Patents by Inventor Toshihiro Nomura
Toshihiro Nomura has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11505137Abstract: A sound-absorbing member has a Helmholtz resonance structure including an inlet passage and a hollow portion connected to the outside through the inlet passage, wherein the sound-absorbing member includes a first layer and a second layer disposed on the first layer, the first layer includes a first main surface and a second main surface opposite to the first main surface, the second layer includes a third main surface facing the second main surface and a fourth main surface opposite to the third main surface, the first layer includes a first through-hole penetrating through the second main surface from the first main surface and defining the inlet passage, the second main surface includes a second main surface opening defining an end portion of the first through-hole and a second main surface flat portion, the third main surface includes a third main surface opening defining an end portion of the hollow portion and a third main surface flat portion, the second main surface opening has an opening area smallerType: GrantFiled: January 8, 2020Date of Patent: November 22, 2022Assignee: IBIDEN CO., LTD.Inventors: Hideki Furuzawa, Hiroshi Sakaguchi, Tomohiro Nishikawa, Toshihiro Nomura
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Publication number: 20200139902Abstract: A sound-absorbing member has a Helmholtz resonance structure including an inlet passage and a hollow portion connected to the outside through the inlet passage, wherein the sound-absorbing member includes a first layer and a second layer disposed on the first layer, the first layer includes a first main surface and a second main surface opposite to the first main surface, the second layer includes a third main surface facing the second main surface and a fourth main surface opposite to the third main surface, the first layer includes a first through-hole penetrating through the second main surface from the first main surface and defining the inlet passage, the second main surface includes a second main surface opening defining an end portion of the first through-hole and a second main surface flat portion, the third main surface includes a third main surface opening defining an end portion of the hollow portion and a third main surface flat portion, the second main surface opening has an opening area smallerType: ApplicationFiled: January 8, 2020Publication date: May 7, 2020Applicant: IBIDEN CO., LTD.Inventors: Hideki FURUZAWA, Hiroshi SAKAGUCHI, Tomohiro NISHIKAWA, Toshihiro NOMURA
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Patent number: 9203413Abstract: Systems, methods, and assemblies to provide clock signals to electrical components of downhole tools are provided. In one example, an oscillator assembly may include a silicon-based oscillator having a variable capacitor circuit. The silicon-based oscillator may provide an output signal at a frequency within a range of frequencies. The oscillator assembly may also include control circuitry electrically coupled to the silicon-based oscillator. Moreover, the control circuitry may include a temperature input that receives a temperature corresponding to the silicon-based oscillator. The control circuitry may also include a control signal output electrically coupled to the silicon-based oscillator. The control signal output may be used to change a capacitance of the variable capacitor circuit based on the temperature received by the temperature input to maintain the output signal of the silicon-based oscillator within the range of frequencies.Type: GrantFiled: December 5, 2013Date of Patent: December 1, 2015Assignee: Schlumberger Technology CorporationInventors: Toshihiro Nomura, Patrick P. Vessereau, Nigel Greer
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Patent number: 9180444Abstract: According to the present invention, a method for producing a catalyst for use in the production of a methylamine compound can be provided, wherein the catalyst comprises a modified crystalline silicoaluminophosphate salt molecular sieve. The method comprises: a moisture control step of adsorbing moisture onto a crystalline silicoaluminophosphate salt molecular sieve in an amount of 5 to 30 wt % of the crystalline silicoaluminophosphate salt molecular sieve; and a step of heating the crystalline silicoaluminophosphate salt molecular sieve having moisture adsorbed thereon under a pressure of 0.1 MPa or more and at a temperature of 130 to 350° C. for 5 to 40 hours.Type: GrantFiled: October 11, 2013Date of Patent: November 10, 2015Assignee: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Toshihiro Nomura, Katsumi Higuchi, Akio Hashimoto, Sachiko Arie
