baber/WOPTO huggingface dataset:
Patent JP-2008278247-A (JP)
Title: Phase difference detection circuit for pll (phase-locked loop) circuit with built-in voltage-controlled oscillator
Inventor: MAETA TADASHI
IPC: H03K5/08
Filed: 2007-04-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a phase comparator for detecting the phase difference between a VOC signal and a reference signal and generating a digital signal, corresponding to the phase difference even during a low-voltage operation.  <P>SOLUTION: The phase comparator for outputting a phase difference between a reference signal and a target signal as a digital signal is provided with a first detecting means for detecting the phase difference as a charge, by charging a first capacitative element by a signal of pulsewidth, corresponding to the phase difference; a second detecting means for detecting the time difference which is to be referred to as reference charge, by charging a second capacitative element by a signal of pulsewidth, corresponding to a period of the reference signal; a charge-comparing means for comparing charge detected by the first detecting means with charge detected by the second detecting means; and an outputting means for outputting the ratio of charge charged to the first capacitative element into a charge, charged to the second capacitative element as a digital signal according to the result of comparison by the charge-comparing means.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008274869-A (JP)
Title: Muffler for automobile
Inventor: FUJITSUBO ISAO
IPC: F01N1/10
Filed: 2007-04-27
Abstract: <P>PROBLEM TO BE SOLVED: To reduce aging of sound quality of a muffler of an automobile.  <P>SOLUTION: This muffler is provided with a first expansion chamber 3 partitioned by a first bulkhead plate 1 and a second bulkhead plate 2; an outer tube 6 having a second expansion chamber 4 and a resonance chamber 5 formed inside and constructing a main body part of the muffler; an exhaust gas introduction pipe 7 of which one end is used as an introduction port 7a of exhaust gas from the engine and passes through the expansion chamber, of which another end opens in the resonance chamber 5, and which has a plurality of first small holes 7b formed on a circumference surface of a section arranged in the first expansion chamber 3; and an exhaust gas discharge pipe 8 of which one end opens in the second expansion chamber 4 and passes through the resonance chamber 5 and of which another end opens at an outside of the outer tube 6 and is used as an exhaust gas discharge port 8a. The exhaust gas discharge pipe 8 is provided with an inner tube of which one end opens in the second expansion chamber 4, of which another end is used as a discharge port 8a, and which has a plurality of second small holes 9b formed on a circumference surface; and an outer tube 10 covering an outer circumference of the inner tube 9 with keeping a gap and having the gap with the inner tube 9 blocked at both ends. Glass wool G is filled in the gap between the inner tube 9 and the outer tube 10.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008276885-A (JP)
Title: Detecting device and detecting method
Inventor: SAKAKIBARA MANABU
IPC: G11B7/005
Filed: 2007-05-02
Abstract: <P>PROBLEM TO BE SOLVED: To suitably detect a land pre-pit.  <P>SOLUTION: Based upon whether a pit recorded in a groove is a recording mark or a blank mark, it is selected which of a signal generated by making a low threshold decision on a push-pull signal generated from the reflected light of an optical disk and a signal generated by making a high threshold decision is used for pre-pit detection, so that an influence by an adjacent groove can be eliminated.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008281216-A (JP)
Title: Temperature detecting device and temperature protector unit
Inventor: SAKATA SHUICHI
IPC: H05B3/00
Filed: 2007-05-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a temperature detecting device attainable a temperature protector unit easily adjusting the timing of operation according to the circumstances, and such a temperature protector unit.  <P>SOLUTION: This temperature detecting device includes: a temperature detecting part having a thermo-sensitive part and configured to detect the temperature in the thermo-sensitive part; and an adjusting means for adjusting the easiness to transfer heat to the thermo-sensitive part, wherein the adjusting means has a shield member disposed to intercept a part or the whole of a heat transfer path to the thermo-sensitive part, and the shield member is moved or deformed to adjust the easiness to transfer heat.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008031151-A (JP)
Title: 4-(4-alkylcyclohexyl)benzaldehyde
Inventor: KITAMURA MITSUHARU
IPC: C07B61/00
Filed: 2007-05-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide, firstly, a method for producing a 4-(4-alkylcyclohexyl)benzaldehyde or a 4-(cyclohexyl)benzaldehyde capable of being desirably used in functional chemical products, such as electronic materials including liquid crystals and pharmaceutical and agricultural chemicals and secondly, to provide a commercial production method capable of synthesizing a 4-(trans-4-alkylcyclohexyl)benzaldehyde in such selectivity as to allow easy acquisition of a high-purity product.  <P>SOLUTION: Provided are (1) a method for producing a 4-(4-alkylcyclohexyl)benzaldehyde or 4-(cyclohexyl)benzaldehyde by formylating a (4-alkylcyclohexyl)benzene or cyclohexylbenzene with carbon monoxide in the presence of hydrogen fluoride and boron trifluoride and (2) a method for producing a 4-(trans-4-alkylcyclohyxyl)benzaldehyde by formylating a (4-alkylcyclohexyl)benzene of a cis-isomer/trans-isomer molar ratio ≤0.3 with carbon monoxide in the presence of hydrogen fluoride and boron trifluoride.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008289309-A (JP)
