Patents by Inventor Masaki Matsui
Masaki Matsui 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: 20130323581Abstract: A rechargeable magnesium-ion battery includes a first electrode, a second electrode, and an electrolyte layer between the first electrode and the second electrode. The electrolyte includes a source of magnesium ions, such as a magnesium salt. The first electrode includes an active material, the active material including tin and bismuth, for example as a binary combination of Sn and Bi, such as a solid solution or intermetallic compound.Type: ApplicationFiled: May 30, 2012Publication date: December 5, 2013Applicant: Toyota Motor Engineering & Manufacturing North America, Inc.Inventors: Nikhilendra Singh, Masaki Matsui
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Patent number: 8585044Abstract: A sheet processing device includes: a first reservoir unit which reserves sheets; a sheet processing unit which implements predetermined processing for the sheets reserved in the first reservoir unit; a discharge unit which includes a stepping motor, and discharges the sheets from the first reservoir unit, the sheets being subjected to the predetermined processing by the sheet processing unit; an obtaining unit which obtains a value regarding weight of the sheets subjected to the predetermined processing; and a control unit which controls the discharge unit to lower a rotation speed of the stepping motor in a case where the value obtained by the obtaining unit is more than a predetermined value in comparison with a case where the value is less than the predetermined value.Type: GrantFiled: August 3, 2012Date of Patent: November 19, 2013Assignee: Konica Minolta Business Technologies, Inc.Inventor: Masaki Matsui
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Patent number: 8586237Abstract: To provide a method for manufacturing a lithium secondary battery, characterized by having: a processing lithium secondary battery preparing step for preparing a processing lithium secondary battery that has a positive electrode layer containing LiFePO4 as a positive-electrode active material, a negative electrode layer containing a carbon material as a negative-electrode active material, and nonaqueous electrolyte solution containing LiPF6 and LiBOB; and a film forming step of performing a charging process on the processing lithium secondary battery until a voltage of the processing lithium secondary battery falls within a high voltage range in which a film of an oxidative decomposition product of a BOB anion contained in the LiBOB is formed on a surface of the positive-electrode active material.Type: GrantFiled: April 2, 2009Date of Patent: November 19, 2013Assignee: Toyota Jidosha Kabushiki KaishaInventor: Masaki Matsui
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Publication number: 20130266851Abstract: A magnesium-ion battery includes a first electrode including an active material and a second electrode. An electrolyte is disposed between the first electrode and the second electrode. The electrolyte includes a magnesium compound. The active material includes tin.Type: ApplicationFiled: November 16, 2012Publication date: October 10, 2013Applicant: Toyota Motor Engineering & Manufacturing North America, Inc.Inventors: Nikhilendra Singh, Timothy Sean Arthur, Chen Ling, Masaki Matsui, Fuminori Mizuno
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Patent number: 8541133Abstract: An electrochemical device, having an anode containing magnesium; a cathode stable to a voltage of at least 3.2 V relative to a magnesium reference; and an electrolyte containing a solvent and a LiCl complex of a magnesium halide salt of a sterically hindered secondary amine is provided. In a preferred embodiment the electrolyte contains tetrahydrofuran and 2,2,6,6-tetramethylpiperidinyl-magnesium chloride-lithium chloride complex.Type: GrantFiled: October 27, 2010Date of Patent: September 24, 2013Assignee: Toyota Motor Engineering & Manufacturing North America, Inc.Inventors: John Muldoon, Hee Soo Kim, Masaki Matsui Matsui
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Publication number: 20130108919Abstract: A magnesium battery includes a first electrode including an active material and a second electrode. An electrolyte is disposed between the first electrode and the second electrode. The electrolyte includes a magnesium compound. The active material includes an inter-metallic compound of magnesium and bismuth.Type: ApplicationFiled: October 26, 2011Publication date: May 2, 2013Applicant: Toyota Motor Engineering & Manufacturing North America, Inc.Inventor: Masaki Matsui
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Publication number: 20130038017Abstract: A sheet processing device includes: a first reservoir unit which reserves sheets; a sheet processing unit which implements predetermined processing for the sheets reserved in the first reservoir unit; a discharge unit which includes a stepping motor, and discharges the sheets from the first reservoir unit, the sheets being subjected to the predetermined processing by the sheet processing unit; an obtaining unit which obtains a value regarding weight of the sheets subjected to the predetermined processing; and a control unit which controls the discharge unit to lower a rotation speed of the stepping motor in a case where the value obtained by the obtaining unit is more than a predetermined value in comparison with a case where the value is less than the predetermined value.Type: ApplicationFiled: August 3, 2012Publication date: February 14, 2013Applicant: KONICA MINOLTA BUSINESS TECHNOLOGIES, INC.Inventor: Masaki MATSUI
