Patents by Inventor Hirofumi Fujita
Hirofumi Fujita 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: 20240145153Abstract: An inductor component includes a base body including an insulator, an inductor wire extending inside the base body, extended electrodes connected to the inductor wire, each of the extended electrodes having a portion exposed to outside of the base body, and outer electrodes connected to respective ones of the extended electrodes. The base body, inductor wire, and extended electrodes form a component body. When a first sectional area is defined as an area of a section of the component body taken along a plane parallel to the bottom surface of the component body at an arbitrary position and when a second sectional area is defined as an area of another section of the component body taken along another plane parallel to the bottom surface closer to the bottom surface from the arbitrary position, the second sectional area is equal to or greater than the first sectional area.Type: ApplicationFiled: September 5, 2023Publication date: May 2, 2024Applicant: Murata Manufacturing Co., Ltd.Inventors: Yoshihiro FUJITA, Hiromi MIYOSHI, Tomohiro DOZEN, Hirofumi KABAYAMA
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Publication number: 20230265368Abstract: A problem of the present invention is to provide a simple method for producing food or drink having green flavor. A solution for the problem is a method for producing food or drink having green flavor, comprising a step A of photocatalytically treating a lipid containing a fatty acid having 10 to 18 carbon atoms and a step B of heating the photocatalytically-treated product obtained in step A.Type: ApplicationFiled: April 28, 2023Publication date: August 24, 2023Inventors: Toshikazu SUGIMOTO, Kentaro WATANABE, Daisuke INO, Hirofumi FUJITA
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Patent number: 10894733Abstract: A method for controlling a liquid treatment apparatus of the present disclosure includes: (i) providing the liquid treatment apparatus; (ii) treating a polluted liquid in a photocatalytic reaction tank by a photocatalytic reaction to produce a treated liquid; (iii) introducing a liquid mixture into a separation tank from the photocatalytic reaction tank through a feed passage by a circulation pump; (iv) introducing a filtrate to an outside of the separation tank through an extraction passage while filtering the liquid mixture introduced into the separation tank by a filtration membrane, and feeding the liquid mixture to the photocatalytic reaction tank through an overflow passage; and (v) making a flow rate of the liquid mixture measured by a liquid mixture flow meter higher than a flow rate of the filtrate measured by a filtrate flow meter by controlling the circulation pump by a controller.Type: GrantFiled: September 4, 2017Date of Patent: January 19, 2021Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Hirofumi Fujita, Daisuke Ino, Yasuhiro Hashimoto, Yuko Maruo, Tomoyasu Takaoka, Masahiro Iseki
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Patent number: 10816084Abstract: A vehicle power transmission device includes: a differential mechanism and provided with a through-hole in an outer circumferential surface, a pair of pinion gears respectively fitted to both ends of a pinion shaft, and a pair of side gears rotatably supported by the differential case and meshed with the pinion gears; and a baffle plate that includes an oil passage component functioning as an oil passage for supplying a lubricating oil for lubricating the pinion gears and the side gears and that is fixedly disposed to cover an outer circumference of the differential case. The oil passage component is provided with an opening portion allowing the lubricating oil in the oil passage to flow out downward, and the opening portion is disposed above the pinion shaft and between a pair of inner-circumferential-side end surfaces of the pair of the pinion gears when the pinion shaft is horizontal.Type: GrantFiled: August 21, 2018Date of Patent: October 27, 2020Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Ryohei Imanishi, Hirofumi Fujita, Yuji Inoue
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Patent number: 10472253Abstract: The present disclosure provides a liquid treatment method and apparatus according to which poorly treated liquid is prevented from being discharged to the outside thereof. The liquid treatment apparatus of the present disclosure comprises a channel switch, a return channel that establishes communication between the channel switch and an internal space of a first tank, and a discharge channel that establishes communication between the channel switch and the outside of the liquid treatment apparatus. In the circulation state, the liquid mixture is circulated in the liquid treatment apparatus so as to return a liquid to the first tank through the return channel. If a concentration of the photocatalyst particles contained in the first tank falls within a predetermined range, the channel switch is switched from the circulation state to the discharge state to discharge the liquid to the outside of the liquid treatment apparatus.Type: GrantFiled: August 22, 2017Date of Patent: November 12, 2019Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Hirofumi Fujita, Yasuhiro Hashimoto, Daisuke Ino
