baber/WOPTO huggingface dataset:
Patent JP-2007280604-A (JP)
Title: Pickup lens with phase compensator and optical pickup apparatus using the same
Inventor: WAKABAYASHI KOICHIRO
IPC: G11B7/135
Filed: 2007-06-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pickup lens in which a state where a wavefront aberration is reduced is ensured, and an aberration caused due to a deviation between the optical axis of a condenser lens and the optical axis of incident light does not occur.  <P>SOLUTION: The pickup lens comprises an objective lens and a phase compensator. A surface of the objective lens is designed to have an aspheric shape so as to reduce both a wavefront aberration occurring when recording and reproduction are performed with respect to an information recording medium having substrate thickness t1 using a laser beam having wavelength λ1 and a wavefront aberration occurring when recording and reproduction are performed with respect to an information recording medium having substrate thickness t2 using a laser beam having wavelength λ2. Concentric circular zones are formed on a surface of the phase compensator. The zones are individually provided with a phase shift of wavefront so that the zones have no influence on the laser beams having wavelengths λ1 and λ2, and a wavefront aberration occurring when a laser beam having wavelength λ3 is directly incident to the objective lens is reduced.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2009006743-A (JP)
Title: Steering device of vehicle
Inventor: OSHITA MORIHITO
IPC: B62D1/18
Filed: 2007-06-26
Abstract: <P>PROBLEM TO BE SOLVED: To ensure a sure and smooth tilting operation with simple constitution having less number of parts.  <P>SOLUTION: The steering device of a vehicle is provided with a first column member 10 supporting a steering wheel at the rear end, and a second column member 20 coaxially disposed with the member 10, with an oscillation center (T) to a vehicle body disposed at the front side to swingably support around the oscillation center. A fixed bracket 30 has a pair of holding parts 31, 32, the second column member is held therebetween and fixed to the vehicle body on the upper side. Pressing mechanisms 40 are respectively interposed between the pair of holding parts and the second column member, and the second column member is slidably pressed and supported thereby. A first pivot shaft (P1) is disposed at the lower part of the fixed bracket, a second pivot shaft (P2) is disposed at the lower part of the second column member, and the distance (L) between the first and second pivot shafts is adjusted by a drive mechanism 50.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009007114-A (JP)
Title: Tape cutter
Inventor: SAITO TAKESHI
IPC: B65H35/07
Filed: 2007-06-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a tape cutter of simple structure improved in design and capable of preventing deterioration of adhesiveness.  <P>SOLUTION: This tape cutter 1 has a reel 20, a shaft member 40, to which the reel 20 is turnably fitted, a holder member 10 having one end fitting part 13a, to which one end of the shaft member 40 is fitted, in a front part 11 thereof, the other end fitting member 30 having the other end fitting part 32, to which the other end of the shaft member 40 is fitted, and a leg part 31. Two of an upper and a lower cutting parts 14a and 14b are provided on one side of the front part, and the one end of the shaft member 40 is provided with one end fitting part 42 possible to be fitted to the one end fitting part 13a, and the other end of the shaft 40 is provided with a flange part 43 capable of preventing a fall of the reel 20, and the flange part is provided with a notch part 41 possible to be fitted to the other fitting part.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009008182-A (JP)
Title: Constant-velocity joint and its assembling method
Inventor: NAGAOKA ATSUSHI
IPC: F16D3/20
Filed: 2007-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To easily assemble a constant-velocity joint 10.  <P>SOLUTION: After ball holders 32a, 32b are inserted between first bent parts 44a, 44b and second bent parts 46a-46d of a retainer 34, portions of balls 26a-26d are inserted to windows 50a-50d of the retainer 34, respectively, to seat the balls 26a-26d on ball grooves 38a-38d provided on the ball holders 32a, 32b. Three assembly bodies 36a-36c formed in the above method are first inserted to guide grooves 20a-20c provided in a bottomed cylindrical part 14 of an outer member 16, respectively. Next, trunnions 30a-30c are inserted between the ball holders 32a, 32b to store a spider 18 (inner member) in the bottomed cylindrical part 14. At this time, the trunnions 30a-30c are guided to raised parts 42a, 42b provided in the ball holders 32a. 32b, and are finally stored in recessed parts 41a, 41b.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009008975-A (JP)
