Patents by Inventor Hideyuki Kumita
Hideyuki Kumita 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: 20230398008Abstract: A lipolysis device that includes: a base material having a first surface and a second surface opposite the first surface; a glycerol introduction portion on the first surface of the base material, the glycerol introduction portion having a protrusion containing a lipolytic enzyme or a peptide compound having equivalent activity to that of the lipolytic enzyme; and a glycerol oxidation portion on the second surface of the base material, the glycerol oxidation portion containing glycerol oxidase that oxidizes glycerol introduced from the glycerol introduction portion.Type: ApplicationFiled: August 29, 2023Publication date: December 14, 2023Inventors: Hiroyuki HARANO, Hideyuki KUMITA, Yuji KINTAKA, Fumiko MORI, Nobuhiko TANAKA
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Publication number: 20230354627Abstract: There is provided an imaging device including an upper electrode; a lower electrode; a photoelectric conversion layer disposed between the upper electrode and the lower electrode; and a first organic semiconductor material including an indolocarbazole derivative and disposed between the upper electrode and the lower electrode. Further, there is provided an electronic apparatus including an imaging device that includes an upper electrode; a lower electrode; a photoelectric conversion layer disposed between the upper electrode and the lower electrode; and a first organic semiconductor material including an indolocarbazole derivative and disposed between the upper electrode and the lower electrode.Type: ApplicationFiled: July 5, 2023Publication date: November 2, 2023Applicant: SONY GROUP CORPORATIONInventors: Yasuharu UJIIE, Masakazu MUROYAMA, Masashi BANDO, Masaki MURATA, Hideyuki KUMITA, Sachiko SAKAIGAWA, Shintarou HIRATA, Yuya KUMAGAI, Yu KATO
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Publication number: 20210134887Abstract: There is provided an imaging device including an upper electrode; a lower electrode; a photoelectric conversion layer disposed between the upper electrode and the lower electrode; and a first organic semiconductor material including an indolocarbazole derivative and disposed between the upper electrode and the lower electrode. Further, there is provided an electronic apparatus including an imaging device that includes an upper electrode; a lower electrode; a photoelectric conversion layer disposed between the upper electrode and the lower electrode; and a first organic semiconductor material including an indolocarbazole derivative and disposed between the upper electrode and the lower electrode.Type: ApplicationFiled: November 12, 2020Publication date: May 6, 2021Applicant: SONY CORPORATIONInventors: Yasuharu UJIIE, Masakazu MUROYAMA, Masashi BANDO, Masaki MURATA, Hideyuki KUMITA, Sachiko SAKAIGAWA, Shintarou HIRATA, Yuya KUMAGAI, Yu KATO
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Patent number: 10886335Abstract: There is provided an imaging device including an upper electrode; a lower electrode; a photoelectric conversion layer disposed between the upper electrode and the lower electrode; and a first organic semiconductor material including an indolocarbazole derivative and disposed between the upper electrode and the lower electrode. Further, there is provided an electronic apparatus including an imaging device that includes an upper electrode; a lower electrode; a photoelectric conversion layer disposed between the upper electrode and the lower electrode; and a first organic semiconductor material including an indolocarbazole derivative and disposed between the upper electrode and the lower electrode.Type: GrantFiled: November 17, 2017Date of Patent: January 5, 2021Assignee: Sony CorporationInventors: Yasuharu Ujiie, Masakazu Muroyama, Masashi Bando, Masaki Murata, Hideyuki Kumita, Sachiko Sakaigawa, Shintarou Hirata, Yuya Kumagai, Yu Kato
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Glass-ceramic, lithium ion conductor, battery, electronic device, and method for producing electrode
