baber/WOPTO huggingface dataset:
Patent JP-S5559146-A (JP)
Title: Isolation of phenylalanine
Inventor: HAGINO HIROSHI
IPC: C07C227/40
Filed: 1978-10-30
Abstract: PURPOSE: Inexpensive xylenesulfonic acid is added to a solution containing phenylalanine to form the salt, then the salt is decomposed to separate phenylalanine with industrial advantage.  
     CONSTITUTION: To a solution, preferably aqueous solution, of phenylalanine, is added xylenesulfonic acid or its salt to crystallize out the phenylalanine xylenesulfonate. The salt is separated and the aqueous solution is adjusted in pH to the isoelectric point using an alkali to decompose the salt and crystallize out the phenylalanine. The phenylalanine is separated by filtration or other procedure. This method can be applied to the hydrolyzate of protein containing phenylalanine or fermentation mixture. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S5656662-A (JP)
Title: Semiconductor integrated circuit device
Inventor: OBA NAOSADA
IPC: H01L27/04
Filed: 1979-10-15
Abstract: PURPOSE:To enlarge the effective area by a method wherein an uneven part is provided on the surface of the semiconductor layer and at least one of a transistor, diode, resistance and capacitor is arranged therein when an IC is composed of these components formed in one semiconductor substrate. CONSTITUTION:An N<+> type buried-in region 2 is formed diffusively on the P type semiconductor substrate 1, while an N type layer 9 is grown epitaxially on the whole surface thereof, and the layer 9 is separated, with the region 2 being contained therein, like and island by a P<+> type diffused region 4. Next, within this layer 9 formed like an island are formed the transistor, diode, resistance, capacitor and other semiconductor elements to compose the IC, the process of which is as follows: when the capacitor is taken as an example, first an uneven part is formed on the surface of the layer 9 by etching, then an N<+> type layer 10 which is positioned there to serve as one polar plate is formed diffusively and the whole surface is covered with an SiO2 film 12. Next, a window is opened between the film 12 and a film 6 which is united with the film 12 and is extended to the other side, a metallic conductor 7 is connected to the layer 10, while the other metallic electrode plate 11 is connected to the film 12.
Patent JP-S61290431-A (JP)
Title: Overhead projector
Inventor: NAKAJIMA HAJIME
IPC: G02F1/055
Filed: 1985-06-18
Abstract: PURPOSE:To project directly and clearly letters or an picture from an information processor by forming the face of an overhead projector on which an original to be projected is mounted with a flat panel shutter consisting of longitudinally and laterally arranged light shutters of PLZT and by directly projecting an picture displayed on the panel shutter. CONSTITUTION:The face of an overhead projector on which an original to be projected is mounted is formed with a flat panel shutter 1 consisting of longitudinally and laterally arranged many small light shutters of PLZT (lanthanum added lead zirconium titanate). The shutter 1 is driven according to a signal from an information processor such as a word processor and a scanning signal to display letters or an picture which is directly projected on a screen on an enlarged scale through a projection lens 3 and a mirror 4. Thus, letters or an picture from an information processor such as a word processor can be projected directly and clearly without passing through a troublesome process such as a print-out process.
Patent JP-2000324014-A (JP)
Title: Spread spectrum radio communication device
Inventor: SAITO SHIGETOSHI
IPC: H04B1/7085
Filed: 1999-05-13
Abstract: PROBLEM TO BE SOLVED: To provide a spread spectrum radio communication device that its circuit scale is reduced to reduce the cost and that can cope with even revision of the communication standards. SOLUTION: A CDMA reception section 4 reproduces received data from a signal sent by a spread spectrum communication system. A correlation section 41 is provided with 37 correlators. A DSP section 40 applies digital signal processing to correlation outputs from the correlators according to a random logic in response to an instruction of a control section 5. The control section 5 is configured mainly of a microprocessor such as an MPU and realizes the operation of the spread spectrum radio communication device through the total control of each section of the spread spectrum radio communication device, and gives an instruction to the DSP section 40 in response to a type of communication (high-speed data communication or voice communication) and applies control processing according to the random logic to a searcher and a finger.
