baber/WOPTO huggingface dataset:
Patent JP-2004251748-A (JP)
Title: Interferometer, exposure apparatus and exposure method
Inventor: HIDAKA YASUHIRO
IPC: G03F7/20
Filed: 2003-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide an interferometer having an extremely small measurement error caused by an influence of expansion or the like of a support member for mounting an optical member.  <P>SOLUTION: This interferometer 10 is equipped with a first mirror 18 mounted on a first measuring object, and a second mirror 19 mounted on a second measuring object, and is used for measuring the relative distance between the first measuring object and the second measuring object by interference between a first measuring beam R<SB>1</SB>reflected by the first mirror and a second measuring beam M<SB>1</SB>reflected by the second mirror. The interferometer is also equipped with a first beam splitting means 14 for splitting an incident beam into the first measuring beam and the second measuring beam and allowing the first measuring beam to enter the first mirror, and a second beam splitting means 17 provided separately from the first beam splitting means, for splitting the incident beam into the first measuring beam and the second measuring beam and allowing the second measuring beam to enter the second mirror. The first measuring beam and the second measuring beam have a common optical path between the first beam splitting means and the second beam splitting means.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004000486-A (JP)
Title: Breast pump
Inventor: MORIFUJI YASUO
IPC: A61M1/06
Filed: 2003-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a structure which makes it hard for extracted breast milk to intrude into a drive part.  <P>SOLUTION: A breast pump is composed of: a milk extracting cup 10 for extracting the breast milk in such a manner that a tip bag part 11, provided at a tip and expanded in a trumpet shape, is brought into close contact with a breast; a bottle for storing the breast milk extracted with the cup 10; and the drive part 20 which is equipped with a negative-pressure generating means 24 for generating a negative pressure in the cup 10 and the bottle so as to extract the breast milk with cup 10, a drive means 23 for driving the means 24, a negative-pressure adjusting means 25 for adjusting the negative pressure, and a negative-pressure releasing means 26 for releasing the negative pressure. An intake passage, through which air in the cup 10 and the bottle is sucked into the means 24, is separated from a breast-milk passage through which the breast milk extracted with the cup 10 is made to flow into the bottle. A suction and exhaust valve 33 is made independent of a diaphragm 31 of the means 24. Additionally, an adjusting pin 53 for adjusting the negative pressure of the means 25 and a negative-pressure releasing pin 56 for releasing the negative pressure of the means 26 are constituted separately from each other.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004257959-A (JP)
Title: Optical measurement apparatus
Inventor: NODA SADAO
IPC: G01B11/00
Filed: 2003-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical measurement apparatus enabling highly accurate measurement by improving S/N ratio.  <P>SOLUTION: In a light-transmission member 17 for convergent light, convex conical parts mutually projected in opposite directions are formed on the both ends thereof, where the external surface of the convex conical part on one end thereof is a light entering surface 17a and the external surface of the convex conical part on the other end is a light outgoing surface 17b. An incident angle in the case of divided parallel light L3 is a critical angle θx when the light of a whole peripheral part is refracted on the light entering surface 17a to be entered into the light outgoing surface 17b. A light-transmission member 19 for diffusion light has a concavity conical part formed on one end thereof, and a convexity conical part formed on the other end. The internal surface of the concavity conical part on one end thereof is a light entering face 19a, and the external surface of the convexity conical part on the other end is a light outgoing surface 19b on the other end. An incident angle in the case of divided parallel light L4 is a critical angle θx when the light of the whole peripheral part is refracted on the light entering surface 19a to be entered into the light outgoing surface 19b.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004122101-A (JP)
Title: Orifice cup for manually actuated sprayer
Inventor: DOBBS DOUGLAS
IPC: B05B1/34
