baber/WOPTO huggingface dataset:
Patent JP-2007167672-A (JP)
Title: Extracorporeal circulation circuit
Inventor: AOKI MASATO
IPC: A61M1/14
Filed: 2007-02-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide an extracorporeal circulation circuit for preventing piping breakage in packaging or the like.  <P>SOLUTION: In this extracorporeal circulation circuit, a branch part 11 is interposed in a blood passage. This branch part 11 includes: a branch pipe 21 connecting part 23 connected to the branch part 11; and a main pipe connecting part 25 connected to a main pipe 24. The branch pipe connecting part 23 is provided with an insert part 26, and the insert part 26 is inserted and connected to the main pipe connecting part 25. The branch pipe connecting part 23 is freely rotatable to the main pipe connecting part 25.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008197004-A (JP)
Title: Navigation system and navigation method
Inventor: KATO KIYOHIDE
IPC: G08G1/0969
Filed: 2007-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a navigation system capable of executing exact and accurate guide processing fit for the sense of a driver.  <P>SOLUTION: This navigation system for executing a guide according to a guide route by a guide processing means, based on a relation between own vehicle positional information and the guide route, is provided with the first own vehicle positional information acquiring means 2 for acquiring the first own vehicle positional information, the second own vehicle positional information acquiring means 3 for acquiring the second own vehicle positional information of high precision, and an own vehicle position determining means 7 for determining guide own vehicle positional information that is own vehicle positional information used for the guide, and the navigation system holds a state change for the guide processing by the guide processing means 8, when the precision of the guide own vehicle positional information is lower than preset reference precision, and starts the guide processing when getting higher than the reference precision.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007223588-A (JP)
Title: Automobile and method for switching torque transmission path of automobile
Inventor: BURROWS ANDREW JULIAN
IPC: F16H48/24
Filed: 2007-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide an automobile having a drive line for smoothly reconnecting between a two-wheel drive mode and a four-wheel drive mode while the automobile is driven, and a method for switching its torque transmission path.  <P>SOLUTION: A control means 31 separates a propeller shaft 23 from both an engine 11 and rear wheels 14, 15 in the two-wheel drive mode. When the two-wheel drive mode is switched to the four-wheel drive mode while the automobile is driven, first an electric motor 28 is driven so that the rotation of the propeller shaft 23 rises to a predetermined speed. Thereafter, a first clutch means 22 and releasable torque transmission means 27, 41, 44, 50 are operated so that an auxiliary drive line having differentials 25, 40, 42 and the propeller shaft 23 is connected to the engine 11 and the rear wheels 14, 15.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008201724-A (JP)
Title: Photosensitive compound, photosensitive composition, method for forming resist pattern, and method for processing board
Inventor: ITO TOSHIKI
IPC: C07C69/753
Filed: 2007-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a photosensitive compound capable of forming a low-line-edge-roughness (LER) resist pattern, to provide a photosensitive composition containing the same, and to provide a method for forming such a resist pattern.  <P>SOLUTION: The photosensitive compound comprises two or more of a structural unit represented by formula (1) in the molecule. The photosensitive composition comprises dissolving one or more of the above compound or the like in an organic solvent.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008109066-A (JP)
Title: Light emitting element
Inventor: OKAMOTO KUNIYOSHI
IPC: H01S5/343
Filed: 2007-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a light emitting element employing a group III nitride semiconductor which can take out light in good state of polarization.  <P>SOLUTION: A group III nitride semiconductor layer 2 is formed on a GaN single crystal substrate 1 having a nonpolar surface or a semi-polar surface (e.g. m-face) as the major surface. The group III nitride semiconductor layer 2 has an n-type contact layer 21, a quantum well layer 22, a GaN final barrier layer 25, a p-type electron block layer 23, and a p-type contact layer 24 formed sequentially from the GaN single crystal substrate 1 side. On the surface of the p-type contact layer 24, an anode electrode 3 is formed as a transparent electrode. The group III nitride semiconductor layer 2 has a mirror surface (surface of the p-type contact layer 24) 2a, and the anode 3 also has a mirror surface 3a.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008205231-A (JP)
Title: Nitride-based semiconductor light-emitting element and manufacturing method therefor
Inventor: KAWAKAMI TOSHIYUKI
IPC: H01S5/028
Filed: 2007-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a nitride-based semiconductor light-emitting element having a window structure capable of stably emitting high-power light that has full COD level, and to provide a manufacturing method therefor.  <P>SOLUTION: A window layer 27 is laminated on a light-emitting end surface to coat a light-emitting end surface. The formation of an n-type GaN layer in the window layer 27 suppresses generation of holes of nitrogen in the GaN and the diffusion of exotic atoms, such as oxygen. Accordingly, the window layer 27 is improved of the COD level, which would be reduced by the diffusion of exotic atoms, such as oxygen.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008200361-A (JP)
