Patents by Inventor Kazunori ANNEN
Kazunori ANNEN 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: 11972892Abstract: A first substrate have recesses respectively provided at corner portions of a bottom surface. Outer electrodes each have electrode body portion provided around an associated one of the recesses on the bottom surface. The electrode body portion has a protruding portion extending along a short-side ridge portion between the bottom surface and a side surface.Type: GrantFiled: December 29, 2020Date of Patent: April 30, 2024Assignee: Murata Manufacturing Co., Ltd.Inventor: Kazunori Annen
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Publication number: 20240128016Abstract: A coil component includes a first outer magnetic body, a first outer insulator, a first inner magnetic body, an inner insulator, a second inner magnetic body, a second outer insulator, and a second outer magnetic body stacked sequentially, and a coil in the inner insulator and an internal magnetic body inside the coil. Volumes A, B, C, and D of the first and second outer insulators, the inner insulator, the coil, and the internal magnetic body, respectively, and volume E of the first outer magnetic body, the first inner magnetic body, the second inner magnetic body, and the second outer magnetic body satisfy 0.05?A?0.07, 0.2?B?0.4, 0.01?C?0.08, 0.03?D?0.05, and 0.4?E?0.71, where 0.05B?C?0.2B and A+B+C+D+E=1.Type: ApplicationFiled: December 18, 2023Publication date: April 18, 2024Applicant: Murata Manufacturing Co., Ltd.Inventor: Kazunori ANNEN
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Patent number: 11894178Abstract: A coil component includes a first outer magnetic body, a first outer insulator, a first inner magnetic body, an inner insulator, a second inner magnetic body, a second outer insulator, and a second outer magnetic body stacked sequentially, and a coil in the inner insulator and an internal magnetic body inside the coil. Volumes A, B, C, and D of the first and second outer insulators, the inner insulator, the coil, and the internal magnetic body, respectively, and volume E of the first outer magnetic body, the first inner magnetic body, the second inner magnetic body, and the second outer magnetic body satisfy 0.05?A?0.07, 0.2?B?0.4, 0.01?C?0.08, 0.03?D?0.05, and ?0.4?E?0.71, where 0.05B?C?0.2B and A+B+C+D+E=1.Type: GrantFiled: February 18, 2021Date of Patent: February 6, 2024Assignee: Murata Manufacturing Co., Ltd.Inventor: Kazunori Annen
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Patent number: 11749443Abstract: A coil component includes a multilayer body in which a plurality of resin insulation layers is laminated, a spiral-shaped coil conductor layer disposed on main surface of one of the resin insulation layers, and a close contact layer disposed at interfaces between two of the resin insulation layers and not connected to the coil conductor layer. The close contact layer contains a metal having desired adhesion to the resin insulation layers.Type: GrantFiled: July 23, 2019Date of Patent: September 5, 2023Assignee: Murata Manufacturing Co., Ltd.Inventor: Kazunori Annen
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Publication number: 20210210274Abstract: A first substrate has recesses respectively provided at corner portions of a bottom surface. Outer electrodes each have an electrode body portion provided around an associated one of the recesses on the bottom surface. The electrode body portions each are made up of a plurality of laminated metal layers. A first metal layer located at an innermost side of the plurality of metal layers is formed on the bottom surface at a position spaced apart from a short-side ridge portion between the bottom surface and a side surface.Type: ApplicationFiled: December 29, 2020Publication date: July 8, 2021Applicant: Murata Manufacturing Co., Ltd.Inventors: Kazunori ANNEN, Katsufumi SASAKI
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Publication number: 20210210273Abstract: A first substrate have recesses respectively provided at corner portions of a bottom surface. Outer electrodes each have electrode body portion provided around an associated one of the recesses on the bottom surface. The electrode body portion has a protruding portion extending along a short-side ridge portion between the bottom surface and a side surface.Type: ApplicationFiled: December 29, 2020Publication date: July 8, 2021Applicant: Murata Manufacturing Co., Ltd.Inventor: Kazunori ANNEN