Filed: 2003-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an orifice cup for a manually actuated sprayer which is positively retained in place against dislodgement and is sealed in its bore against leakage in a manner requiring but a minor modification in the improvement of the retentivity and sealability of the orifice cup in its bore and is capable of attaining high efficiency without incurring cost.  <P>SOLUTION: The orifice cup 21 has a skirt 29 molded to a frusto-conical shape tapering outwardly in the upstream direction of the flow through the orifice 23. The outer diameter of the circular base part of the orifice cup 21 is substantially the same as the wall diameter of the discharge orifice 23. The skirt wall of the cup 21 tapers upwardly in the radius direction relative to the outer diameter and when the cup 21 is forcibly fitted into the bore, the entirety of the skirt wall bears tightly and sealingly against the bore wall to positively retain the orifice cup 21 in place without dislodgement due to the pressure of the discharged liquid.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004264386-A (JP)
Title: Projector
Inventor: OKAZAKI MASANORI
IPC: G02B27/18
Filed: 2003-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To make exhaustion noise of a fan low and to prevent a discharged blast of hot air from concentrating in one place.  <P>SOLUTION: A projector equipped with a grating type fan guard (s) formed by longitudinally and laterally combining main wide ribs (g) and auxiliary ribs (h) which are as wide as or narrower than them is provided with rib-shaped projections (m) which cross, obliquely to an air current direction, two opposite pieces of one of the main ribs (g) and auxiliary ribs (h) positioned opposite to a quadrangularly-sectioned wind channel formed in the grating of the fan guard (s) and ≤1/2 time as tall as rib intervals.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004265695-A (JP)
Title: Separator for fuel cell
Inventor: MURATA MASATERU
IPC: H01M8/10
Filed: 2003-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a metal separator for a fuel cell having sufficient corrosion resistance even if with thin noble metal plating thickness for reducing contact resistance of stainless steel, to provide its manufacturing method, and to provide a metal plate with a noble metal plated for the separator.  <P>SOLUTION: This separator for a fuel cell has a noble metal layer on a surface of this metal plate, and is characterized by using the noble metal-plated metal plate for which the noble metal layer is sealed by one or more kinds of mercaptobenzothiazole derivatives, as an inhibitor, expressed by formula (1), wherein R1 is hydrogen, alkyl, substituted alkyl or halogen; R2 is an alkaline metal, hydrogen, alkyl, substituted alkyl or a substituted amino group.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004261338-A (JP)
Title: Massaging apparatus
Inventor: IWATA NOBUYUKI
IPC: A61H7/00
Filed: 2003-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a massaging apparatus that can adjust the strength of its pressing force when two air bags are expanded.  <P>SOLUTION: The massaging apparatus is provided with two pairs of overlapped air bags 14, 14', 15, and 15' and an air supplying/discharging means which expands and contracts the air bags 14, 14', 15, and 15'. The positions of one pair of air bags 14' and 15' of the two pairs of overlapped air bags 14, 14', 15, and 15' can be changed relatively to the positions of the other pair of air bags 14 and 15.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003321308-A (JP)
Title: Wood preservative
Inventor: SHINODA KATSUMI
IPC: B27K3/34
Filed: 2003-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a wood preservative which has a persistent antiseptic effect, does not rust a metallic material and comprises a quaternary ammonium salt hardly causing thermal decomposition at the production of woody decoration materials.  <P>SOLUTION: This wood preservative comprises the quaternary ammonium salt (A) represented by general formula (1) (wherein R<SP>1</SP>and R<SP>2</SP>are each a 1-22C straight or branched aliphatic hydrocarbon group; R<SP>3</SP>is a 1-22C straight or branched aliphatic hydrocarbon group, or a 7-22C arylalkyl or arylalkenyl group; R<SP>4</SP>is an 8-22C straight or branched aliphatic hydrocarbon group; and X<SP>-</SP>is a superstrong acid anion).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004074270-A (JP)
Title: Die for molding semi-molten metal
Inventor: HARADA TAKASHI
IPC: B22D17/22