Title: Radiographic system
Inventor: TAMAKOSHI YASUAKI
IPC: A61B6/00
Filed: 2007-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a radiographic system obtaining an image utilizable in medical diagnosis or biological diagnosis by an inexpensive and small-sized X-ray source in a Talbot-interferometer system.  <P>SOLUTION: The radiographic system has the X-ray source having an X-ray producing part for emitting characteristic X-rays to irradiate a subject, a subject stand on which the subject is arranged, a first diffraction lattice for diffracting X rays transmitted through the subject stand to irradiate the subject to produce a Talbot-effect, a second diffraction lattice for diffracting X rays diffracted by the first diffraction lattice, and an X-ray image detector for detecting X rays diffracted by the second diffraction lattice.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008206559-A (JP)
Title: Tip part of endoscope
Inventor: MASUDA HAYATO
IPC: G02B23/24
Filed: 2007-02-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a tip part of an endoscope, wherein a tip hood formed of an elastic material is not largely deformed when pressed to a mucosal surface even when a through-hole formed on the sidewall part of the tip hood is formed in such a size that liquid sufficiently passes through.  <P>SOLUTION: In the tip part of the endoscope, the tip hood 10 formed of the elastic material into a roughly cylindrical shape and provided with the through-hole 11 formed on the sidewall part is freely detachably attached to the outer peripheral part of a tip main body 2 in the state of projecting to the front from the tip face 2a of the tip main body 2 with an observation window 3 or the like arranged on the tip face 2a. The through-hole 11 is formed at a position over the front and back of the tip face 2a of the tip main body 2 in a state in which the tip hood 10 is fitted to the tip main body 2.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008211493-A (JP)
Title: Distributed pre-equalization optical communication system
Inventor: SUGIHARA TAKASHI
IPC: H04B10/548
Filed: 2007-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a distributed pre-equalization optical communication system capable of more efficiently compensating the distortion of a wavelength distribution in a transmission line after suppressing the increase in an operational amount for generating distributed pre-equalization data.  <P>SOLUTION: The distributed pre-equalization optical communication system includes: a distributed pre-equalization data generating means 12 for generating the reverse function operational result of the wavelength distribution in the transmission line as the distributed pre-equalization data, on the basis of transmission source data series; and an optical modulation means 11 for performing data modulation in an optical signal which is transmitted from an optical transmission means 10, and for transmitting the modulated optical signal to the transmission line 13. The distributed pre-equalization data generating means 12 generates the distributed pre-equalization data by calculation without considering RZ conversion. The optical modulation means 11 generates the modulated optical signal, thereby performing RZ pulse conversion. The system also includes an optical filter means 15 arranged at the reception side of the modulated optical signal in the transmission line 13 and extracting the optical signal close to the carrier frequency of signal light spectrum from the modulated optical signal.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008209662-A (JP)
Title: Mounting structure for lens unit in electronic equipment and electronic equipment having photographing function
Inventor: TAKAHASHI HIDEYUKI
IPC: G02B7/00
Filed: 2007-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To easily assemble a cellular phone while maintaining a dust-proof function and to surely prevent positional deviation of a lens unit.  <P>SOLUTION: When the cellular phone 1 is assembled by fitting a front case 8 and a rear case 11 each other, a press cushioning member 14 is pressed by a pressing rib 8a formed on the inner surface of the front case 8, and the back of the lens unit 15 is pressed by the press cushioning member 14. Then, the periphery part of the edge surface 43a of a cylindrical part 43 is pressed against an annular wall surface 45a of a lens butting wall in a tight-contact state, so that dust is prevented from entering to the inner part of an upper housing 6 from the outside via the location of the lens unit 15, and also the positional deviation of the lens unit 15 is surely prevented.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008208953-A (JP)
Title: Spiral pipe connector and connection structure
Inventor: SAITO KIWAMU
IPC: F16L15/00
Filed: 2007-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To reduce labor for connection by making air or water inside a pipe hardly leak from a connection part to the outside and suppressing an increase in the flow resistance of air or water while avoiding an increase in the number of components.  <P>SOLUTION: This connector 1 comprises a cylindrical large diameter portion 10, and a cylindrical small diameter portion 12 concentrically ranging from the large diameter portion 10. The inner diameter of the large diameter portion 10 is sized enough to be externally fitted to a spiral pipe 20 which is manufactured with goby folding and caulking work and has a goby portion 22 spirally protruded to the outer face side of the pipe. In the large diameter portion 10, a thread groove 16 is formed whose groove depth and pitch allow the goby portion 22 of the spiral pipe 20 to be threaded thereto. The thread groove 16 of the large diameter portion 10 is threaded to the goby portion 22 of the spiral pipe 20, and the small diameter portion 12 is internally fitted to the other pipe 30.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008215889-A (JP)
