measured, by driving a current in a state that an object to be inspected is driven by a drive source in the IC tester.  <P>SOLUTION: In a state that one end of a driving terminal of an object to be inspected 7 is maintained at a definite voltage by a constant voltage source 4A, and that the other end of the driving terminal is connected to the drive source 4C, a constant current 4B is connected to a measuring terminal, and the terminal voltage is measured.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002193848-A (JP)
Title: Multiphase alkylation method
Inventor: MERRILL JAMES T
IPC: C07C2/66
Filed: 2001-11-30
Abstract: PROBLEM TO BE SOLVED: To provide an improved method for producing ethylbenzene by vapor phase alkylation of benzene on a molecular sieve aromatic alkylation catalyst. SOLUTION: This method for producing ethylbenzene comprises the following steps: a feedstock comprising benzene and ethylene is fed into a 1st alkylation reaction zone containing a molecular sieve aromatic alkylation catalyst, the 1st reaction zone is operated under such temperature and pressure conditions as to make an ethylation of the benzene in a vapor phase to form alkylation products consisting of a mixture of ethylbenzene and polyalkylated aromatic components including diethylbenzenes; at least part of the alkylation products thus formed are fed into a 2nd alkylation reaction zone to be operated in a liquid phase or supercritical region;  subsequently, the reaction products formed in the 2nd alkylation reaction zone is fed into an intermediate recovery zone for the separation and recovery of the ethylbenzene and the polyalkylated aromatic components including the diethylbenzenes; at least part of the polyalkylated components is fed together with benzene into a transalkylation reaction zone operated in a liquid phase.
Patent JP-2003168844-A (JP)
Title: Semiconductor laser device and light amplifier
Inventor: SAII KIYOHIDE
IPC: B82Y20/00
Filed: 2001-11-30
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem that a temperature control mechanism composed of a temperature monitor, a temperature controller, and a cooler, etc., is required so as to fix an oscillation wavelength and constitution is complicated.  <P>SOLUTION: A semiconductor laser device is provided with an optical fiber 20 for guiding laser beams where an optical fiber grating 30 is formed; and a pump laser module 10 constituted of a semiconductor laser element 11 with an SQW active layer 41 for emitting the laser beam, and a coupling optical system 15 for coupling the laser beam emitted from the semiconductor laser element 11 to the optical fiber 20.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003166605-A (JP)
Title: Planetary gear device
Inventor: YASUDA TAKASHI
IPC: F16H63/30
Filed: 2001-11-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a planetary gear device that supportively positions on a clutch drum an engaging member and a friction plate of a clutch with two snap rings.  <P>SOLUTION: On an inner circumference of the clutch drum 9 of the clutch C1, the friction plates 16, 19 and 44 of the clutch C1 are axially positioned and supported by the tapered snap ring 18. The engaging member 4 connected to a ring gear R is axially positioned and supported such that it is sandwiched by the tapered snap ring 18 and the snap ring 14. The support structure can thus receive oil pressure in the clutch C1 and accommodate thrust force on the ring gear R.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003168673-A (JP)
Title: Tank for cleaning and drying wafer
Inventor: MORIMITSU TAKANORI
IPC: H01L21/304
Filed: 2001-12-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a technique for obtaining an extremely beautiful wafer by carrying out drying and take-out without allowing a droplet after cleaning to adhere to the precisely cleaned wafer again.  <P>SOLUTION: In a tank for cleaning and drying a wafer, dry air is jetted for drying after a wafer 11 is horizontally accommodated and cleaning liquid is jetted to the front and rear of the wafer 11 for cleaning. The cleaning and drying tank comprises a lid body 50 where a body 47 of the cleaning and drying tank opens an entire wafer upper surface in the drying of the wafer 11, and a shutter 58 that opens at least the entire upper section of the take-out passage position of wafer. The lid body 50 and shutter 58 may communicate with air cylinders 52 and 58, and the lid body 50 may have a slant board 56 for allowing an adhered droplet in cleaning to flow toward the outside of the wafer.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003173236-A (JP)
Title: Remote indication detecting device and information projector mounted with this device and remote indication input method
Inventor: KATO MASAYOSHI
IPC: G06F3/03
Filed: 2001-12-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a coordinate indication input method and a coordinate indication input device having simple constitution, superior operability, and capable of highly accurately detecting a position or displacement of inputted coordinates at a high speed.  <P>SOLUTION: This remote indication detecting device detects a position and displacement of a spot 7 of a light beam projected on a projection screen 4 or information included in the spot from an indicating member 1 for indicating a prescribed position of the projection screen by outputting the light beam, and has position detecting means 2, 3, 9 and 10 for detecting the position or the displacement of the spot of the light beam, and is characterized in that the position detecting means have a plurality of light receiving elements 3 arranged in a prescribed position, and an arithmetic operation means 10 for arithmetically operating output of the light receiving elements.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003169542-A (JP)
