Patents by Inventor Yoichi Miyajima
Yoichi Miyajima 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: 7855012Abstract: A secondary battery for electronic appliance to be installed in an electronic appliance, thereby feeding an electric power to the electronic appliance, is disclosed, which includes: a battery cell in which a positive electrode, a negative electrode and an electrolyte are accommodated in a pack, and a positive electrode terminal and a negative electrode terminal from the positive electrode and the negative electrode, respectively are lead out from the same side face of the pack; a metallic battery can in which one opening from which the battery cell is inserted is formed and which accommodates the battery cell therein such that the side face from which the positive electrode terminal and the negative electrode terminal are lead out is faced towards the opening side; and a lid made of a synthetic resin in which a positive electrode terminal part and a negative electrode terminal part to be connected to the electrodes of the electronic appliance upon being connected to the positive electrode terminal and the negType: GrantFiled: July 31, 2006Date of Patent: December 21, 2010Assignee: Sony CorporationInventors: Toshio Takeshita, Yoichi Miyajima, Hiroaki Sato, Atsushi Takahashi, Shoichi Shintani, Kei Tashiro, Osamu Nagashima, Hideki Kamiya, Hisashi Aoki, Toshiyuki Okada, Yoshihiro Sato
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Patent number: 7847522Abstract: A battery device includes a battery cell constituted by a secondary cell, a case that houses the battery cell, and a battery-side positive electrode terminal and a battery-side negative electrode terminal electrically provided in the case and connected to the battery cell. The battery device further includes a temperature detecting unit that detects the temperature of the battery cell, a temperature control unit that heats and/or cools the battery cell when an electric current is supplied thereto, and a current control unit that divides, according to the temperature detected by the temperature detecting unit, an externally-supplied charging current supplied from the outside via the battery-side positive electrode terminal and the battery-side negative electrode terminal into a first current supplied to the battery cell and a second current supplied to the temperature control unit.Type: GrantFiled: July 24, 2007Date of Patent: December 7, 2010Assignee: Sony CorporationInventors: Kei Tashiro, Yoichi Miyajima, Osamu Nagashima, Toshio Takeshita
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Patent number: 7843164Abstract: A power supply system is provided. The power supply system includes electronic equipment adapted to control power supply based on battery identification information from a battery installed in a battery housing section; and a power supply plate, the power supply plate including a plate main body installed in the battery housing section of the electronic equipment, and a cable, one end of which is connected to the plate main body and the other end of which is led through a lead-out hole of the battery housing section out of the electronic equipment, the other end also having a connector formed thereon which is connected to a power source, wherein power is supplied from the power source connected to the connector of the power supply plate to the electronic equipment.Type: GrantFiled: November 15, 2007Date of Patent: November 30, 2010Assignee: Sony CorporationInventors: Mieko Hara, Yoichi Miyajima, Hiroaki Sato, Yoshihito Tamesue, Mitsuo Yamaguchi, Shoichi Shintani, Shinji Suzuki, Masashi Kumada, Ryoichi Nakashima, Jiro Moriya, Hisashi Aoki
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Patent number: 7824799Abstract: A battery apparatus and electronic equipment is capable of reliably mounting the battery apparatus on a battery mounting section, and advantageous in improving operability when mounting the battery apparatus on the battery mounting section. One surface of a case of a battery apparatus in a thickness direction is formed as a flat bottom surface. At the portions of the bottom surface on the both sides in a width direction, a plurality of engaging pieces are formed respectively so as to project outwardly in the width direction at spaced intervals in the length direction. The engaging pieces are arranged to engage with the engaging claws of the battery mounting section and position the positions in the thickness direction of the case in the battery mounting section, while mating the bottom surface of the case with the mounting surface of the battery mounting section of the electronic equipment and then sliding the case in the length direction of the case.Type: GrantFiled: December 24, 2004Date of Patent: November 2, 2010Assignee: Sony CorporationInventors: Toshio Takeshita, Yoichi Miyajima
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Publication number: 20100248004Abstract: A battery pack includes a battery housing, a battery cell having a tubular negative electrode having an opening part at one end and a positive electrode fixed to the negative electrode in such a way as to close the opening part, the battery cell being housed in the battery housing, and a protrusion disposed between the battery cell and the inner wall of the battery housing in an area other than an area where the positive electrode and the negative electrode of the battery cell are fixed.Type: ApplicationFiled: March 22, 2010Publication date: September 30, 2010Applicant: Sony CorporationInventors: Toshio Takeshita, Mieko Hara, Atsuhiro Kumagai, Yoichi Miyajima, Shoichi Shintani