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Publication number: 20130029227Abstract: A method of forming a polyanion active material that includes providing a carbon source, providing a mobile ion source, providing an active metal material, providing a network material, providing a flux material, and mixing the various materials. In one aspect, the mixing step may include grinding or pulverizing materials to a uniform fine mixture. In one aspect, a ball mill may be utilized to mix the components. Following the mixing of the materials, the mixture is heated to a predetermined temperature in a non-oxidizing atmosphere to form a reaction product. In one aspect, the mixture is heated to a temperature above a melting temperature of the flux material. In this manner, the flux material provides a medium in which the various reactants may react to form the desired reaction product. Following the heating of the mixture the reaction product is washed, forming a carbon coated polyanion active material.Type: ApplicationFiled: July 26, 2011Publication date: January 31, 2013Applicant: Toyota Motor Engineering & Manufacturing North America, Inc.Inventors: Wei Song, Masaki Matsui, Toshihiko Tani
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Patent number: 8361651Abstract: A magnesium battery includes a first electrode including an active material and a second electrode. An electrolyte is disposed between the first electrode and the second electrode. The electrolyte includes a magnesium compound. The active material includes an inter-metallic compound of magnesium and bismuth.Type: GrantFiled: April 29, 2011Date of Patent: January 29, 2013Assignee: Toyota Motor Engineering & Manufacturing North America, Inc.Inventor: Masaki Matsui
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Patent number: 8354193Abstract: An electrochemical device, having an anode containing magnesium; a cathode stable to a voltage of at least 3.2 V relative to a magnesium reference; and an electrolyte obtained by admixture of a magnesium salt of a non-nucleophilic base comprising nitrogen and aluminum trichloride in an ether solvent is provided. As sulfur is stable to a voltage of at least 3.2 V relative to a magnesium reference, a magnesium-sulfur electrochemical device is specifically provided.Type: GrantFiled: April 12, 2010Date of Patent: January 15, 2013Assignee: Toyota Motor Engineering & Manufacturing North AmericaInventors: John Muldoon, Hee Soo Kim, Masaki Matsui
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Publication number: 20130004830Abstract: A high voltage rechargeable magnesium cell includes an anode and cathode housing. A magnesium metal anode is positioned within the housing. A high voltage electrolyte is positioned proximate the anode. A metal oxide cathode is positioned proximate the high voltage electrolyte. The magnesium cell includes a multi-cycle charge voltage up to at least 3.0 volts and includes a reversible discharge capacity.Type: ApplicationFiled: May 31, 2012Publication date: January 3, 2013Applicant: Toyota Motor Engineering & Manufacturing North America, Inc.Inventors: Wei Song, Timothy Sean Arthur, Claudiu Bucur, Masaki Matsui, John Muldoon, Nikhilendra Singh, Ruigang Zhang
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Publication number: 20120328935Abstract: A magnesium battery includes a first electrode including an active material and a second electrode. An electrolyte is disposed between the first electrode and the second electrode. The electrolyte includes a magnesium compound. The active material includes an inter-metallic compound of magnesium and antimony. The active material also includes antimony or an alloy of bismuth and antimony.Type: ApplicationFiled: May 22, 2012Publication date: December 27, 2012Applicant: Toyota Motor Engineering & Manufacturing North America, Inc.Inventors: Masaki Matsui, Timothy Sean Arthur
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Publication number: 20120276444Abstract: A magnesium battery includes a first electrode including an active material and a second electrode. An electrolyte is disposed between the first electrode and the second electrode. The electrolyte includes a magnesium compound. The active material includes an inter-metallic compound of magnesium and bismuth.Type: ApplicationFiled: April 29, 2011Publication date: November 1, 2012Applicant: Toyota Motor Engineering & Manufacturing North America, Inc.Inventor: Masaki Matsui
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Patent number: 8288040Abstract: A battery that includes a cathode, anode and an electrolytic solution containing an organic electrolyte solvent including a compound of the formula: R1—CO—NR2—OR3 wherein R1 is selected from alkanes, alkenes, alkynes, aryls and their substituted derivatives and perfluorinated analogues; R2 is selected from alkanes, alkenes, alkynes, aryls and their substituted derivatives; R3 is selected from alkanes, alkenes, alkynes, aryls and their substituted derivatives wherein the electrolyte is stable at voltages of greater than 4.0 volts.Type: GrantFiled: February 17, 2009Date of Patent: October 16, 2012Assignees: Toyota Motor Engineering & Manufacturing North America, Inc., Toyota Motor Corporation, Synthonix CorporationInventors: John Muldoon, Gary Allred, Scott Ankeney, Masaki Matsui, Anthony Dotse, Tsuyoshi Sugimoto