Title: Zoom lens
Inventor: KONDO YASUHIRO
IPC: G02B13/18
Filed: 2007-06-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a zoom lens, wherein the small size and the wide angle are attained and aberrations are suppressed.  <P>SOLUTION: In the zoom lens 100, a second lens group 120 includes at least one surface that is an aspheric surface, and during changing magnification, the second lens group 120, a third lens group 130, and a fourth lens group 140 are respectively capable of moving independently, with the position of the aperture 150 moving along a convex trajectory on the optical axis from the image side to the object side during changing magnification. Through operation in this manner, the zoom lens can be made inexpensive and compact, and efficiently corrects various types of aberration. Thus, at a high magnification ratio of 5 times or greater, the zoom lens affords a wide field exceeding approximately 78 degrees at the wide angle end, and affords a high performance compact zoom lens whose distortion is held to 3% or less.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009010298-A (JP)
Title: Method of manufacturing multilayer substrate
Inventor: NARUOKA HIDEKI
IPC: H01L27/12
Filed: 2007-06-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of manufacturing a multilayer substrate, capable of restraining the generation of crystal defects, in a single-crystal layer in the manufacturing a multilayer substrate that has impurities contained in a depth range, on the side facing the embedded insulating layer of a single-crystal layer.  <P>SOLUTION: A silicon oxide layer 4 is formed on the surface of a base layer 2. Next, impurities are implanted from the surface of the silicon oxide layer 4, and an impurity high density content region is formed within the silicon oxide layer 4. Next, an additional silicon oxide layer 14 is formed on the surface of the silicon oxide layer 4. Next, a silicon single-crystal layer 12 is superimposed on the surface of the additional silicon oxide layer 14. Heating is performed, when the two layers are stuck together. As a result, the impurities implanted to the silicon oxide layer 4 are passed through the additional silicon oxide layer 14, and solid layer diffusion of the impurities occurs in the silicon single-crystal layer 12. A solid layer dispersion region 22 is formed in a depth range, on the side facing the embedded insulating layer 15 of the silicon single-crystal layer 12. Crystallinity of the silicon single-crystal layer 12 will not be crushed.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009016462-A (JP)
Title: Semiconductor device and its manufacturing method
Inventor: SHIBA KAZUYOSHI
IPC: H01L27/10
Filed: 2007-07-03
Abstract: <P>PROBLEM TO BE SOLVED: To improve data holding characteristics of a nonvolatile memory circuit.  <P>SOLUTION: A floating gate electrode FG for information charge storage is provided in a memory cell array MR on a principal plane of a semiconductor substrate 1S. The floating gate electrode FG is covered with a cap insulation film 3a and a pattern of an insulation film 4a formed thereon. Further, an insulation film 2a is deposited on the entire principal plane of the substrate 1S to cover the pattern of the insulation film 4a and a gate electrode G. The insulation film 2a is formed of a silicon nitride film prepared by a plasma CVD method. The insulation film 4a is formed of a silicon nitride film prepared by a low pressure CVD method. Water, hydrogen ions or the like can be inhibited or prevented from diffusing to the floating gate electrode FG by providing such an insulation film 4a, thereby improving data holding characteristics of a flush memory.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009016123-A (JP)
Title: Collision timing regulation device and method of electron beam and laser light
Inventor: NOSE HIROYUKI
IPC: H05G2/00
Filed: 2007-07-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a collision timing regulation device and method of electron beams and laser light capable of accurately positioning a collision point of the electron beams and the laser light at a scheduled collision point or its vicinity even in case generation timing of electron or electron beams sways, and thereby heightening a generation output of X rays, preventing fluctuation of virtual focal points of the X rays, and improving resolution of images thus obtained.  <P>SOLUTION: An electron beam detecting device 34 is provided on a passage route of the electron beams so that a beam delay time t<SB>B</SB>taken by the electron beams 1 from the passing point till they reach a scheduled collision point 9a is to be longer than a laser delay time t<SB>L</SB>for the laser light 3 from its generation instruction till it reaches the scheduled collision point 9a by a given delay time Δt or more. The device 34 detects passage of the electron beams without affecting them, and after the detection, outputs generation instruction of the laser light from a laser light instruction delay circuit 36, after an elapse of the given delay time Δt(=t<SB>B</SB>-t<SB>L</SB>).  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009014553-A (JP)
