Patents by Inventor Masayuki Kawakami
Masayuki Kawakami 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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Publication number: 20240109305Abstract: A liquid ejection apparatus includes a drive signal output circuit that outputs a drive signal and a print head that ejects a liquid, in which the print head includes a temperature detection portion that detects temperature information, the drive signal output circuit includes an amplification circuit that outputs an amplification modulation signal, a smoothing circuit that outputs the drive signal, and a basic drive signal output circuit that outputs a basic drive signal that is corrected based on the temperature information, and a frequency of the amplification modulation signal when the temperature detection portion detects the temperature information used for the basic drive signal output circuit to correct the basic drive signal is higher than a frequency of the amplification modulation signal when the temperature detection portion detects the temperature information not used for the basic drive signal output circuit to correct the basic drive signal.Type: ApplicationFiled: September 28, 2023Publication date: April 4, 2024Inventors: Sukehiro ITO, Masayuki KAWAKAMI
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Publication number: 20240109304Abstract: A liquid ejection apparatus includes a control circuit that outputs a control signal, a first drive signal output circuit that outputs a first drive signal, and a print head that ejects a liquid, in which the print head includes a piezoelectric element that is driven by receiving the first drive signal, a pressure chamber substrate that is provided with a plurality of pressure chambers of which volumes change due to deformation, a switch circuit that switches whether or not to supply the first drive signal to the piezoelectric element, a wiring substrate that is provided with the switch circuit, and a temperature detection portion that detects temperature information of the first pressure chamber, and the temperature information detected by the temperature detection portion is input to the control circuit in a period in which a voltage value of the first drive signal is constant.Type: ApplicationFiled: September 28, 2023Publication date: April 4, 2024Inventors: Sukehiro ITO, Masayuki KAWAKAMI
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Publication number: 20240109318Abstract: A liquid ejection apparatus includes a control circuit, a drive signal output circuit that outputs a drive signal, and a print head that ejects a liquid, in which the print head includes a piezoelectric element that is driven by receiving the drive signal, a pressure chamber substrate that is provided with a plurality of pressure chambers of which volumes change due to deformation, a switch circuit that switches whether or not to supply the drive signal to the piezoelectric element, a wiring substrate that is provided with the switch circuit, and a temperature detection portion that detects temperature information of the pressure chamber, and the temperature information detected by the temperature detection portion in a period in which the switch circuit does not supply the drive signal to the piezoelectric element is input to the control circuit.Type: ApplicationFiled: September 28, 2023Publication date: April 4, 2024Inventors: Sukehiro ITO, Masayuki KAWAKAMI
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Patent number: 11408868Abstract: Provided are a method and system for measuring hydrogen peroxide concentration in sample water collected from a prescribed position in a water treatment process and includes: collecting the sample water; measuring a concentration of a dissolved oxygen in the sample water or a treated water obtained by treating the sample water with the hydrogen peroxide decomposing device by first and second dissolved oxygen concentration measuring analyzers to obtain a corrected value that is a difference between the two dissolved oxygen concentration values; measuring the concentration of the dissolved oxygen in the sample and treated water by the first and second dissolved oxygen concentration measuring analyzers, respectively, and obtaining a measured value that is a difference between the dissolved oxygen concentration values; and calculating a corrected concentration of hydrogen peroxide from the measured value obtained during the measured value obtaining and the corrected value obtained during the corrected value obtaiType: GrantFiled: September 12, 2018Date of Patent: August 9, 2022Assignee: ORGANO CORPORATIONInventors: Shota Morino, Daisaku Yano, Yukinari Yamashita, Masayuki Kawakami
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Publication number: 20210269529Abstract: The present disclosure provides an antibody for inducing immune tolerance, an induced lymphocyte, and a cell therapy agent therapeutic method using the induced lymphocyte. Specifically, the present disclosure provides an antibody that inhibits the interaction between CD80 and/or CD86 expressed on the surface of a certain cell and CD28 expressed on the surface of another cell, and substantially does not induce immune activation-induced cytokines. In a specific embodiment, the Fc portion of the antibody substantially does not produce the immune activation-induced cytokines.Type: ApplicationFiled: June 21, 2019Publication date: September 2, 2021Inventors: Ryu Maeda, Masayuki Kawakami, Koichiro Uchida, Kazuyoshi Takeda, Ko Okumura