Patent JP-H02312028-A (JP)
Title: Method and device for disk inspection
Inventor: YAMADA YOZO
IPC: G11B7/26
Filed: 1989-05-26
Abstract: PURPOSE:To enable the inspection with high resolution in a short time by making laser light incident slantingly on a surface to be inspected, performing a focusing servo while the laser light is in an out-of-focus state, and arranging a photodetecting element array on the optical axis of its reflected light. CONSTITUTION:The scanning beam of a semiconductor laser 1 is made incident slantingly on an optical disk 4 and while the light is set off the focusing position, the focusing servo is adjusted to a specific major elliptic diameter. Then the reflected light is photodetected by the photodetecting element array 8 composed of a linear array of APDs through an objective lens 5 and a polarized beam splitter 9. Consequently, a defect of a disk to be inspected can be detected in a short time with high resolution.
Patent JP-S6113125-A (JP)
Title: Knocking detector for internal-combustion engine
Inventor: NAITOU HIROYUKI
IPC: F02P5/145
Filed: 1984-06-29
Abstract: PURPOSE:To detect knocking at a high accuracy about individual cylinders by a method wherein signals from a knocking sensor are inputted into a processing circuit by the cylinders and cylinder-wire noise levels are prepared to compare knockings at each cylinder. CONSTITUTION:For example, respective knocking sensors 10 are provided at parts of a 6-cylinder engine to send signals to a multiplexer 20. Then, vibration thereof is converted into a voltage signal with a charge amplifier 21, allowed to pass with a band-pass filter 22 in the frequency band only peculiar to the knocking and rectified with a full-wave rectification circuit 23 to be inputted into an integrator 24. In a cylinder-wise discrimination means 25, cylinders in the combustion process are discriminated to generate cylinder-wise noise level signals, which are inputted into an interface 26. Then, the cylinder-wise knocking signals from the integrator 24 are compared with the cylinder-wise noise level signals through the interface 26 to identify knockings. Thus, knockings of respective cylinders can be detected accurately regardless of difference in mechanical noise among the cylinders.
Patent JP-S5921858-A (JP)
Inventor: YAMADE KAZUKO
IPC: E04D11/00
Filed: 1982-07-28
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-S61292189-A (JP)
Inventor: SUKAI KAZUAKI
IPC: G09G1/02
Filed: 1985-06-20
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H0428269-A (JP)
Title: Mounting structure of led bare chip
Inventor: KAIZU MASAHIRO
IPC: H01L33/62
Filed: 1990-05-23
Abstract: PURPOSE:To enable an LED bare chip to emit light high in brightness and to be densely mounted by a method wherein a light transmitting sealing body whose surface is formed into a convex lens is provided onto an enlargement part enveloping the LED bare chip and a wire loop. CONSTITUTION:When an electric power is fed to an LED bare chip through circuit conductors 12 and 13, light radiates in all directions from the bare chip 14. An enlargement part 16 plated with gold high in light reflectivity and others are arranged on the surface of a wiring board surrounding the chip 14. Light radiated onto the surface of the wiring board is efficiently reflected by the enlargement section 16 and directed upward from the front side of the wiring board, so that the front side of the wiring board is kept high in brightness efficient enough to an electric power input. Light radiated to a wiring side including the reflected light is enlarged by a sealing body 18 formed into a convex lens to make all the sealing body 18 luminous, so that the surface of the wiring board can be lighted by the chip 14 wide in range.
Patent JP-H04335747-A (JP)
Title: Telephone set
Inventor: KOYAMA MARIKO
IPC: H04M3/42
Filed: 1991-05-10
Abstract: PURPOSE:To attain simultaneous calling of extension telephone sets again not giving any reply in the case of having made simultaneous calling. CONSTITUTION:The telephone set is provided with a status data memory table 106 in which a data representing reply/non-reply for each extension telephone set is stored with respect to simultaneous call. A memory management means 110 revises a data in the memory table at simultaneous call. When a simultaneous call processing means 109 makes a call to extension telephone sets not giving any reply in response to the data in the memory table when a simultaneous call key 21 of the extension telephone set is depressed. Thus, every time a request for simultaneous call is implemented, the call to the extension telephone set not giving any reply to the simultaneous call is attained and number of unreplied extension telephone sets is reduced and the message is delivered surely to the extension telephone sets.
