baber/WOPTO huggingface dataset:
Patent JP-2004273892-A (JP)
Title: Heterojunction bipolar transistors and epitaxial wafer therefor
Inventor: KAMOGAWA HIROYUKI
IPC: H01L29/737
Filed: 2003-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To increase β of an HBT (heterojunction bipolar transistor) to obtain high reliability, in other words, to lengthen the life time of the HBT.  <P>SOLUTION: In an epitaxial wafer for HBTs, by using Se having a higher activation factor than Si as the dopants of its emitter contact layer 2, emitter layer 3, collector layer 5, and collector contact layer 6; the doping amounts present in these layers are reduced to improve their crystalline qualities. Consequently, the propagations of crystalline defects from a substrate to these layers are reduced, and the crystalline defects present in these layers themselves are reduced.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004274925-A (JP)
Title: Information distribution board structure
Inventor: EBARA KATSUMI
IPC: H02G3/38
Filed: 2003-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To constitute an information distribution board, in which communication information wiring and broadcasting information wiring are branched for each living room, utilizing an internal wall space or an internal ceiling space in a dwelling house.  <P>SOLUTION: This information distribution board structure is a structure for installing the information distribution board in an internal space of a wall A or an internal ceiling space, and comprises: an opening 1 formed at a wall surface; a supporting member 3 which is disposed in the internal wall space facing the opening 1 and is mounted on a reinforcing base material 2; and a board 4 of non-metallic material which is supported on the supporting member 3 and mounts apparatuses 21 to 24 for branching information on its surface. When the board 4 is mounted on the supporting member 3, a section between the board 4 and a lid 6 is open to the inner wall space.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004270010-A (JP)
Title: Film-coated body, film coating method, and method of producing film-coated body
Inventor: HOSHIBA TETSURO
IPC: C23C26/00
Filed: 2003-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To easily meet waste water standards, and to suppress waste liquid treatment cost.  <P>SOLUTION: As for a film-coated body in which the surface of a substrate is provided with a film, a film coating method where a film is formed on the surface of a substrate, and a method of producing a film-coated body where a film is formed on the surface of a substrate, at least one layer of the film is formed by means of a reaction in a carbonic acid buffer solution. The carbonic acid buffer solution preferably contains an electrolyte which is preferably an alkali metal salt, more preferably, KCl, NaCl or LiCl. The use of KCl is most preferable among them. The carbonic acid buffer solution preferably consists of Na<SB>2</SB>CO<SB>3</SB>and NaHCO<SB>3</SB>. The ionic strength of the carbonic acid buffer solution is preferably 1.41 to 5.0.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004268543-A (JP)
Title: Valve mechanism and recorder
Inventor: FUJIOKA SATOSHI
IPC: B41J2/175
Filed: 2003-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a valve mechanism that is ink leak-free, is easy to operate and inexpensive, and a recorder equipped with the valve mechanism.  <P>SOLUTION: The valve mechanism 20 connecting/separating the ink supply opening 13 of an ink cartridge 10 and the ink supply channel 101 of the recorder 100 is equipped with an interlocking means 22 operating the opening and closing mechanism 24 of a valve 23, interlocking with the insertion and extraction of the ink cartridge. Consequently, when the ink cartridge is inserted or extracted from an ink cartridge holder, a valve can be opened or closed without directly acting on the valve. There is no need to use a valve slidably externally fitted into a hollow needle in which a conventional ink introduction hole is formed and a pollution of the interior of the device with ink leak can be prevented.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004279614-A (JP)
Title: Image forming apparatus and method for adjusting high voltage power supply
Inventor: NISHIZAWA AKINORI
IPC: G03G21/00
Filed: 2003-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To improve the efficiency of operation by saving trouble in the adjustment of high voltage power supply.  <P>SOLUTION: A selecting SW 28 is switched to a fixed load 29 side (ST1) so as to set input voltage Vsi=0.5 and a variable i=0 (ST2), and the Vsi is outputted to a high voltage generation circuit 27 from a D/A converter 25 (ST3), then voltage Vr in accordance with a load current is taken in from an A/D converter 26 (ST4) and stored in a RAM 23. By calculating Ki=Vr/Vsi, a correction value Ki is obtained (ST6) and stored in the RAM 23. Thereafter, the correction value Ki is calculated by increasing the Vsi by 0.5 and the (i) by 1 (ST10) and stored in the RAM 23. When the Vsi exceeds 5 (ST11), the selecting SW 28 is switched to a transfer roller 34 side, and the adjustment is finished.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004282885-A (JP)
Title: Motor drive unit
Inventor: GOTO NAOMI
IPC: H02P6/06
Filed: 2003-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a motor drive unit which has a low noise and a low vibration and which has a small size and a light weight.  <P>SOLUTION: This motor drive unit uses a current sensor 6 for detecting power supply current as to detect current of a stator winding 4 as well to detect the position of a magnet rotor 5. The current sensor 6 add the same energization time during the energization period within the carrier period of each phase in this current detection by including the phase in which two-phase modulation is not conducted. The addition selects a front half or a rear half in the carrier period, or any of distributions selects the front half or the rear half at each phase.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004243051-A (JP)