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Publication number: 20210175008Abstract: A coil component includes a first outer magnetic body, a first outer insulator, a first inner magnetic body, an inner insulator, a second inner magnetic body, a second outer insulator, and a second outer magnetic body stacked sequentially, and a coil in the inner insulator and an internal magnetic body inside the coil. Volumes A, B, C, and D of the first and second outer insulators, the inner insulator, the coil, and the internal magnetic body, respectively, and volume E of the first outer magnetic body, the first inner magnetic body, the second inner magnetic body, and the second outer magnetic body satisfy 0.05?A?0.07, 0.2?B?0.4, 0.01?C?0.08, 0.03?D?0.05, and ?0.4?E?0.71, where 0.05B?C?0.2B and A+B+C+D+E=1.Type: ApplicationFiled: February 18, 2021Publication date: June 10, 2021Applicant: Murata Manufacturing Co., Ltd.Inventor: Kazunori ANNEN
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Patent number: 10957479Abstract: A coil component includes a first outer magnetic body, a first outer insulator, a first inner magnetic body, an inner insulator, a second inner magnetic body, a second outer insulator, and a second outer magnetic body stacked sequentially, and a coil in the inner insulator and an internal magnetic body inside the coil. Volumes A, B, C, and D of the first and second outer insulators, the inner insulator, the coil, and the internal magnetic body, respectively, and volume E of the first outer magnetic body, the first inner magnetic body, the second inner magnetic body, and the second outer magnetic body satisfy 0.05?A?0.07, 0.2?B?0.4, 0.01?C?0.08, 0.03?D?0.05, and 0.4?E?0.71, where 0.05B?C?0.2B and A+B+C+D+E=1.Type: GrantFiled: September 7, 2018Date of Patent: March 23, 2021Assignee: Murata Manufacturing Co., Ltd.Inventor: Kazunori Annen
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Publication number: 20200043645Abstract: A coil component includes a multilayer body in which a plurality of resin insulation layers is laminated, a spiral-shaped coil conductor layer disposed on main surface of one of the resin insulation layers, and a close contact layer disposed at interfaces between two of the resin insulation layers and not connected to the coil conductor layer. The close contact layer contains a metal having desired adhesion to the resin insulation layers.Type: ApplicationFiled: July 23, 2019Publication date: February 6, 2020Applicant: Murata Manufacturing Co., Ltd.Inventor: Kazunori ANNEN
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Patent number: 10330267Abstract: A light emission body capable of simultaneously improving spot feature and color unevenness of illumination light is provided. A light emission body (6) according to one embodiment of the present invention includes a fluorescent substance layer (61) having a light irradiation surface (61a) irradiated with laser light (L1) and a light emitting surface (61b) emitting the laser light (L1) and fluorescence (L2), a light absorption layer (62) that blocks the laser light (L1) and the fluorescence (L2) emitted from the light emitting surface (61b), and a scattering layer (63) that scatters the laser light (L1) and the fluorescence (L2) which are not blocked by the light absorption layer (62).Type: GrantFiled: May 31, 2016Date of Patent: June 25, 2019Assignee: SHARP KABUSHIKI KAISHAInventors: Kazunori Annen, Yoshinobu Kawaguchi, Yoshiyuki Takahira, Koji Takahashi, Yosuke Maemura, Tomohiro Sakaue
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Patent number: 10320147Abstract: A wavelength conversion member that includes a single crystal phosphor and has a high yield rate is provided. A light emitting unit (1) is a wavelength conversion member that converts a wavelength of a laser light output from a laser light source and includes a phosphor layer (1a) formed of a single crystal phosphor. A plane orientation of a principal plane (1b), which has an area larger than those of divided planes, of the phosphor layer is {111}, and a plane orientation of some divided planes out of the plurality of divided planes is {1-10}.Type: GrantFiled: May 12, 2016Date of Patent: June 11, 2019Assignee: SHARP KABUSHIKI KAISHAInventors: Yoshiyuki Takahira, Koji Takahashi, Yoshinobu Kawaguchi, Kazunori Annen, Yosuke Maemura, Tomohiro Sakaue, Takatoshi Morita
