Patents by Inventor Yoshiichi Horikoshi
Yoshiichi Horikoshi 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: 20220384919Abstract: A secondary battery includes a battery device, a container member, a cover member, and an electrode terminal. The battery device includes a positive electrode and a negative electrode. The container member contains the battery device inside. The cover member is welded to the container member. The electrode terminal is provided in the cover member. The cover member includes a recessed part formed by the cover member bending to protrude in part toward the inside of the container member. The electrode terminal is disposed inside the recessed part.Type: ApplicationFiled: August 9, 2022Publication date: December 1, 2022Inventors: Taichi KATSUMOTO, Yoshiichi HORIKOSHI, Masayuki KAGEYAMA
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Publication number: 20220231384Abstract: A secondary battery includes a power generation element including a plurality of electrodes. The electrodes are stacked on each other in a stacking direction with a separator interposed therebetween. Each of the electrodes includes a current collector led out in a first direction intersecting the stacking direction. Each of a plurality of current collectors led out in the first direction includes an end part, and the end part includes a first bent part that is bent in a second direction intersecting the first direction. Each of a plurality of first bent parts overlaps and is in contact with an adjacent first bent part in the second direction. At least one of the first bent parts terminates at a middle point on an end face along the second direction of the power generation element.Type: ApplicationFiled: April 4, 2022Publication date: July 21, 2022Inventors: Moriaki OKUNO, Yoshiichi HORIKOSHI, Taichi KATSUMOTO, Kazuki HONDA
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Publication number: 20220223872Abstract: A secondary battery includes a negative electrode, a positive electrode, and an electrolytic solution. The negative electrode includes a negative electrode active material layer. The positive electrode includes a positive electrode active material layer. The positive electrode active material layer has a same dimension as a dimension of the negative electrode active material layer in a width direction. The positive electrode active material layer includes a reaction active part in which charging and discharging reactions proceed, and a reaction less-active part in which the charging and discharging reactions proceed less easily than in the reaction active part. The reaction less-active part includes one end part, another end part, or both of the positive electrode active material layer in the width direction.Type: ApplicationFiled: March 30, 2022Publication date: July 14, 2022Inventors: Rie WATANABE, Moriaki OKUNO, Yoshiichi HORIKOSHI, Taichi KATSUMOTO, Shinji HAYAZAKI
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Publication number: 20220216545Abstract: A flat secondary battery includes an outer package member, a battery device, and an electrode terminal. The outer package member has a flat and columnar shape, and includes a pair of bottom parts and a sidewall part. The bottom parts are opposed to each other. The sidewall part lies between the bottom parts. At least a portion of a surface of the sidewall part is a curved surface. The battery device is contained inside the outer package member and includes a positive electrode and a negative electrode. The electrode terminal is provided to be exposed at the sidewall part and is coupled to one of the positive electrode and the negative electrode.Type: ApplicationFiled: March 24, 2022Publication date: July 7, 2022Inventors: Yoshiichi HORIKOSHI, Taichi KATSUMOTO
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Publication number: 20220216546Abstract: A secondary battery includes a battery device (100), a first containing member (110), and a second containing member (120). The first containing member (110) has a handleless mug-shaped structure having a first bottom part (111), a first sidewall part (112), and a first opening (110K). The first containing member (110) contains the battery device (100). The second containing member (120) has a handleless mug-shaped structure having a second bottom part (121), a second sidewall part (122), and a second opening (120K). The second containing member (120) is attached to the first containing member (110) in a state in which the second bottom part (121) is opposed to the first opening (110K) and the second sidewall part (122) is pressed against the first sidewall part (112) from an outer side.Type: ApplicationFiled: March 24, 2022Publication date: July 7, 2022Inventors: Kazuki HONDA, Yoshiichi HORIKOSHI