Patent number: 10559849Abstract: A glass-ceramic includes an oxide containing lithium (Li), silicon (Si), and boron (B) and has an X-ray diffraction spectrum with two or more peaks appearing in the range 20°?2??25° and with two or more peaks appearing in the range 25°<2??30°.Type: GrantFiled: November 9, 2015Date of Patent: February 11, 2020Assignee: Murata Manufacturing Co., Ltd.Inventors: Keiko Furukawa, Tatsuya Furuya, Hideyuki Kumita, Sae Miyaji, Harumi Shibata, Masamitsu Suzuki, Go Sudo, Keisuke Shimizu -
Publication number: 20190288040Abstract: There is provided an imaging device including an upper electrode; a lower electrode; a photoelectric conversion layer disposed between the upper electrode and the lower electrode; and a first organic semiconductor material including an indolocarbazole derivative and disposed between the upper electrode and the lower electrode. Further, there is provided an electronic apparatus including an imaging device that includes an upper electrode; a lower electrode; a photoelectric conversion layer disposed between the upper electrode and the lower electrode; and a first organic semiconductor material including an indolocarbazole derivative and disposed between the upper electrode and the lower electrode.Type: ApplicationFiled: November 17, 2017Publication date: September 19, 2019Applicant: SONY CORPORATIONInventors: Yasuharu UJIIE, Masakazu MUROYAMA, Masashi BANDO, Masaki MURATA, Hideyuki KUMITA, Sachiko SAKAIGAWA, Shintarou HIRATA, Yuya KUMAGAI, Yu KATO
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Patent number: 9912000Abstract: In the case in which a fuel cell has a structure in which a cathode (2) and an anode (1) are opposed with the intermediary of an electrolyte layer (3) and the cathode (2) is formed of an electrode to which an oxygen reductase and so on is immobilized and this electrode has pores inside, at least part of the surface of this electrode is rendered water repellent. For example, the surface of the electrode is rendered water repellent by forming a water-repellent agent on the surface of this electrode. Thereby, in the case in which the cathode is formed of an electrode to which an enzyme is immobilized and this electrode has pores inside, a fuel cell that can stably achieve a high current value by optimization of the amount of water contained in the cathode and a manufacturing method thereof are provided.Type: GrantFiled: December 4, 2008Date of Patent: March 6, 2018Assignee: Sony CorporationInventors: Takaaki Nakagawa, Hideyuki Kumita, Masaya Kakuta, Hideki Sakai, Hiroki Mita, Yoshio Goto
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GLASS-CERAMIC, LITHIUM ION CONDUCTOR, BATTERY, ELECTRONIC DEVICE, AND METHOD FOR PRODUCING ELECTRODE
Publication number: 20170229734Abstract: A glass-ceramic includes an oxide containing lithium (Li), silicon (Si), and boron (B) and has an X-ray diffraction spectrum with two or more peaks appearing in the range 20°?2??25° and with two or more peaks appearing in the range 25°<2??30°.Type: ApplicationFiled: November 9, 2015Publication date: August 10, 2017Inventors: Keiko FURUKAWA, Tatsuya FURUYA, Hideyuki KUMITA, Sae MIYAJI, Harumi SHIBATA, Masamitsu SUZUKI, Go SUDO, Keisuke SHIMIZU -
Patent number: 9620804Abstract: A fuel cell is provided having a structure in which a cathode and an anode face each other with an electrolyte layer therebetween. The cathode includes an electrode on which an oxygen reductase and the like are immobilized, and the electrode has pores therein, water repellency is imparted to at least part of the surface of the electrode. Water repellency is imparted by forming a water-repellent agent on the surface of the electrode. The water-repellent agent includes a water-repellent material such as carbon powder and an organic solvent such as methyl isobutyl ketone that causes phase separation with water. When the electrode has pores therein, there are provided a fuel cell that stably provides a high current value and a method for manufacturing the fuel cell.Type: GrantFiled: June 1, 2009Date of Patent: April 11, 2017Assignee: Sony CorporationInventors: Takaaki Nakagawa, Hideyuki Kumita, Masaya Kakuta, Hideki Sakai, Hiroki Mita, Yoshio Goto