Title: Coupling-type laminated core, armature manufacturing method and progressive metal mold device
Inventor: KAGAWA YOSHITAKA
IPC: H02K15/02
Filed: 2007-05-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a coupling-type laminated core annularly molded with high precision even if a distance between core pieces has some errors and to provide an armature manufacturing method and a progressive metal mold device.  <P>SOLUTION: A coupling part 33 is arranged on an outer peripheral side of the core piece 32, and has an almost V-shaped deformable part 33a opened inward in a center. Circumferential direction length of the coupling part 33 (distance between connection parts to the adjacent core pieces 32) L is set to a value so that circumferential direction end parts 35a and 35b of a yoke part 35 in the adjacent core pieces 32 abut each other only on the outer peripheral side (namely, a small clearance S occurs between the circumferential direction end parts 35a and 35b of the yoke part 35 on an inner peripheral side) when molding force acts on the coupling-type laminated core 43 in a circular direction.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008291657-A (JP)
Title: Method for working impeller
Inventor: TANEDA TAKEO
IPC: F04D29/62
Filed: 2007-05-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide an impeller and a method for working the impeller materializing weight reduction and balance adjustment of the impeller by only drilling a back surface of the impeller.  <P>SOLUTION: This invention relates to a method for working the impeller 10 provided with a plurality of blades 11 on a blade support body 13. Balance of the impeller 10 is measured, a plurality of hole inside spaces of bottomed holes 18 to include at least two bottomed holes 18A, 18B having different hole inside space volumes of the bottomed holes 18 are set at a plurality of hole forming positions S of the bottomed holes set on the back surface of the impeller 10 based on a balance measurement result. Balance of the impeller 10 is adjusted by forming the bottomed holes 18 having hole inside space set therein are formed at the hole forming positions S respectively.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008292601-A (JP)
Title: Pixel pattern
Inventor: KAI TERUHIKO
IPC: G02F1/1335
Filed: 2007-05-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a color filter for improving the visibility of a liquid crystal display device.  <P>SOLUTION: The pixel pattern comprises: a rectangular substrate having long sides and short sides; barrier walls formed on the substrate; a frame part which is formed on the most periphery of the substrate and is connected with the barrier walls; and the pixels formed on regions partitioned by the barrier walls, wherein at least pixels other than three pixels from the edge part in contact with the frame part are flat.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008294653-A (JP)
Title: Portable terminal unit
Inventor: HIROTA HIROYUKI
IPC: H04M1/02
Filed: 2007-05-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a portable terminal unit that can be reduced in thickness and damage to a display device.  <P>SOLUTION: A portable telephone unit 1 has: a sub-display device 31 that is arranged in a second casing 5 and has a display surface 31a facing a rear section 5b; and a sheet metal section 57 fixed inside the casing at a side opposite to the rear section 5b with respect to the sub-display device 31. The sub-display device 31 has: a display panel 63 that faces the rear section 5b, has a first glass substrate 69 having a first region section 69a overlapping with the display surface 31a and a second region section 69b parallel with the first one 69a, and composes a display surface 31a; and a driver 65 that is provided at the second region section 69b on the first glass substrate 69 and drives the display panel 63. The sheet metal section 57 is provided adjacent to the second region section 69b and has an engagement section 30 projecting toward the rear section 5b.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008292694-A (JP)
Title: Display device
Inventor: SAKATA TATSUYA
IPC: G09F9/00
Filed: 2007-05-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a display device capable of surely recognizing indication contents by simply composing a supporting member of a display panel and maintaining excellent design.  <P>SOLUTION: The display device includes a body stand part 100, a display part 300, and an arm part 200 for supporting the display part 300 by being erected from the body stand part 100. The arm part 200 has a hollowed-out structure provided with a penetrating opening 230 and composed of two first arm part 210 and second arm part 220 arranged facing each other via the opening 230.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008292289-A (JP)
Title: Detection circuit
Inventor: KANEKO MIYUKI
IPC: G01R19/04
Filed: 2007-05-24
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem of the presence of restrictions on an electric current to be made to flow through a transistor at an output stage which drives an output terminal in a conventional detection circuit.  <P>SOLUTION: A detection circuit detects an input voltage inputted to an input terminal and outputs it to an output terminal as an output voltage and is provided with an output part comprising a differential part for comparing the input voltage inputted to the input terminal with the output voltage outputted to the output terminal; a current compensation circuit for compensating for a current of a current path on the side of the input terminal according to comparison results of the differential part to change a voltage of a node connected to the current path on the side of the input terminal due to the compensated current; a capacitive element for determining an output voltage of the output terminal by charge and discharge; and a first transistor of which the node is connected to a gate to charge the capacitive element.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008290203-A (JP)