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Publication number: 20220200110Abstract: A secondary battery includes a battery device, an outer package member, and an electrode terminal. The battery device includes a positive electrode and a negative electrode. The outer package member is configured to accommodate the battery device, and has a space inside in which the battery device is not disposed. The outer package member includes no crimp part. The electrode terminal is coupled to one of the positive electrode and the negative electrode, and is provided on the outer package member to be exposed from the outer package member, with at least a portion of the electrode terminal lying inside the outer package member. In the portion of the electrode terminal lying inside the outer package member, a portion having a largest diameter is disposed inside a region overlapping the space.Type: ApplicationFiled: March 9, 2022Publication date: June 23, 2022Inventors: Taichi KATSUMOTO, Yoshiichi HORIKOSHI, Masayuki KAGEYAMA
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Publication number: 20220045367Abstract: A battery is provided. The battery includes an electrode body having a winding structure. The electrode body includes a first electrode having a first belt shape, a second electrode having a second belt shape, and a separator having a third belt shape, and an electrolyte. The separator is provided between the first electrode and the second electrode.Type: ApplicationFiled: October 8, 2021Publication date: February 10, 2022Inventors: Daiki NISHIIE, Hideaki TOKUGAWA, Yoshiichi HORIKOSHI
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Publication number: 20220006129Abstract: A battery includes an electrode body having a winding structure, and an electrolyte solution. The electrode body and the electrolyte solution are accommodated in a case. The electrode body includes: a positive electrode that includes a positive electrode lead, and has a belt shape; a negative electrode that includes a negative electrode lead, and has the belt shape; and a separator that is provided between the positive electrode and the negative electrode, and has the belt shape. The positive electrode lead and the negative electrode lead are led out from a first end face of the electrode body. The electrode body includes a molded part of the separator, and the molded part protrudes from a second end face.Type: ApplicationFiled: September 22, 2021Publication date: January 6, 2022Inventors: Yoshiichi HORIKOSHI, Daiki NISHIIE, Hideaki TOKUGAWA, Masahiro OTSUKA, Naoto AKIZUKI
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Publication number: 20200052343Abstract: A battery includes a wound electrode body with a substantially cylindrical shape, and an exterior material. The wound electrode body includes a positive electrode, a negative electrode, and a separator. The exterior material is configured to cover the wound electrode body. In at least one round from an outermost periphery of winding of the wound electrode body, one or more of a positive electrode, a negative electrode, a positive electrode current collector and a negative electrode current collector include at least one convex portion projecting in an outer peripheral direction.Type: ApplicationFiled: October 17, 2019Publication date: February 13, 2020Inventors: Rikako IMOTO, Yoshiichi HORIKOSHI, Hideki NAKAI
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Publication number: 20190190082Abstract: A battery includes a multilayer structure including a plurality of multilayer members and an external packaging member configured to cover the multilayer structure. each of the multilayer members includes a positive electrode member provided with a positive electrode current collector and a positive electrode mix layer provided on a surface of the positive electrode current collector, a separator configured to contain an electrolyte, and a negative electrode member including a negative electrode current collector and a negative electrode mix layer provided on a surface of the negative electrode current collector; the positive electrode member, the separator and the negative electrode member are laminated together and the positive electrode mix layer and the negative electrode mix layer face each other; the multilayer members are stacked on each other in such a manner that current collectors having a same polarity face each other.Type: ApplicationFiled: February 25, 2019Publication date: June 20, 2019Inventors: Masahiro MOROOKA, Kazuo SASAKI, Yoshiichi HORIKOSHI, Yusuke TANJI, Kenta HONDA