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Patent number: 8911908Abstract: Provided is a fuel cell that is high in performance capabilities of initial power generation and in volume power density, and produces a stable power. Between fixing plates, first and second cell portions are provided. The first cell portion includes an anode, a cathode, and a proton conductor, and the second cell portion includes an anode, a cathode, and a proton conductor. To a space formed by gas-liquid separation and permeable films, cathode spacers, and an anode spacer, a fuel solution is filled. The gas-liquid separation and permeable films are disposed between the fixing plate and the cathode, and between the fixing plate and the cathode. The cathode spacers are provided around the cathodes, respectively, and the anode spacer is provided between the anodes.Type: GrantFiled: August 6, 2009Date of Patent: December 16, 2014Assignee: Sony CorporationInventors: Hideki Sakai, Takaaki Nakagawa, Hideyuki Kumita, Hiroki Mita, Yasuhide Hosoda, Taiki Sugiyama, Ryuhei Matsumoto
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Publication number: 20140287328Abstract: Provided is a method for producing a fuel battery in which an oxidoreductase has been fixed as a catalyst on at least one electrode of a negative electrode or a positive electrode, including conducting at least a step of preparing an electrode pattern, in which an electrode material containing at least electroconductive particles is printed on the surface of a bendable non-electroconductive sheet, and a step of preparing a negative electrode and a positive electrode, in which a negative electrode and a positive electrode are made by printing a predetermined oxidoreductase on the electrode pattern prepared in the step of preparing an electrode pattern.Type: ApplicationFiled: October 19, 2012Publication date: September 25, 2014Inventors: Tsunetoshi Samukawa, Hideyuki Kumita, Taiki Sugiyama, Hiroki Mita, Takaaki Nakagawa, Ryuhei Matsumoto
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Patent number: 8841036Abstract: Disclosed herein is a flexible fuel cell including, one or a plurality of cell sections, and a sealing sheet covering the cell section or sections, wherein the cell section has, at least, a pair of electrode sheets which form an anode and a cathode and at least one of which is accompanied by an oxidoreductase present at a surface thereof, a separator which is disposed between the electrode sheets and which has a proton-permeable membrane, a pair of current collectors which are electrically conductively connected respectively to the electrode sheets with a conductive adhesive, and a fuel reservoir section which is provided at such a position as to make contact with the anode at least and in which a fuel solution containing a fuel component is reserved.Type: GrantFiled: April 15, 2011Date of Patent: September 23, 2014Assignee: Sony CorporationInventors: Shuji Fujita, Takaaki Nakagawa, Ryuhei Matsumoto, Hideyuki Kumita, Daisuke Yamaguchi
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Patent number: 8808928Abstract: Provided is a fuel cell having a structure in which a cathode and an anode face each other with a proton conductor therebetween. In this fuel cell, an oxygen reductase or the like is immobilized on at least the cathode, and the cathode is composed of a material having pores therein such as porous carbon. In this fuel cell, the volume of water contained in the cathode is controlled to be 70% or less of the volume of the pores of the cathode, whereby a high current value can be stably obtained through optimization of the amount of moisture contained in the cathode when an enzyme is immobilized on at least the cathode. Also provided is a method for operating the fuel cell.Type: GrantFiled: July 31, 2008Date of Patent: August 19, 2014Assignee: Sony CorporationInventors: Takaaki Nakagawa, Hideki Sakai, Hideyuki Kumita, Masaya Kakuta
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Publication number: 20130052714Abstract: Disclosed is a method of producing a recombinant bilirubin oxidase, including a step wherein a bilirubin oxidase gene derived from imperfect filamentous fungus Myrothecium verrucaria is introduced to Escherichia coli and expression thereof is allowed. Also disclosed is a recombinant bilirubin oxidase obtained by this production method. This recombinant bilirubin oxidase has an enzymatic activity higher than that of a natural bilirubin oxidase derived from the imperfect filamentous fungus Myrothecium verrucaria.Type: ApplicationFiled: April 25, 2011Publication date: February 28, 2013Applicant: SONY CORPORATIONInventors: Hideyuki Kumita, Daisuke Yamaguchi, Yuichi Tokita, Shuji Fujita
