Patents by Inventor Mitsuo Kondo
Mitsuo Kondo 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: 10637261Abstract: Provided is a protection circuit of a lithium-ion secondary battery that, when reaching overdischarging, can suppress any more progress of the overdischarging with a versatile approach and at low costs. A protection circuit of a lithium-ion secondary battery includes: a controlling IC that is driven by electric power of the lithium-ion secondary battery, and configured to detect at least a voltage of the lithium-ion secondary battery; and an interrupting circuit including at least a fuse and a switch, the fuse being arranged between the lithium-ion secondary battery and the controlling IC, the switch being arranged so as to allow a current capable of blowing the fuse to flow from the lithium-ion secondary battery to the fuse when the switch is turned on.Type: GrantFiled: May 24, 2018Date of Patent: April 28, 2020Assignee: YAMAHA HATSUDOKI KABUSHIKI KAISHAInventors: Mitsuo Kondo, Ryo Saito
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Publication number: 20180269698Abstract: Provided is a protection circuit of a lithium-ion secondary battery that, when reaching overdischarging, can suppress any more progress of the overdischarging with a versatile approach and at low costs. A protection circuit of a lithium-ion secondary battery includes: a controlling IC that is driven by electric power of the lithium-ion secondary battery, and configured to detect at least a voltage of the lithium-ion secondary battery; and an interrupting circuit including at least a fuse and a switch, the fuse being arranged between the lithium-ion secondary battery and the controlling IC, the switch being arranged so as to allow a current capable of blowing the fuse to flow from the lithium-ion secondary battery to the fuse when the switch is turned on.Type: ApplicationFiled: May 24, 2018Publication date: September 20, 2018Applicant: YAMAHA HATSUDOKI KABUSHIKI KAISHAInventors: Mitsuo KONDO, Ryo SAITO
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Patent number: 9660236Abstract: A battery includes a controller configured or programmed to manage battery cells disposed inside a housing. The controller is arranged one of forward or rearward of the battery cells. The housing includes right and left housing half bodies which define right and left portions of the housing, respectively, and are assembled together in a lateral direction. The battery prevents an increase in the width of a saddle-type electric vehicle while securing a sufficient capacity of the housing.Type: GrantFiled: November 5, 2014Date of Patent: May 23, 2017Assignee: YAMAHA HATSUDOKI KABUSHIKI KAISHAInventors: Mitsuo Kondo, Hideo Kohda
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Publication number: 20150135919Abstract: The present invention is directed to a horizontal band saw machine capable of efficiently severing H-beams without a trouble of saw blade's pinching in the kerf. In the horizontal band saw machine, a saw blade (21) can sever one of flanges 20a that has been cut first in an H-beam (20), completely from top to bottom, prior to approaching the center of a web 20b and its vicinity.Type: ApplicationFiled: May 30, 2013Publication date: May 21, 2015Inventors: Mitsuo Kondo, Koji Miyamoto
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Publication number: 20150122563Abstract: A battery includes a controller configured or programmed to manage battery cells disposed inside a housing. The controller is arranged one of forward or rearward of the battery cells. The housing includes right and left housing half bodies which define right and left portions of the housing, respectively, and are assembled together in a lateral direction. The battery prevents an increase in the width of a saddle-type electric vehicle while securing a sufficient capacity of the housing.Type: ApplicationFiled: November 5, 2014Publication date: May 7, 2015Inventors: Mitsuo KONDO, Hideo KOHDA
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Publication number: 20130262602Abstract: A computer-readable, non-transitory medium storing therein a control program that causes a computer to execute a procedure, the procedure comprises, receiving a first message from an information processing apparatus, searching for a second message in a storage unit in response to reception of the first message, the storage unit storing messages received from the information processing apparatus in a chronological order of the messages, the second message including a same content with the first message, comparing a third message that is stored in the storage unit prior to the first message with a fourth message that is stored in the storage unit prior to the second message, and specifying a processing performed in response to a reception of the second message, when the third message includes a same content with the fourth message, the processing being specified based on information associated with the second message stored in the storage unit.Type: ApplicationFiled: March 25, 2013Publication date: October 3, 2013Applicant: FUJITSU LIMITEDInventors: Mitsuo KONDO, Hiroyuki FUKUMOTO