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Publication number: 20100232101Abstract: In a battery including a battery cell formed in a flattened substantially parallelepiped shape and a terminal contacting section electrically connected to the battery cell, at one end in the longitudinal direction of a face of the battery opposing to the face on which the terminal contacting section is provided, a projecting portion which projects in the longitudinal direction of the face is provided. Meanwhile, another projecting portion which projects in the longitudinal direction of the face is provided at the other end. The projecting portions may have projecting lengths different from each other or may have projecting lengths and projecting thicknesses different from each other. A charging apparatus into which the battery is to be installed includes an accommodating section for the battery which in turn includes projection accommodating portions configured to individually accommodate the projecting portions.Type: ApplicationFiled: March 23, 2010Publication date: September 16, 2010Inventors: Takayoshi Yamasaki, Hiroaki SATO, Toshiaki UEDA, Tomonori WATANABE, Yoichi MIYAJIMA, Masayuki ISHII, Shoichi SHINTANI, Yoshihiro SATO
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Patent number: 7781096Abstract: The present invention provides a battery including a case and a battery cell accommodated in the case. The case is divided in a thicknesswise direction of the battery cell into a first case and a second case. The first and second cases have joint portions formed along peripheries thereof for jointing with each other. The joint portion of one of the first and second cases has a joining thin wall formed to extend along a periphery thereof and project in the thicknesswise direction. The joint portion of the other of the first and second cases has a joining recess formed to extend along a periphery thereof for receiving the joining thin wall inserted therein in a state that the joint portions of the first and second cases joint with each other. The joining thin wall and the joining recess in which the joining thin wall is inserted while the joint portions of the first and second cases joint with each other are joined together by welding.Type: GrantFiled: November 4, 2005Date of Patent: August 24, 2010Assignee: Sony CorporationInventors: Atsushi Takahashi, Toshio Takeshita, Hideki Kamiya, Yoichi Miyajima
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Patent number: 7771869Abstract: A secondary battery for electronic appliance to be accommodated in an electronic appliance, thereby feeding an electric power to the electronic appliance, is disclosed, which includes a battery cell in which a positive electrode, a negative electrode and an electrolyte are accommodated in a pack, and a positive electrode terminal and a negative electrode terminal from the positive electrode and the negative electrode, respectively are lead out from the same side face of the pack; a metallic battery can in which one opening from which the battery cell is inserted is formed and which accommodates the battery cell therein such that one side face from which the positive electrode terminal and the negative electrode terminal are lead out is faced towards the opening side; and a lid made of a synthetic resin in which a positive electrode terminal part and a negative electrode terminal part to be connected to the electrodes of the electronic appliance upon being connected to the positive electrode terminal and the nType: GrantFiled: August 7, 2006Date of Patent: August 10, 2010Assignee: Sony CorporationInventors: Atsushi Takahashi, Toshio Takeshita, Hideki Kamiya, Yoichi Miyajima, Hiroaki Sato, Hisashi Aoki, Kinya Kuboya
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Patent number: 7713657Abstract: In a battery (2) including a battery cell formed in a flattened substantially parallelepiped shape and a terminal contacting section (222) electrically connected to the battery cell, at one end in the longitudinal direction of a face of the battery opposing to the face on which the terminal contacting section (222) is provided, a projecting portion (26) which projects in the longitudinal direction of the face is provided. Meanwhile, another projecting portion (27) which projects in the longitudinal direction of the face is provided at the other end. The projecting portions (26, 27) may have projecting lengths different from each other or may have projecting lengths and projecting thicknesses different from each other. A charging apparatus into which the battery (2) is to be installed includes an accommodating section (40) for the battery (2) which in turn includes projection accommodating portions (46 and 47) configured to individually accommodate the projecting portions (26 and 27).Type: GrantFiled: December 26, 2005Date of Patent: May 11, 2010Assignee: Sony CorporationInventors: Takayoshi Yamasaki, Hiroaki Sato, Toshiaki Ueda, Tomonori Watanabe, Yoichi Miyajima, Masayuki Ishii, Shoichi Shintani, Yoshihiro Sato