Title: Apparatus for generating oxygen-enriched air with fragrance
Inventor: FUKUHARA HIROSHI
IPC: B01D53/04
Filed: 2003-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus for generating oxygen-enriched air useful for improving the blood circulation and recovery from fatigue which is further provided with a fragrance generating apparatus for adding fragrance to the air so as to confer a healing effect to the apparatus and to allow verification of the flow of the oxygen-enriched air.  <P>SOLUTION: A flat membrane type oxygen gas separation membrane 20 for separating the oxygen gas and a vacuum pump 80 are arranged in the order of air current, and the fragrance generating apparatus 60 for adding fragrance to the oxygen-enriched air is arranged somewhere downstream of the flat membrane type oxygen gas separation membrane 20.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004118824-A (JP)
Title: Storage system for content distribution
Inventor: KODAMA SHOJI
IPC: G06F17/30
Filed: 2003-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a system which makes an application executed by a server perform file level I/O access to storage systems while making data transfer between storage systems use progressive level I/O.  <P>SOLUTION: A primary storage system is managed by a contents manager that keeps a file system used to make file level I/O accesses to a controller that converts the file access to the block I/O access in order to access the magnetic media. A secondary storage system is available by application server using file level I/O. The content manager may change a file or data on the primary storage system, and, in that case, the file system is also changed accordingly.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004287685-A (JP)
Title: Image processor, image forming device, computer program, and storage medium
Inventor: HAYASHI KOJI
IPC: G06T1/20
Filed: 2003-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To enable a processing for carrying image data of YMCK almost simultaneously to a plurality of photosensitive drums with a time difference of moving a transfer paper between the photosensitive drums.  <P>SOLUTION: An SIMD type processor initializes an error additional value for two lines before when the present image data are on the first line, and initializes the error additional value when image data to be subjected to error diffusion operation this time are on the 1SIMD. When they are not in the 1SIMD, and the color of the error data after error diffusion operation in the previous SIMD is not the same as that of the image data which are being operated at present, the operation result of the previous SIMD is stored as a different color of the previous line, and the reference position of a blue noise table is also stored. The blue noise reference position in the previous error diffusion operation of the same color is called. If it has the same color, the error additional value of two lines before are stored as data of one line before in the previous SIMD, the data of two lines before in the present SIMD and the data of the present SIMD are read from a memory and from the present line, respectively, to operate the error additional value, and the operation of error diffusion processing is sequentially performed in a sequential image data processing part.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004288842-A (JP)
Title: Light source drive and information recording/reproducing device
Inventor: OBA SADAO
IPC: G11B7/126
Filed: 2003-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To reduce noises from a plurality of light sources having different characteristics to an optimum level in compliance with EMI using a high frequency superimposing means, even if transmission lines to respective light sources have different impedances.  <P>SOLUTION: A laser control unit 7 changes the connection of a switch SWA to LD1 side via a SEL signal sent from a control microcomputer 10, and converts a voltage value output from an error amplifier 41 to a current value via a V/I converter 42. The converted current value is amplified by a current amplifier 43, and is added to a current value from an oscillator 45 by an adder 44. Then the added current is supplied to the LD1 as a drive current. The oscillator 45 adjusts the frequency and amplitude of the current value to an optimum value according to a type of an optical disc, and outputs the current value.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004284884-A (JP)
Title: Method of preventing concrete from blackening
Inventor: NISHIMURA TADASHI
IPC: C04B18/08
Filed: 2003-03-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of preventing blackening, black spots and the like which appear occasionally on the surface of a concrete blended with cement and fly ash, or a method of removing them easily even when they appear.  <P>SOLUTION: A polyvinyl alcohol whose saponification degree is 90-98 mol% is added addition to the cement and an aggregate by 0.5-50 mg as a solid to the cement of 100 pts.wt., or by 0.5-50 mg as the solid to the total amount of the cement and the fly ash of 100 pst.wt. when the fly ash is used.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004283473-A (JP)
Title: Chair
Inventor: IIDA YOKO
IPC: A47C7/64