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Patent number: 8125124Abstract: A multi-layer piezoelectric element having high durability which allows it to increase the amount of displacement of a piezoelectric actuator under high voltage and high pressure and does not undergo a change in the amount of displacement during continuous operation in a high electric field and under a high pressure over a long time period is provided. The multi-layer piezoelectric element comprises a stack of at least one piezoelectric layer and a plurality of internal electrodes consisting of first and second internal electrodes placed one on another, a first external electrode formed on a first side face of the stack and connected to the first internal electrode and a second external electrode formed on a second side face of the stack and connected to the second internal electrode, wherein the bonding strength between the piezoelectric layer and the internal electrode is weaker than the bending strength of the piezoelectric layer.Type: GrantFiled: March 3, 2010Date of Patent: February 28, 2012Assignee: Kyocera CorporationInventors: Mitsuo Kondo, Masaki Terazono, Takeshi Okamura, Katsushi Sakaue
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Patent number: 7902726Abstract: To provide a multi-layer piezoelectric device having excellent durability in which the amount of displacement does not change even when the piezoelectric actuator is subjected to continuous operation over a long period of time under a high voltage and a high pressure, the multi-layer piezoelectric device comprises a stack formed by stacking piezoelectric layers and internal electrodes alternately one on another and external electrodes formed on a first side face and on a second side face of the stack, wherein one of the adjacent internal electrodes is connected to the external electrode formed on the first side face and the other internal electrode is connected to the external electrode formed on the second side face, while content of alkali metal in a range from 5 ppm to 300 ppm is contained.Type: GrantFiled: August 13, 2008Date of Patent: March 8, 2011Assignee: Kyocera CorporationInventors: Takeshi Okamura, Katsushi Sakaue, Mitsuo Kondo
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Patent number: 7759847Abstract: To provide a multi-layer piezoelectric device having excellent durability in which the amount of displacement does not change even when the piezoelectric actuator is subjected to continuous operation over a long period of time under a high voltage and a high pressure, the multi-layer piezoelectric device comprises a stack formed by stacking piezoelectric layers and internal electrodes alternately one on another and external electrodes formed on a first side face and on a second side face of the stack, wherein one of the adjacent internal electrodes is connected to the external electrode formed on the first side face and the other internal electrode is connected to the external electrode formed on the second side face, while content of alkali metal in a range from 5 ppm to 300 ppm is contained.Type: GrantFiled: August 13, 2008Date of Patent: July 20, 2010Assignee: Kyocera CorporationInventors: Takeshi Okamura, Katsushi Sakaue, Mitsuo Kondo
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Publication number: 20100156250Abstract: A multi-layer piezoelectric element having high durability which allows it to increase the amount of displacement of a piezoelectric actuator under high voltage and high pressure and does not undergo a change in the amount of displacement during continuous operation in a high electric field and under a high pressure over a long time period is provided. The multi-layer piezoelectric element comprises a stack of at least one piezoelectric layer and a plurality of internal electrodes consisting of first and second internal electrodes placed one on another, a first external electrode formed on a first side face of the stack and connected to the first internal electrode and a second external electrode formed on a second side face of the stack and connected to the second internal electrode, wherein the bonding strength between the piezoelectric layer and the internal electrode is weaker than the bending strength of the piezoelectric layer.Type: ApplicationFiled: March 3, 2010Publication date: June 24, 2010Applicant: KYOCERA CORPORATIONInventors: Mitsuo Kondo, Masaki Terazono, Takeshi Okamura, Katsushi Sakaue