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Publication number: 20150258538Abstract: According to the present invention, a method for producing a catalyst for use in the production of a methylamine compound can be provided, wherein the catalyst comprises a modified crystalline silicoaluminophosphate salt molecular sieve. The method comprises: a moisture control step of adsorbing moisture onto a crystalline silicoaluminophosphate salt molecular sieve in an amount of 5 to 30 wt % of the crystalline silicoaluminophosphate salt molecular sieve; and a step of heating the crystalline silicoaluminophosphate salt molecular sieve having moisture adsorbed thereon under a pressure of 0.1 MPa or more and at a temperature of 130 to 350° C. for 5 to 40 hours.Type: ApplicationFiled: October 11, 2013Publication date: September 17, 2015Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Toshihiro Nomura, Katsumi Higuchi, Akio Hashimoto, Sachiko Arie
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Publication number: 20140159823Abstract: Systems, methods, and assemblies to provide clock signals to electrical components of downhole tools are provided. In one example, an oscillator assembly may include a silicon-based oscillator having a variable capacitor circuit. The silicon-based oscillator may provide an output signal at a frequency within a range of frequencies. The oscillator assembly may also include control circuitry electrically coupled to the silicon-based oscillator. Moreover, the control circuitry may include a temperature input that receives a temperature corresponding to the silicon-based oscillator. The control circuitry may also include a control signal output electrically coupled to the silicon-based oscillator. The control signal output may be used to change a capacitance of the variable capacitor circuit based on the temperature received by the temperature input to maintain the output signal of the silicon-based oscillator within the range of frequencies.Type: ApplicationFiled: December 5, 2013Publication date: June 12, 2014Applicant: Schlumberger Technology CorporationInventors: Toshihiro Nomura, Patrick P. Vessereau, Nigel Greer
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Patent number: 8455419Abstract: Disclosed is a stripping agent that can easily strip a photoresist residue and the like at a low temperature in a short time and, at the same time, does not corrode a wiring material at all and has no need to use an organic solvent such as alcohol as a rinsing liquid. The stripping agent disclosed herein comprises 5 to 50% by mass of a specific amine, 30 to 65% by mass of a specific acid amide, 0.1 to 15% by mass of a saccharide or a sugar alcohol, and 1 to 64.5% by mass of water.Type: GrantFiled: November 16, 2011Date of Patent: June 4, 2013Assignee: Mitsubishi Gas Chemical Company, Inc.Inventors: Toshihiro Nomura, Masahide Matsubara, Seiji Naito, Takashi Nakamura, Yuuichi Sugano
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Patent number: 8378231Abstract: A semiconductor device includes wiring boards each having an insulating board, conductor circuits and through-holes, the insulating board having top and bottom surfaces, the conductor circuits formed on the top and bottom surfaces, the through holes penetrating the insulating board and electrically connecting the conductor circuits of the top and bottom surfaces; conductor posts each having flange, head and leg portions, the flange portion having first and second surfaces and having an external diameter larger than that of the through-hole, the head portion protruding from the first surface, the leg portion protruding from the second surface; and electronic components each having an electrode formed on one or more surfaces and connected to the leg portion. The head portion is inserted until the first surface of the flange portion comes into contact with the bottom surface of the wiring board and electrically connected at an inner wall of the through-hole.Type: GrantFiled: July 27, 2009Date of Patent: February 19, 2013Assignee: Ibiden Co., Ltd.Inventors: Kiyotaka Tsukada, Toshihiro Nomura, Daisuke Minoura
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Publication number: 20120149622Abstract: Disclosed is a stripping agent that can easily strip a photoresist residue and the like at a low temperature in a short time and, at the same time, does not corrode a wiring material at all and has no need to use an organic solvent such as alcohol as a rinsing liquid. The stripping agent disclosed herein comprises 5 to 50% by mass of a specific amine, 30 to 65% by mass of a specific acid amide, 0.1 to 15% by mass of a saccharide or a sugar alcohol, and 1 to 64.5% by mass of water.Type: ApplicationFiled: November 16, 2011Publication date: June 14, 2012Applicant: Mitsubishi Gas Chemical Company, Inc.Inventors: Toshihiro NOMURA, Masahide MATSUBARA, Seiji NAITO, Takashi NAKAMURA, Yuuichi SUGANO
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Publication number: 20110140564Abstract: A coil sheet has an insulative substrate which bends and has the first surface and the second surface on the opposite side of the first surface, a first conductor forming a first spiral conductive pattern and formed on the first surface of the insulative substrate, and a second conductor forming a second spiral conductive pattern and formed on the second surface of the insulative substrate. The width of the tip portion of the second conductor of the second spiral conductive pattern is set narrower than the width of the base end portion of the first conductor of the first spiral conductive pattern.Type: ApplicationFiled: May 27, 2010Publication date: June 16, 2011Applicant: IBIDEN CO., LTD.Inventors: Toshihiro Nomura, Tetsuya Muraki