Title: Method and apparatus for forcibly blooming cut flower
Inventor: FUJIWARA KAZUHIRO
IPC: A01G7/00
Filed: 2001-12-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and apparatus for forcibly blooming cut flowers, shortening the forcibly blooming time for cut flowers, and increasing the kinds of applicable flowers.  <P>SOLUTION: The method for forcibly blooming cut flowers comprises a process of irradiating cut flowers with high intensity light having a wave length of 400-700 nm and a photosynthetically active photon flux density (PPFD) of ≥50 μmolm<SP>-2</SP>s<SP>-1</SP>. In this process, blooming energy is supplied by utilizing the photosynthesis of the cut flowers so as to facilitate blooming of flowers, where the PPFD is desirably ≥100 μmolm<SP>-2</SP>s<SP>-1</SP>.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003173593-A (JP)
Title: Guide roller for magnetic tape
Inventor: ASAI MASAHIKO
IPC: G11B15/60
Filed: 2001-12-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a guide roller for a magnetic tape which can stably guide the magnetic tape without causing the magnetic tape to moves onto a flange of the guide roller even when the magnetic tape swings along its width.  <P>SOLUTION: The guide roller 10 for the magnetic tape MT has a pin 8, a roller 2 pivoted rotatably on the pin 8, and a lower flange 3 and an upper flange 4 that the roller 2 is equipped at its both ends. The lower flange 3 and upper flange 4 are independent of the roller 2, constituted so that the roller penetrates them, and supported at restriction positions for the magnetic tape MT so that they can not rotate on the pin 8; and at least one of the lower flange 3 and upper flange 4 is held in a vertically movable state so that the magnetic tape MT is pressed by a spring means 7 from the width direction.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003178825-A (JP)
Title: Earth terminal
Inventor: HAYASHI HIROYUKI
IPC: H01R4/64
Filed: 2001-12-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide an earth terminal wherein the earth terminal assembled in a wire harness can be recovered at a high rate and wherein a dismantling cost can be reduced when a disposed vehicle is recycled.  <P>SOLUTION: The earth terminal 21 is connected with the end part of an electric wire for the earth of a car, mounted on and fixed to the car body, and worked by punching a plate-formed body entirely consisting of one sheet of electroconductive material and folding or turning a part. This is composed of the electric-wire connecting part 23 and the binding part 22 of fixing member, which is coupled via the neck part 26, and which has a wider width than that of the electric-wire connecting part 23 and in which an opening 24 for mounting the fixing member is formed. The binding part 24 of the fixing member is formed by valley-folding the plate-formed body on the way, the tip end which has become the upper side part is mountain-folded downward at both sides of the neck part 26, ribs 27A, 27B are formed, and the front side of the opening 24 of the binding part 22 of the fixing member is opened. Further, both sides of a width direction are folded in the electric-wire connecting part 23, and a space for electrode connection for the earth is formed.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003176290-A (JP)
Title: Organic tin catalyst and curable composition containing the same
Inventor: TANAKA HIDEAKI
IPC: C07F7/22
Filed: 2001-12-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a curing catalyst which can improve the surface curability and low temperature storage stability of a reactive silicon group-having polymer.  <P>SOLUTION: This organic tin catalyst is characterized by reacting a dialkyl tin oxide with at least one organic acid selected from a group consisting of monocarboxylic acids and monocarboxylic anhydrides in an amount of 0.5 to 2 moles of carbonyl groups in the organic acid per mole of the dialkyl tin oxide, and then reacting the obtained dialkyl tin carboxylate with an alkoxysilane so that only one acyloxy group of the dialkyl tin carboxylate is replaced by an alkoxysilyloxy group originated from the alkoxysilane.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003177524-A (JP)
Title: Photosensitive resin composition and photosensitive element using the same
Inventor: MURAKAMI SHIGERU
IPC: G03F7/004
Filed: 2001-12-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a photosensitive resin composition excellent in pattern forming property even under low light exposure and free of a color tone change such as fading even when allowed to stand at a high temperature and to provide a photosensitive element using the composition.  <P>SOLUTION: The photosensitive resin composition comprises a binder resin [A], an ethylenically unsaturated compound [B], a photopolymerization initiator [C] comprising a lophin dimer (C1), an N-arylglycine (C2) and an alkylaminobenzophenone (C3), and a compound [D] of formula (1) (where R1 and R2 are each optionally substituted phenyl and R is optionally substituted alkyl or phenyl).  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003187470-A (JP)