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Patent number: 10959030Abstract: A sound output circuit includes an amplifier that amplifies a sound signal, a first terminal for external connection connected to an output terminal of the amplifier, a reference voltage output that outputs a reference voltage, a second terminal for external connection, and a controller that controls a conduction state of an output terminal of the reference voltage output and the second terminal for external connection according to a voltage of the second terminal for external connection.Type: GrantFiled: February 15, 2019Date of Patent: March 23, 2021Assignee: SEIKO EPSON CORPORATIONInventor: Masayuki Kawakami
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Publication number: 20210033581Abstract: Provided are a method and system for measuring hydrogen peroxide concentration in sample water collected from a prescribed position in a water treatment process and includes: collecting the sample water; measuring a concentration of a dissolved oxygen in the sample water or a treated water obtained by treating the sample water with the hydrogen peroxide decomposing device by first and second dissolved oxygen concentration measuring analyzers to obtain a corrected value that is a difference between the two dissolved oxygen concentration values; measuring the concentration of the dissolved oxygen in the sample and treated water by the first and second dissolved oxygen concentration measuring analyzers, respectively, and obtaining a measured value that is a difference between the dissolved oxygen concentration values; and calculating a corrected concentration of hydrogen peroxide from the measured value obtained during the measured value obtaining and the corrected value obtained during the corrected value obtaiType: ApplicationFiled: September 12, 2018Publication date: February 4, 2021Applicant: ORGANO CORPORATIONInventors: Shota MORINO, Daisaku YANO, Yukinari YAMASHITA, Masayuki KAWAKAMI
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Patent number: 10813392Abstract: Provided is a waist belt in which: a left inner tightening belt, with a right end portion thereof attached to the right end portion of the left body belt, is passed through the left fold ring and folded back leftward, and a left connecting ring is provided at a left end portion thereof that has passed through the right fold ring; a right inner tightening belt, with a left end portion thereof attached to the left end portion of the right body belt, is passed through the right fold ring and folded back rightward, and a right connecting ring is provided at a right end portion thereof.Type: GrantFiled: March 22, 2016Date of Patent: October 27, 2020Assignee: DAIYA HOLDINGS CO., LTD.Inventors: Masao Matsuo, Masayuki Kawakami
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Publication number: 20190261111Abstract: A sound output circuit includes an amplifier that amplifies a sound signal, a first terminal for external connection connected to an output terminal of the amplifier, a reference voltage output that outputs a reference voltage, a second terminal for external connection, and a controller that controls a conduction state of an output terminal of the reference voltage output and the second terminal for external connection according to a voltage of the second terminal for external connection.Type: ApplicationFiled: February 15, 2019Publication date: August 22, 2019Applicant: SEIKO EPSON CORPORATIONInventor: Masayuki KAWAKAMI
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Publication number: 20190098942Abstract: Provided is a waist belt in which: a left inner tightening belt, with a right end portion thereof attached to the right end portion of the left body belt, is passed through the left fold ring and folded back leftward, and a left connecting ring is provided at a left end portion thereof that has passed through the right fold ring; a right inner tightening belt, with a left end portion thereof attached to the left end portion of the right body belt, is passed through the right fold ring and folded back rightward, and a right connecting ring is provided at a right end portion thereof.Type: ApplicationFiled: March 22, 2016Publication date: April 4, 2019Applicant: DAIYA HOLDINGS CO., LTD.Inventors: Masao Matsuo, Masayuki Kawakami
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Publication number: 20170354531Abstract: Provided is a waist belt including: a nonstretchable left main belt, a nonstretchable right main belt, a nonstretchable left inner tightening belt, a nonstretchable left outer tightening belt, a nonstretchable right inner tightening belt, a nonstretchable right outer tightening belt, a stretchable left subsidiary tightening belt, a stretchable right subsidiary tightening belt, a right folding-back ring, a left folding-back ring, a left linking ring, a left linking ring and an insertion ring. Circumferential differences at the waist portion of a user are absorbed. Even when the user moves, the function of tightening the waist portion is not impaired.Type: ApplicationFiled: January 8, 2016Publication date: December 14, 2017Inventors: Masao Matsuo, Masayuki Kawakami, Takahiro Uchida
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Patent number: 9783830Abstract: A process for microbial fermentation of sugary substrates may include inoculating hydrogen into a microorganism of a genera fungus or a bacterium present in suspension in a wort under fermentation or in an immobilized bed. The wort under fermentation or in the immobilized bed may contain sugars and microorganisms.Type: GrantFiled: August 29, 2014Date of Patent: October 10, 2017Assignees: Mahle Metal Leve S/A, LSDATA PLM Software LTDA-ME, Advel Technologia E Comercio LTDA, EPPInventors: Antonio Pedro Lourenco, Masayuki Kawakami, Jose Francisco Lopes