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Publication number: 20190056025Abstract: A vehicle power transmission device includes: a differential mechanism and provided with a through-hole in an outer circumferential surface, a pair of pinion gears respectively fitted to both ends of a pinion shaft, and a pair of side gears rotatably supported by the differential case and meshed with the pinion gears; and a baffle plate that includes an oil passage component functioning as an oil passage for supplying a lubricating oil for lubricating the pinion gears and the side gears and that is fixedly disposed to cover an outer circumference of the differential case. The oil passage component is provided with an opening portion allowing the lubricating oil in the oil passage to flow out downward, and the opening portion is disposed above the pinion shaft and between a pair of inner-circumferential-side end surfaces of the pair of the pinion gears when the pinion shaft is horizontal.Type: ApplicationFiled: August 21, 2018Publication date: February 21, 2019Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Ryohei IMANISHI, Hirofumi FUJITA, Yuji INOUE
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Patent number: 9923182Abstract: An embodiment of the present disclosure provides a structure that contributes to increasing the capacity density. A secondary cell according to an embodiment of the present disclosure includes a plurality of periodic unit structures that are arranged on a first surface. Each of those periodic unit structures includes a positive electrode layer and a negative electrode layer, each of which projects away from the first surface, and a solid electrolyte interposed between the positive electrode and negative electrode layers.Type: GrantFiled: February 15, 2013Date of Patent: March 20, 2018Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Miyuki Nakai, Satoshi Shibata, Emiko Igaki, Hirofumi Fujita
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Publication number: 20180072600Abstract: A method for controlling a liquid treatment apparatus of the present disclosure includes: (i) providing the liquid treatment apparatus; (ii) treating a polluted liquid in a photocatalytic reaction tank by a photocatalytic reaction to produce a treated liquid; (iii) introducing a liquid mixture into a separation tank from the photocatalytic reaction tank through a feed passage by a circulation pump; (iv) introducing a filtrate to an outside of the separation tank through an extraction passage while filtering the liquid mixture introduced into the separation tank by a filtration membrane, and feeding the liquid mixture to the photocatalytic reaction tank through an overflow passage; and (v) making a flow rate of the liquid mixture measured by a liquid mixture flow meter higher than a flow rate of the filtrate measured by a filtrate flow meter by controlling the circulation pump by a controller.Type: ApplicationFiled: September 4, 2017Publication date: March 15, 2018Inventors: HIROFUMI FUJITA, DAISUKE INO, YASUHIRO HASHIMOTO, YUKO MARUO, TOMOYASU TAKAOKA, MASAHIRO ISEKI
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Publication number: 20180065864Abstract: The present disclosure provides a liquid treatment method and apparatus according to which poorly treated liquid is prevented from being discharged to the outside thereof. The liquid treatment apparatus of the present disclosure comprises a channel switch, a return channel that establishes communication between the channel switch and an internal space of a first tank, and a discharge channel that establishes communication between the channel switch and the outside of the liquid treatment apparatus. In the circulation state, the liquid mixture is circulated in the liquid treatment apparatus so as to return a liquid to the first tank through the return channel. If a concentration of the photocatalyst particles contained in the first tank falls within a predetermined range, the channel switch is switched from the circulation state to the discharge state to discharge the liquid to the outside of the liquid treatment apparatus.Type: ApplicationFiled: August 22, 2017Publication date: March 8, 2018Inventors: HIROFUMI FUJITA, YASUHIRO HASHIMOTO, DAISUKE INO
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Publication number: 20170194590Abstract: An organic EL element includes an anode and a cathode that are disposed at opposed positions, a functional layer and a hole injection layer that are stacked between the anode and the cathode, the functional layer containing an organic material, and the hole injection layer being for injecting holes into the functional layer. The hole injection layer includes a transition metal oxide as a main component, and contains at least one of Al and Mg.Type: ApplicationFiled: May 26, 2015Publication date: July 6, 2017Applicant: JOLED INC.Inventors: Hirofumi FUJITA, Shinya FUJIMURA, Satoru OHUCHI, Yoshiaki TSUKAMOTO