Title: Optical disk device
Inventor: SAKATA SHINGO
IPC: G11B7/09
Filed: 2001-12-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical disk device which can make stable recording and reproduction of data in accordance with an inclination angle in use of an optical disk device.  <P>SOLUTION: The optical disk is characterized in that it is provided with a lens position detecting means 12 which detects a relative position between an objective lens 5 and a carriage 7, a controller 13 which makes an adjustment so that a lens position detecting signal from the lens position detecting means 12 may coincide with a reference signal, and a lens position changeable means 14 which changes the position of the lens by a lens position changeable signal from the controller 13.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003183514-A (JP)
Title: Organic material containing particulate suppressing generation of harmful matter in combustion, molding using the organic material, and method for disposing organic matter using the organic material
Inventor: OSAKI HISASHI
IPC: C08L101/00
Filed: 2001-12-17
Abstract: <P>PROBLEM TO BE SOLVED: To suppress generation of harmful matters such as dioxins in combustion of organic substances, and to decompose the harmful matters generated.  <P>SOLUTION: The method for suppressing generation of harmful matters comprises matters reacting the organic matters with exhaust gas in combustion to generate heat causing elevation of the combustion temperature to suppress generation of dioxins.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003188552-A (JP)
Title: Housing structure of electronic equipment
Inventor: TONOZUKA KAZUTOSHI
IPC: H05K5/02
Filed: 2001-12-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a housing structure of electronic equipment which can surely prevent careless electrification, malfunction of equipment due to short- circuiting or an interrupted power supply or the like, even if a finger or a foreign matter enters from a storage part wherefrom an associated unit is removed.  <P>SOLUTION: A shield 9 is held in a close position by a torsion coil spring 12 (not illustrated in Fig. 2) which oscillates and biases the shield 9 and a positioning stopper 19a (not illustrated in Fig. 2), and open operation of the shield 9 is forbidden by engaging a projection 14, which goes into an auxiliary unit storage part 8 from the outside, to the shield 9. Meanwhile, when an auxiliary unit is stored, an external partition 101a (not illustrated in Fig. 2) of the unit pushes a wedge-shaped projection 15 and oscillates an oscillation member 13, and retreats the fitting projection 14 to the outside, thus allowing open operation of the shield 9.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003072307-A (JP)
Title: Caster
Inventor: MURAMATSU TOSHIMITSU
IPC: B60B33/00
Filed: 2001-12-20
Abstract: PROBLEM TO BE SOLVED: To provide a caster in compact constitution. SOLUTION: A cylindrically formed inner ring 14 is supported free to revolve through a rolling element 18 on the inside of a cylindrical formed outer ring 12. A wheel 16 is supported free to rotate at a position eccentric against an axis of rotation θ of the inner ring 14 on the inside of the inner ring 14. Consequently, it is possible to provide the caster 10 which is limited in total height and is compact.
Patent JP-2003190823-A (JP)
Title: Rice mill
Inventor: IWATA MITSUMASA
IPC: B02B7/00
Filed: 2001-12-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a rice mill which reduces the number of components and the cost, has a satisfactory cleaning property of a container and is totally compact.  <P>SOLUTION: In this rice mill 1, bran separated from rice is discharged to a bran reservoir 51 outside the container 21 by a fan 71 which is rotated together with an agitator 41 in a rice milling cage 31. The bran reservoir 51 is freely attachably and detachably arranged between a cover 61 which covers the upper end opening of the container 21 and the container 21. The bran reservoir 51 is annular and cross sections of respective parts thereof are formed in a recessed shape. A bran inlet 55 is disposed on bottom wall 53a of the bran reservoir 51 which faces the inside of the container 21 and, on the other hand, a bran stopping part is disposed in the bran reservoir 51. An air stream which wafts the bran, is revolved along the container 21 and is elevated by means of rotation of the fan 71 to flow from the bran inlet 55 into the bran reservoir 51, and the bran is separated from the air stream at the bran stopping part and is stored in the bran reservoir 51.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003182621-A (JP)
Title: Steering device
Inventor: KIMURA HIDEJI
IPC: B62D5/04
Filed: 2001-12-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a steering device capable of preventing a difficulty in steering when anomaly occurs in steering.  <P>SOLUTION: This steering device comprises a first partition provided on a rotating shaft 30 coupled to a steering wheel 2 and having a orifice variable in size, a container 44 provided on a pinion shaft 40 coupled to a steering mechanism 1 and housing the first partition, and a second partition provided in the container 44. Power is transmitted between the first and second partitions through fluid in the container 44, and rotating force is transmitted between the rotating shaft 30 and the pinion shaft 40.  <P>COPYRIGHT: (C)2003,JPO