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Patent number: 8338039Abstract: A fuel cell is provided. The fuel cell includes at least one of a plant essential oil and a plant essential oil ingredient in an effective amount so as to function as a biological repellent.Type: GrantFiled: November 8, 2010Date of Patent: December 25, 2012Assignee: Sony CorporationInventors: Yuichi Tokita, Hideki Sakai, Hideyuki Kumita, Ryuhei Matsumoto, Hiroki Mita, Taiki Sugiyama
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Patent number: 8093029Abstract: A heat-resistant bilirubin oxidase mutant is disclosed. The bilirubin oxidase mutant is obtained by deletion, replacement, addition or insertion of at least one amino acid residue of a wild type amino sequence of SEQ. ID. No. 1 of a bilirubin oxidase derived from an imperfect filamentous fungus, Myrothecium verrucaria. A biocathode including a thermo stable bilirubin oxidase mutant immobilized thereon, and its use in a biofuel cell is disclosed.Type: GrantFiled: May 19, 2009Date of Patent: January 10, 2012Assignee: Sony CorporationInventors: Hideyuki Kumita, Yuichi Tokita, Yoshio Goto
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Publication number: 20110287312Abstract: Provided is a biofuel cell including: electrodes disposed inside a cell casing; and current collectors exposed to the outside of the cell casing; wherein a part of each of the current collectors is separably put in close contact with the corresponding electrode through an opening provided in the cell casing, in the state of being provided with a leakage preventive section configured to prevent a solution inside the cell casing from leaking out through the opening.Type: ApplicationFiled: April 19, 2011Publication date: November 24, 2011Applicant: SONY CORPORATIONInventors: Hideyuki Kumita, Taiki Sugiyama, Daisuke Yamaguchi, Tsunetoshi Samukawa, Hiroki Mita
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Publication number: 20110287328Abstract: Disclosed herein is a flexible fuel cell including, one or a plurality of cell sections, and a sealing sheet covering the cell section or sections, wherein the cell section has, at least, a pair of electrode sheets which form an anode and a cathode and at least one of which is accompanied by an oxidoreductase present at a surface thereof, a separator which is disposed between the electrode sheets and which has a proton-permeable membrane, a pair of current collectors which are electrically conductively connected respectively to the electrode sheets with a conductive adhesive, and a fuel reservoir section which is provided at such a position as to make contact with the anode at least and in which a fuel solution containing a fuel component is reserved.Type: ApplicationFiled: April 15, 2011Publication date: November 24, 2011Applicant: SONY CORPORATIONInventors: Shuji Fujita, Takaaki Nakagawa, Ryuhei Matsumoto, Hideyuki Kumita, Daisuke Yamaguchi
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Publication number: 20110281183Abstract: A fuel cell includes: one or a plurality of cell sections having an electrode with an oxidoreductase present at a surface thereof; and a container in which the cell section or sections are contained; wherein the container is provided with a fuel solution pouring port through which to pour a fuel solution into the cell section or sections, and the fuel solution pouring port is oriented in a fixed direction at least at the time of pouring the fuel solution.Type: ApplicationFiled: April 13, 2011Publication date: November 17, 2011Applicant: SONY CORPORATIONInventors: Ryuhei Matsumoto, Taiki Sugiyama, Hideyuki Kumita, Hideki Sakai
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Publication number: 20110281182Abstract: Disclosed herein is a fuel analyzing method for a fuel cell, including the steps of: measuring a physical property and/or an electric characteristic of a fuel to be used in a biofuel cell having an electrode with an oxidoreductase present at a surface thereof; and determining the quantity of an effective component which contributes to power generation in the fuel, from the physical property and/or the electric characteristic.Type: ApplicationFiled: April 13, 2011Publication date: November 17, 2011Applicant: SONY CORPORATIONInventors: Hideki Sakai, Taiki Sugiyama, Hideyuki Kumita, Ryuhei Matsumoto