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Patent number: 9663712Abstract: An organic light-emitting device includes: an organic light-emitting device that includes: a cathode; an anode facing the cathode; a functional layer located between the cathode and the anode, the functional layer including a light-emitting layer; and an electron-injection layer located between the cathode and the functional layer, the electron-injection layer at least partially composed of a metallic compound containing a metal element, wherein the electron-injection layer includes crystal grains in which the metallic compound is crystallized and the metal element has a d10 electron configuration in the outermost shell, and at least one of the crystal grains is in contact with both the cathode and the functional layer.Type: GrantFiled: May 1, 2015Date of Patent: May 30, 2017Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Shinya Fujimura, Satoru Ohuchi, Hirofumi Fujita, Tatsunori Momose
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Patent number: 9660213Abstract: An organic EL element including: an anode and a cathode disposed to face each other with a gap therebetween; a functional layer that contains an organic material and is disposed between the anode and the cathode; and an electron injection layer that has a function to inject electrons into the functional layer and is disposed between the anode and the cathode. The electron injection layer contains a metal oxide with d0 electron configuration, and a Fermi level of the electron injection layer is located in a vicinity of a lower end of a conduction band of the electron injection layer.Type: GrantFiled: September 4, 2012Date of Patent: May 23, 2017Assignee: JOLED INC.Inventors: Satoru Ohuchi, Shinya Fujimura, Hirofumi Fujita, Thanh Kinh Luan Dao, Takahiro Komatsu
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Patent number: 9490445Abstract: An organic EL element includes a hole injection layer that yields excellent hole conduction efficiency. The organic EL element includes an anode, a cathode, and functional layers that include organic material between the anode the cathode. The functional layers include a hole injection layer that injects holes into the functional layers. The hole injection layer is a metal oxide film that includes a metal oxide. The metal atoms constituting the metal oxide include both metal atoms at a maximum valence thereof and metal atoms at a valence less than the maximum valence, and the metal oxide film includes metal oxide crystals having a particle diameter on the order of nanometers.Type: GrantFiled: January 8, 2013Date of Patent: November 8, 2016Assignee: JOLED INC.Inventors: Shinya Fujimura, Satoru Ohuchi, Takahiro Komatsu, Hirofumi Fujita, Yoshiaki Tsukamoto
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Patent number: 9324964Abstract: An organic EL element including anode, hole injection layer, buffer layer, light-emitting layer, and cathode, layered on substrate in the stated order, and banks defining a light-emission region, and having excellent light-emission characteristics, due to the hole injection layer having excellent hole injection efficiency, being a tungsten oxide layer including an oxygen vacancy structure, formed under predetermined conditions to have an occupied energy level within a binding energy range from 1.8 eV to 3.6 eV lower than a lowest binding energy of a valence band, and after formation, subjected to atmospheric firing at a temperature within 200 ° C. -230 ° C. inclusive for a processing time of 15-45 minutes inclusive to have increased film density and improved dissolution resistance against an etching solution, a cleaning liquid, etc., used in a bank forming process.Type: GrantFiled: July 15, 2011Date of Patent: April 26, 2016Assignee: JOLED INC.Inventors: Ryuuta Yamada, Satoru Ohuchi, Takahiro Komatsu, Shinya Fujimura, Hirofumi Fujita
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Patent number: 9287520Abstract: An organic EL element includes: an anode; a cathode; a buffer layer; and a hole injection layer between the anode and the buffer layer, the hole injection layer including a nickel oxide including both nickel atoms with a valence of three and nickel atoms with a valence of two. In the hole injection layer, a ratio of the number of nickel atoms with a valence of three to the number of nickel atoms with a valence of two, expressed in percentage, is equal to or greater than 60%.Type: GrantFiled: October 7, 2013Date of Patent: March 15, 2016Assignee: JOLED INC.Inventors: Hirofumi Fujita, Yoshiaki Tsukamoto, Shinya Fujimura, Satoru Ohuchi