Patent JP-H10327570-A (JP)
Title: Stepping motor
Inventor: IDA OSAMU
IPC: H02K37/14
Filed: 1997-05-23
Abstract: PROBLEM TO BE SOLVED: To reduce the vibration of a stepping motor by making the basic stepping angle of the motor smaller by making trapezoidal pole teeth shorter in length and separating a plurality of yokes from each other so that the yokes may not overlap each other on the same circumference, and then, increasing the number of the pole teeth. SOLUTION: In a stepping motor, coil bobbins 12 are fixed between outer yokes 11 having trapezoidal pole teeth and inner yokes 12. In addition, bearings 16 are fixed to the inner yokes 12. One set of stators 14 is constituted of one outer yoke 11, one inner yoke 12, and one coil bobbin 13. A magnet 15 polarized in multiple poles along its outer periphery exists between two sets of facing stators 14. The stators 14 are separated from each other at the central part of the stepping motor. Accordingly, the pole teeth of the two sets of stators 13 do not overlap each other on the same circumference. Therefore, the number of pole teeth can be increased without providing any space between the pole teeth of the outer yokes 11 and inner yokes 12 for putting the pole teeth of another set of stators 14.
Patent JP-S63301136-A (JP)
Title: Engine equipped with power taking-out shaft
Inventor: KAMITSUJI YONEICHI
IPC: F02B67/04
Filed: 1987-05-30
Abstract: PURPOSE:To obtain the compact constitution by axially supporting a power taking-out shaft onto the front part of an engine body and a cover covering the front part of the engine body and connecting the power taking-out shaft with a crankshaft through a reduction gear mechanism, in the constitution in which the power taking-out shaft is installed in front of the engine. CONSTITUTION:As for an engine 1 mounted onto a tractor, a balancer driving gear 9 and a power taking-out chain sprocket 10 are fitted integrally onto the front large diameter part 7a of a crankshaft 7 which is exposed forwardly, penetrating through a cylinder block 2 and the front part of a crank case 3. In this case, a power taking-out shaft 14 is arranged in parallel to the crankshaft 7 under the crankshaft 7, and the rear edge is supported onto the crankcase 3 through a bearing 13. Further, the front edge part of the power taking-out shaft 14 is supported onto an engine front cover 19 through a bearing 17 and an oil seal 18, and the power taking-out shaft 14 is connected with the crankshaft 7 through a reduction mechanism consisting of the chain sprockets 10 and 15 and a chain 16.
Patent JP-H01302316-A (JP)
Title: Image forming device
Inventor: MURAHASHI TAKASHI
IPC: G03G15/04
Filed: 1988-05-31
Abstract: PURPOSE:To fix the length in the scanning direction of an image to be written by writing an image signal on a photosensitive body based on the output of a multiplying circuit which multiplies the oscillation frequency of a self- oscillation circuit. CONSTITUTION:A mirror oscillator 310 which rotates and oscillates a mirror to deflect a light beam, a self-oscillation circuit 350 which is self-oscillated by feeding back the counter-electromotive force generated by the mirror oscillator 310, and the multiplying circuit which multiplies the oscillation frequency of the self-oscillation circuit 350 are provided. The image signal is written on the photosensitive body based on the output of the multiplying circuit. Thus, a fixed scanning amplitude is obtained without being affected by the variance of the natural frequency of the mirror oscillator 310, and a scanning length d0 of one dot on the peripheral surface of the photosensitive drum is always kept constant, and the image written on the photosensitive drum is not expanded neither shortened in the scanning direction.
Patent JP-H07316593-A (JP)
Title: Recovery of cleansing solution for anion electrodeposition tank
Inventor: MATSUSHITA KAZUAKI
IPC: B08B3/14
Filed: 1994-05-23
Abstract: PURPOSE:To provide a method for recovering the a cleansing solution, excellent in the cleansing property for anion electrodeposition tanks and excellent from the points of energy saving and resource protection. CONSTITUTION:The method for recovering a cleansing solution for an anion electrodeposition tank comprises cleansing the anion electrodeposition tank, which may have a water-washing tank, with a cleansing solution comprising the 0.01-2wt.% aqueous solution of a water-soluble compound and/or ammonia, and subsequently subjecting the used cleansing solution to a cation exchange treatment to separate the water-soluble amine compound and/or ammonia from the water.