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Patent number: 10186691Abstract: There is provided a battery including a substantially cylindrically shaped winding electrode having a hollow portion in the center, and a sheath material having flexibility which sheathes the winding electrode, wherein a width of the hollow portion is 2.5 mm or less.Type: GrantFiled: November 18, 2014Date of Patent: January 22, 2019Assignee: MURATA MANUFACTURING CO., LTD.Inventor: Yoshiichi Horikoshi
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Publication number: 20180316041Abstract: A battery includes an electrode body having a substantially cylindrical shape and an outer package member having a film shape. The outer package member includes a housing portion that has a substantially cylindrical shape and is configured to house the electrode body; and seal portions that are provided on three sides of a periphery of the housing portion excluding a folded portion provided on a first peripheral surface side of the housing portion. At least one of the seal portions provided on an end surface of the housing portion is displaced from a center position of the end surface.Type: ApplicationFiled: July 2, 2018Publication date: November 1, 2018Inventors: Yoshiichi HORIKOSHI, Yusuke TANJI, Yumi WATANABE
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Publication number: 20160260939Abstract: There is provided a battery including a substantially cylindrically shaped winding electrode having a hollow portion in the center, and a sheath material having flexibility which sheathes the winding electrode, wherein a width of the hollow portion is 2.5 mm or less.Type: ApplicationFiled: November 18, 2014Publication date: September 8, 2016Inventor: YOSHIICHI HORIKOSHI
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Patent number: 7919914Abstract: It is possible to enhance the luminance of a cold-cathode type discharge lamp and to contribute to a prolongation of service life thereof. A discharge lamp 1 is provided with an electrode 3 having a cup 4 with such a shape that a bottom is provided at each of both opposed ends of the glass tube 2. The cup 4 is connected to a lead-in wire 8 which is inserted through the end of the glass tube 2 and held thereby. The collision-preventing ring 5 covering an end surface of the cup 4 is provided to the open end 4a of the cup 4. The porous tungsten disk 6 impregnated with a ternary metal oxide composed of barium (Ba), aluminum (Al), and calcium (Ca) as an electron emission material is provided at a bottom in an inside of the cup 4.Type: GrantFiled: February 26, 2010Date of Patent: April 5, 2011Assignee: Sony CorporationInventors: Hiroshi Takahashi, Yukio Hara, Masahiro Kikuchi, Yoshiichi Horikoshi, Hiroto Watanabe, Ryouichi Yoshida
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Patent number: 7750546Abstract: It is possible to enhance the luminance of a cold-cathode type discharge lamp and to contribute to a prolongation of service life thereof. A discharge lamp 1 is provided with an electrode 3 having a cup 4 with such a shape that a bottom is provided at each of both opposed ends of the glass tube 2. The cup 4 is connected to a lead-in wire 8 which is inserted through the end of the glass tube 2 and held thereby. The collision-preventing ring 5 covering an end surface of the cup 4 is provided to the open end 4a of the cup 4. The porous tungsten disk 6 impregnated with a ternary metal oxide composed of barium (Ba), aluminum (Al), and calcium (Ca) as an electron emission material is provided at a bottom in an inside of the cup 4.Type: GrantFiled: January 19, 2005Date of Patent: July 6, 2010Assignee: Sony CorporationInventors: Hiroshi Takahashi, Yukio Hara, Masahiro Kikuchi, Yoshiichi Horikoshi, Hiroto Watanabe, Ryouichi Yoshida