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Publication number: 20190080839Abstract: A coil component includes a first outer magnetic body, a first outer insulator, a first inner magnetic body, an inner insulator, a second inner magnetic body, a second outer insulator, and a second outer magnetic body stacked sequentially, and a coil in the inner insulator and an internal magnetic body inside the coil. Volumes A, B, C, and D of the first and second outer insulators, the inner insulator, the coil, and the internal magnetic body, respectively, and volume E of the first outer magnetic body, the first inner magnetic body, the second inner magnetic body, and the second outer magnetic body satisfy 0.05?A?0.07, 0.2?B?0.4, 0.01?C?0.08, 0.03?D?0.05, and 0.4?E?0.71, where 0.05B?C?0.2B and A+B+C+D+E=1.Type: ApplicationFiled: September 7, 2018Publication date: March 14, 2019Applicant: Murata Manufacturing Co., Ltd.Inventor: Kazunori ANNEN
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Publication number: 20190052052Abstract: A wavelength conversion member that includes a single crystal phosphor and has a high yield rate is provided. A light emitting unit (1) is a wavelength conversion member that converts a wavelength of a laser light output from a laser light source and includes a phosphor layer (1a) formed of a single crystal phosphor. A plane orientation of a principal plane (1b), which has an area larger than those of divided planes, of the phosphor layer is {111}, and a plane orientation of some divided planes out of the plurality of divided planes is {1-10}.Type: ApplicationFiled: May 12, 2016Publication date: February 14, 2019Applicant: SHARP KABUSHIKI KAISHAInventors: YOSHIYUKI TAKAHIRA, KOJI TAKAHASHI, YOSHINOBU KAWAGUCHI, KAZUNORI ANNEN, YOSUKE MAEMURA, TOMOHIRO SAKAUE, TAKATOSHI MORITA
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Publication number: 20190032866Abstract: Efficiency of extracting fluorescent light in a desired direction is improved. A light emitting portion (12) of a light emitting device (10) includes a gap present inside thereof, the gap having a width that is one-tenth or less of the wavelength of laser light. An excitation-light transmitting film (13) that transmits laser light and that reflects fluorescent light is provided on a side where a light reception surface (12a) that receives laser light is present. A fluorescent-light transmitting film (14) that reflects laser light and that transmits fluorescent light is provided on a side where an emission surface (12b) that emits fluorescent light is present.Type: ApplicationFiled: December 20, 2016Publication date: January 31, 2019Inventors: KAZUNORI ANNEN, KOJI TAKAHASHI, YOSHINOBU KAWAGUCHI, YOSUKE MAEMURA, TOMOHIRO SAKAUE, YOSHIYUKI TAKAHIRA
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Publication number: 20190024854Abstract: A light emission body capable of simultaneously improving spot feature and color unevenness of illumination light is provided. A light emission body (6) according to one embodiment of the present invention includes a fluorescent substance layer (61) having a light irradiation surface (61a) irradiated with laser light (L1) and a light emitting surface (61b) emitting the laser light (L1) and fluorescence (L2), a light absorption layer (62) that blocks the laser light (L1) and the fluorescence (L2) emitted from the light emitting surface (61b), and a scattering layer (63) that scatters the laser light (L1) and the fluorescence (L2) which are not blocked by the light absorption layer (62).Type: ApplicationFiled: May 31, 2016Publication date: January 24, 2019Inventors: KAZUNORI ANNEN, YOSHINOBU KAWAGUCHI, YOSHIYUKI TAKAHIRA, KOJI TAKAHASHI, YOSUKE MAEMURA, TOMOHIRO SAKAUE