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Patent number: 7710285Abstract: A battery device includes a battery cell, a case housing the battery cell, an antenna, a battery-side communication unit performing wireless communication with an electronic-apparatus side communication unit provided at an electronic apparatus on which the battery device is removably mounted through the antenna, a memory unit storing battery data which is data concerning the battery device and a control unit performing control of the battery-side communication unit, both reading/writing of the battery data with respect to the memory unit or only reading thereof.Type: GrantFiled: July 25, 2007Date of Patent: May 4, 2010Assignee: Sony CorporationInventors: Yoichi Miyajima, Toshio Takeshita, Kei Tashiro, Osamu Nagashima, Masatsugu Honma
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Patent number: 7700228Abstract: A secondary battery for electronic appliance to be installed in an electronic appliance, thereby feeding an electric power to the electronic appliance is disclosed, which includes a cell stack of plural battery cells in each of which a positive electrode, a negative electrode and an electrolyte are accommodated in a pack, and a positive electrode terminal and a negative electrode terminal from the positive electrode and the negative electrode, respectively are lead out from the same side face of the pack, the battery cells being stacked such that the respective positive electrode terminals and negative electrode terminals are faced in the same direction; a metallic battery can in which one opening from which the cell stack is inserted is formed and which accommodates the cell stack therein such that the side face from which the respective positive electrode terminals and negative electrode terminals are lead out is faced towards the opening side; and a lid made of a synthetic resin in which terminal parts toType: GrantFiled: July 31, 2006Date of Patent: April 20, 2010Assignee: Sony CorporationInventors: Toshio Takeshita, Yoichi Miyajima, Hiroaki Sato, Atsushi Takahashi, Naoki Kamaya
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Patent number: 7679318Abstract: Battery side terminals disposed on the first and second battery devices are arranged at the same places at front surfaces with respect to lower surfaces and side surfaces. On the front surface of a case of the second battery device, there are formed engaging recessed parts. Positions close to the lower surface of the engaging recessed parts are formed as flat surfaces parallel to a upper surface and the lower surface. The dimensions from the lower surface of the case to flat surfaces and the dimension from the lower surface of the case of the first battery device to an upper surface are configured to be the same. Accordingly, it is possible to provide an advantageous battery device that allows the use of battery devices having various capacities and improves the ease of use.Type: GrantFiled: March 25, 2005Date of Patent: March 16, 2010Assignee: Sony CorporationInventors: Hisashi Aoki, Hiroaki Sato, Yoichi Miyajima, Toshio Takeshita
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Publication number: 20100045242Abstract: The present invention provides a charging apparatus capable of efficiently charging battery in view of power consumption and a charging method. The charging apparatus has a charging unit which charges a battery, a remaining capacity detecting unit which detects remaining capacity of the battery, a necessary charging capacity obtaining unit which obtains charging capacity necessary for use after completion of the charging of the battery, an additional charging capacity calculating unit which calculates additional charging capacity for additionally charging the battery based on the remaining capacity and the necessary charging capacity of the battery, a charging current determining unit which determines a charging current at the time when the charging unit charges for the additional charging capacity based on power consumption generated at the time of charging for the additional charging capacity, and a control unit which controls the charging unit based on the determined charging current.Type: ApplicationFiled: July 2, 2009Publication date: February 25, 2010Applicant: Sony CorporationInventors: Osamu NAGASHIMA, Kei TASHIRO, Yoichi MIYAJIMA, Toshio TAKESHITA
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Patent number: 7659691Abstract: A power supply unit for extending a function of an apparatus (image pickup apparatus) unloadably loaded with a flat parallelopiped battery having a roughly square principal surface includes the flat battery, and a power supply (for example, a control grip including a cell or cells and a control portion which includes a power supply button, a shutter button, a zoom switch) electrically connected to the flat battery through a plate having the same shape as that of the flat battery and detachably mounted, projected portions are formed at both ends in the longitudinal direction of a back surface opposite to an insertion surface of the plate, along the back surface, and one of the projected portions is formed with a locked surface to be locked by a lock means (lock pawl) possessed by the apparatus, whereby mis-insertion of the plate into the apparatus is prevented, and a function of the apparatus is extended.Type: GrantFiled: December 20, 2005Date of Patent: February 9, 2010Assignee: Sony CorporationInventors: Yoichi Miyajima, Hiroaki Sato