Title: Adjusting method and device of optical fiber characteristic measuring device
Inventor: ISHIOKA MASATO
IPC: G01M11/00
Filed: 2007-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a feedback circuit in order to keep always stably an SSB condition of an SSB modulator which is easily affected by a disturbance, by using SSB modulation, in an adjusting method and a device of an optical fiber characteristic measuring device using a Brillouin scattering method.  <P>SOLUTION: Only a small number of optimum characteristic quantities among SSB spectrums of probe light are always monitor-detected by using a Fabry-Perot interferometer, and a bias correction signal inputted into the SSB modulator is automatically generated and updated based thereon, to thereby control the SSB modulator.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008216553-A (JP)
Title: Method of forming spacer for display and ink composition for dry planographic printing
Inventor: HARA KATSUMI
IPC: G02F1/1339
Filed: 2007-03-02
Abstract: <P>PROBLEM TO BE SOLVED: To prevent a display substrate from being stained by improving use efficiency of ink by eliminating the need to scrape ink off when spacers for the display substrate are formed by a printing method.  <P>SOLUTION: The ink containing spacer particles and resin is printed by using dry lithography to form dots containing spacer particles. Then the dots are cured to form spacers for display.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008214483-A (JP)
Title: Latent heat-storing substance, aqueous solution, clathrate hydrate and its slurry, method for adjusting melting point of clathrate hydrate, method for increasing latent heat storage quantity of slurry of clathrate hydrate, and method for producing clathrate hydrate or its slurry
Inventor: TOMURA KEIJI
IPC: C09K5/06
Filed: 2007-03-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a clathrate hydrate which remarkably improves the problem of metal corrosion and has a latent heat storage effect, to provide its slurry, to provide a latent heat-storing substance containing the clathrate hydrate and its slurry, to provide an aqueous solution capable of producing the clathrate hydrate and its slurry, to provide a method for adjusting the melting point of the clathrate hydrate, to provide a method for increasing the latent heat storage quantity of the slurry of the clathrate hydrate, and to provide a method for producing the clathrate hydrate and its slurry.  <P>SOLUTION: This latent heat-storing substance is characterized by containing a pH-adjusting agent and a clathrate hydrate containing, as a guest compound, the salt of a cation with at least one of primary phosphate ion (H<SB>2</SB>PO<SB>4</SB><SP>-</SP>), secondary phosphate ion (HPO<SB>4</SB><SP>2-</SP>) and tertiary phosphate ion (PO<SB>4</SB><SP>3-</SP>).  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008224220-A (JP)
Title: Measuring method of number of nonmetal enclosures, and casting sample collecting casting mold
Inventor: SATO MITSUYOSHI
IPC: B22C9/06
Filed: 2007-03-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for automatically measuring the number of enclosures by excluding the effects of a shrinkage cavity in a conventional method to ensure high correlational properties, with respect to a measuring value by a skilled person, and to provide a casting sample collecting casting mold used therein.  <P>SOLUTION: In this measuring method of a nonmetal enclosure for imaging the rectangular fractures of casting sample pieces S1-S6 comprising an aluminum alloy by an imaging means, such as a CCD camera, like to subject the images taken by the imaging means to color density processing and binarizing the processed images, on the basis of a predetermined threshold measure the number of pixel clusters of a predetermined size, the end part edges of the fractures are detected, before imaging and the measuring regions having an area 1/4-2/3 that of the fractures are set automatically to both end parts of the fractures. Furthermore, the casting sample collecting casting mold is constituted of an upper mold, having a recessed groove and a lower mold having a gate and has a substantially rectangular parallelepiped cavity extending in a molten metal flow direction, in a state with the upper and lower molds being assembled, and inverted V-shaped protruded parts, extending in the direction vertical to a molten metal flow direction, are provided to the bottom surface of the recessed groove of the handled upper mold at equal intervals.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008224788-A (JP)
Title: Image forming apparatus
Inventor: TAKAHASHI MASAKI
IPC: G03G21/10
Filed: 2007-03-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus designed so that the color tone of developer (mixed color developer) stored in a second developing unit can be checked, thereby enabling a user to form an image with the mixed color developer that the user desires.  <P>SOLUTION: The image forming apparatus 10 includes: a plurality of first recovery sections 28 that recover developer on a plurality of first electrostatic latent image carriers 20; a second developing unit 24R; a first developer conveying section 40 by which developer recovered by the first recovering section is conveyed to the second developing unit; a second electrostatic latent image carrier 26R disposed so as to correspond to the second developing unit, and used to hold an electrostatic latent image developed using developer stored in the second developing unit and also transfer a developer image, obtained by developing the electrostatic latent image, to an intermediate transfer body 16; a developer supply conveyance section 50 by which developer stored in each of the first developing units is conveyed to the second developing unit; a color tone detecting means 62 for detecting the color tone of the developer stored in the second developing unit; and a color tone displaying means 114 for displaying the color tone detected by the color tone detecting means.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008220622-A (JP)