Title: Grinding work monitoring system and grinding work monitoring method
Inventor: YATAGAI TAKENORI
IPC: B24B49/10
Filed: 2007-05-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a grinding work monitoring system and grinding work monitoring method capable of detecting during grinding work that a phenomenon (grinding burn) of heating a workpiece as a grinding work target and lowering the hardness due to temper softening occurs and that a grindstone used for the grinding work is deteriorated.  <P>SOLUTION: The grinding work monitoring system is provided with vibration detectors (3, 6), an amplifier (7) for converting vibration detected by the vibration detectors (3, 6) to voltage waveforms and amplifying them, a Fourier transform device (8) for performing frequency resolution of the voltage waveforms from the amplifier (7), and a control device (personal computer 10). The control device (10) performs control to compare a vibration level at specific frequency obtained by the frequency resolution with a threshold value and determine improperness when the vibration level exceeds the threshold value.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008294892-A (JP)
Title: Digital broadcast receiving system, digital broadcast receiver constituting the same and card for descrambling and radio
Inventor: IWANAGA JUNICHI
IPC: H04N21/418
Filed: 2007-05-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a digital broadcast receiver which receives radio broadcasting by effectively utilizing an existing slot without increasing slots and consequently solves the problem such as increase in size and cost of the receiver.  <P>SOLUTION: The digital broadcast receiver 40 includes a slot 47 to which adapters 30 of two kinds of shapes respectively mounted with cards 20 can be mounted, wherein the slot 47 is equipped with a detection switch 49 for detecting a difference in the shape of the mounted adapter 30 and is configured to discriminate the mounted card as a radio card and to permit reception of radio broadcasting when a 3.3 V adapter is detected, or to discriminate the mounted card as a descrambling card and to permit predetermined scrambled broadcasting to be descrambled when a 5 V adapter is detected.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008292115-A (JP)
Title: Gas blocking system, gas blocking method, and gas blocking program
Inventor: FUJISAWA KAZUYA
IPC: F23K5/00
Filed: 2007-05-28
Abstract: <P>PROBLEM TO BE SOLVED: To increase the reliability of gas blocking against earthquake motion in an narrow gas supply area selected out of a wide gas supply area.  <P>SOLUTION: One or a plurality of gas supply blocking means (microcomputer meters 8I-8N) is/are installed in the narrow gas supply area (4) selected out of the wide gas supply area and an earthquake motion detecting means (earthquake motion detector 6) for detecting the shake of an earthquake occurring in a gas supply area is provided separately from the gas supply blocking means to select all or some gas supply blocking means according to the shake of the earthquake occurring in the gas supply area to block the gas supply in the gas supply area.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008296115-A (JP)
Title: Apparatus for spraying gel mixed with object to be sprayed
Inventor: KURITA MASAYUKI
IPC: B05B11/00
Filed: 2007-05-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus for spraying a gel mixed with an object to be sprayed capable of preventing the object to be sprayed such as an insecticide, a mold remover, a cleaner, a deodorant, a medicament such as a liniment, a cosmetic, a perfume, and a coating material from running and sagging at a place sprayed or from colliding against a place sprayed and bouncing back to a spraying person.  <P>SOLUTION: The apparatus 1 for spraying the gel mixed with the object to be sprayed comprises the gel 3 mixed with the object to be sprayed constituted by mixing a smectite group clay mineral, water and the object to be sprayed, which destroys a gel structure by receiving a sharing force and maintains the gel structure when receiving no sharing force, a container 2 containing the gel 3 mixed with the object to be sprayed, and a sprayer 4 attached to the container 2, wherein the gel 3 mixed with the object to be sprayed is sprayed by receiving the sharing force by the sprayer 4.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008295788-A (JP)
Title: Height adjustable chair
Inventor: KUMAGAI KAI
IPC: A47C3/30
Filed: 2007-05-31
Abstract: <P>PROBLEM TO BE SOLVED: To facilitate dental treatments by a doctor under a standing posture, and at the same time, to facilitate the getting on/off of a patient to/from the chair.  <P>SOLUTION: This height adjustable chair has a first piston shaft 51, a first cylinder 53, a second piston shaft 61, and a second cylinder 63. The first piston shaft 51 extends upward from a fixed base section 40, and has a first piston 52 on the upper end. The first cylinder 53 vertically moves while liquid-tightly engaging with the first piston 52. The second piston shaft 61 extends downward from a seat section 13, and has a second piston 62 on the lower end. The second cylinder 63 vertically moves while liquid-tightly engaging with the second piston 62. The first cylinder and the second cylinder are connected integrally in parallel. Thus, the height position of the seat section 13 is made adjustable by vertically moving the first and second cylinders by adjusting the amounts of a liquid being fed into the first cylinder and the second cylinder.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008303294-A (JP)
Title: Additive for fuel of diesel engine having multi-stage injection mechanism and fuel composition
Inventor: SUGIMOTO SHIGERU
IPC: C10L1/222