Filed: 2003-03-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a die for molding semi-molten metal for preventing occurrence of product defects caused by cold shut or residual gas in the semi-molten metal by a simple structure.  <P>SOLUTION: In the die for molding semi-molten metal for molding the product of a product shape to generate cold shut when a semi-molten metal is injection-filled in a cavity part, the cold shut or residual gas is discharged to an overflow part to prevent product defects by providing the overflow part at opposing positions across a merging part to generate the cold shut from outer sides via a communication passage.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004266636-A (JP)
Title: Image management apparatus, program to be used for the same, and image management method
Inventor: TANAKA SHINJI
IPC: H04N21/274
Filed: 2003-03-03
Abstract: <P>PROBLEM TO BE SOLVED: To widen the effective utilization range of a map image and to make a computer function as an image management apparatus for widening the effective utilization range of the map image.  <P>SOLUTION: A cellular phone 40 transmits an image picked up by a camera 42, an image pickup place measured by a GPS 43 at imaging and an image pickup direction measured by an electron compass 44 to an image management apparatus 20 via the Internet 30. The image management apparatus 20 registers the received picked-up image in a picked-up image database 28 in relation to the image pickup place and the image pickup direction. When distribution of the map image is requested from client computers 50a, 50b connected to the Internet 30, an icon is generated in relation to the picked-up image, the icon is stuck over coordinates of the map image corresponding to the image pickup place, and distributed toward the client computers 50a, 50b of the distribution request sources. Thus, since the personally picked-up image can be distributed while being stuck on the map image, widening the effective utilization range of the map image can be widened.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004271745-A (JP)
Title: Optical cutoff adapter, optical receiver and optical receiving system
Inventor: TANAKA MASATO
IPC: G02B6/26
Filed: 2003-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical cutoff adapter which is used to switch the path of optical signals without employing an active device when an optical connector is pulled out and to provide an optical receiver and an optical receiving system.  <P>SOLUTION: Mercury 3B which is a liquid and reflects light beams is received in a receiving tank 3C. A pair of optical connectors 2 and 4 is inserted into the inserting ports provided on both tip parts of a housing 3A. A through-path 3G is connected to the bottom section of the tank 3C. When the pair of the connectors 2 and 4 is inserted, a path of the optical signals is formed by a pair of sleeves 3E and 3F whose opposing tip parts are abutted on each other in the through-path 3G by the pressing force of the connectors. When the connector 4 is not inserted, a spring 3H presses the sleeve 3F so that the sleeve 3F slides to the direction away from the connector 2, a gap 3J, which is connected to the tank 3C, is formed between the sleeve tip parts and the mercury 3B stored in the tank 3C flows into the gap 3J to cutoff the optical path.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004270509-A (JP)
Title: Air pump
Inventor: INASAWA TSUGUO
IPC: F04B39/14
Filed: 2003-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an air pump that suitably supports a drive shaft where an eccentric part such as a cam is mounted with two bearings and allows center alignment of the bearings to be performed easily.  <P>SOLUTION: A drive shaft 2 where a cam 3 is mounted is supported at two points by two bearings 4 and 5 on both sides. A pump housing that includes the bearings 4 and 5 is divided at a place substantially along the center of a rotation axis of the drive shaft 2 into a first housing part 21 and a second housing part 22 joined to the first housing part 21 with joint bolts 8. The first housing part 21 and the second housing part 22 support the two bearings 4 and 5. The drive shaft 2 is thereby suitably supported by the bearings 4 and 5, and also the centers of the bearings 4 and 5 tend to align easily to allow the center alignment work of the bearings 4 and 5 to be performed easily and efficiently.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004271994-A (JP)
Title: Active matrix substrate and defective inspection method therefor
Inventor: FUKUDA KAZUO
IPC: G01M11/00