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Patent number: 7870665Abstract: A conductor circuit and method of manufacturing a conductor circuit. The method includes forming a continuous conductor pattern on an insulating substrate, and connecting a short-circuit wire at a first position on the continuous conductor pattern such that two or more points on the continuous conductor pattern are short-circuited to each other by the short-circuit wire at the first position. An electrolytic plating film is formed on the continuous conductor pattern while the short-circuit wire is connected to the continuous conductor pattern at the first position, and the short-circuit wire is removed from the first position on the continuous conductor pattern to uncover a first exposed portion of the continuous conductor pattern.Type: GrantFiled: January 9, 2009Date of Patent: January 18, 2011Assignee: Ibiden Co., Ltd.Inventors: Toshihiro Nomura, Naotaka Higuchi
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Publication number: 20100027228Abstract: A semiconductor device includes wiring boards each having an insulating board, conductor circuits and through-holes, the insulating board having top and bottom surfaces, the conductor circuits formed on the top and bottom surfaces, the through holes penetrating the insulating board and electrically connecting the conductor circuits of the top and bottom surfaces; conductor posts each having flange, head and leg portions, the flange portion having first and second surfaces and having an external diameter larger than that of the through-hole, the head portion protruding from the first surface, the leg portion protruding from the second surface; and electronic components each having an electrode formed on one or more surfaces and connected to the leg portion. The head portion is inserted until the first surface of the flange portion comes into contact with the bottom surface of the wiring board and electrically connected at an inner wall of the through-hole.Type: ApplicationFiled: July 27, 2009Publication date: February 4, 2010Applicant: IBIDEN CO., LTD.Inventors: Kiyotaka TSUKADA, Toshihiro NOMURA, Daisuke MINOURA
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Publication number: 20090243781Abstract: A conductor circuit and method of manufacturing a conductor circuit. The method includes forming a continuous conductor pattern on an insulating substrate, and connecting a short-circuit wire at a first position on the continuous conductor pattern such that two or more points on the continuous conductor pattern are short-circuited to each other by the short-circuit wire at the first position. An electrolytic plating film is formed on the continuous conductor pattern while the short-circuit wire is connected to the continuous conductor pattern at the first position, and the short-circuit wire is removed from the first position on the continuous conductor pattern to uncover a first exposed portion of the of the continuous conductor pattern.Type: ApplicationFiled: January 9, 2009Publication date: October 1, 2009Applicant: IBIDEN CO., LTDInventors: Toshihiro NOMURA, Naotaka Higuchi
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Publication number: 20090120677Abstract: A wiring substrate for mounting electronic parts and a method for manufacturing the same are provided. The wiring substrate includes a substrate that includes a first surface, a second surface and a plurality of through-holes that extend through the substrate from the first surface to the second surface so as to define a plurality of inner walls respectively. The wiring substrate further includes an external conductor that is formed on at least one of the first surface or the second surface of the substrate. A through-hole conductor is formed on one of the plurality of inner walls so as to define a through-hole conductor space and so as to be electrically connected to the external conductor. Also included is a conductive post with first and second post ends, the first post end being positioned in the through-hole conductor space such that the first post end is in contact with and is electrically connected to the through-hole conductor, and the second post end projects out of the conductor space.Type: ApplicationFiled: September 5, 2008Publication date: May 14, 2009Applicants: IBIDEN CO., LTD, OCTEC INC.Inventors: Toshihiro NOMURA, Hiroshi SEGAWA, Yoshifumi MIYAZAWA, Katsuya OKUMURA