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Publication number: 20180347785Abstract: When a phosphor layer formed of a small-gap phosphor plate is used, color irregularity of illumination light emitted from a light-emitting device is reduced. The light-emitting device (100) which emits laser light (L1) as part of illumination light includes a semiconductor laser (10a to 10c) which emits the laser light (L1), which is visible light, a phosphor layer (1a) formed of a small-gap phosphor plate which emits a fluorescence (L2) upon reception of the laser light (L1) emitted from the semiconductor laser (10a to 10c), and an excitation light distribution control unit (1b) which controls light distribution of the laser light (L1) and guides the laser light (L1) to inside of the phosphor layer (1a). The small-gap phosphor plate is a phosphor plate in which a gap that is present inside has a width equal to or longer than 0 nm and equal to or shorter than one tenths of a wavelength of the laser light (L1).Type: ApplicationFiled: May 17, 2016Publication date: December 6, 2018Inventors: YOSHINOBU KAWAGUCHI, KAZUNORI ANNEN, KOJI TAKAHASHI, YOSHIYUKI TAKAHIRA, YOSUKE MAEMURA, TOMOHIRO SAKAUE
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Patent number: 10060580Abstract: A light emitting device of the present disclosure includes a light emitting section that generates fluorescence by receiving laser light, a reflection film that reflects laser light which is radiated to the vicinity of the light emitting section, among laser light which is emitted toward the light emitting section from a rod lens, and a reflection mirror that collects the laser light reflected by the reflection film, in the light emitting section.Type: GrantFiled: August 10, 2015Date of Patent: August 28, 2018Assignee: SHARP KABUSHIKI KAISHAInventors: Kazunori Annen, Toshiki Matsuoka, Yuuichi Kanbayashi, Masamichi Harada
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Patent number: 9741908Abstract: A wavelength converting member includes silica glass and a plurality of fluorescent material particles including an oxynitride or nitride fluorescent material and dispersed in the silica glass. The plurality of fluorescent material particles include at least two kinds of fluorescent material particles including (i) first fluorescent material particles that emit a fluorescence having a first peak wavelength and (ii) second fluorescent material particles that emit a fluorescence having a second peak wavelength. The wavelength converting member has a density within a range from 0.8 g/cm3 to 1.2 g/cm3.Type: GrantFiled: January 25, 2016Date of Patent: August 22, 2017Assignees: SHARP KABUSHIKI KAISHA, NATIONAL INSTITUTE FOR MATERIALS SCIENCEInventors: Kenichi Yoshimura, Makoto Izumi, Masamichi Harada, Hiroshi Fukunaga, Kazunori Annen, Naoto Hirosaki, Hiroyo Segawa
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Publication number: 20160327244Abstract: The occurrence of a color irregularity in light that is emitted from a light-emitting device is suppressed together with being able to prevent a decline in the utilization efficiency of excitation light. A light-emitting device is provided with a phosphor section that absorbs excitation light and emits first fluorescence, and a phosphor section that absorbs excitation light that has passed through the phosphor section without being converted into first fluorescence by the phosphor section and emits second fluorescence. Also, the peak wavelength of the second fluorescence is approximate to the peak wavelength of the excitation light.Type: ApplicationFiled: October 22, 2014Publication date: November 10, 2016Applicant: Sharp Kabushiki KaishaInventors: Kazunori ANNEN, Hiroshi FUKUNAGA, Kenichi YOSHIMURA, Tatsuya RYOHWA, Masamichi HARADA
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Publication number: 20160225963Abstract: A wavelength converting member includes silica glass and a plurality of fluorescent material particles including an oxynitride or nitride fluorescent material and dispersed in the silica glass. The plurality of fluorescent material particles include at least two kinds of fluorescent material particles including (i) first fluorescent material particles that emit a fluorescence having a first peak wavelength and (ii) second fluorescent material particles that emit a fluorescence having a second peak wavelength. The wavelength converting member has a density within a range from 0.8 g/cm3 to 1.2 g/cm3.Type: ApplicationFiled: January 25, 2016Publication date: August 4, 2016Inventors: Kenichi Yoshimura, Makoto Izumi, Masamichi Harada, Hiroshi Fukunaga, Kazunori Annen, Naoto Hirosaki, Hiroyo Segawa