Filed: 2007-06-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an additive for a diesel engine fuel, preventing the abrasion and reducing friction of the piston ring and cylinder wall of the diesel engine having a high pressure fuel-injection mechanism, especially a multi-stage injection mechanism and at the same time stabilizing the combustion to improve fuel cost, and a fuel composition for the diesel engine.  <P>SOLUTION: This additive for the diesel engine fuel, consisting of a mixture obtained by adding an aliphatic amine to a linear fatty acid, or the mixture of the linear fatty acid with its salt, and the fuel composition for the diesel engine containing the same are provided. The additive for the diesel engine fuel is added to mainly a sulfur free diesel fuel, bio fuel or their mixture, and GTL (gas to liquid) or DME (dimethyl ether) by ≤0.1 wt.%. A diesel engine fuel composition containing a corresponding amount of the additive is also provided.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008306654-A (JP)
Title: Apparatus and method for managing recording medium, computer program, stream receiving and video-recording device, and video photographing apparatus
Inventor: KUBOTA KENTARO
IPC: H04N21/442
Filed: 2007-06-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a recording medium management apparatus capable of preventing free capacity from being lacked caused by writing of new compressed video data during processing for securing capacity of a recording medium.  <P>SOLUTION: The recording medium management apparatus is equipped with: a processing time calculating section 105 for calculating a duration time during which processing for recording new compressed video data on a recording medium can be continued, and a processing time required for increasing free capacity of the recording medium by applying predecided capacity securing processing to compressed video data already recorded on the recording medium; a processing deciding section 107 which decides that the predeided capacity securing processing is to be performed if the processing time is shorter than the duration time, or decides that alternative capacity securing processing that can be performed within a shorter time than the predecided capacity securing processing, is to be performed if the processing time is equal with or longer than the duration time; and an instruction section 102 for performing any one of the capacity securing processing based on a result of the decision.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008311292-A (JP)
Title: Semiconductor laser device and method of manufacturing the same
Inventor: YAMAMOTO KEI
IPC: H01S5/022
Filed: 2007-06-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor laser device in which highly reliable operations are possible at a high output level by suppressing an elevation of an operating voltage even if the semiconductor laser device is mounted in a junction down fashion, and to provide a method of manufacturing the semiconductor laser device.  <P>SOLUTION: A semiconductor laser device 100a includes a semiconductor laser element 117, a mounted base and a wire 116a. The semiconductor laser element 117 includes a substrate 100, an active layer 104 formed on the substrate 100, other layers 117a formed on the active layer 104, and an electrode formed on the other layers 117a. On a surface at an opposite side to a side countering the active layer 104 in the other layers 117a, there are formed a ridge section and a dummy ridge section 117c extending in parallel with the ridge section 117b at both sides of the ridge section 117b. A cave 130 is formed between an electrode formed on a crested plane of the ridge section 117b and the mounted base, and the electrode formed on the crested plane of the ridge section 117b in the semiconductor laser element 117 is exposed to the cave 130.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2007328349-A (JP)
Title: Apparatus and method for shaping surface
Inventor: KUEHNERT JUERGEN
IPC: B23K26/00
Filed: 2007-06-12
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a method and apparatus for shaping the surface of a contact lens by a laser ablation method in which partial correction to at least permissible extent is performed on a process surface even when a surface process step is suddenly interrupted.  <P>SOLUTION: A sequence generator (10) aligns individual blocks to prescribed order and the specific sequence blocks transmitted by the sequence generator (10) act on a laser beam deflection unit (3) and a shaping unit (2) such that the complete partial correction of the process surface (4) relating to each sequence block is surely conducted.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008307286-A (JP)
Title: System for guiding to body type
Inventor: UMEMOTO HIDEKAZU
IPC: G06Q50/22
Filed: 2007-06-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a system for guiding to a body type, capable of not only managing biological data of an object but guiding a present body type to the desired body type.  <P>SOLUTION: The system for guiding to a body type includes: a present body type information acquiring means for acquiring at least the present body type image of the object; a desired body type setting means for setting the desired body type image; an image comparing means for calculating information concerning energy intake and information concerning energy consumption which are required for guiding the body type of the object from the present body type image to the desired body type image, based on the present body type image acquired by the present body type information acquiring means and the desired body type image set by the desired body type setting means; and an information providing means for providing the information concerning energy intake and the information concerning energy consumption to the object.  <P>COPYRIGHT: (C)2009,JPO&INPIT