Filed: 2003-03-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a chair with a hanger part attached to a backrest to look like a component of the backrest when not used as a hanger so that a user will not be conscious of its presence as a hanger, applicable to a backrest concaved forward with relatively thin thickness dimensions, and easily changeable to a state to be used as a hanger.  <P>SOLUTION: In the chair, the hanger part 2, curved nearly in the shape identical to the upper side edge 51 of the backrest 5 concaved forward, has two states, a storage state when the hanger part is mounted on the upper side edge 51 in the direction identical to the upper side edge 51 of the backrest, and a use state when the hanger is located on the back side of the backrest separately in the shape concaved downward. The state of the hanger part 2 is changeable through a connection member 22 rotatably connected between the upper side and the back side of the backrest.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004289677-A (JP)
Title: Communication terminal and communication method
Inventor: OKURA KOJI
IPC: H04M1/00
Filed: 2003-03-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a communication terminal having both analog telephone and IP (Internet protocol) telephone functions.  <P>SOLUTION: The communication terminal is once connected to a line for an analog telephone (S20) when an IP telephone of a call destination is busy, receives connection available information of the IP telephone from the call destination (S24) when the IP telephone line is free (S22) and the communication terminal connects with the IP telephone line (S32). Thus, the communication terminal can select a line desired by a user depending on a state while holding a speech.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004288121-A (JP)
Title: Analytical model generating method, generator, program and storage medium
Inventor: HIROI MASATO
IPC: G06F17/50
Filed: 2003-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide an analytical model generating method for largely shortening a period and labor required for analyzing a numeric value by minimizing input work by manpower, stably dividing a complicated three-dimensional shape into meshes, and providing proper analytical accuracy when generating a numeric value analyzing model to an assembly shape.  <P>SOLUTION: A surface shape of a calculation area is defined in large numbers, and a standardized divided space composed of a large number of polyhedral microelements is defined. Among a large number of these polyhedral microelements, microelements having smaller volume rate of a part included in the calculation area than a prescribed minimum filling rate are removed, and the calculation area with an assembly of the residual microelements is used as an analytical model approximate.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004297939-A (JP)
Title: Dc-dc converter, uninterruptible power supply, and switching power supply
Inventor: SHIMIZU YOSHIFUMI
IPC: H02M3/28
Filed: 2003-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To stabilize the pulse width and frequency of a control pulse without providing a reactor and thereby, preferably stabilize output voltage.  <P>SOLUTION: A DC-DC converter includes: an AD converter 43 which converts voltages generated on capacitors 36 and 38 to digital values; a target value register 46 which stores the target value of voltage outputted from another pair of connecting terminals 22, 22; comparator means 45 which compares the digital values outputted from an AD converter 44 with the target value; a DA converter 48 connected to the gates of transistors 24, 25, 26, and 27; a control pulse generating means 50 which causes the DA converter 48 to output control pulses for switching the transistors 24, 25, 26, and 27 between on state and off state; and an output control means 51 which permits or inhibits the output of control pulses from the DA conveter 48 based on the result of comparison at the comparing means 45, and thereby controls so that the output voltages of the capacitors 36 and 38 converge on the target value.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004290521-A (JP)
Title: Circulation type food and drink carrier
Inventor: ISHINO MURAICHI
IPC: A47G23/08
Filed: 2003-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a circulation type food and drink carrier capable of reducing the friction between sushi plates and a carrying path surface.  <P>SOLUTION: In the circulation type food and drink carrier 1, a magnetic material or a magnet attached to the bottom part of a carrying base 6 mounted on an endless carrying path 4 is circulated and carried by interaction by the magnet or the magnet body circulating and traveling below the carrying path. A liquid layer 8 is formed on the carrying path surface 7 of the carrying path 4 and buoyancy is imparted to the carrying base 6 to be carried.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004290138-A (JP)
Title: Method for evaluating enzyme activity in oil-polluted soil and microbial decomposition method using the same
Inventor: ISHIKAWA YOJI
IPC: C12N1/00
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for the evaluation of enzyme activity in oil-polluted soil to easily perform the monitoring of soil microorganisms for confirming the effect of bioremediation in the microbial decomposition of the pollutant in the polluted soil and provide a microbial decomposition method using the evaluation method.  <P>SOLUTION: The evaluation of enzyme activity is carried out by (101) collecting a specimen from oil-polluted soil, (103) weighing a prescribed amount of the minus-sieve fraction of the specimen and putting in a sterilized medium-size test tube, (104) adding a buffer solution and 0.3 ml of INT solution to the test tube and stirring with a mixer for 10 sec to obtain a treated substance, (105) stirring the treated substance in a sterilized medium-size test tube and carrying out static culture, (106) measuring the A<SB>485</SB>of the filtrate extracted from the cultured substance with a spectrophotometer, (107) separately preparing a standard curve from a standard INT formazan solution, (108) applying the measured result of A<SB>485</SB>of the filtrate to the standard curve to quantitatively determine the formazan in the filtrate, and (109) evaluating the dehydrogenase activity in the oil-polluted soil from the quantative data.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004290154-A (JP)