Filed: 2003-03-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide an active matrix substrate and a defect inspection method therefor which allow the presence of defects to be surely inspected.  <P>SOLUTION: A gate bus line 26 is provided for each column adjacently to each of pixel electrodes 24 arrayed in one direction of an arrow A, and a source bus line 27 is provided for each column adjacently to each of pixel electrodes 24 arrayed in the other direction of an arrow B crossing the direction of the arrow A. Each display switching element 25 electrically connects and disconnects each pixel electrode 24 and each source bus line 27. A plurality of spare wirings 28 and 29 are provided to one end and the other end of each source bus line 27. The spare wirings 28 and 29 cross each source bus line 27 in an insulated state. Spare wirings 28 adjacent to each other, which are provided to one end are connected by a switching element 36 for inspection and are electrically connected and disconnected. Spare wirings 28 adjacent to each other, which are provided to one end are connected by a switching element 37 for inspection and are electrically connected and disconnected.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003270413-A (JP)
Title: Form having surface with complex lens pattern
Inventor: KAMINSKY CHERYL J
IPC: G02F1/13357
Filed: 2003-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a form for a complex lens diffusion body which shows improved diffused light transmission while diffusing a specular light source.  <P>SOLUTION: The form comprises a surface having a morphology of complex lenses wherein the surface asperities have an amplitude of between 1 and 40 μm, a spatial frequency of between 1 and 100 complex lenses per 1 mm<SP>2</SP>, and between 1 and 40 minor lenses per a major lens.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004274664-A (JP)
Title: Portable electronic device
Inventor: SHIN YUICHI
IPC: F16C11/10
Filed: 2003-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a portable electronic device capable of securely obtaining a clear image for characters and figures indicated on paper etc.  <P>SOLUTION: The device is configured so that the distance Dr between a predetermined flat plane F and an imaging unit 8 coincides substantially with the focal length Df of the imaging unit 8, when the outer surface 3b of a control section 3 is placed on the flat plane F under deployed lock state in which a lid section 2 and the control section 3 are locked by a cabinet locking mechanism.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004282141-A (JP)
Title: Surface mount tuning fork type crystal oscillator incorporating illumination
Inventor: SAKURAI HIDENORI
IPC: H03H9/215
Filed: 2003-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a surface mount tuning fork type crystal oscillator wherein the mechanical operations of a built-in tuning fork type crystal chip can be observed.  <P>SOLUTION: An illumination unit such as an LED for lighting up the tuning fork type crystal chip is built inside the surface mount tuning fork type crystal oscillator and the mechanical operations of the tuning fork type crystal chip can be observed by controlling the blinking period of the LED, and the surface mount tuning fork type crystal oscillator incorporating the illumination is configured by incorporating an LED blinking period control circuit, a vibration chip for the blinking period control circuit, and an oscillation circuit for the tuning fork type crystal chip, and providing a magnification lens function such as a Fresnel lens function to the lid.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004280880-A (JP)
Title: Magnetic recording medium
Inventor: MATSUNUMA SATORU
IPC: G11B5/725
Filed: 2003-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a magnetic recording medium which can maintain a sufficient sliding durability characteristic and corrosion resistance, at a high surface recording density of equal to or more than 600 gigabits/square inch.  <P>SOLUTION: The disk-like magnetic recording medium of a magnetic recording system recorded at the surface recording density of equal to or more than 600 gigabits/square inch is provided with a lubrication layer on the surface of the disk-like magnetic recording medium comprising a surplus layer and a fixed layer, wherein the ratio of the surplus layer to the fixed layer is different according to the surface region of the disk-like magnetic recording medium. The long-term sliding durability can be maintained, and the recording/ reproducing can be achieved in the condition of the high surface recording density of equal to or more than 600 gigabits/square inch.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004279147-A (JP)
Title: Antenna device
Inventor: WATABE TSUTOMU
IPC: G01S7/02