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Patent number: 7705525Abstract: A multi-layer piezoelectric element having high durability which allows it to increase the amount of displacement of a piezoelectric actuator under high voltage and high pressure and does not undergo a change in the amount of displacement during continuous operation in a high electric field and under a high pressure over a long time period is provided. The multi-layer piezoelectric element comprises a stack of at least one piezoelectric layer and a plurality of internal electrodes consisting of first and second internal electrodes placed one on another, a first external electrode formed on a first side face of the stack and connected to the first internal electrode and a second external electrode formed on a second side face of the stack and connected to the second internal electrode, wherein the bonding strength between the piezoelectric layer and the internal electrode is weaker than the bending strength of the piezoelectric layer.Type: GrantFiled: May 18, 2009Date of Patent: April 27, 2010Assignee: Kyocera CorporationInventors: Mitsuo Kondo, Masaki Terazono, Takeshi Okamura, Katsushi Sakaue
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Patent number: 7679272Abstract: To provide a multi-layer piezoelectric device having excellent durability in which the amount of displacement does not change even when the piezoelectric actuator is subjected to continuous operation over a long period of time under a high voltage and a high pressure, the multi-layer piezoelectric device comprises a stack formed by stacking piezoelectric layers and internal electrodes alternately one on another and external electrodes formed on a first side face and on a second side face of the stack, wherein one of the adjacent internal electrodes is connected to the external electrode formed on the first side face and the other internal electrode is connected to the external electrode formed on the second side face, while content of alkali metal in a range from 5 ppm to 300 ppm is contained.Type: GrantFiled: September 22, 2004Date of Patent: March 16, 2010Assignee: Kyocera CorporationInventors: Takeshi Okamura, Katsushi Sakaue, Mitsuo Kondo
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Publication number: 20090224636Abstract: A multi-layer piezoelectric element having high durability which allows it to increase the amount of displacement of a piezoelectric actuator under high voltage and high pressure and does not undergo a change in the amount of displacement during continuous operation in a high electric field and under a high pressure over a long time period is provided. The multi-layer piezoelectric element comprises a stack of at least one piezoelectric layer and a plurality of internal electrodes consisting of first and second internal electrodes placed one on another, a first external electrode formed on a first side face of the stack and connected to the first internal electrode and a second external electrode formed on a second side face of the stack and connected to the second internal electrode, wherein the bonding strength between the piezoelectric layer and the internal electrode is weaker than the bending strength of the piezoelectric layer.Type: ApplicationFiled: May 18, 2009Publication date: September 10, 2009Applicant: KYOCERA CORPORATIONInventors: Mitsuo KONDO, Masaki TERAZONO, Takeshi OKAMURA, Katsushi SAKAUE
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Patent number: 7554251Abstract: A multi-layer piezoelectric element having high durability which allows it to increase the amount of displacement of a piezoelectric actuator under high voltage and high pressure and does not undergo a change in the amount of displacement during continuous operation in a high electric field and under a high pressure over a long time period is provided. The multi-layer piezoelectric element comprises a stack of at least one piezoelectric layer and a plurality of internal electrodes consisting of first and second internal electrodes placed one on another, a first external electrode formed on a first side face of the stack and connected to the first internal electrode and a second external electrode formed on a second side face of the stack and connected to the second internal electrode, wherein the bonding strength between the piezoelectric layer and the internal electrode is weaker than the bending strength of the piezoelectric layer.Type: GrantFiled: March 9, 2005Date of Patent: June 30, 2009Assignee: Kyocera CorporationInventors: Mitsuo Kondo, Masaki Terazono, Takeshi Okamura, Katsushi Sakaue
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Publication number: 20090066472Abstract: A resistance-type gas sensor includes a gas detection section including an oxide semiconductor layer. The oxide semiconductor layer includes cerium ions and zirconium ions. An amount of substance of zirconium ions relative to a sum of amounts of substance of cerium ions and zirconium ions contained in the oxide semiconductor layer is no less than about 45% and no more than about 60%, and the oxide semiconductor layer has a crystal phase containing about 80 vol % or more of cubic crystals.Type: ApplicationFiled: September 5, 2008Publication date: March 12, 2009Applicant: YAMAHA HATSUDOKI KABUSHIKI KAISHAInventor: Mitsuo KONDO
