Patents by Inventor Akira Ishizuka
Akira Ishizuka 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: 20230274886Abstract: A multilayer ceramic capacitor includes a multilayer body including first and second dielectric layers, two main surfaces, two lateral surfaces, two end surfaces, and an inner layer portion including first and second internal electrodes laminated alternately therein with one of the dielectric layers interposed therebetween, outer dielectric layer portions that sandwich the inner layer portion in a lamination direction, and side gap portions that sandwich the inner layer portion and the outer layer portions in a width direction. The multilayer body includes first and second external electrodes connected to the first and second internal electrodes, respectively. The first external electrode includes a main surface electrode portion on at least one of the two main surfaces, and a lateral surface electrode portion connected to at least one lateral surface side end portion of each of the first internal electrodes and is covered with one of the side gap portions.Type: ApplicationFiled: February 10, 2023Publication date: August 31, 2023Inventors: Akira ISHIZUKA, Shun SHIMASAKI
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Publication number: 20230197338Abstract: A multilayer ceramic capacitor includes a multilayer body and three or more external electrodes. A first internal electrode layer includes a first counter electrode portion, a first extension portion, and a second extension portion. The first counter electrode portion includes a first central region, a first connection region connected to the first extension portion, and a second connection region connected to the second extension portion. Coverages of the first and second connection regions with respect to the dielectric layers are higher than a coverage of the first central region with respect to the dielectric layers, and coverages of the first and second extension portions with respect to the dielectric layers are higher than the coverage of the first central region with respect to the dielectric layers.Type: ApplicationFiled: November 11, 2022Publication date: June 22, 2023Inventors: Akira ISHIZUKA, Kenichi TOGO
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Publication number: 20220148807Abstract: A multilayer ceramic capacitor includes end-surface external electrodes and side-surface external electrodes. The end-surface external electrodes are respectively provided at end surfaces of a multilayer body and are respectively connected to end-surface connecting internal electrodes. The side-surface external electrodes are respectively provided at the side surfaces of the multilayer body and respectively connected to side-surface connecting internal electrodes. The end-surface connecting internal electrodes each include end surface opposing portion opposing the side-surface connecting internal electrode 15B adjacent in a lamination direction, and an end surface lead-out portion extending from the end surface opposing portion to one of the end-surface external electrodes.Type: ApplicationFiled: October 21, 2021Publication date: May 12, 2022Inventors: Akira ISHIZUKA, Shinichi KOKAWA, Yasuyuki SHIMADA
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Patent number: 10957487Abstract: A multilayer ceramic capacitor includes a laminated body including dielectric layers and internal electrodes alternately laminated, and an external electrode provided on the surface of the laminated body and connected to the internal electrodes. The internal electrode includes a facing electrode portion facing another internal electrode with the dielectric layer provided therebetween, and an extended electrode portion extended from the facing electrode portion to the surface of the laminated body and connected to the external electrode. At least one layer of the internal electrodes includes a bent portion in the extended electrode portion. The distance between extended electrode portions adjacent to each other in the lamination direction narrows from the end portion of the facing electrode portion toward the bent portion, and widens from the bent portion toward the end portion of the extended electrode portion on the external electrode side.Type: GrantFiled: November 7, 2019Date of Patent: March 23, 2021Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Akira Ishizuka, Hiroyuki Hirano, Takatoshi Sueto, Masatoshi Yanagihara
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Publication number: 20200152385Abstract: A multilayer ceramic capacitor includes a laminated body including dielectric layers and internal electrodes alternately laminated, and an external electrode provided on the surface of the laminated body and connected to the internal electrodes. The internal electrode includes a facing electrode portion facing another internal electrode with the dielectric layer provided therebetween, and an extended electrode portion extended from the facing electrode portion to the surface of the laminated body and connected to the external electrode. At least one layer of the internal electrodes includes a bent portion in the extended electrode portion. The distance between extended electrode portions adjacent to each other in the lamination direction narrows from the end portion of the facing electrode portion toward the bent portion, and widens from the bent portion toward the end portion of the extended electrode portion on the external electrode side.Type: ApplicationFiled: November 7, 2019Publication date: May 14, 2020Inventors: Akira ISHIZUKA, Hiroyuki HIRANO, Takatoshi SUETO, Masatoshi YANAGIHARA