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Publication number: 20100003585Abstract: The present invention provides a battery including a case, a connector, the holding member, and a resilient conductive plate. In the case, two battery cells each in the form of a flattened rectangular plate are accommodated. The connector is exposed from the case. The holding member is for holding the two battery cells in the case. The holding member is made of a nonconductive resilient material and has a first battery accommodating section and a second battery accommodating section in which the battery cells each in the form of a flattened rectangular plate are accommodated in a juxtaposed relationship so as to form a rectangular shape as viewed in plan. The resilient conductive plate extends on the holding member for electrically connecting the two battery cells accommodated in the first and second battery accommodating sections and the connector to each other.Type: ApplicationFiled: November 4, 2005Publication date: January 7, 2010Applicant: Sony CorporationInventors: Atsushi Takahashi, Toshio Takeshita, Yoichi Miyajima
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Patent number: 7612826Abstract: A connector on an electronic device includes a pair of locking plates, a guide groove, and a space. Each locking plate has, on its edge, a first concave portion, a first convex portion, a second concave portion, and a second convex portion. An intermediate surface for determining a position of an accessory device below the guide groove is provided below the second concave portion and the second convex portion. A contact mounting surface provided with plural contacts is provided below the first convex portion. Guide surfaces for determining a position of the accessory device in the width direction of the guide groove are provided below the first concave portion and the first convex portion.Type: GrantFiled: April 15, 2005Date of Patent: November 3, 2009Assignee: Sony CorporationInventors: Kouichiro Takashima, Yoichi Miyajima, Yoshitake Takahashi, Nobutatsu Takahashi, Yuichiro Nogo, Kiyoshi Miyamori, Masayoshi Iida, Nobuhito Ebine
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Publication number: 20090098452Abstract: The present invention provides a battery including a case and a battery cell accommodated in the case. The case is divided in a thicknesswise direction of the battery cell into a first case and a second case. The first and second cases have joint portions formed along peripheries thereof for jointing with each other. The joint portion of one of the first and second cases has a joining thin wall formed to extend along a periphery thereof and project in the thicknesswise direction. The joint portion of the other of the first and second cases has a joining recess formed to extend along a periphery thereof for receiving the joining thin wall inserted therein in a state that the joint portions of the first and second cases joint with each other. The joining thin wall and the joining recess in which the joining thin wall is inserted while the joint portions of the first and second cases joint with each other are joined together by welding.Type: ApplicationFiled: November 4, 2005Publication date: April 16, 2009Applicant: Sony CorporationInventors: Atsushi Takahashi, Toshio Takeshita, Hideki Kamiya, Yoichi Miyajima
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Patent number: 7494368Abstract: A DC adapter that can be housed in a battery housing portion of an electronic apparatus selectively with a primary and secondary battery. The DC adapter is connected to an AC/DC converter and is inserted into a battery housing portion of an electronic apparatus so as to supply the electronic apparatus with a DC power, wherein a substantially cylindrical adapter main body has an insertion limiting portion which is guided by an insertion guide portion of the battery housing portion when the DC adapter is inserted into the battery housing portion with the proper polarity, and comes into contact with the contact portion of the battery housing portion when the DC adapter is inserted into the battery housing portion with the reversed polarity so as to limit the insertion of the DC adapter.Type: GrantFiled: February 6, 2008Date of Patent: February 24, 2009Assignee: Sony CorporationInventors: Takayuki Noguchi, Masumi Iohara, Yuri Okumura, Yoichi Miyajima, Hideaki Abe
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Patent number: D608276Type: GrantFiled: March 2, 2006Date of Patent: January 19, 2010Assignee: Sony CorporationInventors: Toshio Takeshita, Yoichi Miyajima, Atsushi Takahashi, Hiroaki Sato
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Patent number: D619959Type: GrantFiled: July 21, 2009Date of Patent: July 20, 2010Assignee: Sony CorporationInventors: Toshio Takeshita, Yoichi Miyajima, Atsushi Takahashi, Hiroaki Sato