Title: Drum type washing machine
Inventor: SHIBAYAMA AMI
IPC: D06F23/02
Filed: 2007-03-13
Abstract: <P>PROBLEM TO BE SOLVED: To use a forward and reverse arc rotation drive mode together with a forward and reverse continuous rotation drive mode so as to efficiently and effectively utilize it in a washing step or washing and rinsing steps, matched with a washing condition changing in the washing step or the washing and rinsing steps.  <P>SOLUTION: In the drive of a rotary drum 4 whose rotary axis direction is made horizontal or inclined downward from the horizontal direction from the open front surface side to the back surface side to be a bottom part, the drum type washing machine includes: a forward and reverse arc rotation drive mode of alternately repeating rapid forward arc rotation and rapid reverse arc rotation over 90 degrees and less than 200 degrees; and a forward and reverse continuous rotation drive mode of alternately repeating the continuous forward and reverse rotation of the rotary drum at such a rotation speed that the laundry 21 lifted by the rotation of the rotary drum 4 falls down from the height where the gravity exceeds. In the washing step or the washing and rinsing steps, the forward and reverse arc rotation drive mode and the forward and reverse continuous rotation drive mode are alternately executed, and the execution ratio of the forward and reverse arc rotation drive mode to the forward and reverse continuous rotation drive mode is changed corresponding to elapsed time.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008224438-A (JP)
Title: Magnetic pressure sensor and its manufacturing method
Inventor: SATO KIYOSHI
IPC: G01L9/14
Filed: 2007-03-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a magnetic pressure sensor capable of performing reliable measurement of pressure.  <P>SOLUTION: This magnetic pressure sensor comprises a glass substrate 11 having a main surface, a GMR (Giant MagnetoResistance) element 16 formed on the main face of the glass substrate 11 via an insulating layer 14, a wiring pattern 15 that is formed on the insulating layer 14 and is electrically connected with the GMR element 16, a silicon substrate 18 that is joined onto the insulating layer 14 so as to form a cavity 20 between it and the glass substrates 11 and has a diaphragm 18a having a hard magnetism layer 19 facing the GMR element 16, an extraction electrode 12 that is formed between the insulating layer 14 and the glass substrate 11 in a region including the joint region in the plan view and extracts the output of the GMR element 16 out of the cavity 20, and a conductive member 13 for electrically connecting the wiring pattern 15 to the extraction electrode 12.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008221290-A (JP)
Title: Joined member and joining method
Inventor: TAKAHASHI TOSHIHIDE
IPC: B23K35/26
Filed: 2007-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a joined member which can maintain an excellent mechanical strength even in a high temperature condition, by using a joining material containing substantially no Pb, and a semi-conductor device.  <P>SOLUTION: The joined member is composed of 2 members joined by using a joining agent which contains Sn and a metal with a higher melting temperature than Sn, includes an intermetallic compound or a heat resistant alloy of these components, and shows a solidus temperature of 400°C and higher.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007279708-A (JP)
Title: Image forming apparatus and image forming method
Inventor: MAEDA TAKEHISA
IPC: G03G15/00
Filed: 2007-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus and an image forming method for compensating image displacement in a short time without deteriorating image quality.  <P>SOLUTION: The image forming apparatus includes a plurality of image forming means to form a single color image according to colors, and the apparatus forms a multi-color image by superimposing the single color images formed by the plurality of image forming means. The image forming apparatus includes: a forming means to form a predetermined pattern to compensate the image displacement in each key color; a plurality of detecting means to detect two key colors in the pattern for compensating the image displacement formed by the forming means; and a compensating means to compensate the image displacement of the two key colors based on the detection result detected by the detecting means.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008234694-A (JP)
Title: Optical pickup
Inventor: KANBE SATOSHI
IPC: G11B7/095
Filed: 2007-03-16
Abstract: <P>PROBLEM TO BE SOLVED: To improve productivity of an optical pickup for selective recording and reproducing on various kinds of optical disks.  <P>SOLUTION: This optical pickup 20 has an optical pickup base 21 disposed to be radially movable on a selected optical disk D, an optical pickup mover 31 moving along a slide shaft 33 between first and second recording and reproducing positions on the optical pickup base 21 in the tangential direction crossing the radial direction of the disk D, drivers 36, 37 attached to the optical pickup base 21 to move an optical pickup mover 31, a first objective lens assembly 60A including a first objective lens 62A, and a second objective lens assembly 60B including a second objective lens 62B. The first and second objective lens assemblies 60A, 60B are fixed to the optical pickup mover 31 by using an adhesive in the tangential direction of the optical disk D.  <P>COPYRIGHT: (C)2009,JPO&INPIT