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Patent number: 7465918Abstract: A rotation angle detector is provided with a spring to thrust a rotary body against protrusions formed on an inner wall of an opening via a detector body in a manner to keep the rotary body rotatable without any play in a linked motion with a steering shaft. As a result, the detector can detect rotation angles of the steering shaft with high accuracy.Type: GrantFiled: February 22, 2006Date of Patent: December 16, 2008Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Masaru Shimizu, Toru Arakawa, Hideki Tsukaoka, Toshihiro Nomura, Tsutomu Maeda
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Patent number: 7372302Abstract: A driver block for a differential pin driver that supports out-of-band signaling. The driver block includes a main enable switch that is controlled by a high speed driver inhibit (DINH) signal. The main enable switch controls coupling between a main current source and a differential pin driver output stage. The main enable switch is coupled in series with an output select switch that selects between a positive output and a negative output. The driver block also includes a positive enable switch for controlling coupling between the positive output and a positive level shifter that shifts voltages of the positive output. The driver block also includes a negative enable switch for controlling coupling between the negative output and a negative level shifter that shifts voltages of the negative output.Type: GrantFiled: June 28, 2006Date of Patent: May 13, 2008Assignee: Credence Systems CorporationInventors: Atsushi Ohshima, Toshihiro Nomura, Howard Maassen
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Patent number: 7115238Abstract: Problems on catalyst production and catalyst performance with respect to conventional 8-oxygen-membered ring micropore-containing crystalline silicoaluminophosphate molecular sieves as non-equilibrium methylamine synthesis catalysts, are resolved. A chabazite type crystalline silicoaluminophosphate molecular sieve having high purity and high crystallinity and having, on a crystal grain surface, an amorphous oxide layer whose Si/Al atomic ratio is greater than that of the whole crystal grain can be stably produced with high yield with the use of a small amount of structure directing agents by the present method characterized in that hydrothermal treatment conducted in the production of 8-oxygen-membered ring micropore-containing crystalline silicoaluminophosphate sieves is controlled under specified treating conditions.Type: GrantFiled: May 23, 2003Date of Patent: October 3, 2006Assignee: Mitsubishi Gas Chemical Company, Inc.Inventors: Katsumi Higuchi, Akio Hashimoto, Toshihiro Nomura, Sachiko Arie, Takuo Ohshida, Takashi Kojima
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Publication number: 20060208176Abstract: A rotation angle detector provided with a spring to thrust a rotary body against protrusions formed on an inner wall of an opening via a detector body in a manner to keep the rotary body rotatable without any play in a linked motion with a steering shaft. As a result, the detector can detect rotation angles of the steering shaft with high accuracy.Type: ApplicationFiled: February 22, 2006Publication date: September 21, 2006Inventors: Masaru Shimizu, Toru Arakawa, Hideki Tsukaoka, Toshihiro Nomura, Tsutomu Maeda
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Publication number: 20050249661Abstract: Problems on catalyst production and catalyst performance with respect to conventional 8-oxygen-membered ring micropore-containing crystalline silicoaluminophosphate molecular sieves as non-equilibrium methylamine synthesis catalysts, are resolved. A chabazite type crystalline silicoaluminophosphate molecular sieve having high purity and high crystallinity and having, on a crystal grain surface, an amorphous oxide layer whose Si/Al atomic ratio is greater than that of the whole crystal grain can be stably produced with high yield with the use of a small amount of structure directing agents by the present method characterized in that hydrothermal treatment conducted in the production of 8-oxygen-membered ring micropore-containing crystalline silicoaluminophosphate sieves is controlled under specified treating conditions.Type: ApplicationFiled: May 23, 2003Publication date: November 10, 2005Applicant: Mitsubishi Gas Chemical Company, Inc.Inventors: Katsumi Higuchi, Akio Hashimoto, Toshihiro Nomura, Sachiko Arie, Takuo Ohshida, Takashi Kojima
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Patent number: 6909282Abstract: A rotation angle detector includes a rotor, first and second detecting elements which rotate according to a rotation of the rotor, first and second detecting units for detecting rotations of the first and second detecting elements, respectively, and a control unit for detecting a rotation angle of the rotor based on a first signal when a difference between the first and second signals output from the first and second detecting units ranges within a predetermined range.Type: GrantFiled: October 30, 2003Date of Patent: June 21, 2005Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Masahide Onishi, Toshihiro Nomura, Ichiro Tateishi, Hisashi Nishikawa, Yoshiyuki Nakade