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Patent number: 9923607Abstract: There is provided an input/output apparatus. Among information terminals of an input/output connector provided in an information terminal device, at least one information terminal of information terminals to switch an internal operation of the information terminal device is used also as an antenna input terminal.Type: GrantFiled: March 21, 2012Date of Patent: March 20, 2018Assignee: Sony CorporationInventors: Yoshitaka Yoshino, Satoru Tsuboi, Tadashi Imai, Akira Ishizuka
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Patent number: 9805871Abstract: External electrodes, electrically connected to exposed portions of internal electrodes, are arranged on end surfaces of a ceramic main body of a laminated ceramic capacitor. Alloy layers of a metal contained in internal electrodes, and a metal contained in external electrodes, are arranged at the boundaries between external electrodes, and the ceramic main body and internal electrodes. Plating layers are provided on surfaces of external electrodes. A ceramic electronic component having a reduced ESR is thus provided.Type: GrantFiled: November 16, 2016Date of Patent: October 31, 2017Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Kosuke Onishi, Tomohiro Sasaki, Yasuhiro Nishisaka, Akira Ishizuka, Akihiro Yoshida
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Publication number: 20170062136Abstract: External electrodes, electrically connected to exposed portions of internal electrodes, are arranged on end surfaces of a ceramic main body of a laminated ceramic capacitor. Alloy layers of a metal contained in internal electrodes, and a metal contained in external electrodes, are arranged at the boundaries between external electrodes, and the ceramic main body and internal electrodes. Plating layers are provided on surfaces of external electrodes. A ceramic electronic component having a reduced ESR is thus provided.Type: ApplicationFiled: November 16, 2016Publication date: March 2, 2017Inventors: Kosuke ONISHI, Tomohiro SASAKI, Yasuhiro NISHISAKA, Akira ISHIZUKA, Akihiro YOSHIDA
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Patent number: 9530560Abstract: External electrodes, electrically connected to exposed portions of internal electrodes, are arranged on end surfaces of a ceramic main body of a laminated ceramic capacitor. Alloy layers of a metal contained in internal electrodes, and a metal contained in external electrodes, are arranged at the boundaries between external electrodes, and the ceramic main body and internal electrodes. Plating layers are provided on surfaces of external electrodes. A ceramic electronic component having a reduced ESR is thus provided.Type: GrantFiled: July 7, 2014Date of Patent: December 27, 2016Assignee: Murata Manufacturing Co., Ltd.Inventors: Kosuke Onishi, Tomohiro Sasaki, Yasuhiro Nishisaka, Akira Ishizuka, Akihiro Yoshida
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Patent number: 9407952Abstract: Provided is a control device including a detector configured to detect use of an application on a communication terminal, and a controller configured to control recording processing related to content that is being output from a content output device associated with the communication terminal in accordance with a detection result obtained by the detector.Type: GrantFiled: February 19, 2013Date of Patent: August 2, 2016Assignee: SONY CORPORATIONInventors: Shigefumi Tamura, Megumi Kikuchi, Kenji Nishiyama, Akira Tange, Akira Ishizuka, Shogo Kawata, Akinori Kamoda
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Patent number: 9224543Abstract: A ceramic electronic component includes a ceramic body, a plurality of internal electrodes provided in the ceramic body and including ends exposed on a surface of the ceramic body; a glass coating layer covering a portion of the surface of the ceramic body on which the internal electrodes are exposed; and an electrode terminal provided directly on the glass coating layer and including a plating film. The glass coating layer is made of a glass medium in which metal powder particles are dispersed. The internal electrodes project from the surface of the ceramic body into the glass coating layer without passing through the glass coating layer. The metal powder particles define conduction paths electrically connecting the internal electrodes with the electrode terminal.Type: GrantFiled: January 31, 2013Date of Patent: December 29, 2015Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Yasuhiro Nishisaka, Yukio Sanada, Tetsuya Kisumi, Akira Ishizuka
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Patent number: 9129729Abstract: A ceramic electronic component includes a ceramic base body and first and second outer electrodes. The ceramic base body includes first and second primary surfaces, first and second side surfaces, and first and second end surfaces. The first and second outer electrodes are arranged on the ceramic base body so that front end portions of the outer electrodes face each other. The first and the second outer electrodes include outermost layers each containing Cu. Outermost layers of the facing front end portions of the first and the second outer electrodes are more oxidized than outermost layers of the other portions of the first and the second outer electrodes.Type: GrantFiled: October 31, 2013Date of Patent: September 8, 2015Assignee: Murata Manufacturing Co., Ltd.Inventors: Akira Ishizuka, Yasuhiro Nishisaka
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Publication number: 20150055020Abstract: Provided is an input/output apparatus including information terminals for an input/output connector provided in an information terminal device, at least one of the information terminals including both a function as a standard information terminal based on a general-purpose interface standard and a function as an antenna input terminal.Type: ApplicationFiled: February 6, 2013Publication date: February 26, 2015Applicant: Sony CorporationInventors: Yoshitaka Yoshino, Satoru Tsuboi, Tadashi Imai, Akira Ishizuka