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Patent number: 9780611Abstract: A permanent magnet type rotary electric machine has a stator, a rotor which is rotatably provided inside the stator, and permanent magnets arranged in a rotor core of the rotor. An angle ? between a straight line connecting the center of the rotor to a middle position between two permanent magnets arranged in the V shape, and a straight line connecting the center of the rotor to an outer circumferential top of one of the permanent magnets has the relation: 0.65<?(=?/(180/P))<0.80 in which P is the number of poles in the rotor. When a rear depth of a slot of the stator core is D, and a burying depth of the permanent magnet in the radial direction of the rotor core is t, D/t=A has the relation: 0.8<A<1.1.Type: GrantFiled: November 25, 2015Date of Patent: October 3, 2017Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA INDUSTRIAL PRODUCTS AND SYSTEMS CORPORATIONInventors: Makoto Matsushita, Norio Takahashi, Daisuke Misu, Katsutoku Takeuchi, Yutaka Hashiba, Masayuki Kawakami, Takashi Araki, Yuji Yamamoto, Hisami Katsurayama
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Publication number: 20160087495Abstract: A permanent magnet type rotary electric machine has a stator, a rotor which is rotatably provided inside the stator, and permanent magnets arranged in a rotor core of the rotor. An angle ? between a straight line connecting the center of the rotor to a middle position between two permanent magnets arranged in the V shape, and a straight line connecting the center of the rotor to an outer circumferential top of one of the permanent magnets has the relation: 0.65<?(=?/(180/P))<0.80 in which P is the number of poles in the rotor. When a rear depth of a slot of the stator core is D, and a burying depth of the permanent magnet in the radial direction of the rotor core is t, D/t=A has the relation: 0.8<A<1.1.Type: ApplicationFiled: November 25, 2015Publication date: March 24, 2016Inventors: Makoto Matsushita, Norio Takahashi, Daisuke Misu, Katsutoku Takeuchi, Yutaka Hashiba, Masayuki Kawakami, Takashi Araki, Yuji Yamamoto, Hisami Katsurayama
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Patent number: 8961929Abstract: It is an object of the present invention to provide a targeting agent, which enables the delivery of a drug to tumor sites or the imaging of tumor sites by utilizing its effect of accumulating to such tumor sites. The present invention provides a targeting agent for tumor site, which comprises a hydrophilic polymer-modified carrier coated with a gelatin-like protein that has repeats of a sequence represented by Gly-X-Y characteristic to collagen and has two or more sequences of cell adhesion signals in a single molecule wherein X and Y each independently represent an amino acid and a plurality of Gly-X-Y sequences may be the same or different.Type: GrantFiled: January 7, 2011Date of Patent: February 24, 2015Assignee: FUJIFILM CorporationInventors: Kazutaka Ogiwara, Makoto Ohno, Masayoshi Kojima, Masayuki Kawakami, Chihaya Kakinuma, Tasuku Sasaki, Kiyohito Takada
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Publication number: 20150024392Abstract: An object of the present invention is to provide a biosensor comprising a hydrogel capable of immobilizing a physiologically active substance thereon, which can be produced conveniently by use of a safe material, and a method for producing the same. The present invention provides a method for producing a biosensor, which comprises bringing a polymer containing an activated carboxyl group into contact with a substrate surface coated with an organic layer having an amino group to thereby bind the polymer to the organic layer.Type: ApplicationFiled: July 29, 2014Publication date: January 22, 2015Applicant: FUJIFILM CorporationInventors: Taisei Nishimi, Toshihide Ezoe, Koji Kuruma, Masayuki Kawakami
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Patent number: 8920778Abstract: It is an object of the present invention to provide a targeting agent, which enables the delivery of a drug to tumor sites or the imaging of tumor sites by utilizing its effect of accumulating to such tumor sites. The present invention provides a targeting agent for tumor site, which comprises a hydrophilic polymer-modified carrier coated with a gelatin-like protein that has repeats of a sequence represented by Gly-X-Y characteristic to collagen and has two or more sequences of cell adhesion signals in a single molecule wherein X and Y each independently represent an amino acid and a plurality of Gly-X-Y sequences may be the same or different.Type: GrantFiled: January 7, 2011Date of Patent: December 30, 2014Assignee: FUJIFILM CorporationInventors: Kazutaka Ogiwara, Makoto Ohno, Masayoshi Kojima, Masayuki Kawakami, Chihaya Kakinuma, Tasuku Sasaki, Kiyohito Takada
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Patent number: 8839961Abstract: An object of the present invention is to provide a biosensor comprising a hydrogel capable of immobilizing a physiologically active substance thereon, which can be produced conveniently by use of a safe material, and a method for producing the same. The present invention provides a method for producing a biosensor, which comprises bringing a polymer containing an activated carboxyl group into contact with a substrate surface coated with an organic layer having an amino group to thereby bind the polymer to the organic layer.Type: GrantFiled: November 27, 2006Date of Patent: September 23, 2014Assignee: FUJIFILM CorporationInventors: Taisei Nishimi, Toshihide Ezoe, Koji Kuruma, Masayuki Kawakami
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Patent number: D786735Type: GrantFiled: November 25, 2015Date of Patent: May 16, 2017Assignees: NIFCO INC., DAIYA INDUSTRY CO., LTD.Inventors: Namiko Koreishi, Takamitsu Kurata, Masao Matsuo, Masayuki Kawakami
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Patent number: D851264Type: GrantFiled: September 23, 2016Date of Patent: June 11, 2019Assignee: DAIYA HOLDINGS CO., LTD.Inventors: Masao Matsuo, Masayuki Kawakami, Tomohiro Igi