Title: Measuring head and method for confirming adjustment of same
Inventor: KO HIROSHI
IPC: G01B5/08
Filed: 2007-07-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a measuring head and a method for confirming adjustment of the same that facilitate positional confirmation and adjustment between the measuring head and a measuring object.  <P>SOLUTION: In the method, a confirming tool 3 is installed outside a main body 1A of the measuring head 1, and the center positions of the measuring head 1 and a workpiece W are confirmed and adjusted by the confirming tool 3.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009012348-A (JP)
Title: Liquid discharger and discharging method
Inventor: TAKAHASHI TORU
IPC: B41J2/01
Filed: 2007-07-05
Abstract: <P>PROBLEM TO BE SOLVED: To prolong the lifetime of a head for discharging a liquid droplet.  <P>SOLUTION: The liquid discharger comprises a plurality of nozzles for discharging liquid droplets to a medium and for forming dots of a plurality of sizes, and a controller for determining predetermined nozzles which can form a dot of a specified size out of the plurality of nozzles and controls discharge of liquid droplets while altering the predetermined nozzles appropriately.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008232417-A (JP)
Title: Automatic transmission
Inventor: NISHIDA MASAAKI
IPC: F16H57/033
Filed: 2007-07-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a clutch unit of an automatic transmission which is compact in axial direction.  <P>SOLUTION: The automatic transmission is adapted to overlap a third clutch C3 and a four clutch C4 including hydraulic servos 20, 40 and cancel oil chambers 28, 48, respectively, in axial direction and then to dispose in position distinct from radial direction. A cancel plate 25 composing the cancel oil chamber 28 of the third clutch C3 is fitted on a stepped part 53 of a clutch drum of the four clutch C4 while simultaneously a cancel plate 45 composing the cancel oil chamber 48 of the four clutch C4 is disposed to prevent removal by a snap ring 30. Since a return spring 26 arranged in the cancel oil chamber 28 of the third clutch C3 is large in urged force as compared with a return spring 46 arranged in the cancel oil chamber 48 of the four clutch C4, a clutch drum 42 of the four clutch C4 is positioned by always abutting to a snap ring 50.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009017371-A (JP)
Title: Imaging device and control method thereof
Inventor: KITANI KAZUNARI
IPC: H04N5/335
Filed: 2007-07-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide an imaging device which reduces the number of terminals between an imaging element and a signal generating means, improves transmission characteristic, reduces radiation noise from the signal generating means or the like, and to provide a control method thereof.  <P>SOLUTION: A digital camera has an imaging element 101 and a timing signal generation circuit 104. An LVDS receiver 1011 of the imaging element 101, an S/P conversion block 1012 and an imaging block 1013 are formed on the same semiconductor chip. A timing generator part 1041 of the timing signal generation circuit 104, a P/S conversion block 1042, an LVDS driver 1043 and a PLL part 1044 are formed on the same semiconductor chip. The timing signal generation circuit 104 generates clock of faster frequency than a control signal of fast operational frequency among a plurality of control signals, a plurality of control signals are multiplexed and serialized by clock and transferred to the imaging element 101 by a low voltage differential transmission method. The imaging element 101 receives a multiplexed signal and decodes it to its original control signal.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009018029-A (JP)
Title: Medical image processing apparatus and medical image diagnosis apparatus
Inventor: NAKANO FUMIKI
IPC: A61B6/03
Filed: 2007-07-12