Title: Electric fishing rod
Inventor: SAITO HIDEAKI
IPC: A01K89/00
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electric fishing rod that has a simple structure, can electrically roll up or send down a fishing line in no need of turning the rod top upward or downward and also can manually roll up or send down the fishing line.  <P>SOLUTION: This electric fishing rod is composed of a handle 2 in which single 3 type dry cells and an electric motor 1 are built in and a fishing rod that can detachably be fixed to an inserting cylinder 3 at the top end of the handle 2. On the outside of the top end of the handle 2, a manual gear 7 is fixed, while on the left end, a roller-rotating shaft 9 to which a line-winding roller 8 is set is rotatably attached. Simultaneously, on the inside of the handle 2, a transmission mechanism transmitting the rotation of the motor 1 is connected to the roller-rotating shaft 9, in addition, an interruption mechanism for interrupting the rotary drive force of the motor 1 is set to the roller-rotating shaft 9.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2003250963-A (JP)
Title: Slot machine
Inventor: TANAKA HIROTAKA
IPC: A63F5/04
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To conduct diversified performance without increasing a performing time in a single game and to conduct performance allowing a player to expect for a next game.  <P>SOLUTION: The slot machine is provided with: a bonus point lottery means 61 for conducting the lottery of a bonus point; a pattern table 71 having a plurality of performance patterns; a performance pattern selection means 75 for selecting a performance pattern from the table 71 on the basis of the lottery result of the lottery means 61; and a performance output control means 79 for controlling the output of performance on the basis of the performance pattern selected by the selection means 75. The performance patterns in the table 71 has the consecutive game performance patterns for conducting a series of performance across a plurality of times of games. When the consecutive game performance pattern is selected by the selection means 75, the control means 79 controls the output of performance on the basis of the consecutive game performance patterns.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004300199-A (JP)
Title: Carbonization system and method for producing carbonized material
Inventor: TAKAHASHI JUNICHI
IPC: C01B32/942
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a carbonization system designed to simply produce a carbonized material such as bone charcoal having high added value from an organic material such as a livestock carcass at a low cost without using a fossil fuel as much as possible.  <P>SOLUTION: The organic material such as the livestock carcass is charged into a carbonization furnace 10 and placed on a shelf part 11a. When a heating medium heated by sunlight with a collecting plate 20 is fed into the shelf part 11a, the carrying surface of the shelf part 11a becomes high temperatures. An oil component contained in the organic material melts and exudes. The oil components flow down through openings 111 provided in the shelf part 11a and is recovered in an oil storage part 30 and fed to a burner 40 with an oil component feeding line 31. Carbonization of the carbonized material produced in the shelf part 11a in the topmost stage further proceeds while successively dropping the carbonized material from the openings 111 to the shelf parts 11b and 11c in the following positions by rotation of a paddle 15a.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004206664-A (JP)
Title: Notification device, notification system, notification method
Inventor: ONARI NAOKO
IPC: G08B3/10
Filed: 2003-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To obtain the optimum notification sound which is not masked by life background sounds and as a result simultaneously optimum for both of elderly people and young people.  <P>SOLUTION: Notification devices 55, 54, 100, 110, 206, etc., for outputting the notification sound substantially having a dominant frequency of 1.5 kHz or more and less than 3 kHz as the notification sound having the optimum frequencies and ringing patterns of various devices are obtained in consideration of the life background sounds by clarifying various main works to be performed at home, performing actual measurement and analysis of the frequencies of working sounds (life background sounds) and quantitatively grasping the current state of the background sounds at home where home electric appliances are used.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003332286-A (JP)
Title: Apparatus and method for cleaning semiconductor wafer
Inventor: YEO IN-JUN
IPC: H01L21/304
Filed: 2003-04-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus and a method for cleaning a semiconductor wafer.  <P>SOLUTION: The apparatus for cleaning the semiconductor wafer includes; a cleaning medium feeding part for feeding a cleaning medium for providing a cleaning medium film onto a surface of the wafer to the surface of the wafer, an energy concentration relieving member positioned at the side of the wafer for extending the cleaning medium film outsides the surface of the wafer; a probe having an elongated stick-like portion positioned across the surface of the energy concentration relieving member and parallel to the surface of the wafer with the cleaning medium film between for feeding acoustic vibrational energy onto the surface of the wafer for cleaning the surface of the wafer; and a vibrator attached to a rear end of the probe for generating vibration for the acoustic vibrational energy.  <P>COPYRIGHT: (C)2004,JPO