Patent JP-H0321854-A (JP)
Title: Method and device for measuring characteristic of polyphase fluid
Inventor: IBUON KASUTERU
IPC: G01N22/00
Filed: 1990-05-23
Abstract: PURPOSE: To determine the amount of each liquid, by measuring a value of an inherent characteristic factor proper to each fluid including at least two liquids by at least tow microwave bundles of different frequencies. CONSTITUTION: A characteristic of a fluid including at least two liquids having an inherent characteristic factor to microwaves of a predetermined frequency is measured. A slim rectangular reinforced sleeve 1 of the apparatus is formed of a material which passes microwaves at a cross section vertical to a flow and is resistant to internal and external different pressures. The sleeve 1 is reinforced by ribs 15 disposed via a fixed interval in the whole periphery. According to the method, a value of the inherent characteristic factor of each fluid is measured by at least two microwave bundles of different frequencies. A transmitter, a detector therefor are arranged along the sleeve 1 between the ribs 15. Other elements (an amplifier, an analyzer, a comparator) are set in a sealed caisson which can be set also in the sea.
Patent JP-H06295187-A (JP)
Title: Noise controller
Inventor: NAGAMI MASAAKI
IPC: G06F19/00
Filed: 1992-05-26
Abstract: PURPOSE:To prevent the occurrence of abnormal operation in the case of departing from the condition of an initial equalization imitating a transmission characteristic, related to a noise controller forming the signal having an opposite and equal sound pressure canceling a noise. CONSTITUTION:This controller is provided with an adaptive filter 9 inputting the reference signal of the noise and automatically varying a filter coefficient for canceling the noise, a coefficient updating means 10 updating the filter coefficient of the adaptive filter 9, an imitation transtransmission characteristic correction means 11 initial equalizing the reference signal of the noise by imitating the transmission characteristic from the output of the adaptive filter 9 to the input of the coefficient updating means 10 under a fixed condition for forming a correction signal and an operation nonrequest detection means 20 detecting an operation nonrequest condition for excepting the operation different from the initial equalized condition and stopping the generation of the correction signal.
Patent JP-H03232386-A (JP)
Title: Reception circuit for fm television signal
Inventor: SHINKAWA TAKAO
IPC: H04N5/44
Filed: 1990-05-25
Abstract: PURPOSE:To always obtain a tuned stable picture with simple configuration by taking out a synchronizing pulse signal from the television signal of a video band to be generated by a video signal processing circuit, taking out a direct current voltage from the detected voltage of an FM detection circuit in the period of the synchronizing pulse, and controlling the oscillation frequency of a local oscillator so that the direct current voltage can be a suitable voltage. CONSTITUTION:The synchronizing signal is taken out by a synchronizing signal separator circuit 15 connected to a video signal processing circuit 10 and supplied from the synchronizing signal separator circuit 15 to a sampling circuit 16. When a desired tuning frequency f0' is received and the detected voltage is V1 at the time of the synchronizing signal, in an FM detection circuit 9, the detected voltage of the synchronizing signal in a separated frequency f0'' becomes V2, therefore, the size and direction of separation can be detected. This detected voltage V2 is taken out by the sampling circuit 16 and a hold circuit 17 and superimposed to the tuning voltage of a local oscillator 7 so that a voltage at the head of the synchronizing signal outputted from the FM detection circuit 9 can be the voltage V1. Then, the oscillation frequency is controlled.
Patent JP-S5359155-A (JP)
Title: Solar heat generator system
Inventor: SAKAMOTO TAKESHI
IPC: F24S90/00
Filed: 1976-11-09
Abstract: PURPOSE: To allow constant use of hot steam by accumulating heat collective medium in an accumulator when the temperature of the collected heat is low and otherwise by feeding to accumulate the heat collective medium through a heat regenerator filled with melting-latent-heat-used molten salt when heat can be collected at high temperature. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H06322676-A (JP)
Title: Production of fiber structure having used clothing-tone appearance
Inventor: TAKEHIRA TSUDOI
IPC: D06M101/12
Filed: 1993-05-11
Abstract: PURPOSE:To produce a fiber structure having used clothing-tone appearance capable of simply and uniformly providing a fiber structure with a well worn-out shabby feeling of natural touch, coloring in any of various hues by a continuous method. CONSTITUTION:A fiber structure is provide with a resin and colored. Or the fiber structure is supplied with the resin, colored and napped.