Abstract: <P>PROBLEM TO BE SOLVED: To improve the accuracy of diagnosis in a narrowed area in a blood vessel pertaining to a medical image processing apparatus and a medical image diagnosis apparatus and especially to technologies usable for the work of searching narrowed areas in the blood vessel.  <P>SOLUTION: A data receiving part 31 of the medical image processing apparatus 1 acquires volume data from a medical image database 200. A tomographic image generating part 34 generates a reference tomographic image based on the volume data. A cardiac image extraction part 32 extracts a cardiac image from the volume data. A blood-vessel image extraction part 33 extracts a blood-vessel image from the cardiac image. A crossing position specifying part 35 specifies the crossing position of the reference tomographic image and the blood-vessel image. A local tomographic image generating part 38 generates a local tomographic image based on the crossing position and the volume data. The local tomographic image makes a prescribed angle (e.g. 90 degrees) to the blood-vessel image at the crossing position, and includes the image of the section of the blood-vessel image at the crossing position. A control part 2 displays the reference tomographic image and the local tomographic image based on the crossing position in such a way as correlated to each other.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009021431-A (JP)
Title: Semiconductor device
Inventor: TERAO MOTOYASU
IPC: G11C13/02
Filed: 2007-07-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a technique capable of improving the performance of a semiconductor device capable of acting the function of storage or a switch and highly integrating even a multilayered three-dimensional structure inexpensively by attaining a device structure capable of highly accurately controlling the movement of ions in a solid electrolyte.  <P>SOLUTION: As a semiconductor element, two or more layers 108 and 109 of different components are formed between electrodes 101 and 103 arranged separately in a vertical direction (Z axis direction), a pulse voltage is applied between the electrodes 101 and 103 to form a conductive path, and a resistance value is changed corresponding to information signals. Further, a region 104 where components for increasing conductivity are stored is formed in the middle of the conductive path, and thus resistivity is made to accurately correspond to the information signals. It is further preferable when an electrode is formed further in at least one of an X direction and a Y axis direction and a control voltage is applied.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009017860-A (JP)
Title: Method for increasing organic selenium compound content in crop, utilizing sulfur deficiency
Inventor: TSUNEYOSHI TADAMITSU
IPC: A01G7/00
Filed: 2007-07-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a new method for producing a selenium raw material of vegetable origin which has an increased content of an organic selenium compound and is decreased in the content of an inorganic selenium.  <P>SOLUTION: Crops having a high content of selenium of vegetable origin which are increased in a ratio of an organic selenium compound, and have less inorganic selenium content are produced by cultivating crops for a fixed period with a fertilizer nutrient solution containing no sulfate followed by inducing a sulfur deficiency condition, and continuously cultivating the crops in a nutrient solution containing selenium. The resultant plant can be used for pharmaceutical preparations and health food through drying, crushing and extracting.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009022413-A (JP)
Title: Ultrasonic diagnostic system
Inventor: NAMATAME TOMIO
IPC: A61B8/00
Filed: 2007-07-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide an ultrasonic diagnostic system which can improve the operability and diagnosing efficiency by facilitating the setting of the focus depth and the frequency of ultrasonic waves concerning an ultrasonic diagnostic system which generates and displays a tomographic image with a prescribed depth from voxel data by acquiring the voxel data inside a subject transmitting or receiving the ultrasonic waves.  <P>SOLUTION: When the depth of the tomographic image to be acquired from a 3D image is previously inputted, the system sets the focus depth according to the depth of the tomographic image inputted and delays a pulse signal per ultrasonic wave oscillator from the focus depth thus set.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009022872-A (JP)
Title: Pipe washing method
Inventor: TAKEDA YASUHIDE
IPC: B01D35/02
Filed: 2007-07-19
