Hirakoso
Hideyuki Hirakoso, Yokohama-Shi JP
Patent application number | Description | Published |
---|---|---|
20080260995 | INK COMPOSITION AND METALLIC MATERIAL - To provide an ink composition capable of forming a metallic material which is excellent in adhesion to a substrate and free from ion migration. | 10-23-2008 |
Hideyuki Hirakoso, Chiyoda-Ku JP
Patent application number | Description | Published |
---|---|---|
20090136770 | DISPERSION CONTAINING METAL FINE PARTICLES, PROCESS FOR PRODUCING IT, AND ARTICLE HAVING METAL FILM - To provide a dispersion which is excellent in oxidation resistance and dispersion stability, and which contains metal fine particles capable of forming a metal film excellent in conductivity; a process for producing it; and an article having a metal film excellent in conductivity. | 05-28-2009 |
Hideyuki Hirakoso, Tokyo JP
Patent application number | Description | Published |
---|---|---|
20130236637 | PROCESS FOR MANUFACTURING COPPER HYDRIDE FINE PARTICLE DISPERSION, ELECTROCONDUCTIVE INK, AND PROCESS FOR MANUFACTURING SUBSTRATE EQUIPPED WITH CONDUCTOR - The present invention relates to a process for manufacturing a copper hydride fine particle dispersion, the process including: reducing a copper(II) salt with a hydrido-based reducing agent in the following solvent (A) in the presence of the following alkylamine (B): solvent (A): a solvent having a solubility parameter (SP value) of from 8 to 12 and being inert to the hydrido-based reducing agent and alkylamine (B): an alkylamine having an alkyl group which has 7 or more carbon atoms and having a boiling point of 250° C. or lower. | 09-12-2013 |
Yohei Hirakoso, Tokyo JP
Patent application number | Description | Published |
---|---|---|
20090160429 | FREQUENCY COMPONENT MEASURING DEVICE - It is possible to provide a frequency component measuring device capable of narrowing the range of transmission frequency of a local oscillator, preventing degradation of the level measurement accuracy, and measuring the level of a modulation wave. The device includes: a local oscillator ( | 06-25-2009 |
20090195239 | FREQUENCY CHARACTERISTIC MEASURING APPARATUS - A frequency characteristic measuring apparatus capable of measuring a frequency characteristic of a device under test in which the frequency of an input signal and the frequency of an output signal differ from each other, capable of simplifying the configuration of a tracking generator and peripheral circuits associated with the tracking generator, and capable of simultaneously measuring the characteristics of the input signal and the output signal of the device under test. A spectrum analyzer | 08-06-2009 |
Yuka Hirakoso, Kounosu-Shi JP
Patent application number | Description | Published |
---|---|---|
20120020700 | ELECTROCONDUCTIVE MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS - Provided is an electroconductive member that can demonstrate stable performance for a long period of time with an electric resistance value being hardly changed even by electrical conduction for a long period of time. | 01-26-2012 |
20120027456 | ELECTRO-CONDUCTIVE MEMBER FOR ELECTROPHOTOGRAPHY, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS - Provided is the following electro-conductive member for electrophotography. The electrical resistance of the member hardly increases even by long-term energization, and hence the member is conducive to stable formation of high-quality electrophotographic images. The electro-conductive member for electrophotography, comprises: an electro-conductive mandrel and an electro-conductive layer, wherein said electro-conductive layer contains an A-B-A type triblock copolymer in which an A-block is a polystyrene having a cation exchange group, and a B-block is a polyolefin, and wherein said A-B-A type triblock copolymer forms a microphase-separated structure comprising a matrix phase formed of said B-block, and one phase formed of the A-block and having a structure selected from the group consisting of a cylindrical structure, a bicontinuous structure and a lamellar structure. | 02-02-2012 |
20120070188 | ELECTROCONDUCTIVE MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS - An electroconductive member excellent in durability even when applying direct current voltage over a long period of time is provided. Disclosed is an electroconductive member including an electroconductive mandrel and an electroconductive layer, wherein: the electroconductive layer includes a binder resin and an electroconductive metal oxide particle dispersed in the electroconductive layer; the metal oxide particle has a group represented by the following structural formula (1) on the surface of the metal oxide particle; and the group represented by the following structural formula (1) is introduced by substituting a hydrogen atom of a hydroxyl group as a functional group originating from the metal oxide particle, with the group represented by the following structural formula (1): | 03-22-2012 |
Yutaka Hirakoso, Ibaraki JP
Patent application number | Description | Published |
---|---|---|
20080233915 | Signal Processing Circuit - A signal processing circuit is disclosed which comprises: an attenuating unit that attenuates a demodulated signal acquired by detecting a received signal; a detecting unit that detects a first signal indicating intensity of the demodulated signal; and an attenuation rate setting unit that sets an attenuation rate of the attenuating unit based on the first signal, wherein the attenuation rate setting unit sets the attenuation rate of the attenuating unit depending on: at least one signal of a second signal indicating a change in an envelope curve acquired based on an intermediate frequency signal of the received signal and a third signal indicating electric field intensity acquired based on the intermediate frequency signal; and the first signal. | 09-25-2008 |
Yutaka Y Hirakoso, Ibaraki JP
Patent application number | Description | Published |
---|---|---|
20080279393 | Noise Eliminating Circuit - A noise eliminating circuit is disclosed which comprises a noise elimination processing unit that interpolates a generation period of pulse noise overlapped with a received signal depending on a first detection signal acquired by level detection of an intermediate frequency signal of the received signal, the first detection signal indicating the generation of the pulse noise, wherein the noise eliminating circuit comprises: a predicting unit that predicts a value of the intermediate frequency signal at a predetermined clock time based on an intermediate frequency signal generated a predetermined time earlier than the intermediate frequency signal; a detecting unit that compares a difference between the value of the predicted intermediate frequency signal and the value of the generated intermediate frequency signal, at the predetermined clock time, with a predetermined threshold, to output a second detection signal indicating the generation of the pulse noise; and a noise elimination controlling unit that selectively outputs the first detection signal and the second detection signal as a signal for interpolating the generation period of the pulse noise to the noise elimination processing unit depending on electric field intensity signal acquired based on the intermediate frequency signal. | 11-13-2008 |