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Publication number: 20100156270Abstract: It is possible to enhance the luminance of a cold-cathode type discharge lamp and to contribute to a prolongation of service life thereof. A discharge lamp 1 is provided with an electrode 3 having a cup 4 with such a shape that a bottom is provided at each of both opposed ends of the glass tube 2. The cup 4 is connected to a lead-in wire 8 which is inserted through the end of the glass tube 2 and held thereby. The collision-preventing ring 5 covering an end surface of the cup 4 is provided to the open end 4a of the cup 4. The porous tungsten disk 6 impregnated with a ternary metal oxide composed of barium (Ba), aluminum (Al), and calcium (Ca) as an electron emission material is provided at a bottom in an inside of the cup 4.Type: ApplicationFiled: February 26, 2010Publication date: June 24, 2010Applicant: SONY CORPORATIONInventors: Hiroshi Takahashi, Yukio Hara, Masahiro Kikuchi, Yoshiichi Horikoshi, Hiroto Watanabe, Ryouichi Yoshida
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Patent number: 7714487Abstract: It is possible to prolong service life of a discharge lamp of hot-cathode type and to reduce a diameter thereof. A discharge lamp 1 is provided with an electrode 3. The electrode 3 has a heater 4 made up a coil portion 4a, and a first lead wire portion 4b and a second lead wire portion 4c that respectively extend from rear ends of this coil portion 4a and applied by an electron emission material 3a. In the electrode 3, a first lead-in wires 6a is connected to the first lead wire portion 4b and a second lead-in wires 6b is connected to the second lead wire portion 4c, so that the coil portion 4a is arranged vertically along the tube axis of the glass tube 2. The electrode 3 is also provided a sleeve 7 covering surrounding of the coil portion 4a and having openings in the faces respectively opposite to the forward end and rear end of the coil portion 4a. An open end 7a of the sleeve 7 exceeds a forward end of the coil portion 4a, thereby protecting the coil portion 4a.Type: GrantFiled: January 19, 2005Date of Patent: May 11, 2010Assignee: Sony CorporationInventors: Yoshiichi Horikoshi, Yukio Hara, Masahiro Kikuchi, Hiroshi Takahashi, Ryouichi Yoshida, Hiroto Watanabe
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Publication number: 20080252216Abstract: It is possible to enhance the luminance of a cold-cathode type discharge lamp and to contribute to a prolongation of service life thereof. A discharge lamp 1 is provided with an electrode 3 having a cup 4 with such a shape that a bottom is provided at each of both opposed ends of the glass tube 2. The cup 4 is connected to a lead-in wire 8 which is inserted through the end of the glass tube 2 and held thereby. The collision-preventing ring 5 covering an end surface of the cup 4 is provided to the open end 4a of the cup 4. The porous tungsten disk 6 impregnated with a ternary metal oxide composed of barium (Ba), aluminum (Al), and calcium (Ca) as an electron emission material is provided at a bottom in an inside of the cup 4.Type: ApplicationFiled: January 19, 2005Publication date: October 16, 2008Applicant: Sony CorporationInventors: Hiroshi Takahashi, Yukio Hara, Masahiro Kikuchi, Yoshiichi Horikoshi, Hiroto Watanabe, Ryouichi Yoshida
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Publication number: 20070228913Abstract: It is possible to prolong service life of a discharge lamp of hot-cathode type and to reduce a diameter thereof. A discharge lamp 1 is provided with an electrode 3. The electrode 3 has a heater 4 made up a coil portion 4a, and a first lead wire portion 4b and a second lead wire portion 4c that respectively extend from rear ends of this coil portion 4a and applied by an electron emission material 3a. In the electrode 3, a first lead-in wires 6a is connected to the first lead wire portion 4b and a second lead-in wires 6b is connected to the second lead wire portion 4c, so that the coil portion 4a is arranged vertically along the tube axis of the glass tube 2. The electrode 3 is also provided a sleeve 7 covering surrounding of the coil portion 4a and having openings in the faces respectively opposite to the forward end and rear end of the coil portion 4a. An open end 7a of the sleeve 7 exceeds a forward end of the coil portion 4a, thereby protecting the coil portion 4a.Type: ApplicationFiled: January 19, 2005Publication date: October 4, 2007Inventors: Yoshiichi Horikoshi, Yukio Hara, Masahiro Kikuchi, Hiroshi Takahashi, Ryouichi Yoshida, Hiroto Watanabe
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Patent number: D811995Type: GrantFiled: March 22, 2016Date of Patent: March 6, 2018Assignee: Murata Maunfacturing Co., Ltd.Inventors: Yoshiichi Horikoshi, Katsushige Kanno, Yusuke Tanji, Kenta Honda, Tsukasa Takahashi, Masayuki Kageyama