Abstract: <P>PROBLEM TO BE SOLVED: To more reliably remove foreign matters from a water flow channel.  <P>SOLUTION: A flowmeter 20 and an in-line filter apparatus 10 are installed in the downstream side terminal of a block water pipeline. The in-line filter apparatus 10 is equipped with a filter 5 having a function of trapping foreign matters, a freely openable or closable drainage pipe 9 and a filter back washing drainage pipe 8 installed in the upstream side and the downstream side, respectively, while sandwiching the filter 5. At the time of washing a pipe, both drainage pipes 8 and 9 are alternately opened based on the numeral value shown by the flowmeter 20 to increase the flow speed in the water flow channel to promote removal of the foreign matters by the increase of the flow speed. Further, a flow channel from which the foreign matters are to be removed is specified by operation of a switch valve installed in the middle of the block water pipeline and another flow channel is closed to further increase the flow speed. Furthermore, since the filter 5 of the in-line filter apparatus 10 is positioned in the downstream side of the pipe washing position, the foreign matters can be trapped and prevented from flowing to the flowing water pipe P in the downstream side.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009027537-A (JP)
Title: Image processor, image processing method, and image processing program
Inventor: HORIE GEN
IPC: G06T5/20
Filed: 2007-07-20
Abstract: <P>PROBLEM TO BE SOLVED: To suppress the occurrence of artifacts, such as isolated points and dot noise, while sufficiently suppressing fake color and resolution degradation generated with interpolation of a missing color signal with respect to a plurality of color signals of a Bayer array, or the like, imaged by a single-plate imaging element.  <P>SOLUTION: This image processor processing an image signal wherein one or more of a predetermined number of color signals being multiple that should constitute the image signals of each pixel are missing according to a pixel position is provided with a G signal interpolation processing part 22 for interpolating color signals missing in the respective pixels, and an R/B signal interpolation processing part 24. In the interpolation by the R/B signal interpolation processing part 24, improved amount is obtained by a G correction value calculating part 26 and a correlation amount calculating part 28, and the improved amount is added to a G signal by an adder 30, thereby interpolation is carried out by using the G signal which is improved in a frequency characteristic.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009024647-A (JP)
Title: Variable valve system of internal combustion engine
Inventor: KARITA KOJI
IPC: F01L13/00
Filed: 2007-07-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a technology accurately controlling valve opening/closing characteristics of valves of a whole internal combustion engine, by suppressing variation in response to a switching mechanism of each cylinder, in an internal combustion engine including: a plurality of cylinders; a continuously variable mechanism changing valve opening/closing characteristics of an intake valve of each cylinder; a switching mechanism switching between fixed valve opening/closing characteristics in which the characteristics of two intake valves of each cylinder is fixed, and variable valve opening/closing characteristics in which the characteristics of one of two intake valves can be changed; and an OCV controlling the switching mechanism by hydraulic pressure.  <P>SOLUTION: In this variable valve system, switching oil passages 3a-3d connecting the switching mechanism of each of cylinders #1-#4 with the OCV 80 pass through four cam journals 2a-2d, respectively. The OCV 80 is arranged at a center part between cam journals 2b, 2c so that the switching oil passages from the OCV 80 to the cam journals 2a-2d are equidistant each other on both sides in a camshaft axial direction with respect to the OCV 80.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009024447-A (JP)
Title: Structural member used for laminated structure and laminated structure using the same
Inventor: YAMADA HIROHISA
IPC: E03F1/00
Filed: 2007-07-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a structural member used for a laminated structure for underground storage capable of quickly performing assembling operation by a simple structure and remarkably increasing strength and also provide a laminated structure using the structural member.  <P>SOLUTION: This structural member is used for the laminated structure formed by vertically laminating the structural members while crossing them at right angle. The structural member comprises a boxing 8 having a ceiling plate 8A forming the upper surface and side plates 8B-8E extending from the outer peripheral edge of the ceiling plate 8A downward and a connection part 8H for mutually connecting at least two boxings 8 at an interval in one row. Both end parts 8a, 8b of the ceiling plate 8A of the boxing 8 in the boxing part installation direction are lower than the intermediate part thereof.  <P>COPYRIGHT: (C)2009,JPO&INPIT