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Publication number: 20090045702Abstract: To provide a multi-layer piezoelectric device having excellent durability in which the amount of displacement does not change even when the piezoelectric actuator is subjected to continuous operation over a long period of time under a high voltage and a high pressure, the multi-layer piezoelectric device comprises a stack formed by stacking piezoelectric layers and internal electrodes alternately one on another and external electrodes formed on a first side face and on a second side face of the stack, wherein one of the adjacent internal electrodes is connected to the external electrode formed on the first side face and the other internal electrode is connected to the external electrode formed on the second side face, while content of alkali metal in a range from 5 ppm to 300 ppm is contained.Type: ApplicationFiled: August 13, 2008Publication date: February 19, 2009Applicant: KYOCERA CORPORATIONInventors: Takeshi OKAMURA, Katsushi SAKAUE, Mitsuo KONDO
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Publication number: 20090045701Abstract: To provide a multi-layer piezoelectric device having excellent durability in which the amount of displacement does not change even when the piezoelectric actuator is subjected to continuous operation over a long period of time under a high voltage and a high pressure, the multi-layer piezoelectric device comprises a stack formed by stacking piezoelectric layers and internal electrodes alternately one on another and external electrodes formed on a first side face and on a second side face of the stack, wherein one of the adjacent internal electrodes is connected to the external electrode formed on the first side face and the other internal electrode is connected to the external electrode formed on the second side face, while content of alkali metal in a range from 5 ppm to 300 ppm is contained.Type: ApplicationFiled: August 13, 2008Publication date: February 19, 2009Applicant: KYOCERA CORPORATIONInventors: Takeshi Okamura, Katsushi Sakaue, Mitsuo Kondo
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Publication number: 20080303385Abstract: To provide a multi-layer piezoelectric device having excellent durability in which the amount of displacement does not change even when the piezoelectric actuator is subjected to continuous operation over a long period of time under a high voltage and a high pressure, the multi-layer piezoelectric device comprises a stack formed by stacking piezoelectric layers and internal electrodes alternately one on another and external electrodes formed on a first side face and on a second side face of the stack, wherein one of the adjacent internal electrodes is connected to the external electrode formed on the first side face and the other internal electrode is connected to the external electrode formed on the second side face, while content of alkali metal in a range from 5 ppm to 300 ppm is contained.Type: ApplicationFiled: August 13, 2008Publication date: December 11, 2008Applicant: KYOCERA CORPORATIONInventors: Takeshi Okamura, Katsushi Sakaue, Mitsuo Kondo
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Publication number: 20070278907Abstract: A multi-layer piezoelectric element having high durability which allows it to increase the amount of displacement of a piezoelectric actuator under high voltage and high pressure and does not undergo a change in the amount of displacement during continuous operation in a high electric field and under a high pressure over a long time period is provided. The multi-layer piezoelectric element comprises a stack of at least one piezoelectric layer and a plurality of internal electrodes consisting of first and second internal electrodes placed one on another, a first external electrode formed on a first side face of the stack and connected to the first internal electrode and a second external electrode formed on a second side face of the stack and connected to the second internal electrode, wherein the bonding strength between the piezoelectric layer and the internal electrode is weaker than the bending strength of the piezoelectric layer.Type: ApplicationFiled: March 9, 2005Publication date: December 6, 2007Applicant: KYOCERA CORPORATIONInventors: Mitsuo Kondo, Masaki Terazono, Takeshi Okamura, Katsushi Sakaue
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Publication number: 20070205700Abstract: To provide a multi-layer piezoelectric device having excellent durability in which the amount of displacement does not change even when the piezoelectric actuator is subjected to continuous operation over a long period of time under a high voltage and a high pressure, the multi-layer piezoelectric device comprises a stack formed by stacking piezoelectric layers and internal electrodes alternately one on another and external electrodes formed on a first side face and on a second side face of the stack, wherein one of the adjacent internal electrodes is connected to the external electrode formed on the first side face and the other internal electrode is connected to the external electrode formed on the second side face, while content of alkali metal in a range from 5 ppm to 300 ppm is contained.Type: ApplicationFiled: September 22, 2004Publication date: September 6, 2007Inventors: Takeshi Okamura, Katsushi Sakaue, Mitsuo Kondo