Patent JP-H03424-A (JP)
Title: Roll adjustment device for forming machine
Inventor: YAMADA HIRONORI
IPC: B21D13/04
Filed: 1989-05-26
Abstract: PURPOSE:To move vertical adjusting rods of the preceeding stage side up and down more largely and to achieve the roll forming for the building plate without generation of stress stains by fixing adjusting wheels at the top ends of the vertical adjusting rods so that the diameter of the above wheels become more and more larger as the order of following stage group. CONSTITUTION:1st adjusting wheels 9 where diameters are larger step by step as following stage group are fixed at the top ends of 1st vertical adjusting rods. By moving the endless flexible substance at one time, the rotation angle of the larger diameter side become smaller and therefore the 1st vertical adjusting rods of the preceeding stage side is moved vertically more largely than the following stage, and so the respective clearances of every group are changed respectively. In such a way, the orderly building plate are formed without generation of stress stains.
Patent JP-H07320012-A (JP)
Title: Carry system for personal information
Inventor: SATO TOSHIO
IPC: B42D15/10
Filed: 1994-05-25
Abstract: PURPOSE:To unite a nameplate and an ID card with the front surface of a data carrier selectively at need to make them able to be carried by being hung on the breast, etc., of clothing by fitting a clip for suspension on the clothing to one of the data carrier or a card case. CONSTITUTION:On the front surface 1a of the data carrier 1, a small-sized card case 3 and a large-sized card case 5 are fitted selectively to an integrated type holder 11 and a detachable type holder 14, and the nameplate 2 and ID card 4 are inserted into those cases 3 and 5 detachably. Only by those, the nameplate 2 and card 4 can be carried while being selectively united with the front surface 1a of the carrier 1 and hung on the breast, etc., of the clothing with the clip 8. Consequently, three managing methods which read and manage personal information written in the carrier 1 by a noncontact card reader and read and manage personal information written on an identification certificate by the viewing of the nameplate 2 and the card 4 by the noncontact type card reader can be used freely and distinctively.
Patent JP-H06326809-A (JP)
Title: Facsimile equipment
Inventor: SHIROSHITA KOJI
IPC: H04N1/00
Filed: 1993-05-13
Abstract: PURPOSE:To enhance the probability able to make communication to a called terminal equipment side even when called terminal equipments are in congestion by providing an automatic redial means to the facsimile equipment, which makes redialing immediately to the called terminal equipment through the use of other line when one of dual lines is busy. CONSTITUTION:A facsimile equipment of a system I and a facsimile equipment of a system II are combined symmetrically in the facsimile equipment and telephone lines 2, 22 are connected respectively to network control sections 1, 21. Through the constitution above, when a called terminal equipment is called through the use of one of the dual lines 2, 22 and the called terminal equipment is busy, the other of the dual lines is immediately used to make redialing to the called terminal equipment. Then the acquisition for a non-busy period when the called terminal equipment replies the call is facilitated to enhance the probability of the connection to the called terminal equipment.
Patent JP-H0334965-A (JP)
Title: Removal of sulfur from organic sulfide
Inventor: MAIKERU JIEFURI RINDOSUTOROMU
IPC: C07C321/28
Filed: 1990-05-25
Abstract: PURPOSE: To reduce the content of sulfur in org. sulfide by bringing org. sulfide having a chemically bonded sulfur atom into contact with a catalyst such as an amine or zeolite to perform disproportionation to obtain sulfur and sulfide lower sulfur rank.  
     CONSTITUTION: An org. sulfide pref. represented by formula RSSaSR 1  (wherein R and R 1  are alkyl, aryl, alkaryl or hydroxyalkyl and 0<a≤13) is supplied to a reactor A along with a dissolved catalyst or supplied to the reactor A containing a solid catalyst and the top part of the reactor A is held to 120-140°C and the bottom part thereof is held to 160-220°C to perform disproportionation. Org. sulfide is decomposed and a volatile component enters a fractional distiller B and condenced in a condenser C to circulate heavy matter. Generated sulfur is collected in a receiver E and unreacted org. sulfide and a hydrocarbon solvent are separated in a secondary re-recovery region F to be recirculated. As the catalyst, an amine, an alkali metal hydroxide and zeolite are used. A sulfide of lower sulfur rank further absorbs sulfur to be made reusable. 
     COPYRIGHT: (C)1991,JPO