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Publication number: 20150040166Abstract: Provided is a control device including a detector configured to detect use of an application on a communication terminal, and a controller configured to control recording processing related to content that is being output from a content output device associated with the communication terminal in accordance with a detection result obtained by the detector.Type: ApplicationFiled: February 19, 2013Publication date: February 5, 2015Applicant: SONY CORPORATIONInventors: Shigefumi Tamura, Megumi Kikuchi, Kenji Nishiyama, Akira Tange, Akira Ishizuka, Shogo Kawata, Akinori Kamoda
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Patent number: 8947311Abstract: An antenna is realized by a simple mechanism without use of a dedicated antenna element. An antenna includes a first conductor 2b (2d) that has a first line length from a start point 4 to a folded point 3; and a second conductor 2b (2d) that has a second line length in a direction from the folded point 3 to the start point 4 and is electrically connected to the first conductor at the folded point 3. A first received signal with a first frequency is received with a first antenna length including both the first line length and the second line length. A second received signal with a second frequency is received with a second antenna length including only one of the first line length and the second line length.Type: GrantFiled: October 12, 2010Date of Patent: February 3, 2015Assignee: Sony CorporationInventors: Yoshitaka Yoshino, Satoru Tsuboi, Tadashi Imai, Akira Ishizuka
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Publication number: 20150016018Abstract: External electrodes, electrically connected to exposed portions of internal electrodes, are arranged on end surfaces of a ceramic main body of a laminated ceramic capacitor. Alloy layers of a metal contained in internal electrodes, and a metal contained in external electrodes, are arranged at the boundaries between external electrodes, and the ceramic main body and internal electrodes. Plating layers are provided on surfaces of external electrodes. A ceramic electronic component having a reduced ESR is thus provided.Type: ApplicationFiled: July 7, 2014Publication date: January 15, 2015Inventors: Kosuke ONISHI, Tomohiro SASAKI, Yasuhiro NISHISAKA, Akira ISHIZUKA, Akihiro YOSHIDA
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Publication number: 20140318086Abstract: The object of the present invention is to provide a method and apparatus for counting and filling, which allows materials to be counted to be supplied smoothly from a hopper to a transport mechanism, and is hardly influenced by the shape of the materials to be counted, and further has a simple configuration. The counting and filling apparatus aligns the materials to be counted through a guide route of a delivery mechanism, delivers the materials to a transport route of a transport mechanism, transports, counts, and fills the materials, and is configured to include the spiral groove rod disposed from the guide route to the transport route, and an adjusting unit which allows the materials supported in spiral grooves of the spiral groove rod to pass from the guide route to the transport route, and prevents passing of the materials overlapped on the spiral groove rod.Type: ApplicationFiled: April 30, 2014Publication date: October 30, 2014Applicant: YUNITEC Inc.Inventor: Akira ISHIZUKA
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Publication number: 20140125195Abstract: A ceramic electronic component includes a ceramic base body and first and second outer electrodes. The ceramic base body includes first and second primary surfaces, first and second side surfaces, and first and second end surfaces. The first and second outer electrodes are arranged on the ceramic base body so that front end portions of the outer electrodes face each other. The first and the second outer electrodes include outermost layers each containing Cu. Outermost layers of the facing front end portions of the first and the second outer electrodes are more oxidized than outermost layers of the other portions of the first and the second outer electrodes.Type: ApplicationFiled: October 31, 2013Publication date: May 8, 2014Applicant: MURATA MANUFACTURING CO., LTD.Inventors: Akira ISHIZUKA, Yasuhiro NISHISAKA
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Publication number: 20140009879Abstract: There is provided an input/output apparatus. Among information terminals of an input/output connector provided in an information terminal device, at least one information terminal of information terminals to switch an internal operation of the information terminal device is used also as an antenna input terminal.Type: ApplicationFiled: March 21, 2012Publication date: January 9, 2014Applicant: Sony CorporationInventors: Yoshitaka Yoshino, Satoru Tsuboi, Tadashi Imai, Akira Ishizuka
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Patent number: 8461871Abstract: On an interface between LSIs, boards, devices (units), and others, the data transfer efficiency per signal line is improved. A shift circuit 710-0 shifts a piece of digital signal D1(0) for output as three digital signals D1S(00) to (02). An analog conversion circuit 720-0 converts the three digital signals D1S(00) to (02) into a piece of analog signal A2(0) for transfer. A digital conversion circuit 730-0 converts the piece of analog signal A2(0) into three digital signals D3(00) to (02). A selection circuit 740-0 makes a sequential selection from the three digital signals D3(00) to (02) to output a piece of digital signal D4(0).Type: GrantFiled: October 9, 2009Date of Patent: June 11, 2013Assignee: Sony CorporationInventor: Akira Ishizuka