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Patent number: 8241787Abstract: The principal object of the present invention is to provide a liquid electrolyte for electrochemical device having a wide potential window. The invention solves the problem by providing a liquid electrolyte for electrochemical device, which comprises an electrolyte dissolved in an MFx complex being liquid at ordinary temperatures wherein “M” represents B, Si, P, As or Sb and “X” represents the valence of “M”.Type: GrantFiled: September 13, 2007Date of Patent: August 14, 2012Assignees: National University Corporation Shizuoka University, Toyota Jidosha Kabushiki KaishaInventors: Tatsuo Fujinami, Takahiro Aoki, Masaki Matsui
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Patent number: 8236980Abstract: The principal object of the invention is to provide a lithium salt having excellent ion conductivity. The invention solves the problem by providing a lithium salt having a structure represented by the general formula (1): in which “M” represents B, Si, Ge, P, As or Sb; “X” represents the valence of “M”; “R1” represents —CmH2m— whereupon “m” is an integer of 1 to 4; “R2” represents —CkH2k+1 whereupon “k” is an integer of 1 to 8; and “n” represents 0 to 12.Type: GrantFiled: September 13, 2007Date of Patent: August 7, 2012Assignees: National University Corporation Shizuoka University, Toyota Jidosha Kabushiki KaishaInventors: Tatsuo Fujinami, Ruoyuan Tao, Masaki Matsui
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Publication number: 20120107698Abstract: An electrochemical device, having an anode containing magnesium; a cathode stable to a voltage of at least 3.2 V relative to a magnesium reference; and an electrolyte containing a solvent and a LiCl complex of a magnesium halide salt of a sterically hindered secondary amine is provided. In a preferred embodiment the electrolyte contains tetrahydrofuran and 2,2,6,6-tetramethylpiperidinyl-magnesium chloride-lithium chloride complex.Type: ApplicationFiled: October 27, 2010Publication date: May 3, 2012Applicant: Toyota Motor Engineering & Manufacturing NAInventors: John MULDOON, Hee Soo Kim, Masaki Matsui Matsui
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Patent number: 8124264Abstract: Disclosed is an ion-conductive material which comprises an ionic liquid and can realize a higher level of safety. Also disclosed is an electrochemical device using the ion-conductive material. Further disclosed is a method for manufacturing an electrochemical device. An ion-conductive material comprising an ionic liquid satisfying the following conditions: the ionic liquid comprises two or more types of anion, such that at least one type thereof is an anion having a structure in which one or more electron-withdrawing groups are bonded to a central atom having one more non-covalent electron pairs; and the ionic liquid has a maximum exothermic heat-flow peak height no greater than 2 W/g as measured by DSC (measurement temperature range: ordinary temperature to 500° C., rate of temperature rise: 2° C./minute). Preferably, the ion-conductive material comprises an ionic liquid having a gross calorific value of no greater than 1000 J/g as measured by the DSC.Type: GrantFiled: August 24, 2006Date of Patent: February 28, 2012Assignee: Toyota Jidosha Kabushiki KaishaInventors: Hisashi Yamamoto, Masaki Matsui, Hiroki Awano, Motoshi Isono
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Publication number: 20110311880Abstract: An electrochemical device, such as a magnesium-ion battery, comprises a first electrode including a first active material, a second electrode, and an electrolyte located between the first electrode and the second electrode. The electrolyte may include a magnesium compound, such as a magnesium salt. In representative examples, an improved active material includes a group 15 chalcogenide, in particular a bismuth chalcogenide, such as bismuth oxide or other chalcogenide. In various examples, the improved active material may be used in a positive or negative electrode of an example battery.Type: ApplicationFiled: June 21, 2010Publication date: December 22, 2011Applicant: Toyota Motor Engineering & Manufacturing North America, Inc.Inventor: Masaki Matsui
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Publication number: 20110244338Abstract: An electrochemical device, having an anode containing magnesium; a cathode stable to a voltage of at least 3.2 V relative to a magnesium reference; and an electrolyte obtained by admixture of a magnesium salt of a non-nucleophilic base comprising nitrogen and aluminum trichloride in an ether solvent is provided. As sulfur is stable to a voltage of at least 3.2 V relative to a magnesium reference, a magnesium-sulfur electrochemical device is specifically provided.Type: ApplicationFiled: April 12, 2010Publication date: October 6, 2011Applicant: Toyota Motor Engineering & Manufacturing NAInventors: John MULDOON, Hee Soo KIM, Masaki MATSUI