Filed: 2003-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide an antenna device having an improved search data rate by shortening a frame time (time necessary for scanning the whole search coverage).  <P>SOLUTION: The aperture of an array antenna 1 is divided in two in the elevation angle, and a prescribed search region is also divided corresponding to the division. Two search transmission/reception beams are formed simultaneously independently relative to each divided search coverage, and a target is detected. Repeat timing of transmission/reception to each search coverage is set to be the same, and transmission is performed at the shifted time so that transmission pulse signals to each search coverage are not duplicated mutually at the transmission timing. On the other hand, in a tracking mode, equal-phase synthesis of a reception signal from the divided aperture is performed, thereby performing beam formation in the whole aperture of the array antenna 1 in both transmission and reception.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004278610-A (JP)
Title: Bellows
Inventor: NAGAI NORIO
IPC: F16J3/04
Filed: 2003-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a novel bellows capable of greatly improving durability without causing cracking in limiting sheet bodies even in a machine tool having a drive part that moves at high speed, and shortening length when contracted.  <P>SOLUTION: This bellows 1 is provided with a bellows main body 2 comprising a sheet body 5 folded to alternately form crest parts 2a and trough parts 2b, and limiting sheet bodies 3 and 4 fixed to an upper part or a side part of the bellows main body 2 to regulate extension length of the bellows main body 2. The limiting sheet bodies 3 and 4 are fixed to the crest parts 2a composing the bellows main body 2. They are composed in such a way that they are apart from the bellows main body 2 between a fixed position to one crest part 2a in the bellows main body 2 and a fixed position to another crest part 2a when the bellows main body 2 is contracted.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004281836-A (JP)
Title: Semiconductor manufacturing apparatus
Inventor: HASEGAWA MITSURU
IPC: C30B25/16
Filed: 2003-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor manufacturing apparatus for manufacturing a semiconductor thin film at a low cost, particularly excellent in the uniformity of the film thickness and composition ratio.  <P>SOLUTION: A heat conductor is installed between a reaction vessel and a temperature regulator or between the board facing a substrate-provided board and the temperature regulator. In other cases, the thickness of the wall in the region where the reaction vessel is near the temperature regulator is adjusted or the thickness of the board facing a substrate-provided board is adjusted. By using this design, the temperature distribution inside the reaction vessel is properly controlled for the acquisition of a semiconductor thin film excellent in film thickness and in composition ratio.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004277651-A (JP)
Title: Detergent composition for dishwasher
Inventor: AKIYAMA KAYOKO
IPC: C11D1/722
Filed: 2003-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a detergent composition for dishwashers which exhibits, even when the liquid property is not set to strong alkalinity, high cleaning power for removing stains adhered to hard surfaces such as a dish, glass, pottery, a metal, a plastic and the like, and is excellent in stability and safety.  <P>SOLUTION: The detergent composition contains 3 to 30 wt.% of a low-foaming nonionic surfactant represented by the general formula: R-O-[(C<SB>2</SB>H<SB>4</SB>O)<SB>m</SB>/(C<SB>3</SB>H<SB>6</SB>O)<SB>n</SB>]H (wherein R is a 8-20C straight chain or branched alkyl; m is an integer of 10 to 20; n is an integer of 3 to 10; the addition may be in the form of either block or random, and, in the case of block addition, the additive order does not matter), and 1 to 30 wt.% of a lower alkylbenzenesulfonate.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004275621-A (JP)
Title: Male urination aid
Inventor: MIWA OSAMU
IPC: A61F5/453
Filed: 2003-03-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a urination aid that can protect a male, particularly a physically challenging patient or an aged person, from dropping out of his urine and to enable sugar, protein, and occult blood testing on urination along with a care using this urination aid.  <P>SOLUTION: This urination aid comprises an aid body section 11 shaped into a ring made of a water-absorptive material and a tongue part 12 formed on a part of the aid body section 11, and at least one of the aid body section 11 and the tongue part 12 has at least one of a sugar testing agent A, a protein testing agent B, and an occult blood testing agent C.  <P>COPYRIGHT: (C)2005,JPO&NCIPI