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Publication number: 20160026984Abstract: A storage apparatus with which billing amounts in the case of write count-dependent billing can be predicted, comprises a physical storage device which provides logical volumes of different types, and a controller which executes I/O control by classifying each of the logical volumes of different types into tiers of different response performances. In a case where a write request is issued to any virtual page which configures the virtual volume, the controller assigns any real page which configures a logical volume to the virtual page, writes data to the real page, and performs a write count. The controller calculates a billing amount per fixed time interval on the basis of the performed write count, calculates tier ranges so that the billing amount per fixed time interval does not exceed the billing upper limit value, and relocates the real page on the basis of the calculated tier range.Type: ApplicationFiled: April 15, 2013Publication date: January 28, 2016Applicant: HITACHI, LTD.Inventors: Daisuke SAGANO, Hirofumi FUJITA, Ryo TAKASE, Akira NISHIMOTO
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Patent number: 9234097Abstract: An aqueous dispersion of polyamide rubber elastic body, which contains an aqueous medium and a polyamide rubber elastic body emulsified and dispersed in the aqueous medium in the presence of a surfactant. The surfactant is used in an amount of 1 to 20 parts by weight based on 100 parts by weight of the polyamide rubber elastic body, and is for example at least one member selected from the group consisting of a polyoxyalkylene alkyl ether sulfate, a dialkyl sulfosuccinate, a fatty acid salt and an ethylene oxide/propylene oxide copolymer. This aqueous dispersion can produce a molded article having the characteristics of the polyamide rubber elastic body, particularly a molded article which hardly suffers from bleeding of the surfactant and is excellent in transparency.Type: GrantFiled: February 5, 2013Date of Patent: January 12, 2016Assignee: SUMITOMO SEIKA CHEMICALS CO., LTD.Inventors: Norihiro Sugihara, Jun Sakata, Hirofumi Fujita
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Publication number: 20150333284Abstract: An organic light-emitting device includes: an organic light-emitting device that includes: a cathode; an anode facing the cathode; a functional layer located between the cathode and the anode, the functional layer including a light-emitting layer; and an electron-injection layer located between the cathode and the functional layer, the electron-injection layer at least partially composed of a metallic compound containing a metal element, wherein the electron-injection layer includes crystal grains in which the metallic compound is crystallized and the metal element has a d10 electron configuration in the outermost shell, and at least one of the crystal grains is in contact with both the cathode and the functional layer.Type: ApplicationFiled: May 1, 2015Publication date: November 19, 2015Inventors: SHINYA FUJIMURA, SATORU OHUCHI, HIROFUMI FUJITA, TATSUNORI MOMOSE
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Patent number: 9130187Abstract: The present invention aims to provide organic EL elements operating at low voltage to emit light at high intensity. For this aim, each EL element includes an anode, a cathode, a functional layer disposed between the anode and the cathode and including a light-emitting layer composed of organic material, a hole injection layer disposed between the anode and the functional layer, and a bank defining the light-emitting layer. The hole injection layer contains tungsten oxide and exhibits: by UPS measurement, a UPS spectrum having a protrusion appearing near a Fermi surface and within a region corresponding to a binding energy range lower than the top of a valence band; and by XPS measurement, that the tungsten oxide in the hole injection layer satisfies a condition that a ratio in number density of atoms other than tungsten atoms and oxygen atoms to the tungsten atoms is equal to 0.83 or smaller.Type: GrantFiled: January 8, 2013Date of Patent: September 8, 2015Assignee: JOLED INC.Inventors: Seiji Nishiyama, Satoru Ohuchi, Shinya Fujimura, Hirofumi Fujita
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Patent number: 9112189Abstract: Method for manufacturing organic EL element including anode, hole injection layer, buffer layer, light-emitting layer, and cathode, layered on substrate in the stated order, and banks defining a light-emission region, and having excellent light-emission characteristics, due to the hole injection layer having excellent hole injection efficiency, being a tungsten oxide layer including an oxygen vacancy structure, formed under predetermined conditions to have an occupied energy level within a binding energy range from 1.8 eV to 3.6 eV lower than a lowest binding energy of a valence band, and after formation, subjected to atmospheric firing at a temperature within 200° C.-230° C. inclusive for a processing time of 15-45 minutes inclusive to have increased film density and improved dissolution resistance against an etching solution, a cleaning liquid, etc., used in a bank forming process.Type: GrantFiled: July 15, 2011Date of Patent: August 18, 2015Assignee: JOLED INC.Inventors: Ryuuta Yamada, Satoru Ohuchi, Takahiro Komatsu, Shinya Fujimura, Hirofumi Fujita